Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
821 AM CDT Wed Apr 25 2018

IAZ060-252200-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
821 AM CDT Wed Apr 25 2018

Date             Wed 04/25/18            Thu 04/26/18            Fri 04/27/18
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                      65          41          67          38          66
Temp                53 60 64 63 54 48 44 42 59 66 67 61 52 46 42 39 51 61 66 64
Dewpt               36 33 32 32 32 32 32 32 36 37 38 36 36 34 31 30 29 33 33 34
RH                  52 36 30 31 43 54 62 67 42 34 34 39 54 63 65 70 42 35 29 32
Wind dir            NE  N  N  N  N SW SW SW  W  W NW  N  N NW NW NW NW NW NW NW
Wind spd             8  8  5  5  2  2  4  4  6 10 12 14 11  9  6  6  8 11 12 10
Wind gust                                            25
Clouds              B1 SC FW CL CL CL FW FW FW SC B1 B2 SC SC CL FW CL FW FW FW
PoP 12hr                      5           0          20           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                            S  S


Date          Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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          41    68      45    76      55    79      58    76
Temp          49 41 63 66   52 47 72 74   62 56 75 77   65 59 73 74
Dewpt         33 33 36 37   35 36 43 44   45 46 50 50   49 49 54 52
PWind dir        NW    NW      SE     S       S     S       S     S
Wind char        LT    LT      LT    GN      GN    BZ      BZ    BZ
Avg clouds    FW FW CL CL   FW FW FW FW   SC SC SC SC   SC SC B1 B1
PoP 12hr          0     0       0     0       5     5      10    20
Rain shwrs                                                     S  S
Tstms                                                          S  S

$$
IAZ039-252200-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
821 AM CDT Wed Apr 25 2018

Date             Wed 04/25/18            Thu 04/26/18            Fri 04/27/18
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                      63          38          65          35          64
Temp                52 60 62 61 51 46 42 39 58 64 65 58 49 44 38 36 50 60 64 61
Dewpt               36 33 31 32 33 33 32 33 36 36 38 37 37 35 32 30 30 32 33 33
RH                  54 36 31 33 50 60 67 79 44 35 37 45 63 70 79 79 46 35 31 35
Wind dir            NE  N  N  N  N  S  S  S SW  W NW NW  N  N NW NW NW  W  W NW
Wind spd             8  8  6  5  2  2  3  3  6 10 13 14 10  8  5  6  9 13 14 12
Clouds              CL CL CL CL CL CL FW SC SC SC B1 B2 SC SC CL FW CL FW FW FW
PoP 12hr                      0           0          20           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                            S  S


Date          Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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          37    63      40    69      52    75      55    73
Temp          45 38 59 60   46 42 66 67   58 53 72 72   61 56 71 71
Dewpt         33 32 34 34   33 33 39 42   43 45 49 50   50 48 52 53
PWind dir        NW     N       E     S       S     S       S     S
Wind char        LT    LT      LT    GN      BZ    BZ      BZ    BZ
Avg clouds    FW FW FW FW   FW CL CL FW   FW SC SC SC   SC B1 B1 B1
PoP 12hr          0     0       0     0       5     5      20    20
Rain shwrs                                                  S  S
Tstms                                                       S  S

$$
IAZ048-252200-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
821 AM CDT Wed Apr 25 2018

Date             Wed 04/25/18            Thu 04/26/18            Fri 04/27/18
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                      64          40          66          36          65
Temp                52 59 63 62 52 48 43 40 59 65 66 60 51 45 39 37 51 61 65 62
Dewpt               36 33 32 31 33 32 32 33 35 37 38 35 35 33 30 29 29 32 32 33
RH                  54 37 31 31 48 54 65 76 40 35 36 39 54 62 70 72 42 33 29 33
Wind dir             N  N  N  N NW  S SW SW SW  W NW  N  N NW NW NW NW NW NW NW
Wind spd             8  8  6  5  2  1  3  4  8 11 16 16 11  9  6  8 10 13 13 12
Clouds              SC FW CL CL CL CL FW SC FW SC B2 B1 FW SC CL FW CL FW FW FW
PoP 12hr                      0           0          20           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                            S  S
Wind chill                                                       31
Min chill                                37                39    30    34


Date          Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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          39    66      42    73      52    76      56    74
Temp          48 39 61 63   49 44 69 71   59 53 74 72   62 57 72 71
Dewpt         33 33 35 36   35 36 42 44   44 47 50 50   49 50 54 54
PWind dir        NW     N      SE     S       S     S       S     S
Wind char        LT    LT      LT    GN      GN    BZ      BZ    BZ
Avg clouds    FW FW CL FW   FW FW FW FW   SC SC SC SC   SC B1 B1 B1
PoP 12hr          0     0       0     0      10    10      20    30
Rain shwrs                                                  S  S  C
Tstms                                                       S  S  S

$$
IAZ004-252200-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
821 AM CDT Wed Apr 25 2018

Date             Wed 04/25/18            Thu 04/26/18            Fri 04/27/18
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                      59          37          57          33          63
Temp                44 52 57 57 47 41 38 38 51 55 57 54 43 38 35 35 52 60 63 59
Dewpt               33 33 33 32 32 31 31 32 37 38 34 31 30 28 26 27 32 34 34 33
RH                  65 48 40 38 56 67 76 79 59 53 42 41 60 67 69 72 46 37 34 37
Wind dir             N  N NW  W  S SW SW SW NW  N  N  N NW NW NW  W  W NW NW NW
Wind spd             8  8  5  3  5  6  6  8 13 17 19 17 10  8  6  9 11 17 17 13
Wind gust                                      27 29
Clouds              CL CL CL CL CL FW FW SC B1 B2 SC FW CL FW CL FW FW FW FW FW
PoP 12hr                      0           0          20           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                      S  S  S  S
Wind chill                               32                32 29 28
Min chill              30          36    31    35          32    26    32


Date          Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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          36    62      41    70      52    71      51    68
Temp          43 36 57 59   46 44 67 67   56 54 70 67   57 52 67 63
Dewpt         32 31 34 35   34 35 43 45   43 45 51 52   49 49 54 53
PWind dir        NW    NE      SE     S       S     S       S     S
Wind char        GN    LT      GN    BZ      BZ    BZ      BZ    BZ
Avg clouds    FW FW CL CL   FW FW FW FW   SC SC SC B1   B1 B1 B2 B2
PoP 12hr          0     0       0     0      20    10      30    40
Rain shwrs                                    S          C  C  S  C
Tstms                                                    S  S  S  S

$$
IAZ035-252200-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
821 AM CDT Wed Apr 25 2018

Date             Wed 04/25/18            Thu 04/26/18            Fri 04/27/18
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                      63          39          62          35          65
Temp                49 57 62 61 51 46 42 39 57 62 61 58 49 43 38 36 53 62 65 63
Dewpt               36 34 34 32 33 32 32 33 37 39 37 34 33 31 28 28 30 33 33 35
RH                  61 42 35 33 50 58 67 79 47 43 41 40 54 62 67 72 41 33 30 35
Wind dir             N  N  N  N  N  S SW SW  W NW  N  N  N NW NW NW  W  W NW NW
Wind spd             9  9  8  5  2  4  5  5 10 13 18 16 10  8  6  6 10 14 16 11
Wind gust                                         28
Clouds              FW CL CL CL CL FW FW SC SC B1 B2 SC FW FW CL FW FW FW FW FW
PoP 12hr                      0           0          20           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                            S  S
Wind chill                                                       30
Min chill              36                35                37    29    35


Date          Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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          38    65      43    72      53    73      55    72
Temp          46 38 60 63   49 45 68 69   60 54 71 70   60 56 70 69
Dewpt         33 33 35 37   35 36 43 46   46 46 51 53   51 50 56 55
PWind dir        NW     N      SE     S       S     S       S     S
Wind char        LT    LT      GN    BZ      BZ    BZ      BZ    BZ
Avg clouds    FW FW CL CL   CL FW FW FW   SC SC SC SC   B1 B1 B1 B2
PoP 12hr          0     0       0     0      20    10      30    40
Rain shwrs                                    S          S  C  S  C
Tstms                                         S          S  S  S  S

$$
IAZ094-252200-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
821 AM CDT Wed Apr 25 2018

Date             Wed 04/25/18            Thu 04/26/18            Fri 04/27/18
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                      62          41          68          39          66
Temp                51 57 61 60 52 47 44 42 60 66 68 62 52 46 41 40 53 63 66 64
Dewpt               39 38 37 37 35 33 32 33 38 39 40 38 38 35 31 30 30 33 34 35
RH                  63 49 41 42 52 58 62 70 44 37 36 41 59 65 67 67 41 32 30 34
Wind dir            NE  N  N  N NW  W  W  W  W  W NW  N  N  N  N NW NW NW NW NW
Wind spd            10  9  8  5  3  3  4  4  6 10 12 14 12 10  8  8 10 11 11  9
Clouds              OV B2 B1 FW CL CL CL FW FW SC B1 B2 SC SC FW FW CL FW FW FW
PoP 12hr                     50           0          10          10           0
QPF 12hr                   0.03           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                    S
Rain shwrs           C
Sprinkles
Wind chill                                                       34
Min chill                                37                      32    36


Date          Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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    69      46    76      56    78      59    77
Temp          48 43 65 66   51 49 72 73   62 57 75 76   64 60 75 74
Dewpt         34 33 36 38   35 38 45 45   45 47 51 50   48 50 55 54
PWind dir        NW     W      SE     S       S     S       S     S
Wind char        LT    LT      LT    GN      GN    BZ      BZ    BZ
Avg clouds    FW FW CL CL   CL CL FW FW   SC SC SC SC   SC SC B1 B1
PoP 12hr          0     0       0     0       5     5       5    10

$$
IAZ017-252200-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
821 AM CDT Wed Apr 25 2018

Date             Wed 04/25/18            Thu 04/26/18            Fri 04/27/18
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                      62          38          61          33          64
Temp                49 57 61 59 48 44 41 38 56 61 59 56 46 40 35 35 52 62 64 61
Dewpt               35 34 34 33 32 31 30 31 37 38 39 35 34 31 27 27 30 34 34 34
RH                  58 42 36 37 54 60 65 76 49 42 47 45 63 70 72 72 43 35 32 36
Wind dir             N  N  N NW  W SW SW SW  W NW NW  N  N NW NW  W  W  W NW NW
Wind spd             8  8  6  4  3  3  4  5 10 13 17 16  9  8  6  8 10 16 16 13
Wind gust                                                                 26
Clouds              CL CL CL CL CL FW FW SC SC B1 B2 SC FW FW CL FW FW FW FW FW
PoP 12hr                      0           0          20           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                            S  S
Wind chill                                                 34 29 28
Min chill              34                34    38          33    27    33


Date          Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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          36    61      39    68      51    73      53    71
Temp          44 37 57 59   44 42 65 65   56 52 71 69   59 54 69 67
Dewpt         33 31 34 35   34 34 42 44   44 45 50 51   49 48 54 54
PWind dir        NW     N      SE     S       S     S       S     S
Wind char        GN    LT      LT    BZ      BZ    BZ      BZ    BZ
Avg clouds    FW FW FW FW   FW CL CL FW   SC SC SC SC   B1 B1 B1 B1
PoP 12hr          0     0       0     0      10    10      30    30
Rain shwrs                                               S  C  S  C
Tstms                                                    S  S  S  S

$$
IAZ049-252200-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
821 AM CDT Wed Apr 25 2018

Date             Wed 04/25/18            Thu 04/26/18            Fri 04/27/18
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                      63          39          65          35          64
Temp                52 59 62 61 51 46 42 39 57 64 65 58 49 43 38 36 51 60 64 60
Dewpt               35 32 32 33 32 32 32 32 36 36 38 37 36 35 31 30 28 33 33 34
RH                  52 36 32 35 48 58 67 76 45 35 37 45 61 73 76 79 41 36 31 37
Wind dir            NE  N  N  N  N  S SW SW SW  W NW  N  N  N NW NW NW  W NW NW
Wind spd             9  9  8  5  2  2  3  3  6 10 13 16 11  9  8  8 10 13 14 12
Clouds              FW FW CL CL CL CL FW FW FW SC B1 B2 SC SC CL FW CL FW FW FW
PoP 12hr                      0           0          20           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                            S  S
Wind chill                                                    32 30
Min chill              39                36                38    28    34


Date          Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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          37    63      41    71      51    75      55    73
Temp          44 38 59 60   46 43 67 68   57 52 73 71   61 56 71 69
Dewpt         32 32 34 36   33 34 41 43   43 45 49 50   49 49 53 54
PWind dir        NW     N       E     S       S     S       S     S
Wind char        LT    LT      LT    GN      BZ    BZ      BZ    BZ
Avg clouds    FW FW FW FW   FW FW CL FW   FW SC SC SC   B1 B1 B1 B1
PoP 12hr          0     0       0     0       5     5      20    30
Rain shwrs                                                  S  C  S
Tstms                                                       S  S  S

$$
IAZ086-252200-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
821 AM CDT Wed Apr 25 2018

Date             Wed 04/25/18            Thu 04/26/18            Fri 04/27/18
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                      65          40          68          39          66
Temp                54 61 64 63 52 47 43 42 60 66 68 64 54 47 42 40 53 62 66 64
Dewpt               37 35 34 34 32 32 32 33 37 36 38 37 38 36 33 32 32 31 32 34
RH                  52 38 32 34 46 56 65 70 42 33 33 37 54 65 70 73 44 31 28 32
Wind dir            NE  N  N  N  N  N  W  W  W  W  W NW  N NW NW NW NW NW NW  W
Wind spd            11  9  6  6  4  3  3  3  6  8 11 10 13 10  9  8  9 11 12 10
Clouds              B1 SC FW FW CL CL CL FW FW SC SC B2 B1 SC FW FW CL FW FW FW
PoP 12hr                      0           0          10          10           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill                                                    36
Min chill                                37                      33    38


Date          Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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          40    66      44    73      54    77      59    77
Temp          48 40 62 64   50 46 69 71   60 55 74 74   63 60 74 75
Dewpt         33 33 35 36   33 34 41 43   44 45 49 49   48 49 53 53
PWind dir        NW    NW       E    SE       S     S       S     S
Wind char        LT    LT      LT    GN      GN    BZ      BZ    BZ
Avg clouds    FW FW CL CL   FW FW CL FW   FW SC SC SC   SC SC B1 B1
PoP 12hr          0     0       0     0       5     5       5    20
Rain shwrs                                                     S
Tstms                                                          S

$$



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