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Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
1123 PM CDT Sat Apr 29 2017

IAZ060-301000-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
1123 PM CDT Sat Apr 29 2017

Date           04/29/17      Sun 04/30/17            Mon 05/01/17            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                      40          50          41          49          39
Temp                   40 40 41 43 46 50 50 47 44 42 41 42 47 49 49 45 43 40 40
Dewpt                  38 38 39 42 43 45 46 43 40 39 38 37 37 37 36 37 35 36 35
RH                     92 92 92 96 89 83 86 86 86 89 89 82 68 63 61 73 73 85 82
Wind dir               NE NE NE NE  E  E SE SE  S SW  W  W  W  W NW  W  W  W  W
Wind spd               14 14 16 16 14 13 11  9  6  6 10 14 21 21 20 17 12 10 10
Wind gust                       26                   23 25    33 33 27
Clouds                 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B1 SC SC SC
PoP 12hr                    100          90          60          50           5
QPF 12hr                   0.36        0.54        0.13        0.05           0
Snow 12hr                 00-00       00-00       00-00
Drizzle                 O
Rain                    D  D  D  D        L  C  L  L  C  C  C  C
Rain shwrs                          D  L
Tstms                   D  C  C  C  S
Wind chill             32 32 32 35                   35 35          38 36 33 33
Min chill              31    32    32          38    34    33    39    36    32


Date           05/02  Wed 05/03/17  Thu 05/04/17  Fri 05/05/17  Sat 05/06/17
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      45    63      43    65      46    71      49    72
Temp          59 60   50 46 61 60   47 45 62 63   50 48 67 68   53 51 68 69
Dewpt         40 40   40 38 43 41   40 39 42 42   40 39 44 44   42 41 46 47
PWind dir        NW       E    SE      SE    NW       N     N      SE    SE
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW SC   B1 B1 B1 B1   B1 SC SC SC   FW FW FW FW   FW FW FW FW
PoP 12hr          5       5    20      10     5       0     0       0     0
Rain                            S

$$
IAZ039-301000-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
1123 PM CDT Sat Apr 29 2017

Date           04/29/17      Sun 04/30/17            Mon 05/01/17            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                      39          46          41          48          38
Temp                   40 40 40 41 43 45 46 45 44 42 41 44 48 48 46 42 41 39 38
Dewpt                  35 36 37 39 41 41 44 42 41 40 39 39 39 38 36 35 34 35 33
RH                     82 85 89 92 93 86 93 89 89 93 92 82 71 68 68 76 76 85 82
Wind dir               NE NE NE NE NE  E  E SE SE SE  S SW  W  W  W  W  W  W  W
Wind spd               14 17 17 18 19 18 12  6  6  8  8 10 16 18 18 18 17 14 13
Wind gust              25 27 27 28 31 28                      28 29 31 29 26 24
Clouds                 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1 B1
PoP 12hr                     80          90          80          70          20
QPF 12hr                   0.20        0.63        0.25        0.13           0
Snow 12hr                 00-00       00-00       00-00
Drizzle                 O
Rain                    D  C  L  L        D  L  L  L  L  L  C  C  S  S
Rain shwrs                          D  D
Tstms                   D  S  S  S  C  C  S
Obvis                                             PF
Wind chill             32 31 31 32 35 38                38       39 34 32 31 30
Min chill              31    31    31    35          36    36    39    31    28


Date           05/02  Wed 05/03/17  Thu 05/04/17  Fri 05/05/17  Sat 05/06/17
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          59      39    61      41    64      43    67      45    67
Temp          55 56   44 41 59 57   45 43 61 61   47 45 64 64   49 47 63 64
Dewpt         37 38   37 36 41 41   40 39 42 42   41 39 41 42   40 39 43 45
PWind dir        NW      NE    SE       S     W       N     N       E    SE
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC   SC SC B1 B1   B1 SC SC SC   SC FW FW FW   FW FW FW FW
PoP 12hr          0       0    20      20    10       0     0       0     0
Rain                            S    S  S

$$
IAZ048-301000-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
1123 PM CDT Sat Apr 29 2017

Date           04/29/17      Sun 04/30/17            Mon 05/01/17            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                      39          46          40          48          37
Temp                   40 40 39 40 43 45 46 45 44 42 40 43 45 47 48 44 41 38 38
Dewpt                  36 36 38 39 40 41 45 42 41 40 38 37 37 36 35 37 35 35 34
RH                     85 85 96 96 89 86 96 89 89 93 92 79 73 65 60 76 79 89 85
Wind dir               NE NE NE NE NE  E  E SE SE SW  W  W  W  W NW NW  W  W  W
Wind spd               13 14 16 18 18 16 12  8  6  5  9 12 19 21 20 17 12 11 10
Wind gust                             26                   29 35 35 28 25
Clouds                 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B1 B1 SC SC
PoP 12hr                     90          90          70          60          10
QPF 12hr                   0.32        0.62        0.19        0.07           0
Snow 12hr                 00-00       00-00       00-00
Drizzle                 O
Rain                    D  D  D  D        L  L  L  L  L  L  C  C
Rain shwrs                          D  D
Tstms                   D  C  S  S  S  S
Obvis                                          PF PF
Wind chill             32 32 31 31 35 37                36 37       37 34 31 31
Min chill              32    30    31    35    39    34    33    37    33    29


Date           05/02  Wed 05/03/17  Thu 05/04/17  Fri 05/05/17  Sat 05/06/17
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      42    62      41    64      44    70      46    69
Temp          58 59   48 43 59 59   46 43 61 61   49 46 67 67   51 48 65 66
Dewpt         39 39   38 37 43 41   40 39 43 42   40 39 43 44   41 41 45 47
PWind dir        NW       E    SE       S    NW       N     N      SE     S
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW SC   B1 B1 B1 B1   B1 SC SC SC   FW FW FW FW   FW FW FW FW
PoP 12hr          5       5    20      10     5       0     0       0     0
Rain                            S

$$
IAZ004-301000-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
1123 PM CDT Sat Apr 29 2017

Date           04/29/17      Sun 04/30/17            Mon 05/01/17            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                      36          38          35          42          34
Temp                   42 39 37 36 37 38 38 39 38 36 35 37 40 41 42 40 38 35 35
Dewpt                  32 33 34 33 34 35 36 35 35 33 33 33 34 34 35 35 32 32 31
RH                     67 79 89 89 89 89 92 85 89 89 92 85 79 76 76 82 79 89 85
Wind dir               NE NE NE NE NE NE NE NE  N  N NW NW NW NW NW NW NW  W NW
Wind spd               13 16 18 24 25 24 20 14 12 11 13 18 21 23 21 18 12 11 11
Wind gust                                31                   34 34 28
Clouds                 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B1 SC SC
PoP 12hr                     80          90          90          70          20
QPF 12hr                   0.27        0.79        0.42        0.10           0
Snow 12hr                 00-00       00-00           T
Drizzle                 O
Rain                    S  L  D  L        D  D  D  D  L  L  C  C  S  S
Rain shwrs                          D  D
Snow                                               D  L  L
Tstms                   S
Obvis                              PF
Wind chill             35 30 27 24 25 27 28 31 30 28 26 27 30 31 33 31 30 27 27
Min chill              35    27    24    25    28    25    24    30    29    26


Date           05/02  Wed 05/03/17  Thu 05/04/17  Fri 05/05/17  Sat 05/06/17
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          57      39    60      40    62      42    67      45    68
Temp          54 55   44 41 58 57   45 42 59 59   46 44 64 64   49 47 65 65
Dewpt         37 37   37 35 41 40   41 38 40 40   38 38 42 42   40 40 44 46
PWind dir        NW       E     S       W    NW      NW     N       S     S
Wind char        GN      LT    LT      LT    GN      LT    LT      LT    GN
Avg clouds    SC SC   B1 SC SC B1   B1 SC SC SC   FW FW FW FW   FW FW FW FW
PoP 12hr          0       5    20      10    10       0     0       0     0
Rain                            S

$$
IAZ035-301000-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
1123 PM CDT Sat Apr 29 2017

Date           04/29/17      Sun 04/30/17            Mon 05/01/17            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                      37          42          37          45          36
Temp                   42 39 38 38 39 41 42 42 40 38 37 40 43 45 44 41 39 38 37
Dewpt                  32 33 34 35 36 37 40 39 38 38 35 36 35 36 35 36 34 34 33
RH                     67 79 85 89 89 85 93 89 92100 92 85 73 70 70 82 82 85 85
Wind dir               NE NE NE NE NE NE NE  E  E  N NW NW NW NW NW NW NW  W  W
Wind spd               14 17 18 21 20 18 16  9  9  6  9 14 19 21 21 17 12 11 10
Wind gust                                                     33 35 29 23
Clouds                 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B1 B1 SC SC
PoP 12hr                     90          90          80          70          10
QPF 12hr                   0.28        0.76        0.30        0.08           0
Snow 12hr                 00-00       00-00       00-00
Drizzle                 O
Rain                    D  D  D  D        L  L  D  D  L  L  C  C
Rain shwrs                          D  D
Tstms                   D  S
Obvis                              PF             PF
Wind chill             34 30 29 27 29 32 34 36 34    30 32 35 37 35 33 31 30 30
Min chill              33    28    26    29    33    30    29    34    31    29


Date           05/02  Wed 05/03/17  Thu 05/04/17  Fri 05/05/17  Sat 05/06/17
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          60      41    61      40    64      43    68      46    69
Temp          57 58   46 42 59 58   45 42 60 61   48 45 64 65   50 48 65 66
Dewpt         38 38   37 36 42 41   41 39 42 41   39 38 43 43   41 41 45 46
PWind dir        NW       E     S      SW    NW       N     N       S     S
Wind char        GN      LT    GN      LT    GN      LT    LT      LT    LT
Avg clouds    SC SC   B1 B1 B1 B1   SC SC SC SC   FW FW FW FW   FW FW FW FW
PoP 12hr          0       5    20       5     5       0     0       0     0
Rain                            S

$$
IAZ094-301000-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
1123 PM CDT Sat Apr 29 2017

Date           04/29/17      Sun 04/30/17            Mon 05/01/17            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                      39          55          40          51          40
Temp                   39 41 43 48 51 55 55 46 44 41 40 41 45 48 51 45 43 41 41
Dewpt                  38 38 41 47 48 48 45 41 40 38 37 36 36 37 37 37 35 36 36
RH                     96 89 93 96 89 77 69 83 86 89 89 82 70 65 59 73 73 82 82
Wind dir               NE NE NE  E  E SE  S  S  S SW  W  W  W  W  W  W  W  W  W
Wind spd               14 14 16 14 13 13 14 10  9 11 16 17 23 23 19 14 10  8  8
Wind gust                                   20    24 29 28    35 31
Clouds                 OV OV OV OV OV B2 B2 B2 OV OV OV OV OV OV B1 FW SC FW FW
PoP 12hr                    100          90          60          40           0
QPF 12hr                   0.51        0.40        0.08        0.01           0
Snow 12hr                 00-00       00-00       00-00
Drizzle                 O
Rain                    D  D  D  D        C  C  L  L  C  C  S  S
Rain shwrs                          L  C
Tstms                   D  C  C  C
Wind chill             31 33 36                   35 32 32 36       39 37
Min chill              31    32    37          38    32    31    36    36    33


Date           05/02  Wed 05/03/17  Thu 05/04/17  Fri 05/05/17  Sat 05/06/17
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      46    62      42    64      45    70      48    70
Temp          61 60   50 47 61 58   47 43 61 61   49 47 67 67   53 50 66 68
Dewpt         42 44   43 40 45 43   40 39 43 43   41 39 43 45   42 42 48 49
PWind dir        NW       E     E       N    NW       N     N       E     E
Wind char        LT      LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    FW SC   B2 B2 B1 B2   B1 SC SC SC   FW FW FW FW   FW FW FW FW
PoP 12hr          5      20    20      10     5       0     0       0     0
Rain                   S  S     S

$$
IAZ017-301000-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
1123 PM CDT Sat Apr 29 2017

Date           04/29/17      Sun 04/30/17            Mon 05/01/17            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                      37          41          38          45          35
Temp                   41 38 38 39 39 41 41 40 40 38 38 40 45 45 43 40 39 36 36
Dewpt                  31 34 34 36 37 38 39 38 38 38 37 37 37 36 35 34 33 33 32
RH                     67 85 85 89 92 89 92 92 92100 96 89 73 70 73 79 79 89 85
Wind dir               NE NE NE NE NE NE NE  E  E  E  W NW  W  W NW NW NW NW NW
Wind spd               14 17 18 21 23 20 17  9  8  8  6 11 18 20 19 18 17 16 14
Wind gust                       32 33 31 27                   31 32 29 27 26
Clouds                 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1 B1
PoP 12hr                     70          90          80          70          20
QPF 12hr                   0.16        0.74        0.39        0.16           0
Snow 12hr                 00-00       00-00       00-00
Drizzle                 O
Rain                    L  L  L  L        D  D  L  L  L  L  L  L  S  S
Rain shwrs                          D  D
Tstms                   L           S  S  S
Obvis                                             PF PF
Wind chill             33 29 28 28 29 31 32 34          34 37 37 34 31 30 26 27
Min chill              33    28    27    28    33    32    32    33    29    25


Date           05/02  Wed 05/03/17  Thu 05/04/17  Fri 05/05/17  Sat 05/06/17
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          57      38    59      40    61      42    65      44    66
Temp          54 55   43 40 57 56   45 42 59 58   46 44 62 62   47 46 63 64
Dewpt         37 38   37 36 42 41   41 39 42 41   38 38 40 42   40 40 43 45
PWind dir        NW       E    SE       S    NW       N     N      SE     S
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC   SC SC SC B1   B1 SC SC SC   FW FW FW FW   FW FW FW FW
PoP 12hr          0       5    20      20    10       0     0       0     0
Rain                            S    S

$$
IAZ049-301000-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
1123 PM CDT Sat Apr 29 2017

Date           04/29/17      Sun 04/30/17            Mon 05/01/17            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                      39          47          39          48          37
Temp                   39 39 40 42 44 46 47 44 42 39 40 42 46 48 47 43 41 38 38
Dewpt                  36 37 37 39 40 42 44 42 41 39 39 38 38 38 36 35 34 35 34
RH                     89 92 89 89 86 86 89 93 96100 96 86 73 68 65 73 76 89 85
Wind dir               NE NE NE NE  E  E  E SE SE  S SW  W  W  W  W  W  W  W  W
Wind spd               17 19 19 21 21 19 13  9  9  8  9 13 21 21 19 18 19 16 13
Wind gust                       32 32                   24    32 33 32 33 27
Clouds                 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B1 SC SC
PoP 12hr                     80          90          70          70          10
QPF 12hr                   0.30        0.66        0.17        0.06           0
Snow 12hr                 00-00       00-00       00-00
Drizzle                 O
Rain                    D  L  D  D        L  L  L  L  L  L  C  C
Rain shwrs                          D  D
Tstms                   D  S  C  S  C  C  S
Wind chill             29 29 31 33 35 39       36 33 34 35 38       34 32 29 30
Min chill              28    29    30    37    36    33    33    39    32    28


Date           05/02  Wed 05/03/17  Thu 05/04/17  Fri 05/05/17  Sat 05/06/17
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          60      40    60      40    62      43    68      45    68
Temp          57 57   45 41 58 56   44 42 59 59   47 45 64 65   50 47 64 65
Dewpt         39 39   37 37 42 41   40 39 42 42   40 39 42 43   41 40 43 46
PWind dir        NW      NE    SE      SE     W       N     N      SE    SE
Wind char        GN      LT    LT      LT    LT      LT    GN      LT    LT
Avg clouds    SC SC   B1 B1 B1 B1   B1 SC SC SC   FW FW FW FW   FW FW FW FW
PoP 12hr          0       5    20      20     5       0     0       0     0
Rain                            S    S

$$
IAZ086-301000-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
1123 PM CDT Sat Apr 29 2017

Date           04/29/17      Sun 04/30/17            Mon 05/01/17            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                      40          57          42          50          40
Temp                   41 42 43 46 52 56 55 49 44 42 42 43 48 50 49 46 44 41 41
Dewpt                  39 39 41 46 48 49 49 43 40 40 39 38 37 38 36 37 36 36 35
RH                     92 89 93100 86 77 80 80 86 93 89 82 65 63 61 71 73 82 79
Wind dir               NE NE NE  E  E  E SW  S  S  S SW  W  W  W  W  W  W  W  W
Wind spd               17 18 19 18 18 16 10 11 11 10 14 17 23 23 19 16 16 13 11
Wind gust                             26    21    21 26 28    33 32 27 26
Clouds                 OV OV OV OV OV OV B2 B2 B2 OV OV OV OV OV OV B1 SC SC SC
PoP 12hr                     90          90          50          50          10
QPF 12hr                   0.48        0.53        0.07        0.04           0
Snow 12hr                 00-00       00-00       00-00
Drizzle                 O
Rain                    D  D  D  D        C  C  C  C  C  C  C  C
Rain shwrs                          L  L
Tstms                   D  C  C  C  C  C
Obvis                           PF
Wind chill             32 34 35 38             38 36 34 35          39 36 33 34
Min chill              31    33    35          37    33    32          35    31


Date           05/02  Wed 05/03/17  Thu 05/04/17  Fri 05/05/17  Sat 05/06/17
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      44    62      42    65      44    70      47    70
Temp          59 60   49 45 60 58   47 44 62 62   48 46 67 66   51 49 66 67
Dewpt         41 42   40 38 43 41   41 39 42 43   41 40 43 44   41 42 45 47
PWind dir        NW      NE     E       E     N       N     N       E     E
Wind char        GN      LT    GN      LT    LT      LT    GN      LT    LT
Avg clouds    FW SC   B1 B1 B1 B2   B1 SC SC SC   FW FW FW FW   FW FW FW FW
PoP 12hr          0      10    10      20     5       0     0       0     0
Rain                                 S

$$



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