Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
909 AM CDT Wed Oct 28 2026

IAZ060-282100-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
909 AM CDT Wed Oct 28 2026

Date             Wed 10/28/26            Thu 10/29/26            Fri 10/30/26
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                      77          56          69          49          64
Temp                64 72 75 72 67 63 61 57 59 67 69 62 56 52 51 50 55 61 64 61
Dewpt               53 57 58 58 59 60 60 53 49 45 42 42 43 46 44 46 49 51 54 54
RH                  67 59 55 61 75 90 97 86 69 45 37 48 62 80 77 86 80 70 70 78
Wind dir             S  S  S  S  S  W NW  N  N NE NE  E  E  E  E  E  E  E  E  E
Wind spd            10 14 16 12 11  8  5  8  6  6  6  5  4  4  5  6  6  6  6  6
Wind gust              28 28 23
Clouds              FW SC FW SC SC B2 SC SC FW CL CL CL FW SC B2 OV OV OV OV OV
PoP 12hr                     20          50           0          60          80
QPF 12hr                      0        0.03           0        0.16        0.12
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              S     C  C  S                       L  L  D  D  L  L  L
Tstms                   S     C  C                                S  S  S  S  C


Date          Sat 10/31/26  Sun 11/01/26  Mon 11/02/26  Tue 11/03/26
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          52    66      53    66      54    66      53    64
Temp          55 53 64 63   57 54 65 62   56 56 64 63   57 55 62 60
Dewpt         54 53 57 57   56 54 58 56   56 56 59 57   56 54 54 52
PWind dir         E     E       E     E       E     E       E    NE
Wind char        LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    B2 OV OV B2   B2 B2 B2 B1   B1 B2 OV B2   OV B2 B2 B2
PoP 12hr         80    70      40    20      20    70      70    60
Rain shwrs     L  D  L  C    C  C  S          S  C  L    L  L  L  C
Tstms          C  S  S                              S    S  S

$$
IAZ039-282100-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
909 AM CDT Wed Oct 28 2026

Date             Wed 10/28/26            Thu 10/29/26            Fri 10/30/26
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                      74          53          66          43          59
Temp                60 68 73 69 65 62 59 55 56 64 66 58 50 47 45 44 51 57 59 56
Dewpt               53 56 58 58 59 59 59 50 47 44 43 43 43 43 40 39 43 44 47 48
RH                  78 65 59 68 81 90100 83 72 48 43 57 77 86 82 82 74 62 64 74
Wind dir             S  S  S  S  S SW NW  N  N  N  N NE NE  E  E  E  E SE  E  E
Wind spd            10 12 16 14 12  8  6 10  9  8  6  3  2  2  4  4  6  8  8  6
Wind gust              23 26
Clouds              SC FW SC B1 SC B2 B1 B1 SC CL CL CL CL FW SC B2 B2 B2 OV OV
PoP 12hr                     20          70           0          10          60
QPF 12hr                      0        0.02           0           0        0.07
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                    C  L  S                             L  L  L  L  S
Sprinkles            C
Tstms                         C  C


Date          Sat 10/31/26  Sun 11/01/26  Mon 11/02/26  Tue 11/03/26
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          47    64      50    65      51    64      51    64
Temp          50 48 61 60   54 52 63 61   54 53 62 61   55 53 61 58
Dewpt         49 48 55 55   54 52 57 56   54 53 58 56   55 53 54 52
PWind dir         E     E       E     E       E     E       E    NE
Wind char        LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    B2 B2 OV B2   OV B2 OV B1   B1 B1 OV B2   OV B2 OV B2
PoP 12hr         50    60      30    30      20    50      60    60
Rain shwrs     S  C  L  C    C  C  C  S       S  C  C    L  C  L  C

$$
IAZ048-282100-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
909 AM CDT Wed Oct 28 2026

Date             Wed 10/28/26            Thu 10/29/26            Fri 10/30/26
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                      76          52          69          46          62
Temp                61 70 76 71 64 61 59 54 57 66 67 60 52 50 48 47 54 59 61 58
Dewpt               55 58 59 59 60 61 59 50 47 44 42 42 42 45 42 43 47 49 51 51
RH                  81 66 56 66 87100100 86 69 45 40 51 69 83 80 86 77 69 70 77
Wind dir             S  S  S  S SW  W NW  N  N  N NE  E  E  E  E  E  E  E  E  E
Wind spd             9 13 16 10  8  4  5  6  6  5  5  4  3  3  4  5  6  6  6  6
Wind gust              26 29
Clouds              FW SC SC B1 B2 B1 B2 SC FW FW CL CL FW SC B2 OV OV OV OV OV
PoP 12hr                     20          60           0          50          80
QPF 12hr                      0        0.04           0        0.08        0.10
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              S     C  L                          C  C  D  D  L  L  L
Tstms                   S     C  S                                S  S        S


Date          Sat 10/31/26  Sun 11/01/26  Mon 11/02/26  Tue 11/03/26
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          49    66      52    66      53    65      52    64
Temp          52 50 63 62   56 54 64 61   55 55 63 62   55 53 62 59
Dewpt         52 50 57 56   55 54 58 57   55 55 59 57   55 53 54 52
PWind dir         E     E       E     E       E     E       E    NE
Wind char        LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    OV OV OV OV   OV OV B2 B2   B2 B2 OV OV   OV OV B2 B2
PoP 12hr         70    70      40    20      20    60      70    60
Rain shwrs     L  L  L  C    C  C  S          S  C  L    L  L  L  C
Tstms          S  S  S

$$
IAZ004-282100-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
909 AM CDT Wed Oct 28 2026

Date             Wed 10/28/26            Thu 10/29/26            Fri 10/30/26
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                      72          41          62          40          59
Temp                58 66 71 65 57 51 46 42 49 58 61 53 45 43 42 40 48 55 58 53
Dewpt               55 57 59 60 57 51 45 40 42 41 40 41 40 40 39 39 43 44 45 44
RH                  90 73 66 84100100 96 93 77 53 46 64 82 89 89 96 83 66 62 71
Wind dir             S  S  S SW NW NW  N NW  N  N NE  E  E  E  E SE  E  E  E  E
Wind spd            11 16 14  9  8  8  6  4  4  4  4  4  3  3  3  4  5  8  8  6
Wind gust              26 26
Clouds              SC SC OV B1 B1 FW FW SC SC FW CL FW FW FW B1 B2 B2 B2 B2 B2
PoP 12hr                     70          30           0          10          20
QPF 12hr                   0.03        0.04           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 L  C                                   S  S
Sprinkles            C
Tstms                      C  S


Date          Sat 10/31/26  Sun 11/01/26  Mon 11/02/26  Tue 11/03/26
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          43    62      49    63      50    61      47    58
Temp          45 44 58 57   52 50 60 58   53 52 57 57   51 48 54 53
Dewpt         44 44 52 52   51 50 56 53   52 52 55 53   50 48 50 47
PWind dir         E    SE      SE    SE      SE     E      NE    NE
Wind char        LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    B2 B2 OV B2   B2 B2 B2 B1   B1 B2 OV OV   B2 B2 OV B2
PoP 12hr         30    50      30    20      20    60      60    50
Rain shwrs        C  C  C    C  S  S          S  C  L    L  C  C  C

$$
IAZ035-282100-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
909 AM CDT Wed Oct 28 2026

Date             Wed 10/28/26            Thu 10/29/26            Fri 10/30/26
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                      76          46          66          44          61
Temp                60 69 75 69 61 58 53 47 53 63 65 58 48 45 44 45 52 58 60 56
Dewpt               55 59 60 61 60 58 53 46 45 42 41 42 42 43 42 43 46 47 50 49
RH                  84 70 60 76 97100100 96 74 46 41 55 80 93 93 93 80 67 69 77
Wind dir             S  S  S  S  W NW  N  N  N  N NE  E  E  E  E SE  E SE  E  E
Wind spd            10 16 17  8  4  4  6  4  4  4  4  3  2  3  3  4  5  5  5  5
Wind gust              28 29
Clouds              FW SC SC B1 B1 SC SC SC FW FW CL CL FW FW B2 OV B2 B2 B2 B2
PoP 12hr                     50          60           0          30          60
QPF 12hr                   0.01        0.10           0        0.01        0.03
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                    C  C                          C  C  L  L  C  C  C
Sprinkles            C
Tstms                         S


Date          Sat 10/31/26  Sun 11/01/26  Mon 11/02/26  Tue 11/03/26
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          47    65      51    66      52    64      50    62
Temp          49 49 62 60   53 52 64 60   54 53 62 60   54 51 59 57
Dewpt         48 49 55 56   53 52 57 56   54 53 57 56   53 51 52 50
PWind dir         E    SE      SE     E       E    SE       E    NE
Wind char        LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    B2 OV OV OV   B2 OV B2 B1   B1 B2 OV OV   OV OV OV B2
PoP 12hr         60    60      30    20      20    70      60    60
Rain shwrs     C  L  L  C    C  C  S          S  C  L    L  C  L  C

$$
IAZ094-282100-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
909 AM CDT Wed Oct 28 2026

Date             Wed 10/28/26            Thu 10/29/26            Fri 10/30/26
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                      76          58          71          53          70
Temp                62 70 76 72 67 64 61 59 62 69 71 64 59 57 55 54 60 67 70 65
Dewpt               54 58 59 57 57 58 59 56 54 53 51 49 48 50 49 50 54 58 60 59
RH                  75 66 56 59 70 81 93 90 75 57 49 58 67 77 80 86 81 73 71 81
Wind dir             S  S  S  S  S SW  W  N  N NE NE NE  E  E  E  E SE SE SE  E
Wind spd             9 13 14 12 11  9  5  4  6  6  6  5  5  5  5  6  6  6  6  4
Wind gust           21 27 29 25 21
Clouds              SC FW FW FW SC SC B1 B1 SC CL FW FW FW B1 OV OV B2 B2 B2 OV
PoP 12hr                     20          40           0          70          80
QPF 12hr                      0           0           0        0.20        0.06
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                       C  C                       L  L  D  D  L  L  L
Tstms                            C  S                             C  S  S  S  C


Date          Sat 10/31/26  Sun 11/01/26  Mon 11/02/26  Tue 11/03/26
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          54    67      53    67      54    66      53    64
Temp          58 55 65 63   57 54 66 63   58 56 65 63   58 54 62 59
Dewpt         58 55 58 57   57 54 58 56   57 56 59 57   57 54 54 52
PWind dir         E     E       E     E      SE    SE       E    NE
Wind char        LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    OV OV OV B2   OV B2 B2 B1   B1 B2 OV B2   OV B2 OV B2
PoP 12hr         70    60      30    20      20    70      70    60
Rain shwrs     L  L  L  L    C  C  S          S  C  L    L  L  L  C
Tstms          C                                    S    S  S

$$
IAZ017-282100-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
909 AM CDT Wed Oct 28 2026

Date             Wed 10/28/26            Thu 10/29/26            Fri 10/30/26
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                      74          45          63          38          59
Temp                60 68 73 68 61 58 52 46 52 61 63 55 46 43 41 39 50 56 58 54
Dewpt               54 57 59 59 58 57 51 44 43 41 39 40 40 40 38 38 41 42 44 43
RH                  81 68 62 73 90 96 96 93 71 48 41 57 79 89 89 96 71 59 59 66
Wind dir             S  S  S  S SW NW NW NW  N  N  N NE  E  E  E  E SE SE  E  E
Wind spd            10 14 17 10  8  5  8  4  4  5  4  2  2  2  2  3  5  6  5  4
Wind gust              26 31
Clouds              SC FW FW B2 B1 SC SC B1 FW FW CL CL CL FW SC B2 B2 B2 B2 B2
PoP 12hr                     50          80           0           5          40
QPF 12hr                   0.01        0.08           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                    L  L                                C  C  S  S
Tstms                         C


Date          Sat 10/31/26  Sun 11/01/26  Mon 11/02/26  Tue 11/03/26
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          42    63      47    64      48    62      47    61
Temp          46 44 60 58   52 50 63 59   53 51 60 59   52 49 58 56
Dewpt         44 44 51 52   51 50 54 54   52 51 55 54   52 49 50 48
PWind dir         E    SE      SE     E       E     E       E    NE
Wind char        LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    B2 OV B2 B2   B2 OV B2 B1   B1 B2 OV B2   B2 B2 OV B2
PoP 12hr         30    50      20    20      20    60      60    50
Rain shwrs        C  C  C    S  S  S          S  C  L    L  C  C  C

$$
IAZ049-282100-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
909 AM CDT Wed Oct 28 2026

Date             Wed 10/28/26            Thu 10/29/26            Fri 10/30/26
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                      75          53          68          44          61
Temp                61 71 75 69 64 61 59 55 58 65 67 58 51 48 46 45 53 58 60 57
Dewpt               52 55 58 58 58 59 59 51 47 44 41 42 42 44 41 41 44 47 48 49
RH                  72 57 55 68 81 93100 86 67 46 39 55 71 86 83 86 71 67 64 75
Wind dir             S  S  S  S  S SW NW  N  N  N NE NE  E  E  E  E  E SE  E  E
Wind spd            10 14 17 11 10  6  5  8  8  5  5  3  3  3  4  4  6  6  6  5
Wind gust              26 28
Clouds              SC SC SC B1 B1 B1 B1 B1 SC CL CL FW FW FW B1 OV OV OV OV OV
PoP 12hr                     20          60           0          30          70
QPF 12hr                      0        0.04           0        0.02        0.16
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                    C  C  S                       C  C  L  L  L  L  C
Sprinkles            C
Tstms                         C  S                                      S  S  S


Date          Sat 10/31/26  Sun 11/01/26  Mon 11/02/26  Tue 11/03/26
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          47    66      50    65      51    65      51    64
Temp          51 49 63 61   54 52 64 61   54 54 63 61   55 53 62 58
Dewpt         50 49 55 55   54 52 56 55   54 54 57 56   55 53 53 51
PWind dir         E     E       E     E       E    SE       E    NE
Wind char        LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    OV B2 OV OV   OV B2 B2 B2   B2 B1 OV OV   OV B2 OV B2
PoP 12hr         70    60      30    30      20    60      70    60
Rain shwrs     C  L  L  C    C  C  C          S  C  L    L  L  L  C
Tstms          S  S

$$
IAZ086-282100-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
909 AM CDT Wed Oct 28 2026

Date             Wed 10/28/26            Thu 10/29/26            Fri 10/30/26
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                      78          60          72          49          68
Temp                63 72 77 72 68 65 63 61 64 69 72 63 56 53 51 50 56 65 67 63
Dewpt               53 56 58 57 57 58 59 58 56 51 47 45 45 47 44 45 48 51 54 56
RH                  70 57 52 59 68 78 87 90 75 53 41 52 66 80 77 83 74 60 63 78
Wind dir             S  S  S  S  S SW SW NW  N  N NE NE NE  E  E  E  E  E  E  E
Wind spd             9 13 14 10 10  9  6  4  6  5  5  4  4  4  4  5  6  5  5  5
Wind gust                 26 23 20 19
Clouds              FW FW FW FW SC B1 SC B1 SC CL CL CL FW SC B2 OV OV B2 B2 B2
PoP 12hr                      5          40          10          40          80
QPF 12hr                      0           0           0        0.03        0.09
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                       S  C                       C  C  D  D  L  L  L
Sprinkles            C
Tstms                            S  C                             S     S  S  S


Date          Sat 10/31/26  Sun 11/01/26  Mon 11/02/26  Tue 11/03/26
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          53    69      53    68      54    68      54    67
Temp          57 54 66 64   57 54 66 63   57 56 66 64   58 55 65 61
Dewpt         56 54 58 58   57 54 58 58   57 56 60 59   58 55 56 54
PWind dir         E     E       E     E       E    SE       E    NE
Wind char        LT    LT      LT    LT      LT    LT      GN    GN
Avg clouds    B2 OV OV B2   OV B2 B2 B2   B1 B2 B2 B2   B2 B2 OV B2
PoP 12hr         70    50      40    30      20    60      70    60
Rain shwrs     L  L  C  C    C  C  C          S  C  L    L  L  L  C
Tstms          S  S

$$