Point Forecast Matrices
Issued by NWS Des Moines, IA

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PFMDMX

Point Forecast Matrices
National Weather Service Des Moines IA
216 PM CDT Sat Jul 12 2025

IAZ060-130900-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
216 PM CDT Sat Jul 12 2025

Date           07/12/25      Sun 07/13/25            Mon 07/14/25            Tue
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                      61          85          65          89          69
Temp          80 78 71 66 62 62 76 81 85 84 75 71 68 68 79 85 88 87 78 74 71 70
Dewpt         65 64 63 62 60 60 64 63 64 67 67 66 66 66 71 71 71 72 71 70 69 69
RH            60 62 76 87 93 93 66 54 50 57 76 84 93 93 77 63 57 61 79 87 93 97
Wind dir      NW NW NW  W  W SW  S SW SW  S  S  S SW  S  S  S  S  S  S  S  S  S
Wind spd       9  5  3  3  3  3  5  8  6  5  5  5  5  4  5  5  5  5  5  5  5  5
Clouds        SC SC SC SC SC FW FW FW FW FW SC FW FW FW FW SC FW SC SC FW FW SC
PoP 12hr                      0           5           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index                                                 91 95 93
Max heat         83                83    88    87          94    97    91


Date           07/15  Wed 07/16/25  Thu 07/17/25  Fri 07/18/25  Sat 07/19/25
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          89      70    86      66    81      64    81      65    83
Temp          83 85   74 72 82 82   72 68 76 77   68 65 76 78   69 66 80 80
Dewpt         73 72   71 70 72 71   68 66 68 66   64 63 66 67   65 64 69 68
PWind dir         S       S    SW      NW    NW       N    NE      SE     S
Wind char        GN      LT    GN      GN    LT      LT    LT      LT    LT
Avg clouds    SC SC   FW B1 B1 SC   B1 B1 B2 B1   B1 B1 B1 SC   SC SC SC SC
PoP 12hr         20      40    40      40    20      10    10      20    20
Rain shwrs        S    C  C  C  C    C  C  S  S                     S  S
Tstms             S       S  C  C    C  C  S  S

$$
IAZ039-130900-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
216 PM CDT Sat Jul 12 2025

Date           07/12/25      Sun 07/13/25            Mon 07/14/25            Tue
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          83          64          88          68
Temp          79 76 68 63 60 61 75 80 83 81 72 68 67 68 79 85 87 85 75 72 70 70
Dewpt         62 63 62 61 59 60 65 64 64 66 66 65 65 66 71 72 71 72 71 70 68 69
RH            56 64 81 93 96 97 71 58 53 60 81 90 93 93 77 65 59 65 87 93 93 97
Wind dir      NW NW  W  W SW SW SW SW SW SW  S  S SW SW SW SW  S  S  S  S  S  S
Wind spd      12  9  5  3  3  3  5 10 11  9  6  6  5  4  5  6  8  5  5  5  5  5
Clouds        SC SC SC FW FW CL CL FW FW FW FW FW FW FW FW FW FW FW FW SC FW FW
PoP 12hr                      0           5          10          20          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index                                                 92 94 91
Max heat         82                83    86    82          92    94    88


Date           07/15  Wed 07/16/25  Thu 07/17/25  Fri 07/18/25  Sat 07/19/25
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      69    84      64    78      62    79      63    81
Temp          84 83   73 71 80 78   69 66 75 74   66 64 75 75   66 66 78 77
Dewpt         73 72   70 69 72 70   67 66 67 65   64 62 64 65   64 63 67 67
PWind dir         S       S    SW      NE     N       N    NE       E     S
Wind char        GN      LT    GN      GN    GN      LT    LT      LT    GN
Avg clouds    SC SC   SC B1 B2 B1   B1 B1 B2 B1   B1 SC SC SC   SC B1 B1 SC
PoP 12hr         20      40    60      40    20      10    10      20    20
Rain shwrs        S    C  C  C  L    C  C  S  S                     S  S  S
Tstms             S    C  C  C  C    C  C  S  S

$$
IAZ048-130900-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
216 PM CDT Sat Jul 12 2025

Date           07/12/25      Sun 07/13/25            Mon 07/14/25            Tue
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          85          64          89          68
Temp          79 76 69 64 61 61 75 81 83 83 74 70 68 66 78 85 87 85 76 72 70 70
Dewpt         63 64 63 61 60 60 65 65 67 69 68 67 66 66 72 73 73 73 72 70 70 69
RH            58 66 81 90 97 97 71 58 59 63 82 90 93100 82 67 63 67 87 93100 97
Wind dir      NW NW  W SW SW SW  S SW SW  S  S  S SW SW  S  S  S  S  S  S  S  S
Wind spd      10  5  3  2  2  2  5  9  9  6  5  5  4  3  5  5  5  5  5  5  5  5
Clouds        SC SC SC SC FW FW CL FW FW CL FW FW FW SC FW FW SC FW FW FW FW FW
PoP 12hr                      0           5           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index                                                 91 95 92
Max heat                           83    88    85          93    97    89


Date           07/15  Wed 07/16/25  Thu 07/17/25  Fri 07/18/25  Sat 07/19/25
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      69    85      65    79      62    80      64    83
Temp          83 83   73 71 81 80   70 66 76 75   66 64 76 78   67 65 79 79
Dewpt         74 74   72 70 73 71   68 66 68 66   64 63 66 67   66 65 69 69
PWind dir         S       S    SW       N     N       N    NE      SE    SE
Wind char        GN      LT    GN      GN    LT      LT    LT      LT    LT
Avg clouds    SC FW   SC B1 B1 SC   B1 B1 B1 B1   SC SC B1 B1   SC B1 B1 SC
PoP 12hr         20      40    50      40    20      10    10      30    20
Rain shwrs        S    C  C  C  C    C  C  S  S                     C  S  S
Tstms             S       C  C  C    C  C  S  S

$$
IAZ004-130900-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
216 PM CDT Sat Jul 12 2025

Date           07/12/25      Sun 07/13/25            Mon 07/14/25            Tue
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                      57          85          64          88          68
Temp          77 76 67 62 59 59 74 80 83 83 73 69 65 65 77 84 87 84 75 72 69 69
Dewpt         56 58 57 56 55 55 62 65 68 70 68 66 63 63 69 69 71 71 70 68 66 66
RH            48 54 70 81 87 87 66 60 61 65 84 90 93 93 76 61 59 65 84 87 90 90
Wind dir      NW  W  W SW SW SW SW SW SW SW SW SW SW SW  S  S  S  S  S  S  S  S
Wind spd      11  8  5  5  6  9 13 16 14 11  9  6  5  4  5  8 10 10  9 10 10 10
Wind gust                             25
Clouds        SC SC FW FW SC CL FW CL CL FW FW FW FW FW FW CL FW FW FW SC SC FW
PoP 12hr                      0          20          10           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                             S
Tstms                                  S
Obvis             K  K
Heat index                                                    93 89
Max heat                           82    89    85          88    94    85


Date           07/15  Wed 07/16/25  Thu 07/17/25  Fri 07/18/25  Sat 07/19/25
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      65    78      59    73      57    76      60    79
Temp          83 81   70 66 74 73   64 61 69 71   61 60 72 74   64 62 75 77
Dewpt         70 71   67 64 66 65   62 59 61 61   58 57 61 63   61 61 65 66
PWind dir         S       E     N       N     N      NE     E      SE     S
Wind char        GN      GN    GN      GN    GN      LT    GN      GN    GN
Avg clouds    SC SC   B1 B1 B1 B1   B2 B2 B1 B1   B1 SC SC SC   SC B1 B1 B1
PoP 12hr         30      50    40      40    20      10    10      30    20
Rain shwrs        C    C  C  C  C    C  S  S                     S  C  S  S
Tstms             C    C  C  C  C    C  S  S                     S        S

$$
IAZ035-130900-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
216 PM CDT Sat Jul 12 2025

Date           07/12/25      Sun 07/13/25            Mon 07/14/25            Tue
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                      58          85          64          89          68
Temp          78 76 67 63 60 60 74 80 83 82 73 70 67 66 78 85 88 85 76 71 69 70
Dewpt         60 62 61 59 57 58 64 66 68 70 70 67 66 66 72 73 73 73 71 70 68 69
RH            54 62 81 87 90 93 71 62 61 67 90 90 97100 82 67 61 67 85 97 97 97
Wind dir      NW  W SW SW SW SW SW SW SW SW  S SW SW SW SW  S  S  S  S  S  S  S
Wind spd      10  5  4  3  4  4  8 10 11  9  6  5  4  3  4  5  6  6  5  6  5  6
Clouds        SC SC FW FW FW FW FW SC CL CL FW FW SC FW FW FW FW FW FW FW FW SC
PoP 12hr                      0          10          10           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index                                                 92 95 91
Max heat                           83    88    83          93    97    87


Date           07/15  Wed 07/16/25  Thu 07/17/25  Fri 07/18/25  Sat 07/19/25
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      68    83      63    77      60    79      62    81
Temp          83 83   72 69 80 76   67 64 73 72   63 61 74 75   65 63 77 78
Dewpt         74 73   70 69 72 68   65 63 65 64   61 61 64 66   64 63 68 68
PWind dir         S      SE     W       N     N       N     E      SE     S
Wind char        GN      GN    GN      GN    GN      LT    LT      LT    LT
Avg clouds    SC FW   SC B1 B1 B1   B2 B2 B2 B1   B1 B1 B1 B1   SC B1 B1 B1
PoP 12hr         20      40    40      40    20      10    10      30    20
Rain shwrs        S    C  C  C  C    C  C  S  S                  S  C  S  S
Tstms             S    S  C  C  C    C  C  S  S                  S

$$
IAZ094-130900-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
216 PM CDT Sat Jul 12 2025

Date           07/12/25      Sun 07/13/25            Mon 07/14/25            Tue
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          85          66          87          68
Temp          80 79 71 67 64 64 76 81 84 83 74 70 68 67 77 84 86 85 76 72 70 69
Dewpt         68 66 65 63 62 62 65 65 65 68 68 67 66 67 71 71 71 71 71 70 69 69
RH            67 64 81 87 93 93 69 58 53 61 82 90 93100 82 65 61 63 85 93 97100
Wind dir      NW NW NW NW  N  S  S  S  S  S  S  S  S  S  S  S  S  S SE  S  S  S
Wind spd       6  5  3  2  2  2  4  5  5  4  4  5  4  3  4  5  5  5  5  5  5  5
Clouds        SC SC SC SC B1 B1 SC SC SC SC FW FW FW FW SC SC SC SC SC FW SC SC
PoP 12hr                      0           5           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index                                                 89 92 90
Max heat         84                84    88    86          90    94    87


Date           07/15  Wed 07/16/25  Thu 07/17/25  Fri 07/18/25  Sat 07/19/25
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      69    86      66    82      64    81      64    84
Temp          83 84   73 72 83 83   72 68 78 78   68 65 77 78   69 67 80 81
Dewpt         73 72   71 71 72 72   70 67 69 68   66 64 67 68   66 66 69 70
PWind dir         S       S    SW       S    NW       N    NE       E     S
Wind char        LT      LT    GN      GN    LT      LT    LT      LT    LT
Avg clouds    SC SC   SC SC B1 SC   B1 B2 B1 B1   SC B1 B1 B1   B1 B1 SC SC
PoP 12hr         20      30    40      40    30      20    20      20    20
Rain shwrs        S    S  C  C  C    C  C  C  C    S  S  S          S  S  S
Tstms             S    S  S  C  C    C  C  C  C    S

$$
IAZ017-130900-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
216 PM CDT Sat Jul 12 2025

Date           07/12/25      Sun 07/13/25            Mon 07/14/25            Tue
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                      57          83          65          87          67
Temp          77 74 66 62 59 59 74 80 83 81 72 70 67 66 77 84 87 84 75 70 68 69
Dewpt         59 60 60 58 56 57 63 63 65 67 68 66 66 66 69 71 71 71 70 69 67 68
RH            54 62 81 87 90 93 69 56 55 63 87 87 97100 76 65 59 65 84 97 97 97
Wind dir      NW NW  W  W SW SW SW SW SW SW  S SW SW SW SW  S  S  S  S  S  S  S
Wind spd      11  8  3  3  3  5  8 12 12 10  8  6  5  4  4  5  6  6  5  6  6  6
Clouds        SC SC SC SC FW FW FW FW FW FW SC FW FW FW FW FW SC FW FW FW SC FW
PoP 12hr                      0           5          10           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index                                                 89 93 89
Max heat                           81    85                89    94    86


Date           07/15  Wed 07/16/25  Thu 07/17/25  Fri 07/18/25  Sat 07/19/25
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      66    81      61    76      58    77      60    79
Temp          82 81   71 68 78 75   66 63 71 72   63 61 72 73   65 63 75 76
Dewpt         72 71   69 67 69 66   64 62 63 62   60 59 62 63   61 61 65 65
PWind dir         S       S    SE       N     N       N     E      SE     S
Wind char        GN      GN    GN      GN    GN      LT    LT      LT    GN
Avg clouds    SC SC   SC B1 B1 B1   B2 B1 B1 B1   B1 SC SC SC   B1 B1 B1 B1
PoP 12hr         20      50    50      40    20      10    10      30    20
Rain shwrs        S    C  C  C  C    C  C  S  S                     C  S  S
Tstms             S    C  C  C  C    C  C  S                           S  S

$$
IAZ049-130900-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
216 PM CDT Sat Jul 12 2025

Date           07/12/25      Sun 07/13/25            Mon 07/14/25            Tue
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          83          64          87          67
Temp          80 76 67 63 60 60 74 80 82 81 71 69 67 66 78 84 87 84 76 71 69 70
Dewpt         63 63 62 60 58 59 64 63 65 67 65 65 65 66 71 72 72 72 70 69 67 68
RH            56 64 84 90 93 96 71 56 56 63 81 87 93100 79 67 61 67 82 93 93 93
Wind dir      NW NW  W  W  W SW SW SW SW SW  S  S SW SW SW  S  S  S  S  S  S  S
Wind spd      10  6  4  3  3  3  5  8  8  6  5  5  5  4  5  5  5  5  5  5  5  5
Clouds        SC SC SC SC FW CL CL FW FW CL FW FW FW FW FW FW FW FW SC FW FW SC
PoP 12hr                      0           5           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index                                                 90 93 90
Max heat         82                82    86    83          90    94    87


Date           07/15  Wed 07/16/25  Thu 07/17/25  Fri 07/18/25  Sat 07/19/25
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          86      68    84      64    78      61    79      62    81
Temp          82 83   72 70 80 79   69 66 75 74   65 63 75 76   66 64 77 77
Dewpt         73 73   70 69 72 71   67 65 67 66   64 61 64 66   64 63 67 68
PWind dir         S       S    SW       N     N       N    NE       E     S
Wind char        GN      LT    GN      GN    GN      LT    LT      LT    LT
Avg clouds    SC SC   FW B1 B1 B1   B1 B1 B2 B1   B1 SC B1 B1   SC B1 B1 SC
PoP 12hr         20      40    50      40    20      10    10      30    20
Rain shwrs        S    C  C  C  C    C  C  S  S                     C  S  S
Tstms             S    S  S  C  C    C  C  S  S

$$
IAZ086-130900-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
216 PM CDT Sat Jul 12 2025

Date           07/12/25      Sun 07/13/25            Mon 07/14/25            Tue
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          85          64          88          69
Temp          82 79 70 66 63 64 76 81 83 83 73 69 67 68 79 85 87 84 75 72 69 71
Dewpt         67 68 66 64 62 62 65 64 64 67 67 66 66 67 72 72 71 73 71 70 69 70
RH            61 69 87 93 97 93 69 56 53 59 81 90 97 97 79 65 59 70 87 93100 97
Wind dir      NW NW NW  W  W SW  S SW SW SW  S  S SW  S  S  S  S  S  S  S  S  S
Wind spd      10  8  4  3  3  2  4  5  4  4  4  5  4  4  5  5  5  5  5  5  5  5
Clouds        FW SC SC SC B1 B1 SC SC FW FW FW FW FW FW FW SC SC SC SC SC SC SC
PoP 12hr                      5           5           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index                                                 91 93 90
Max heat         86                83    87    85          92    94    87


Date           07/15  Wed 07/16/25  Thu 07/17/25  Fri 07/18/25  Sat 07/19/25
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      70    87      68    82      64    81      65    83
Temp          82 83   74 73 83 82   73 70 78 78   69 67 76 78   69 68 80 79
Dewpt         73 75   72 72 74 74   71 68 70 70   66 65 68 69   66 66 69 70
PWind dir         S       S    SW      SW    NW       N    NE       E     S
Wind char        LT      LT    GN      GN    GN      LT    LT      LT    LT
Avg clouds    SC SC   SC SC B1 SC   B1 B1 B2 B1   SC SC SC SC   SC B1 SC SC
PoP 12hr         20      40    50      50    30      20    10      20    20
Rain shwrs        S    S  C  C  C    C  C  C  C    S  S             S  S  S
Tstms             S       S  C  C    C  C  C  C    S

$$