Point Forecast Matrices
Issued by NWS Des Moines, IA

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FOUS53 KDMX 081717
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Point Forecast Matrices
National Weather Service Des Moines IA
1216 PM CDT Tue Jul 8 2025

IAZ060-082100-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
1216 PM CDT Tue Jul 8 2025

Date             Tue 07/08/25            Wed 07/09/25            Thu 07/10/25
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      84          66          87          67          86
Temp                   79 82 83 75 70 67 67 77 83 86 84 76 71 68 69 77 81 83 82
Dewpt                  67 68 69 69 68 66 66 69 68 68 66 67 66 64 65 69 69 69 69
RH                     67 63 63 82 93 97 97 76 61 55 55 74 84 87 87 76 67 63 65
Wind dir               NW NW NW  N NW NW  N  N NW NW  N  E SE SE  S  S  S  S SE
Wind spd                5  4  5  3  3  3  3  3  3  4  4  3  4  4  4  6  9  9  8
Clouds                 B2 SC FW FW CL FW SC SC B1 B1 SC FW FW SC SC B2 B2 B1 B1
PoP 12hr                     10           5          10          10          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                        S  S  S  S  S
Tstms                                                             S  S  S  S  S


Date          Fri 07/11/25  Sat 07/12/25  Sun 07/13/25  Mon 07/14/25
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          70    85      65    80      61    85      66    89
Temp          73 71 80 80   70 66 76 77   66 64 81 82   70 68 84 85
Dewpt         68 68 73 70   66 64 64 63   61 60 64 65   64 64 69 70
PWind dir        SE     S       W    NW       W    SW      SW     S
Wind char        LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B2 B2 B2   B1 B1 B1 B1   SC FW FW FW   FW FW FW FW
PoP 12hr         40    60      40    20      10    10      20    10
Rain shwrs     S  C  C  L    C  S  S  S                  S        S
Tstms          S  C  C  L    C  S  S  S                           S

$$
IAZ039-082100-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
1216 PM CDT Tue Jul 8 2025

Date             Tue 07/08/25            Wed 07/09/25            Thu 07/10/25
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      83          63          83          63          84
Temp                   82 83 82 73 68 65 65 76 82 83 81 71 67 65 66 77 82 83 81
Dewpt                  67 67 68 68 66 65 64 66 66 65 64 64 63 62 64 68 68 69 68
RH                     61 59 63 84 93100 97 71 58 55 56 79 87 90 93 74 63 63 65
Wind dir               NW NW NW NW NW NW  N  N NW NW  N  E SE SE SE  S  S  S  S
Wind spd                5  6  5  3  3  3  3  4  5  5  4  2  2  3  4  6  9 10  8
Clouds                 B1 SC SC FW FW SC B1 SC SC SC SC FW FW FW SC B1 B1 B1 SC
PoP 12hr                     10          10           5          10          20
QPF 12hr                   0.01           0           0           0        0.04
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                        S  S  S  S
Tstms                                                             S  S  S  S


Date          Fri 07/11/25  Sat 07/12/25  Sun 07/13/25  Mon 07/14/25
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          67    84      64    80      61    83      64    86
Temp          71 70 80 77   69 66 77 75   65 63 80 79   69 67 83 81
Dewpt         68 68 72 70   67 64 65 63   61 60 65 66   64 64 70 69
PWind dir        SE     S       W     W       W    SW      SW    SW
Wind char        LT    GN      GN    GN      LT    GN      LT    GN
Avg clouds    B1 B1 B2 B2   B1 B1 B1 SC   SC FW FW FW   FW FW FW FW
PoP 12hr         40    70      50    30      10    10      20    20
Rain shwrs        C  C  L    C  C  S  C                  S  S     S
Tstms             C  C  L    C  S  S                     S  S     S

$$
IAZ048-082100-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
1216 PM CDT Tue Jul 8 2025

Date             Tue 07/08/25            Wed 07/09/25            Thu 07/10/25
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      83          64          85          65          85
Temp                   80 82 82 73 69 65 65 77 82 84 82 73 68 66 67 76 81 83 80
Dewpt                  68 68 69 69 67 65 65 69 69 69 68 67 66 64 65 69 72 71 70
RH                     67 63 65 87 93100100 76 65 61 63 81 93 93 93 79 74 67 72
Wind dir               NW NW NW NW NW NW  N  N NW NW  N  E SE SE SE  S  S  S SE
Wind spd                5  5  5  3  3  3  3  3  3  4  3  2  3  3  4  6  9 10  9
Clouds                 B1 FW FW FW FW SC SC SC B1 SC SC FW FW SC SC B1 B1 B1 B1
PoP 12hr                     10           5          10          10          30
QPF 12hr                      0           0           0           0        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                        C  C  C  C  C
Tstms                                                             C  C  C  C  C
Obvis                                    PF
Heat index                                                             86 88
Max heat               83    88    85          86    90    83          87    88


Date          Fri 07/11/25  Sat 07/12/25  Sun 07/13/25  Mon 07/14/25
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          68    83      64    79      60    84      64    87
Temp          72 70 79 77   68 65 76 75   64 63 79 80   69 67 83 83
Dewpt         68 69 74 71   66 64 65 65   62 60 66 68   65 65 71 71
PWind dir        SE     S       W     W       W    SW       S    SW
Wind char        LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B2 B2 B2   B1 SC B1 SC   FW FW FW FW   FW FW FW FW
PoP 12hr         50    70      40    20      10    10      20    20
Rain shwrs     C  C  C  L    C  S  S  S             S    S        S
Tstms          C  C  C  L    C  S  S                     S        S

$$
IAZ004-082100-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
1216 PM CDT Tue Jul 8 2025

Date             Tue 07/08/25            Wed 07/09/25            Thu 07/10/25
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      82          60          84          64          84
Temp                   80 81 81 70 65 63 63 73 80 84 82 72 67 65 66 74 80 83 79
Dewpt                  65 64 65 65 62 60 60 64 65 66 66 65 64 62 63 68 69 69 69
RH                     60 56 58 84 90 90 90 73 60 55 58 79 90 90 90 82 69 63 72
Wind dir                N NW  N  N  N  N  N NE  E SE  E SE  S  S  S  S  S  S  S
Wind spd                5  5  5  5  4  3  4  4  4  4  5  5  6  8  9 11 13 13 12
Wind gust                                                                 24
Clouds                 FW SC FW FW SC SC SC SC SC SC FW FW B1 B1 B1 SC B1 B1 SC
PoP 12hr                     10          10           5          10          30
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                        S  S  C  C  C
Tstms                                                             S  S  C  C  C


Date          Fri 07/11/25  Sat 07/12/25  Sun 07/13/25  Mon 07/14/25
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          66    79      60    78      58    83      62    85
Temp          70 68 75 75   66 62 74 75   62 61 78 79   68 65 81 80
Dewpt         66 66 69 66   62 59 59 61   57 57 63 65   62 61 66 67
PWind dir         S     S      NW     W       W    SW      SW    SW
Wind char        GN    GN      GN    GN      LT    GN      GN    GN
Avg clouds    B1 B2 OV B2   B1 B1 SC FW   FW FW FW FW   FW FW FW FW
PoP 12hr         60    60      30    10       5    20      20    20
Rain shwrs     C  L  L  L    C  S                   S    S  S     S
Tstms          C  C  C  L    S  S                   S    S  S     S

$$
IAZ035-082100-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
1216 PM CDT Tue Jul 8 2025

Date             Tue 07/08/25            Wed 07/09/25            Thu 07/10/25
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      83          62          85          65          84
Temp                   79 81 81 71 66 63 64 75 81 85 82 72 67 65 66 75 80 83 80
Dewpt                  68 68 68 68 66 63 64 66 68 68 67 66 65 64 64 68 70 71 70
RH                     69 65 65 90100100100 74 65 57 61 81 93 97 93 79 72 67 72
Wind dir               NW NW NW NW  N  N NE NE  N NE  E SE SE  S SE  S  S  S SE
Wind spd                5  5  4  3  3  3  3  3  3  3  3  3  4  5  5  9 10 11 10
Clouds                 SC FW FW FW FW SC SC SC SC SC SC FW SC B1 B1 B1 B1 B1 B1
PoP 12hr                     10          10           5          20          30
QPF 12hr                      0           0           0        0.13        0.08
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  S  S  C  C  C  C  C
Tstms                                                       S  S  C  C  C  C  C
Heat index                                                                88
Max heat                     87    83          85    89                83    88


Date          Fri 07/11/25  Sat 07/12/25  Sun 07/13/25  Mon 07/14/25
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          67    83      62    79      59    84      64    86
Temp          71 69 78 75   66 63 75 75   62 62 79 79   67 67 82 81
Dewpt         68 68 72 69   64 62 63 63   60 59 65 67   63 64 70 69
PWind dir        SE     S      NW     W       W    SW      SW    SW
Wind char        GN    GN      LT    GN      LT    LT      LT    LT
Avg clouds    B1 B2 OV B2   B2 B1 B1 SC   FW FW FW FW   FW FW FW FW
PoP 12hr         60    70      40    20      10    20      20    20
Rain shwrs     C  L  L  L    C  S  S  S             S    S        S
Tstms          C  L  C  L    S  S  S                S    S        S

$$
IAZ094-082100-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
1216 PM CDT Tue Jul 8 2025

Date             Tue 07/08/25            Wed 07/09/25            Thu 07/10/25
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      83          66          86          67          85
Temp                   79 81 81 74 69 68 68 78 83 85 83 75 70 68 68 76 82 83 81
Dewpt                  68 69 70 71 69 68 68 71 69 69 69 67 66 66 66 70 70 70 70
RH                     69 67 69 90100100100 79 63 59 63 76 87 93 93 82 67 65 69
Wind dir               NW NW NW NW NW NW  N NE NW NW NE SE SE SE  S  S  S  S SE
Wind spd                4  4  3  3  3  3  3  3  4  4  3  3  4  4  4  5  8  9  8
Clouds                 B2 B1 SC FW FW FW FW SC SC SC SC FW FW FW SC B2 B1 B1 B1
PoP 12hr                     10           5          10          10          30
QPF 12hr                      0           0           0           0        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                        C  C  C  C  S
Tstms                                                             C  C  C  C  S
Heat index                                        90
Max heat                     88    84          88    93    84          86    88


Date          Fri 07/11/25  Sat 07/12/25  Sun 07/13/25  Mon 07/14/25
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          69    86      64    80      61    84      64    87
Temp          72 71 82 80   69 66 77 76   65 63 80 81   69 67 84 84
Dewpt         69 69 74 71   66 64 65 64   62 61 64 65   64 65 70 70
PWind dir        SE     S       W    NW       W    SW       S     S
Wind char        LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B2 B2 B1   B1 B1 B1 B1   SC FW FW FW   FW FW FW SC
PoP 12hr         30    60      50    30      20    10      20    20
Rain shwrs     S  C  C  L    C  C  C  C    S             S     S  S
Tstms          S  C  C  L    S  S  S  C                        S  S

$$
IAZ017-082100-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
1216 PM CDT Tue Jul 8 2025

Date             Tue 07/08/25            Wed 07/09/25            Thu 07/10/25
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      83          60          83          62          83
Temp                   80 81 80 71 66 63 63 74 79 83 80 70 66 64 65 74 79 83 79
Dewpt                  66 65 65 65 64 62 61 64 64 64 63 63 62 62 62 66 67 69 68
RH                     62 58 60 81 93 97 93 71 60 53 56 78 87 93 90 76 67 63 69
Wind dir               NW NW NW  N  N  N  N  N  N  N NE SE SE SE SE  S  S  S SE
Wind spd                5  5  6  4  3  3  3  3  3  3  3  2  3  4  5  8 10 10  9
Clouds                 SC FW FW FW SC SC SC SC SC SC FW FW FW SC SC B1 B1 B1 SC
PoP 12hr                     10          10           5          10          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                        S  S  S  S  C
Tstms                                                             S  S  S  S  C


Date          Fri 07/11/25  Sat 07/12/25  Sun 07/13/25  Mon 07/14/25
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          65    81      61    78      58    82      62    85
Temp          70 69 77 75   66 64 74 74   63 62 78 78   67 66 81 80
Dewpt         66 66 70 68   64 62 62 61   59 58 64 65   63 63 67 67
PWind dir        SE     S       W     W       W    SW      SW    SW
Wind char        GN    GN      LT    GN      LT    GN      LT    GN
Avg clouds    B1 B2 OV B2   B2 B1 B1 SC   FW FW FW FW   FW FW FW FW
PoP 12hr         60    70      40    20      10    20      20    20
Rain shwrs     C  L  L  L    C  S  S  S             S    S  S     S
Tstms          C  C  S  L    C  S     S             S    S  S     S

$$
IAZ049-082100-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
1216 PM CDT Tue Jul 8 2025

Date             Tue 07/08/25            Wed 07/09/25            Thu 07/10/25
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      83          63          83          63          84
Temp                   80 82 81 72 67 64 65 76 81 83 81 71 67 64 66 75 81 83 80
Dewpt                  66 67 69 67 66 64 64 67 67 67 66 64 63 62 64 67 68 69 69
RH                     62 61 67 84 97100 97 74 63 59 60 79 87 93 93 76 65 63 69
Wind dir               NW NW NW NW NW  N  N  N NW NW  N  E SE SE SE  S  S  S SE
Wind spd                5  5  5  3  3  3  3  4  4  4  3  2  3  3  4  5  8  8  8
Clouds                 B2 SC FW FW FW SC SC SC SC SC FW FW FW FW SC B1 B2 B1 SC
PoP 12hr                     10          10           5          10          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                        S  S  S  S  S
Tstms                                                             S  S  S  S  S
Obvis                                    PF


Date          Fri 07/11/25  Sat 07/12/25  Sun 07/13/25  Mon 07/14/25
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          67    83      64    79      59    83      64    86
Temp          70 69 80 77   68 65 76 75   63 62 79 79   67 66 82 81
Dewpt         67 68 72 71   66 63 64 63   60 60 65 66   63 63 69 70
PWind dir        SE     S       W     W       W    SW      SW    SW
Wind char        LT    GN      LT    GN      LT    LT      LT    LT
Avg clouds    B1 B2 B2 B2   B1 B1 B1 SC   FW FW FW FW   FW FW FW FW
PoP 12hr         40    70      50    20      10    10      20    20
Rain shwrs     S  C  C  L    C  S  S  S             S    S        S
Tstms          S  C  C  L    C  S  S                S    S        S

$$
IAZ086-082100-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
1216 PM CDT Tue Jul 8 2025

Date             Tue 07/08/25            Wed 07/09/25            Thu 07/10/25
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      83          66          85          65          86
Temp                   81 82 82 74 70 68 68 77 82 84 82 73 69 67 68 77 83 83 81
Dewpt                  69 69 71 71 69 68 68 71 69 69 68 67 66 65 66 70 70 70 70
RH                     67 65 69 90 97100100 82 65 61 63 81 90 93 93 79 65 65 69
Wind dir                W NW NW NW NW NW NW  N NW NW  N NE SE SE SE  S  S  S SE
Wind spd                5  5  5  3  3  3  3  4  5  5  4  3  3  3  4  5  5  6  6
Clouds                 B2 B2 B1 FW FW FW SC SC SC SC FW FW FW FW SC B1 B1 B1 B1
PoP 12hr                     20           5           5          10          20
QPF 12hr                   0.09           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S                                      S  S  S  S
Tstms                      S                                      S  S  S  S
Heat index                   87                                           88
Max heat               84    89    87          87    90    83          88    90


Date          Fri 07/11/25  Sat 07/12/25  Sun 07/13/25  Mon 07/14/25
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          69    87      66    80      62    85      65    88
Temp          72 71 83 80   71 68 78 77   65 64 81 81   69 68 84 85
Dewpt         68 70 75 73   69 67 67 66   63 62 65 66   64 65 69 70
PWind dir        SE     S       W     W       W    SW      SW    SW
Wind char        LT    GN      GN    GN      LT    LT      LT    LT
Avg clouds    B1 B1 B2 B2   B1 B1 B1 B1   B1 FW FW FW   FW FW FW FW
PoP 12hr         30    60      50    30      20    10      20    20
Rain shwrs        C  C  L    C  C  S  C    S             S  S  S  S
Tstms             C  C  L    C  C  S  C                     S  S  S

$$