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Point Forecast Matrices

National Weather Service Des Moines IA

300 PM CDT Thu Jun 26 2025



IAZ060-270900-

Des Moines-Polk IA

41.54N  93.65W Elev. 924 ft

300 PM CDT Thu Jun 26 2025



Date           06/26/25      Fri 06/27/25            Sat 06/28/25            Sun

CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07

UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12



Min/Max                      67          84          68          91          73

Temp          87 77 73 71 69 67 71 78 82 82 75 71 68 70 81 87 90 88 81 78 75 75

Dewpt         73 71 70 69 67 66 66 68 69 68 69 68 67 69 73 74 74 73 73 71 71 71

RH            63 82 90 93 93 97 84 71 65 63 82 90 97 97 77 65 60 61 77 79 87 87

Wind dir      SW SW SW  W NW NW NW NW  W NW SE SE SE  S  S  S  S  S  S  S  S  S

Wind spd      13 11  8  5  5  5  4  4  3  3  3  3  4  5  5  8  9  8  5  5  5  6

Wind gust     24                                                               

Clouds        B2 B2 OV OV B2 B2 B2 B1 SC SC FW FW SC FW FW SC SC SC FW FW SC FW

PoP 12hr                     70           0           0           5          10

QPF 12hr                   0.10           0        0.01           0           0

Snow 12hr                 00-00       00-00       00-00                        

Rain shwrs     C  L  C                                                        S

Tstms          C  C  C                                                        S

Heat index    94                                           95100 96            

Max heat         97                      88    86          97   102    94      

Svr Tstorm     A  A                                                            





Date           06/29  Mon 06/30/25  Tue 07/01/25  Wed 07/02/25  Thu 07/03/25

CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19

UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00



Max/Min          91      69    86      64    86      64    87      65    87

Temp          88 85   74 71 82 82   69 66 82 82   69 67 83 82   70 67 83 83

Dewpt         74 72   70 68 68 66   64 62 63 64   62 63 64 65   63 63 67 67

PWind dir        SW      NW     N      NW    NW       W    SW      SE     S

Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT

Avg clouds    FW SC   B1 B1 SC SC   FW FW FW FW   SC SC FW SC   SC FW SC SC

PoP 12hr         50      50    20       5     5      10    10      20    30

Rain shwrs     S  C    C  C  S                                      S  C  C

Tstms          S  C    C  C  S                                         S  S



$$

IAZ039-270900-

Waterloo/Cedar Falls-Black Hawk IA

42.55N  92.40W Elev. 865 ft

300 PM CDT Thu Jun 26 2025



Date           06/26/25      Fri 06/27/25            Sat 06/28/25            Sun

CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07

UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12



Min/Max                      65          81          65          90          71

Temp          86 78 72 70 67 65 70 76 79 79 72 68 66 67 77 85 89 87 79 75 73 73

Dewpt         73 70 69 68 66 64 65 65 66 66 66 65 65 66 70 73 73 73 72 71 71 71

RH            65 76 90 93 97 97 84 69 64 64 81 90 97 97 79 67 59 63 79 87 93 93

Wind dir       S SW SW  W NW NW NW NW NW NW NE  E SE SE  S  S  S  S  S  S  S  S

Wind spd      16 13 10  6  6  6  6  8  6  5  2  3  2  4  6  9 10  8  6  6  6  6

Clouds        B1 OV OV OV OV OV B2 B1 SC SC FW FW SC SC SC FW FW FW FW SC SC SC

PoP 12hr                     80           0           0           5          20

QPF 12hr                   0.16           0        0.01           0           0

Snow 12hr                 00-00       00-00       00-00                        

Rain shwrs     C  D  CS  S  S

Tstms          C  C  C                                                  S  S   

Heat index    93                                           92 97 95            

Max heat         96                      84                92    98    93      

Svr Tstorm     A  A                                                            





Date           06/29  Mon 06/30/25  Tue 07/01/25  Wed 07/02/25  Thu 07/03/25

CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19

UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00



Max/Min          90      67    85      63    84      63    85      64    84

Temp          87 85   72 69 83 81   67 65 82 81   68 65 82 81   68 66 81 81

Dewpt         74 72   69 67 67 65   61 61 63 65   62 62 64 65   63 62 66 67

PWind dir        SW      NW    NW      NW    NW       W     W       S     S

Wind char        GN      LT    GN      LT    LT      LT    LT      LT    LT

Avg clouds    SC SC   B1 B1 SC FW   FW FW FW FW   FW FW FW FW   SC SC SC SC

PoP 12hr         50      40    10       5     5      10    10      20    30

Rain shwrs     S  C    C  C                                 S       S  C  C

Tstms          S  C    C  S                                            S  S



$$

IAZ048-270900-

Ames-Story IA

41.99N  93.62W Elev. 936 ft

300 PM CDT Thu Jun 26 2025



Date           06/26/25      Fri 06/27/25            Sat 06/28/25            Sun

CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07

UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12



Min/Max                      65          83          66          91          71

Temp          84 76 71 69 67 65 71 76 81 81 73 69 67 68 79 86 90 88 79 76 74 74

Dewpt         74 72 70 68 66 64 66 68 68 69 68 67 67 68 74 76 76 76 74 73 72 73

RH            72 87 97 97 97 97 84 76 65 67 84 93100100 85 72 64 68 85 90 93 97

Wind dir      SW SW SW NW NW NW NW NW NW NW SE SE SE SE  S  S  S  S  S  S  S  S

Wind spd      13 11  8  5  5  4  4  5  4  3  3  3  3  5  6  9 10  9  6  5  5  5

Clouds        B2 OV B2 OV B2 B2 B2 B1 SC FW FW FW SC SC FW FW FW FW FW SC SC SC

PoP 12hr                     70           0           0           5          20

QPF 12hr                   0.03           0        0.01           0           0

Snow 12hr                 00-00       00-00       00-00                        

Rain shwrs     L  L  C                                                  S  S  S

Tstms          L  C  C                                                  S  S  S

Heat index    91                                           96101 98            

Max heat         95                      87    83          98   102    94      

Svr Tstorm     A  A                                                            





Date           06/29  Mon 06/30/25  Tue 07/01/25  Wed 07/02/25  Thu 07/03/25

CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19

UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00



Max/Min          90      67    85      63    84      63    85      64    86

Temp          86 84   71 69 81 81   67 65 81 81   67 65 81 81   69 67 80 82

Dewpt         76 75   70 68 69 68   64 63 65 66   62 63 66 67   64 64 69 70

PWind dir        SW       N    NW      NW    NW       W    SW      SE     S

Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT

Avg clouds    SC SC   B1 B1 SC FW   FW FW FW FW   SC FW FW SC   SC SC SC SC

PoP 12hr         60      50    10       5    10      10    20      30    30

Rain shwrs     S  L    C  C                                 S    S  C  C  C

Tstms          S  C    C  S                                      S     S  S



$$

IAZ004-270900-

Estherville-Emmet IA

43.40N  94.75W Elev. 1315 ft

300 PM CDT Thu Jun 26 2025



Date           06/26/25      Fri 06/27/25            Sat 06/28/25Sun

CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07

UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12



Min/Max                      59          81          64          91          69

Temp          72 69 64 62 60 61 66 73 79 79 69 65 64 66 77 85 88 86 78 75 72 71

Dewpt         69 65 63 61 59 59 61 63 65 65 65 64 63 64 71 73 73 73 72 70 68 68

RH            90 87 97 97 96 93 84 71 62 62 87 97 97 93 82 67 61 65 82 84 87 90

Wind dir      NW  N  N NW NW NW NW NW  W SE SE SE  S  S  S  S  S  S  S  S  S SW

Wind spd      11 11  9  6  5  5  5  4  3  4  5  6  9 10 12 14 16 12 10 10  9  8

Clouds        OV OV OV B2 B2 B2 B2 B1 FW FW FW SC B1 B1 SC FW FW FW SC SC B1 B1

PoP 12hr                     20           0          10          20          60

QPF 12hr                      0           0        0.13        0.02        0.05

Snow 12hr                 00-00       00-00       00-00                        

Rain shwrs     C  S                                         S  S  L  L  C  C  C

Tstms          C                                               S  S  C  C  C  C

Heat index                                                 92 96 93            

Max heat                                 82                93    97    90      





Date           06/29  Mon 06/30/25  Tue 07/01/25  Wed 07/02/25  Thu 07/03/25

CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19

UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00



Max/Min          88      64    84      60    84      62    84      64    84

Temp          83 81   69 65 81 79   65 62 80 80   66 64 79 79   68 65 78 79

Dewpt         71 69   64 63 63 62   59 58 61 63   60 60 63 64   62 61 66 66

PWind dir        NW       N    NW      NW     W      SW    SW       S     S

Wind char        GN      LT    GN      LT    LT      LT    LT      LT    GN

Avg clouds    B1 SC   SC SC FW FW   FW FW FW FW   FW SC FW SC   SC B1 SC B1

PoP 12hr         50      30    10       5    10      20    20      30    40

Rain shwrs     C  C    C  S                           S     S    S  C  C  C

Tstms          C  C    S                                    S    S  S  S  C



$$

IAZ035-270900-

Fort Dodge-Webster IA

42.55N  94.18W Elev. 1165 ft

300 PM CDT Thu Jun 26 2025



Date           06/26/25      Fri 06/27/25            Sat 06/28/25            Sun

CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07

UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12



Min/Max                      62          83          65          91          71

Temp          80 75 68 65 64 64 70 76 81 82 72 67 65 67 79 87 90 87 79 75 73 72

Dewpt         73 70 67 64 63 62 64 65 66 67 66 66 65 67 73 75 75 73 72 71 71 71

RH            79 84 97 97 97 93 81 69 60 61 81 97100100 82 68 62 63 79 87 93 97

Wind dir      SW  W NW NW NW NW NW NW NW  E SE SE SE  S  S  S  S  S  S  S  S  S

Wind spd      13 10  6  5  4  4  4  3  3  3  3  4  5  5  9 10 11 10  8  6  5  5

Clouds        OV B2 B2 B2 B2 B2 B1 SC SC FW FW FW SC SC SC FW FW FW SC SC SC SC

PoP 12hr                     40           0           5           5          30

QPF 12hr                   0.01           0        0.05           0           0

Snow 12hr                 00-00       00-00       00-00                        

Rain shwrs     L  C                                               S  S  C  C  S

Tstms          L  S                                               S  S  C  C  S

Heat index                                                 95100 94            

Max heat         86                      85                96   102    92      

Svr Tstorm     A  A                                                            





Date           06/29  Mon 06/30/25  Tue 07/01/25  Wed 07/02/25  Thu 07/03/25

CDT 6hrly     13 19   01 07 13 19   01 07 13 1901 07 13 19   01 07 13 19

UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00



Max/Min          89      66    85      62    85      63    85      64    85

Temp          85 82   71 68 82 80   66 64 82 81   66 65 81 81   68 67 80 81

Dewpt         74 72   68 66 65 65   61 61 63 64   62 62 65 65   63 63 67 68

PWind dir         W       N    NW      NW    NW      SW    SW       S     S

Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT

Avg clouds    SC SC   B1 B1 SC FW   FW FW FW FW   SC SC FW FW   SC SC SC SC

PoP 12hr         60      40    10       5    10      10    20      30    40

Rain shwrs     S  L    C  C                                 S    S  C  C  C

Tstms          S  C    C  S                                 S    S  S  S  S



$$

IAZ094-270900-

Lamoni-Decatur IA

40.63N  93.90W Elev. 1125 ft

300 PM CDT Thu Jun 26 2025



Date           06/26/25      Fri 06/27/25            Sat 06/28/25            Sun

CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07

UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12



Min/Max                      68          84          70          90          71

Temp          85 79 73 72 69 69 74 79 83 83 75 72 70 71 80 86 89 87 79 75 74 73

Dewpt         74 72 70 69 68 68 70 71 71 70 71 70 69 70 74 75 74 73 72 72 72 72

RH            70 79 90 90 97 97 87 77 67 65 87 93 97 97 82 70 61 63 79 90 93 97

Wind dir       S SW SW SW  W  W NW  W  W  S SE  S  S  S  S  S  S  S  S  S  S  S

Wind spd      13 10  8  6  5  4  4  4  3  3  3  4  4  5  5  6  8  6  5  5  5  6

Wind gust     24                                                               

Clouds        B1 OV OV OV B2 B2 B2 B1 SC FW SC SC SC SC FW SC SC SC SC SC FW FW

PoP 12hr                     70           5           5          10          10

QPF 12hr                   0.38           0        0.01           0           0

Snow 12hr                 00-00       00-00       00-00                        

Rain shwrs     C  L  C  S                                                     S

Tstms          C  C  C  S                                                     S

Heat index    93                         88                96 98 94            

Max heat         95                83    90    87          98   102    93      

Svr Tstorm     A  A                                                            





Date           06/29  Mon 06/30/25  Tue 07/01/25  Wed 07/02/25  Thu 07/03/25

CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19

UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00



Max/Min          90      68    85      63    85      63    85      64    87

Temp          87 86   74 69 81 81   68 66 82 82   68 66 83 82   68 67 83 83

Dewpt         75 74   71 68 69 68   64 63 63 64   62 62 64 65   63 63 68 68

PWind dir        SW       W     N       N     N       S     S      SE     S

Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT

Avg clouds    FW SC   B1 B2 B1 SC   SC FW FW SC   SC SC FW SC   SC SC FW SC

PoP 12hr         50      60    30      10    10      10    10      20    30

Rain shwrs     S  C    L  C  C  S                                   S  S  C

Tstms          S  C    C  C  C  S                                         S



$$

IAZ017-270900-

Mason City-Cerro Gordo IA

43.16N  93.33W Elev. 1189 ft

300 PM CDT Thu Jun 26 2025



Date           06/26/25      Fri 06/27/25            Sat 06/28/25            Sun

CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07

UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12



Min/Max                      60          78          62          89          69

Temp          79 73 67 65 62 62 66 72 76 78 69 64 62 64 75 82 87 84 78 75 72 72

Dewpt         72 68 66 64 61 61 62 63 65 64 64 63 62 64 70 73 74 72 72 71 70 70

RH            79 84 97 97 97 97 87 73 69 62 84 97100100 84 74 65 67 82 87 93 93

Wind dir      SW SW NW NW NW NW NW NW NW NW SE SE SE SE  S  S  S  S  S  S  S SW

Wind spd      12 11  9  6  6  5  5  5  4  3  2  3  4  5  9 11 12 10  8  8  6  6

Clouds        OV B2 OV OV OV OV OV B1 SC SC FW FW SC SC SC SC FW FW SC SC SC B1

PoP 12hr                     50           0           5          10          50

QPF 12hr                   0.02           0        0.03        0.05        0.01

Snow 12hr                 00-00       00-00       00-00                        

Rain shwrs     D  C  S                                            C  C  C  C  C

Tstms          L  C                                               S  C  C  C  C

Heat index                                                 88 95 90            

Max heat         86                                        89    97    87      

Svr Tstorm     A  A                                                            





Date           06/29  Mon 06/30/25  Tue 07/01/25  Wed 07/02/25  Thu 07/03/25

CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19

UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00



Max/Min          87      64    83      60    83      61    83      62    82

Temp          83 81   70 68 80 78   66 63 79 79   66 65 79 79   67 65 78 79

Dewpt         72 70   66 65 64 62   59 60 61 63   60 61 63 64   62 61 65 66

PWind dir         W      NW    NW      NW    NW       W    SW       S     S

Wind char        LT      LT    GN      LT    LT      LT    LT      LT    GN

Avg clouds    B1 SC   SC SC FW FW   FW FW FW FW   FW SC SC FW   SC SC SC B1

PoP 12hr         60      30    10       5    10      10    20      30    40

Rain shwrs     C  L    C  C                           S     S    S  C  C  C

Tstms          C  C    C  S                                      S  S  S  S



$$

IAZ049-270900-

Marshalltown-Marshall IA

42.11N  92.91W Elev. 972 ft

300 PM CDT Thu Jun 26 2025



Date           06/26/25      Fri 06/27/25            Sat 06/28/25            Sun

CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07

UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12



Min/Max                      65          82          65          90          71

Temp          84 76 71 69 67 65 70 76 80 79 72 67 65 66 77 85 89 86 78 75 72 73

Dewpt         73 71 68 67 65 64 65 66 67 67 67 65 65 66 71 73 74 73 72 71 70 71

RH            70 85 90 93 93 97 84 71 65 67 84 93100100 82 67 61 65 82 87 93 93

Wind dir       S SW SW  W NW NW NW NW NW NW  E SE SE SE  S  S  S  S  S  S  S  S

Wind spd      14 12  9  5  5  5  5  5  5  3  3  3  3  4  6  8  9  8  5  5  5  6

Clouds        B1 OV OV OV OV B2 B2 B1 SC SC FW FW SC SC FW FW FW FW FW SC SC SC

PoP 12hr                     80           0           0           5          20

QPF 12hr                   0.16           0           0           0        0.01

Snow 12hr                 00-00       00-00       00-00                        

Rain shwrs     C  D  C                                                  S  S  S

Tstms          C  C  C                                                  S  S  S

Heat index    91                                           92 98 93            

Max heat         94                      85                94    99    92      

Svr Tstorm     A  A                                                            





Date           06/29  Mon 06/30/25  Tue 07/01/25  Wed 07/02/25  Thu 07/03/25

CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19

UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00



Max/Min          90      66    85      62    84      62    85      63    85

Temp          87 84   71 68 82 80   66 64 81 80   66 65 81 80   67 65 81 81

Dewpt         74 72   68 67 67 6561 61 63 64   61 61 63 65   61 61 66 67

PWind dir        SW      NW    NW      NW    NW       W    SW       S     S

Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT

Avg clouds    SC SC   B1 B1 SC FW   FW FW FW FW   SC FW FW FW   SC SC SC SC

PoP 12hr         50      50    10       5     5      10    10      30    30

Rain shwrs     S  C    C  C                                 S    S  C  S  C

Tstms          S  C    C  C                                            S  S



$$

IAZ086-270900-

Ottumwa-Wapello IA

41.11N  92.45W Elev. 836 ft

300 PM CDT Thu Jun 26 2025



Date           06/26/25      Fri 06/27/25            Sat 06/28/25            Sun

CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07

UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12



Min/Max                      69          84          69          92          72

Temp          89 83 73 73 72 70 74 78 82 82 74 71 70 70 80 86 90 88 79 76 74 75

Dewpt         72 73 71 71 70 69 70 70 71 70 70 68 68 69 74 74 74 73 72 71 72 73

RH            57 72 93 93 93 97 87 76 69 67 87 90 93 97 82 68 60 61 79 85 93 94

Wind dir      SW SW SW SW  W  W NW  W  W NW  E SE SE SE  S  S  S  S  S  S SW  S

Wind spd      14 11  9  8  6  6  6  6  5  5  3  3  3  4  5  5  6  6  5  5  5  6

Clouds        SC B1 OV OV OV B2 B1 B1 SC SC SC FW SC SC FW SC FW FW FW FW SC FW

PoP 12hr                     70           5           5           5          10

QPF 12hr                   0.57           0           0           0           0

Snow 12hr                 00-00       00-00       00-00                        

Rain shwrs     S  C  L  C  S                                                  S

Tstms          S  C  C  C  S                                                  S

Heat index    96 89                                        94 99 97            

Max heat         99                      89    85          95    99    94      

Svr Tstorm     A  A                                                            





Date           06/29  Mon 06/30/25  Tue 07/01/25  Wed 07/02/25  Thu 07/03/25

CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19

UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00



Max/Min          93      69    86      63    86      64    87      64    89

Temp          88 88   74 71 81 82   69 66 82 83   69 67 83 83   69 67 83 85

Dewpt         74 74   71 70 69 69   65 64 63 65   62 63 63 65   63 63 66 67

PWind dir        SW       W     N      NW    NW       W    SW      SE     S

Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT

Avg clouds    FW SC   SC B1 B1 SC   FW FW FW FW   SC SC FW FW   FW FW SC SC

PoP 12hr         50      60    30      10     5      10    10      20    30

Rain shwrs     S  C    L  C  C  S                                   S  S  C

Tstms          S  C    C  C  C  S                                         S



$$

