Point Forecast Matrices
Issued by NWS Des Moines, IA

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11
059
FOUS53 KDMX 262302
PFMDMX

Point Forecast Matrices
National Weather Service Des Moines IA
602 PM CDT Sat Sep 26 2026

IAZ060-270900-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
602 PM CDT Sat Sep 26 2026

Date           09/26/26      Sun 09/27/26            Mon 09/28/26            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                      60          69          60          71          60
Temp             65 63 61 60 60 62 66 68 66 63 62 61 60 64 68 71 67 63 62 61 60
Dewpt            61 60 61 60 60 61 63 65 64 63 62 61 60 61 61 63 62 61 59 56 55
RH               87 90100100100 97 90 90 93100100100100 90 78 76 84 93 90 84 84
Wind dir         SE SE SE SE SE SE  E  E  E  E  E  E  E  E SE SE  E SE SE SE SE
Wind spd         10  8  6  5  5  4  4  5  4  4  3  3  3  4  5  6  5  5  5  5  6
Clouds           OV OV OV B2 B2 B2 B1 B1 B1 SC SC B1 B2 B1 B1 B1 B1 SC SC B2 B2
PoP 12hr                     60          30          10           5           0
QPF 12hr                   0.12        0.02           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        L  C  C  C  C  C  S  S                                      C
Tstms                S  S  S


Date           09/29  Wed 09/30/26  Thu 10/01/26  Fri 10/02/26  Sat 10/03/26
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          69      64    70      62    69      56    67      55    66
Temp          66 65   65 64 68 67   64 63 67 64   59 57 64 63   57 55 64 62
Dewpt         63 65   65 64 66 66   64 62 62 60   57 54 57 58   56 54 58 58
PWind dir         S       S     S      SE    NE       N     E      SE    NW
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 OV   OV OV OV B2   B2 B2 B2 B2   B1 SC SC SC   SC FW SC SC
PoP 12hr         80      80    70      70    60      30    30      10    20
Rain shwrs     C  D    D  L  L  L    L  L  L  C    C  C  C  C             S
Tstms          S  C    S             S  S  S  C    S        S             S

$$
IAZ039-270900-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
602 PM CDT Sat Sep 26 2026

Date           09/26/26      Sun 09/27/26            Mon 09/28/26            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          66          57          71          57
Temp             61 59 58 57 57 60 63 65 64 60 59 58 57 62 68 71 67 61 58 57 57
Dewpt            56 56 56 56 56 58 60 60 60 60 59 58 57 60 60 59 60 59 57 55 54
RH               84 90 93 96 96 93 90 84 87100100100100 93 76 66 78 93 96 93 90
Wind dir         SE SE SE SE SE SE SE  E  E NE NE NE  E  E SE SE SE SE SE SE SE
Wind spd          9  6  6  5  5  5  4  3  3  2  1  1  1  2  4  4  4  4  4  5  6
Clouds           OV OV B2 B2 B2 B2 B2 B2 B2 B1 B2 SC B1 B1 SC SC SC SC SC B1 B2
PoP 12hr                     50          40          10           5           0
QPF 12hr                   0.03        0.03           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S  C  C  C  C  C  S  S                                      S


Date           09/29  Wed 09/30/26  Thu 10/01/26  Fri 10/02/26  Sat 10/03/26
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          69      60    70      60    69      53    66      52    66
Temp          66 64   61 61 68 67   62 60 67 64   56 53 64 62   54 52 63 62
Dewpt         60 63   61 61 64 63   62 60 61 57   54 51 55 55   53 52 55 55
PWind dir         S       S     S       S    NW       N    NE      SE     W
Wind char        GN      GN    LT      LT    GN      LT    GN      LT    LT
Avg clouds    B2 B2   OV B2 B2 B2   B2 B2 B2 B1   B1 SC SC SC   SC SC SC SC
PoP 12hr         60      70    60      60    50      30    20      20    10
Rain shwrs     S  L    L  L  L  L    C  L  C  C    C  C  S  S    S
Tstms             S    S

$$
IAZ048-270900-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
602 PM CDT Sat Sep 26 2026

Date           09/26/26      Sun 09/27/26            Mon 09/28/26            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          68          59          71          59
Temp             63 61 60 59 59 61 65 66 65 63 61 60 59 63 68 71 67 62 61 59 59
Dewpt            60 58 60 59 59 61 63 64 64 63 61 60 59 61 61 62 62 61 59 57 56
RH               90 90100100100100 93 93 97100100100100 93 78 73 84 97 93 93 90
Wind dir         SE SE SE SE SE SE SE  E  E  E  E  E  E  E SE SE SE SE SE SE SE
Wind spd         10  6  6  5  4  5  4  4  4  3  1  2  2  3  5  6  4  5  4  5  6
Clouds           OV OV OV B2 B2 B2 B1 B2 B1 B1 B1 B1 B2 B2 B1 B1 B1 SC B1 B2 B2
PoP 12hr                     50          30          10           5           0
QPF 12hr                   0.13        0.02           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        C  C  C  C  C  C  S  S                                      C
Tstms                S  S  S


Date           09/29  Wed 09/30/26  Thu 10/01/26  Fri 10/02/26  Sat 10/03/26
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          69      62    71      61    69      55    67      53    66
Temp          66 64   63 62 68 67   64 61 66 64   58 55 64 62   56 54 63 61
Dewpt         63 64   63 62 65 66   63 61 61 59   56 53 56 57   55 53 57 57
PWind dir         S       S     S      SE     N       N     E      SE    SE
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    OV OV   OV OV OV OV   B2 B2 B2 B2   B1 SC SC SC   SC SC SC SC
PoP 12hr         80      70    60      60    60      30    30      10    10
Rain shwrs     C  D    L  L  L  L    L  L  L  C    S  C  S  C
Tstms          S  C    S                   S  S

$$
IAZ004-270900-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
602 PM CDT Sat Sep 26 2026

Date           09/26/26      Sun 09/27/26            Mon 09/28/26            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          68          57          70          58
Temp             61 60 59 59 59 61 65 67 66 61 59 59 57 62 67 69 67 62 60 59 58
Dewpt            60 59 59 59 59 61 63 64 63 61 59 59 57 60 61 62 62 60 59 57 56
RH               97 96100100100100 93 90 90100100100100 93 81 78 84 93 96 93 93
Wind dir         SE SE SE SE SE  S NE NE  E  E SE SE SE SE SE  S SE  S  S  S  S
Wind spd         11  9  8  5  4  3  3  5  4  3  2  2  3  5  9 10  8 10 10 10 11
Clouds           OV OV OV B2 B2 B2 OV B2 B2 B1 B2 OV B2 B2 B2 B1 B1 B1 B2 B2 OV
PoP 12hr                     50          20          10           0          10
QPF 12hr                   0.14           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S  C  C  C  S                                         S  S  D
Tstms             S  S  C  S


Date           09/29  Wed 09/30/26  Thu 10/01/26  Fri 10/02/26  Sat 10/03/26
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          66      58    69      56    66      52    64      51    63
Temp          63 64   60 58 66 66   59 57 64 62   55 52 61 60   53 51 60 59
Dewpt         61 64   60 58 61 62   59 55 55 54   50 47 51 53   51 49 52 53
PWind dir         S      SW    SE      SW     N       N    NE       S     W
Wind char        GN      LT    LT      LT    GN      LT    GN      LT    LT
Avg clouds    OV OV   B2 B1 B2 B1   B1 B2 B2 B1   SC SC SC SC   FW SC SC SC
PoP 12hr         80      40    40      40    30      20    20       5    20
Rain shwrs     D  D    C  S  C  C    C  C  C  C       S  S  S             S
Tstms          S  S                                                       S

$$
IAZ035-270900-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
602 PM CDT Sat Sep 26 2026

Date           09/26/26      Sun 09/27/26            Mon 09/28/26            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          68          59          71          59
Temp             63 61 60 59 59 61 64 66 65 62 61 60 59 63 68 70 67 62 61 59 59
Dewpt            61 60 60 59 59 61 63 64 64 62 61 60 59 61 62 62 63 62 60 58 56
RH               93 97100100100100 97 93 97100100100100 93 81 76 87100 97 96 90
Wind dir         SE SE SE SE SE SE  E  E NE  E  E  E  E SE SE SE SE SE SE SE SE
Wind spd         10  9  6  5  4  3  2  3  3  2  1  2  2  3  5  5  4  5  5  8  8
Clouds           OV OV OV OV OV B2 B2 B2 B2 B1 B2 OV B2 B2 B2 B1 B1 B1 B1 B2 B2
PoP 12hr                     70          30           5           5           0
QPF 12hr                   0.27        0.04           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S  C  C  C  C  S                                            D
Tstms             S  S  C  C                                                  S


Date           09/29  Wed 09/30/26  Thu 10/01/26  Fri 10/02/26  Sat 10/03/26
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      60    70      59    68      53    66      52    65
Temp          64 64   62 60 67 66   62 59 65 63   56 53 63 61   54 52 62 60
Dewpt         63 64   62 60 64 65   62 59 59 58   54 51 54 56   54 51 55 56
PWind dir         S       S    SE      SE     N       N     E      SE     W
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    OV OV   OV OV OV B2   B2 B2 B2 B1   SC SC SC SC   SC SC SC SC
PoP 12hr         90      60    50      50    40      20    20       5    10
Rain shwrs     D  D    L  C  C  C    C  C  C  C    S  S  S  S
Tstms          C  S

$$
IAZ094-270900-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
602 PM CDT Sat Sep 26 2026

Date           09/26/26      Sun 09/27/26            Mon 09/28/26            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                      60          71          60          72          60
Temp             67 64 63 61 60 63 68 70 67 64 63 61 60 63 69 72 67 63 62 61 60
Dewpt            64 61 63 61 60 63 66 66 66 64 63 61 60 61 62 63 64 61 59 57 56
RH               90 90100100100100 93 87 97100100100100 93 78 73 90 93 90 87 87
Wind dir         SE SE SE SE SE SE SE  E NE  E  E  E  E  E SE SE  E SE SE SE SE
Wind spd          5  6  6  6  5  5  4  5  4  4  3  3  4  4  6  5  4  5  5  6  8
Clouds           OV OV OV OV OV B2 B2 B2 B1 B1 B1 SC B1 B1 B1 B1 SC SC B1 B2 B2
PoP 12hr                     60          40          20           5           0
QPF 12hr                   0.12        0.01           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        L  L  C  L  C  S  S           S  S                          C
Tstms             C  C  C  C


Date           09/29  Wed 09/30/26  Thu 10/01/26  Fri 10/02/26  Sat 10/03/26
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          70      64    70      63    70      56    67      55    67
Temp          67 66   65 64 68 68   65 63 68 64   60 57 65 62   57 55 65 62
Dewpt         65 66   65 64 68 67   65 63 65 63   59 55 60 60   57 55 61 61
PWind dir         S       S     S      SE     N      NE     E       E     E
Wind char        GN      LT    LT      LT    GN      LT    LT      LT    LT
Avg clouds    B2 OV   OV OV OV B2   B2 OV OV B2   B2 B1 B1 SC   SC SC SC SC
PoP 12hr         80      90    70      80    60      40    30      20    20
Rain shwrs     C  D    D  L  L  L    D  L  L  C    C  C  C  S    S  S     S
Tstms          S  C    C             C  C  S  C    C        S    S  S     S

$$
IAZ017-270900-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
602 PM CDT Sat Sep 26 2026

Date           09/26/26      Sun 09/27/26            Mon 09/28/26            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                      55          65          55          70          56
Temp             59 58 57 56 55 59 63 64 63 59 58 57 57 61 68 70 66 60 58 57 56
Dewpt            57 56 57 56 55 59 60 61 60 59 58 57 57 60 60 60 60 59 58 55 54
RH               93 93100100100100 90 90 90100100100100 97 76 71 81 96100 93 93
Wind dir         SE SE SE SE SE SE SE  E NE  E  E  E  E SE SE SE SE SE  S  S  S
Wind spd         11  9  6  5  4  4  3  2  2  1  1  1  1  3  5  5  4  5  5  6  8
Clouds           OV OV OV OV OV B2 B2 B2 B2 B1 B2 B2 B2 B1 B1 B1 B1 B1 B1 B2 OV
PoP 12hr                     60          50           0           0           0
QPF 12hr                   0.09        0.07           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs           C  C  L  C  C  S  S                                      L
Tstms                   S  S


Date           09/29  Wed 09/30/26  Thu 10/01/26  Fri 10/02/26  Sat 10/03/26
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      57    70      56    68      51    65      50    64
Temp          64 63   60 58 67 65   60 57 65 62   55 51 62 60   53 50 62 59
Dewpt         60 62   60 58 63 61   59 57 58 55   51 48 52 53   51 49 53 52
PWind dir         S       S     S       S     N       N    NE      SE     W
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 OV   B2 B2 B2 B2   B2 B2 B2 B1   SC SC SC SC   SC SC SC SC
PoP 12hr         80      60    40      50    40      20    20      10    10
Rain shwrs     L  D    L  C  C  C    C  C  C  C    S  S  S  S
Tstms          S  S

$$
IAZ049-270900-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
602 PM CDT Sat Sep 26 2026

Date           09/26/26      Sun 09/27/26            Mon 09/28/26            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          66          57          70          57
Temp             61 59 57 57 57 60 63 66 64 60 59 58 57 62 67 70 66 60 58 57 57
Dewpt            57 56 57 57 57 59 61 62 62 60 59 58 57 60 60 60 61 59 57 55 54
RH               87 90100100100 96 93 87 93100100100100 93 78 71 84 96 96 93 90
Wind dir         SE SE SE SE SE SE SE  E  E  E  E  E  E  E SE SE SE SE SE SE SE
Wind spd         10  8  5  5  4  4  3  3  3  2  2  2  2  2  3  4  3  4  4  5  5
Clouds           OV OV OV B2 B2 B2 B1 B2 B1 B1 B2 B1 B1 B1 B1 B1 SC SC SC SC B2
PoP 12hr                     50          40          10           5           0
QPF 12hr                   0.24        0.03           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S  C  C  C  C  C  S  S                                      S
Tstms                S


Date           09/29  Wed 09/30/26  Thu 10/01/26  Fri 10/02/26  Sat 10/03/26
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      61    69      60    68      53    66      52    65
Temp          65 63   62 61 67 67   62 60 66 64   56 53 63 62   54 52 62 61
Dewpt         61 63   62 61 64 64   62 60 61 58   55 52 56 56   54 52 56 56
PWind dir         S       S     S       S     N       N     E      SE     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 OV   OV B2 B2 OV   B2 B2 B2 B2   B1 SC SC SC   SC FW SC SC
PoP 12hr         70      80    60      60    60      30    20      10    10
Rain shwrs     S  L    D  L  L  L    L  L  L  C    C  C  S  S
Tstms             S    S                      S

$$
IAZ086-270900-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
602 PM CDT Sat Sep 26 2026

Date           09/26/26      Sun 09/27/26            Mon 09/28/26            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          71          59          72          59
Temp             65 61 59 58 58 62 66 69 67 63 61 60 59 63 69 71 67 62 60 59 59
Dewpt            57 57 59 58 58 61 63 64 64 63 61 60 59 61 62 62 63 60 58 55 55
RH               75 87100100100 97 90 84 90100100100100 93 78 73 87 93 93 87 87
Wind dir         SE SE SE SE SE SE SE  E NE  E  E  E  E  E SE SE  E SE SE SE SE
Wind spd          8  6  5  5  4  4  4  3  3  3  2  2  2  3  3  3  2  4  4  5  5
Clouds           B2 OV OV B2 B2 B2 B2 B1 B1 SC SC SC B1 B1 SC FW SC FW SC B1 B2
PoP 12hr                     50          30           5           5           0
QPF 12hr                   0.11           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs           C  C  C  C  S                                            S
Tstms                S  S


Date           09/29  Wed 09/30/26  Thu 10/01/26  Fri 10/02/26  Sat 10/03/26
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      64    72      64    72      57    68      55    68
Temp          69 67   65 65 68 69   66 64 68 67   60 57 65 64   58 56 65 64
Dewpt         64 67   65 65 68 68   66 64 66 64   60 57 61 61   57 56 61 61
PWind dir         S       S     S       S    SW       N    NE      SE    SE
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B2   OV OV OV B2   B2 B2 OV B2   B2 B1 B1 SC   SC SC SC SC
PoP 12hr         60      80    70      70    70      40    30      20    20
Rain shwrs     S  L    D  D  L  L    L  L  L  C    C  C  C  C       S  S  S
Tstms             S    C             S  S  S  S    S                S

$$