Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
1016 PM CDT Fri Oct 10 2025

IAZ060-110900-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
1016 PM CDT Fri Oct 10 2025

Date           10/10/25      Sat 10/11/25            Sun 10/12/25            Mon
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                      45          70          54          80          59
Temp                   53 49 47 54 65 70 65 58 56 56 54 63 76 80 77 72 69 64 60
Dewpt                  40 39 40 42 44 45 47 48 48 50 48 53 57 58 57 58 58 56 53
RH                     61 68 76 64 46 41 52 69 74 80 80 70 52 47 50 61 68 75 78
Wind dir               NE NE  E  E  E SE SE SE SE SE SE SE SE  S SE  S  S NW  N
Wind spd                4  4  4  6  8 10  8  9  9  9 12 14 17 18 13 12 10  9  9
Wind gust                                                  28 29 25
Clouds                 FW SC B1 B1 SC SC SC SC SC SC B1 SC SC SC SC B1 B1 B1 B1
PoP 12hr                      0           0           0           0          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


Date           10/13  Tue 10/14/25  Wed 10/15/25  Thu 10/16/25  Fri 10/17/25
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          68      48    62      49    65      48    70      54    74
Temp          66 64   53 48 59 60   54 50 62 62   54 49 67 67   60 55 71 69
Dewpt         49 45   42 40 43 45   46 45 48 47   47 44 49 49   50 50 52 50
PWind dir         N       N    NE      NE     E       E    SE       S    SW
Wind char        GN      LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    B1 SC   SC SC B1 B1   B2 B1 B1 SC   SC SC SC FW   SC SC FW FW
PoP 12hr         20      10    10      10     5       5    10      10    10
Rain shwrs     S

$$
IAZ039-110900-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
1016 PM CDT Fri Oct 10 2025

Date           10/10/25      Sat 10/11/25            Sun 10/12/25            Mon
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                      41          69          49          76          57
Temp                   49 45 44 54 66 69 62 55 54 51 50 60 72 76 72 66 64 61 58
Dewpt                  39 36 37 40 40 40 42 45 46 47 47 50 52 53 52 53 53 54 53
RH                     68 70 76 59 38 35 48 69 74 86 89 69 49 45 49 63 67 78 83
Wind dir               NE NE  E  E SE SE SE SE SE SE SE SE SE SE SE SE  S  S NW
Wind spd                5  5  4  9  9 10  8  9 11 12 13 17 18 20 17 17 13 11  9
Wind gust                                                  29 32 27
Clouds                 CL FW SC FW SC SC FW FW SC SC B1 SC SC SC B1 B2 B2 B2 B2
PoP 12hr                      0           0           0           5          30
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                        C  C  C  C  S
Tstms                                                             S  S  S


Date           10/13  Tue 10/14/25  Wed 10/15/25  Thu 10/16/25  Fri 10/17/25
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          68      43    64      46    65      43    69      48    72
Temp          66 62   49 43 61 58   51 46 62 60   49 44 65 63   55 49 70 67
Dewpt         47 44   40 38 41 42   43 42 43 42   43 41 44 45   47 47 49 48
PWind dir         N       N    NE      NE    NE       E     S       S    SW
Wind char        GN      LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    B1 SC   SC SC SC B1   B2 B1 SC FW   FW FW FW FW   SC SC FW FW
PoP 12hr         20      10    20      20     5      10    20      20    10
Rain shwrs     S             S  S    S                   S  S       S

$$
IAZ048-110900-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
1016 PM CDT Fri Oct 10 2025

Date           10/10/25      Sat 10/11/25            Sun 10/12/25            Mon
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                      44          69          52          79          56
Temp                   50 47 45 55 66 69 64 56 55 54 52 63 75 79 74 69 66 61 57
Dewpt                  40 39 40 41 43 43 46 46 48 48 48 53 56 58 57 58 57 55 51
RH                     68 74 82 59 43 39 52 69 77 80 86 70 52 49 55 68 73 81 80
Wind dir                N NE  E  E SE SE SE SE SE SE SE SE SE SE SE  S  S NW  N
Wind spd                3  3  4  6  8 10  9  9  9 11 13 16 17 18 13 12 10  9 10
Wind gust                                                  29 31 24
Clouds                 FW SC SC SC B1 SC FW SC B1 B1 B1 SC SC SC SC B1 B1 B2 B1
PoP 12hr                      0           0           0           5          30
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                        C  C  C  C  S
Tstms                                                             S  S


Date           10/13  Tue 10/14/25  Wed 10/15/25  Thu 10/16/25  Fri 10/17/25
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          67      44    62      47    65      46    70      51    74
Temp          65 61   50 44 59 59   52 47 62 61   51 46 67 65   58 52 71 68
Dewpt         47 44   40 38 42 44   45 44 47 47   46 42 47 48   50 48 51 50
PWind dir         N       N    NE      NE     E       E    SE       S    SW
Wind char        GN      LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    SC SC   SC SC SC B1   B2 B2 B1 SC   SC SC SC FW   SC SC FW FW
PoP 12hr         20      20    20      20     5      10    10      10    10
Rain shwrs     S       S  S  S       S

$$
IAZ004-110900-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
1016 PM CDT Fri Oct 10 2025

Date           10/10/25      Sat 10/11/25            Sun 10/12/25            Mon
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                      41          68          54          78          46
Temp                   46 43 42 54 64 68 63 56 56 55 54 61 71 77 74 66 60 52 47
Dewpt                  35 35 36 38 36 36 38 40 43 46 46 51 53 55 55 55 51 45 40
RH                     65 73 79 54 35 31 39 55 62 72 74 70 53 47 51 68 72 77 76
Wind dir                N  E SE  S SE SE SE SE  S  S  S SE  S  S  S  S NW NW NW
Wind spd                3  4  5 11 13 16 12 16 17 18 19 21 24 23 17 16 12 12 12
Wind gust                                   28 31 33 31 33 34 36 27 26
Clouds                 FW SC B1 B1 B1 B2 B1 SC B2 B2 B2 B2 B1 SC SC B1 B1 B1 SC
PoP 12hr                      0           0          10          30          30
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                            C  C  S  S  C  C  S  S


Date           10/13  Tue 10/14/25  Wed 10/15/25  Thu 10/16/25  Fri 10/17/25
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          61      38    57      41    63      43    68      48    72
Temp          58 55   43 38 54 53   44 42 59 58   46 44 63 62   53 49 68 66
Dewpt         37 36   34 33 37 37   37 37 42 41   41 40 46 46   48 45 47 46
PWind dir         N       N    NE       E     E      SE     S       S    SW
Wind char        GN      LT    LT      LT    LT      GN    GN      GN    GN
Avg clouds    SC FW   FW SC B1 B1   B2 B1 SC SC   FW FW SC SC   SC SC FW FW
PoP 12hr         10      10    30      10     5      10    20      10    10
Rain shwrs                   S  C                        S  S

$$
IAZ035-110900-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
1016 PM CDT Fri Oct 10 2025

Date           10/10/25      Sat 10/11/25            Sun 10/12/25            Mon
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                      42          69          53          80          52
Temp                   48 45 44 54 66 69 64 57 55 54 53 62 73 79 75 69 64 58 53
Dewpt                  38 38 39 40 39 39 42 43 46 47 47 52 54 56 55 56 55 51 46
RH                     68 76 82 59 37 33 45 59 72 77 80 70 51 45 50 63 73 77 77
Wind dir               NE  E  E SE SE SE SE SE SE SE SE SE SE  S  S  S  W  N  N
Wind spd                3  3  5  9 10 13 10 12 13 16 17 18 19 21 17 14 11 11 11
Wind gust                                   23 25 26 27 28 29 32
Clouds                 SC SC B1 B1 B1 SC SC B1 B1 B1 B1 B1 B1 SC SC B1 B2 B1 B1
PoP 12hr                      0           0           5          10          40
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                        C  C  C  C  S
Tstms                                                             S  S


Date           10/13  Tue 10/14/25  Wed 10/15/25  Thu 10/16/25  Fri 10/17/25
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          65      41    60      45    66      44    70      49    75
Temp          62 60   46 41 57 56   49 45 62 61   49 45 66 64   55 50 71 68
Dewpt         40 38   36 35 39 40   41 41 44 44   43 41 46 46   48 46 49 47
PWind dir         N       N    NE      NE     E      SE     S       S    SW
Wind char        GN      LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    SC SC   SC SC B1 B1   B2 B1 B1 SC   SC SC SC SC   SC SC FW FW
PoP 12hr         20      20    20      20     5      10    20      10    10
Rain shwrs     S          S  S  S    S                   S

$$
IAZ094-110900-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
1016 PM CDT Fri Oct 10 2025

Date           10/10/25      Sat 10/11/25            Sun 10/12/25            Mon
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                      46          70          54          81          60
Temp                   54 50 47 56 67 70 64 58 57 56 55 65 76 80 76 71 69 64 61
Dewpt                  46 44 44 47 50 51 51 51 51 52 51 55 58 58 57 58 59 58 56
RH                     74 80 89 72 54 51 63 77 80 86 86 70 54 47 52 63 70 81 84
Wind dir                N NE NE  E  E SE SE SE SE SE SE  S  S  S  S  S  S  W  N
Wind spd                4  5  4  5  5  8  5  8  9 10 11 13 16 17 11 10  9  9  8
Wind gust                                               25 27 28
Clouds                 FW SC B1 B1 SC SC FW FW SC B1 SC SC FW FW SC B1 B1 B2 B2
PoP 12hr                      0           0           0           0          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                              S  S  C


Date           10/13  Tue 10/14/25  Wed 10/15/25  Thu 10/16/25  Fri 10/17/25
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          68      50    63      50    65      49    70      54    74
Temp          66 63   55 50 61 59   54 50 62 62   54 50 67 65   60 55 71 69
Dewpt         52 50   45 43 47 47   47 47 51 50   48 45 49 50   51 50 53 51
PWind dir         N      NE    NE      NE     E       E    SE       S     S
Wind char        GN      LT    LT      LT    LT      LT    GN      LT    GN
Avg clouds    B1 B1   B1 B1 B1 B1   B2 B2 B1 SC   SC SC FW FW   FW SC FW FW
PoP 12hr         30      10    10      10     5       5    10       5    10
Rain shwrs     C  S

$$
IAZ017-110900-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
1016 PM CDT Fri Oct 10 2025

Date           10/10/25      Sat 10/11/25            Sun 10/12/25            Mon
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                      41          67          50          75          51
Temp                   47 44 43 53 64 67 62 54 54 51 51 59 70 75 71 65 63 57 52
Dewpt                  38 37 37 39 39 38 40 42 43 45 46 50 52 53 53 54 53 51 47
RH                     71 76 79 59 40 34 44 64 66 80 83 72 53 46 53 68 70 80 83
Wind dir               NE  E  E SE SE SE SE SE SE SE SE SE SE SE SE  S  S NW NW
Wind spd                4  3  4  8  9 11  9 11 13 14 16 18 19 20 17 14 11 10 10
Wind gust                                         26 26 28 32 33 27 25
Clouds                 CL FW SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 SC B1 B2 B2 B1
PoP 12hr                      0           0           5          10          30
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                        C  C  S  S  S
Tstms                                                             S  S


Date           10/13  Tue 10/14/25  Wed 10/15/25  Thu 10/16/25  Fri 10/17/25
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          63      38    58      42    62      41    66      47    71
Temp          60 57   45 39 56 54   47 43 59 57   46 42 63 61   53 48 68 65
Dewpt         42 39   35 35 39 39   39 39 43 42   40 38 45 45   47 46 48 47
PWind dir         N       N    NE      NE     E      SE     S       S    SW
Wind char        GN      LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    SC SC   FW SC B1 B1   B2 B1 SC FW   FW FW SC SC   SC SC SC FW
PoP 12hr         20      10    20      10     5      10    20      10    10
Rain shwrs     S             S  S                        S  S

$$
IAZ049-110900-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
1016 PM CDT Fri Oct 10 2025

Date           10/10/25      Sat 10/11/25            Sun 10/12/25            Mon
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                      43          69          49          77          57
Temp                   50 46 45 55 66 68 62 54 53 51 49 60 73 77 72 66 64 60 57
Dewpt                  39 37 38 40 41 42 44 44 46 46 47 51 54 55 55 55 55 55 53
RH                     66 71 76 57 40 39 52 69 77 83 93 72 51 47 55 68 73 84 86
Wind dir               NE NE  E  E SE SE SE SE SE SE SE SE SE SE SE SE  S SW NW
Wind spd                5  4  5  8  9 10  6  8  8 11 12 14 18 19 14 13 10  9  8
Wind gust                                                  29 31
Clouds                 CL SC SC SC SC SC FW FW SC B1 B1 SC SC SC SC B1 B1 B2 B1
PoP 12hr                      0           0           0           5          30
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                        C  C  C  C  S
Tstms                                                             S  S  S


Date           10/13  Tue 10/14/25  Wed 10/15/25  Thu 10/16/25  Fri 10/17/25
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          68      43    63      46    65      44    69      49    72
Temp          65 62   49 43 60 59   51 46 62 60   50 45 65 63   55 50 70 67
Dewpt         48 45   40 38 42 44   44 42 45 45   44 41 46 47   48 47 50 49
PWind dir         N       N    NE      NE     E       E    SE       S    SW
Wind char        GN      LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    B1 SC   SC SC SC B1   B2 B1 SC SC   FW FW FW FW   SC SC FW FW
PoP 12hr         20      10    20      20     5      10    20      10    10
Rain shwrs     S             S  S    S                   S

$$
IAZ086-110900-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
1016 PM CDT Fri Oct 10 2025

Date           10/10/25      Sat 10/11/25            Sun 10/12/25            Mon
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                      44          70          50          78          60
Temp                   53 48 47 56 66 70 64 55 53 52 50 63 74 78 74 68 67 64 61
Dewpt                  46 43 43 44 46 47 48 48 48 48 49 53 55 56 56 56 57 57 57
RH                     77 83 86 64 48 44 56 77 83 86 96 70 51 47 53 65 70 78 87
Wind dir               NE NE NE  E  E SE SE SE SE SE SE SE SE SE SE SE  S  S SW
Wind spd                5  5  5  8  6  8  5  6  5  9 10 13 14 14 11 11 10  9  6
Wind gust                                               24 26 26 23
Clouds                 CL FW SC FW B1 FW FW FW SC SC SC SC FW FW SC B1 B2 B2 B2
PoP 12hr                      0           0           0           0          30
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                        S  S  C  C  S


Date           10/13  Tue 10/14/25  Wed 10/15/25  Thu 10/16/25  Fri 10/17/25
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          72      49    66      49    65      47    70      52    75
Temp          70 66   56 49 63 61   55 50 62 61   52 48 67 65   58 53 72 69
Dewpt         56 53   46 43 46 47   47 47 48 48   46 44 47 48   49 49 52 51
PWind dir        NW       N    NE      NE    NE       E    SE       S    SW
Wind char        GN      LT    LT      LT    LT      LT    GN      LT    GN
Avg clouds    B1 B1   B1 B1 SC B1   B1 B1 B1 SC   SC FW FW FW   SC SC FW FW
PoP 12hr         20      10    10      10     5       5    10      10    10
Rain shwrs     S

$$