Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
127 AM CDT Fri Oct 30 2026

IAZ060-310900-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
127 AM CDT Fri Oct 30 2026

Date           10/29/26      Fri 10/30/26            Sat 10/31/26            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                      50          57          50          65          53
Temp                      51 51 52 55 56 55 54 53 53 54 59 64 64 62 59 56 54 53
Dewpt                     43 46 47 49 50 51 51 52 53 54 57 58 59 58 57 55 54 53
RH                        74 83 83 80 80 86 90 96100100 93 81 84 87 93 96100100
Wind dir                   E  E  E  E  E  E  E  E SE SE SE  S SE SE SE SE SE SE
Wind spd                   8  9 10 10  9  9  8  5  5  4  4  5  6  5  5  4  4  3
Clouds                    OV OV OV OV OV OV OV OV OV OV B2 OV B2 B2 B2 B2 B2 B2
PoP 12hr                     70          70          50          30          10
QPF 12hr                   0.09        0.07        0.06        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 L  L  C  C  C  C  C  C  C  C  C  S
Tstms                      S  S           S  S  S


Date           11/01  Mon 11/02/26  Tue 11/03/26  Wed 11/04/26  Thu 11/05/26
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      56    69      57    67      50    63      45    61
Temp          65 64   58 59 66 67   63 58 65 62   55 52 61 59   50 46 59 56
Dewpt         59 59   58 59 63 64   62 58 58 56   53 52 53 52   49 46 50 47
PWind dir        SE      SE    SE       S    SW      NW    NW      NW    NW
Wind char        LT      LT    GN      GN    GN      GN    GN      LT    LT
Avg clouds    B2 B1   B1 B2 OV OV   B2 B2 B2 B2   B2 B2 B2 B1   B1 SC B1 B1
PoP 12hr         10      40    90      90    70      40    40      20    20
Rain shwrs                C  D  D    D  L  L  L    C  C  C  C    S  S  S  S
Tstms                                C

$$
IAZ039-310900-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
127 AM CDT Fri Oct 30 2026

Date           10/29/26      Fri 10/30/26            Sat 10/31/26            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                      41          54          47          62          50
Temp                      42 43 47 50 52 51 50 49 48 49 53 57 59 58 55 53 52 51
Dewpt                     39 40 42 43 43 44 46 47 48 49 53 55 55 55 54 53 52 51
RH                        89 89 83 77 71 77 86 93100100100 93 87 90 96100100100
Wind dir                   E  E  E  E  E  E  E SE SE SE SE  S SE SE SE SE SE SE
Wind spd                   3  6  9  9 10  9  9  8  8  6  6  6  5  5  5  3  4  4
Clouds                    FW B2 B2 OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2
PoP 12hr                     10          50          80          70          10
QPF 12hr                      0        0.09        0.34        0.11           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                    S  C  C  C  S  S  L  D  L  L  S
Tstms                                           S


Date           11/01  Mon 11/02/26  Tue 11/03/26  Wed 11/04/26  Thu 11/05/26
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          65      52    66      55    67      49    61      45    59
Temp          62 60   55 56 63 63   61 58 65 61   53 50 59 56   49 47 57 54
Dewpt         57 57   55 56 62 62   61 58 59 57   53 50 54 52   49 47 49 46
PWind dir        SE      SE    SE      SE     S       W    NW      NW    NW
Wind char        LT      LT    BZ      BZ    GN      GN    GN      GN    GN
Avg clouds    B2 B1   B1 B2 OV OV   OV B2 B2 B2   B2 B2 B2 B1   B1 B1 B2 B1
PoP 12hr         10      30    80     100    80      50    50      20    20
Rain shwrs                C  L  D    D  D  D  L    C  C  C  C    S  S  S  S
Tstms                                S

$$
IAZ048-310900-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
127 AM CDT Fri Oct 30 2026

Date           10/29/26      Fri 10/30/26            Sat 10/31/26            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                      45          55          48          64          50
Temp                      47 48 50 53 54 53 52 51 51 52 57 63 63 60 57 55 53 52
Dewpt                     42 44 46 48 48 48 49 50 51 52 57 59 59 58 57 55 53 52
RH                        83 86 86 83 80 83 89 96100100100 87 87 93100100100100
Wind dir                   E  E  E  E  E  E  E SE SE SE SE  S  S SE SE SE SE SE
Wind spd                   5  8 10 11 10  9  8  5  5  4  4  5  5  5  4  3  3  3
Clouds                    B2 OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 OV B2 B2
PoP 12hr                     40          60          70          50          10
QPF 12hr                   0.02        0.12        0.11        0.02           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S  L  L  C  C  C  C  L  C  C  C  S
Tstms                         S                 S


Date           11/01  Mon 11/02/26  Tue 11/03/26  Wed 11/04/26  Thu 11/05/26
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      55    68      55    67      48    62      43    61
Temp          64 62   57 58 65 66   62 58 65 61   53 50 60 56   48 45 58 55
Dewpt         59 59   57 58 64 64   62 58 59 57   53 50 54 52   48 45 50 46
PWind dir        SE      SE    SE       S    SW      NW    NW      NW    NW
Wind char        LT      LT    GN      GN    GN      LT    GN      LT    LT
Avg clouds    B2 B1   B1 OV OV OV   OV B2 B2 B2   B2 B2 B2 B1   B1 SC B1 B1
PoP 12hr         10      40   100      90    80      50    40      20    20
Rain shwrs                C  D  D    D  L  D  L    C  C  C  C    S  S  S  S
Tstms                                C

$$
IAZ004-310900-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
127 AM CDT Fri Oct 30 2026

Date           10/29/26      Fri 10/30/26            Sat 10/31/26            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                      36          51          45          59          49
Temp                      38 39 45 49 50 48 47 46 46 47 52 56 58 56 54 53 51 50
Dewpt                     36 37 40 41 41 42 43 45 46 47 52 55 57 55 54 53 51 50
RH                        92 92 82 74 71 80 86 96100100100 96 96 96100100100100
Wind dir                   E  E  E SE  E  E SE SE SE SE SE  S  S  S  S  S  S  S
Wind spd                   4  6  9 11 12 10  9  8  8  6  8  9  9  6  6  6  6  5
Clouds                    SC B2 B1 B2 OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                      5          10          60          60          10
QPF 12hr                      0           0        0.02        0.10           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                S     C  C  L  C  S
Tstms                                           S


Date           11/01  Mon 11/02/26  Tue 11/03/26  Wed 11/04/26  Thu 11/05/26
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          61      51    62      51    57      44    52      39    49
Temp          58 57   53 55 59 60   57 53 55 53   47 45 51 48   44 41 47 45
Dewpt         57 55   53 55 59 59   57 53 55 51   47 45 49 46   43 41 45 42
PWind dir        SE      SE    SE       S     W      NW    NW      NW     N
Wind char        GN      GN    BZ      GN    GN      GN    GN      GN    LT
Avg clouds    B1 B1   B2 OV OV OV   B2 B2 B2 B2   B1 B1 B2 B1   B1 B1 B1 B1
PoP 12hr         10      40   100      90    70      50    40      20    20
Rain shwrs                C  D  D    D  L  L  L    C  C  C  S    S  S  S  S
Tstms                                S

$$
IAZ035-310900-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
127 AM CDT Fri Oct 30 2026

Date           10/29/26      Fri 10/30/26            Sat 10/31/26            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                      42          53          47          63          50
Temp                      44 46 49 50 51 51 49 48 49 50 56 60 61 59 55 54 53 51
Dewpt                     41 42 44 45 45 46 46 48 49 50 56 57 59 57 55 54 53 51
RH                        89 86 83 83 80 83 89100100100100 90 93 93100100100100
Wind dir                   E  E  E  E  E  E  E SE SE SE  S  S  S SE SE SE SE SE
Wind spd                   4  6  9 11 10  9  8  5  5  4  4  5  5  4  4  4  4  3
Clouds                    B2 B2 OV OV OV OV OV OV OV OV OV B2 B1 B1 OV OV OV B2
PoP 12hr                     10          30          70          50          10
QPF 12hr                      0        0.06        0.26        0.02           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                    S  C  C  C  C  C  L  L  C  C  S
Tstms                                           S


Date           11/01  Mon 11/02/26  Tue 11/03/26  Wed 11/04/26  Thu 11/05/26
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          65      54    66      54    65      48    60      42    58
Temp          62 60   56 57 62 64   60 56 61 59   52 49 57 55   46 43 54 53
Dewpt         58 58   56 57 62 63   60 56 57 54   52 49 51 49   46 43 48 44
PWind dir        SE      SE    SE       S     W      NW    NW      NW    NW
Wind char        LT      LT    GN      GN    GN      LT    GN      LT    LT
Avg clouds    B2 B1   B1 OV OV OV   OV OV B2 B2   B2 B2 B2 B1   B1 B1 B1 B1
PoP 12hr         10      40   100      90    80      60    40      20    30
Rain shwrs                C  D  D    D  D  D  L    L  C  C  C    S  S  C  S
Tstms                                C

$$
IAZ094-310900-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
127 AM CDT Fri Oct 30 2026

Date           10/29/26      Fri 10/30/26            Sat 10/31/26            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                      52          64          54          67          54
Temp                      55 53 55 59 62 60 58 57 56 56 60 65 66 63 59 57 55 54
Dewpt                     46 49 51 54 57 57 56 56 56 56 59 58 57 57 56 55 55 54
RH                        72 86 86 83 84 90 93 96100100 96 78 73 81 90 93100100
Wind dir                   E  E  E SE  E  E  E SE SE SE SE SE SE  E SE SE SE SE
Wind spd                   8  9 10  9  8  6  6  4  3  3  4  4  5  4  5  4  3  3
Clouds                    OV OV OV OV OV OV OV OV OV OV OV B2 OV B2 B2 B2 B2 OV
PoP 12hr                     70          80          50          30          10
QPF 12hr                   0.21        0.16        0.03           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 L  D  L  L  C  C  C  C  C  C  C  S  S
Tstms                      C  S  S  S  S  C  C


Date           11/01  Mon 11/02/26  Tue 11/03/26  Wed 11/04/26  Thu 11/05/26
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      56    69      55    67      49    63      44    62
Temp          66 65   59 59 67 68   62 57 65 61   54 50 61 58   50 46 59 57
Dewpt         59 59   59 59 64 64   62 57 58 55   53 50 52 51   49 46 50 48
PWind dir        SE      SE    SE       S    SW      NW    NW      NW     N
Wind char        LT      LT    BZ      GN    GN      GN    GN      LT    LT
Avg clouds    B2 B1   B2 OV OV OV   B2 B2 B2 B2   B2 B2 B2 B1   B1 B1 B1 SC
PoP 12hr         10      40    90      90    70      30    30      20    20
Rain shwrs                C  D  D    D  L  L  L    C  C  C  S    S     S  S
Tstms                                C        S

$$
IAZ017-310900-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
127 AM CDT Fri Oct 30 2026

Date           10/29/26      Fri 10/30/26            Sat 10/31/26            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                      36          52          44          60          47
Temp                      38 39 45 50 51 49 47 47 46 47 52 56 58 56 53 52 50 48
Dewpt                     37 37 40 40 40 40 41 44 46 47 51 54 55 54 53 52 50 48
RH                        96 92 82 68 66 71 79 89100100 96 93 90 93100100100100
Wind dir                   E  E  E  E  E  E  E SE SE SE SE  S  S SE SE  S SE SE
Wind spd                   2  5  9 10 10  9  8  6  6  5  6  6  5  4  4  4  3  3
Clouds                    FW B1 B2 B2 OV OV OV OV OV OV B2 B2 B2 B1 B2 OV OV B2
PoP 12hr                      0          20          70          70          10
QPF 12hr                      0        0.02        0.07        0.12           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                             C  S  S  C  L  L  L  S


Date           11/01  Mon 11/02/26  Tue 11/03/26  Wed 11/04/26  Thu 11/05/26
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          64      51    65      52    64      46    59      41    56
Temp          61 59   54 54 62 62   59 55 61 58   51 48 57 53   47 43 54 50
Dewpt         55 55   54 54 60 60   59 55 56 53   50 48 50 47   45 43 46 42
PWind dir        SE      SE    SE       S    SW      NW    NW      NW     N
Wind char        LT      LT    GN      GN    GN      LT    GN      LT    LT
Avg clouds    B1 SC   B1 OV OV OV   OV OV B2 B2   B2 B2 B2 B1   B1 B1 B1 B1
PoP 12hr         10      30    90     100    80      60    50      20    30
Rain shwrs                C  L  D    D  D  D  D    L  C  C  C    S  S  C  S
Tstms                                S

$$
IAZ049-310900-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
127 AM CDT Fri Oct 30 2026

Date           10/29/26      Fri 10/30/26            Sat 10/31/26            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                      43          54          47          63          49
Temp                      45 46 49 51 53 52 50 49 49 50 55 60 62 59 55 54 52 50
Dewpt                     39 41 43 45 45 45 46 49 49 50 55 56 57 56 55 54 52 50
RH                        79 83 80 80 74 77 86100100100100 87 84 90100100100100
Wind dir                   E  E  E  E  E  E  E  E SE SE SE  S SE SE SE SE SE SE
Wind spd                   5  8 10 11 10  9  9  6  6  4  4  4  3  4  4  3  3  3
Clouds                    B2 OV OV OV OV OV OV OV OV OV OV B2 OV B2 B2 B2 B2 B2
PoP 12hr                     30          60          70          40          10
QPF 12hr                      0        0.13        0.26        0.02           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                    C  L  L  C  C  C  L  L  C  C  S
Tstms                                           S


Date           11/01  Mon 11/02/26  Tue 11/03/26  Wed 11/04/26  Thu 11/05/26
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      53    67      55    67      47    61      44    60
Temp          63 61   55 57 65 65   61 58 65 61   52 49 59 56   48 46 58 54
Dewpt         57 58   55 57 62 63   61 58 58 57   52 49 53 51   48 46 49 46
PWind dir        SE      SE    SE      SE     S      NW    NW      NW    NW
Wind char        LT      LT    GN      GN    GN      LT    LT      LT    LT
Avg clouds    B2 B1   B1 B2 OV OV   OV B2 B2 B2   B2 B1 B2 B1   B1 SC B1 B1
PoP 12hr         10      30    90      90    80      50    40      20    20
Rain shwrs                C  L  D    D  L  D  L    C  C  C  C    S  S  S  S
Tstms                                S

$$
IAZ086-310900-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
127 AM CDT Fri Oct 30 2026

Date           10/29/26      Fri 10/30/26            Sat 10/31/26            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                      49          60          51          67          53
Temp                      51 50 53 57 58 56 55 54 53 54 58 65 66 63 59 57 55 54
Dewpt                     43 46 48 49 51 50 52 52 53 54 58 59 58 57 56 55 55 54
RH                        74 86 83 75 77 80 90 93100100100 81 75 81 90 93100100
Wind dir                   E  E  E  E  E  E  E  E  E SE SE SE  E  E SE SE SE  E
Wind spd                   5  8 11 11 10  9  8  5  5  4  4  3  4  4  4  4  3  4
Clouds                    OV OV OV OV OV OV OV OV B2 OV OV B2 OV B2 B2 B2 B2 B2
PoP 12hr                     60          80          60          30           5
QPF 12hr                   0.07        0.14        0.04        0.04           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 C  D  L  L  C  C  C  L  C  S  C
Tstms                            S     S  S  S  S


Date           11/01  Mon 11/02/26  Tue 11/03/26  Wed 11/04/26  Thu 11/05/26
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      56    71      58    71      52    65      46    64
Temp          66 65   58 59 67 69   64 60 67 64   56 53 63 59   51 47 61 58
Dewpt         59 60   58 59 64 65   64 60 60 58   56 53 56 54   51 47 52 49
PWind dir        SE      SE    SE      SE     S      SW    NW      NW    NW
Wind char        LT      LT    GN      GN    GN      LT    LT      LT    LT
Avg clouds    B2 B1   B1 B2 OV B2   B2 B2 B2 B2   B2 B2 B2 B1   B1 B1 B1 SC
PoP 12hr         10      30    80      90    80      40    40      20    20
Rain shwrs                C  L  D    D  D  D  C    C  C  C  C    S  S  S  S
Tstms                                S

$$