Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
249 PM CDT Sat Apr 21 2018

IAZ060-221000-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
249 PM CDT Sat Apr 21 2018

Date           04/21/18      Sun 04/22/18            Mon 04/23/18            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                      42          63          42          66          45
Temp          60 57 50 47 44 42 50 59 62 60 52 48 44 43 54 61 66 62 54 49 45 46
Dewpt         28 30 34 35 34 34 34 36 36 36 35 36 35 36 39 39 38 40 38 40 38 40
RH            29 35 54 63 68 73 54 42 38 41 52 63 70 76 57 44 36 44 54 71 76 79
Wind dir       E  E  E  E  E  E  E  E  E  E  E  E NE NE  E  E  E  E  E NE NE NE
Wind spd       8  8  8  9  8  8  8  9  9  8  6  5  4  4  5  6  6  5  4  3  3  4
Clouds        B2 B2 OV B2 B2 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC B1
PoP 12hr                     10           5           5           5          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           04/24  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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      41    59      40    62      37    59      38    65
Temp          61 58   47 41 54 58   44 42 60 58   44 38 55 57   42 41 61 62
Dewpt         44 42   39 37 37 36   36 35 40 37   34 31 32 34   30 32 38 42
PWind dir        NW      NW     N      NW     W      NW    NW       W    SW
Wind char        LT      GN    GN      LT    GN      GN    GN      LT    GN
Avg clouds    B1 B2   B2 B2 B1 SC   SC SC SC B1   SC FW FW FW   FW FW FW FW
PoP 12hr         30      30    10       0    20       5     0       5     0
Rain              C    C  S                   S

$$
IAZ039-221000-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
249 PM CDT Sat Apr 21 2018

Date           04/21/18      Sun 04/22/18            Mon 04/23/18            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          61          37          61          40
Temp          59 56 45 41 39 38 50 57 59 56 47 42 38 38 49 58 61 60 51 46 42 41
Dewpt         30 31 34 36 34 33 35 35 36 37 38 37 35 34 38 39 40 42 41 40 37 38
RH            33 38 65 82 82 82 56 43 42 49 71 82 89 85 66 49 46 51 68 79 82 89
Wind dir       E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E NE NE NE
Wind spd      10  8  5  4  4  6 10 12 11  8  5  5  4  4  5  5  5  4  4  3  3  3
Clouds        B2 B2 B2 B2 B2 B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
PoP 12hr                      5           0           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill                   32
Min chill              36    30    35          37    33    38                37


Date           04/24  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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      38    55      37    57      35    55      35    61
Temp          57 55   46 38 50 54   41 39 56 53   41 36 52 52   39 38 58 57
Dewpt         42 41   40 35 36 37   35 35 39 37   35 30 33 34   29 30 38 42
PWind dir        SE       N     N      NW     W      NW    NW      NW     W
Wind char        LT      GN    GN      LT    GN      GN    GN      LT    GN
Avg clouds    B1 B2   B2 B2 B1 SC   SC SC SC B1   SC FW FW FW   FW FW FW FW
PoP 12hr         10      30    20       0    10       5     0       5     0
Rain                   S  C  S

$$
IAZ048-221000-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
249 PM CDT Sat Apr 21 2018

Date           04/21/18      Sun 04/22/18            Mon 04/23/18            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                      38          63          39          64          42
Temp          59 56 49 45 42 40 49 58 62 59 50 45 41 40 53 61 64 60 52 47 43 43
Dewpt         29 30 34 35 34 34 34 35 34 35 37 37 36 36 38 39 37 40 39 40 38 40
RH            32 37 56 68 73 79 56 42 35 40 61 73 82 85 57 44 37 47 61 76 82 89
Wind dir       E  E  E  E  E  E  E  E  E  E  E  E NE  E  E  E  E  E  E  E NE NE
Wind spd      10  8  5  4  4  5  8 10  9  9  5  4  4  4  5  6  8  5  5  4  3  3
Clouds        B2 OV OV B2 B2 B1 B1 SC SC B1 SC SC SC SC SC SC SC SC FW SC SC B1
PoP 12hr                      5           5           5           5          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill                   34
Min chill              39    33    35                36                      39


Date           04/24  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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      39    57      38    60      35    57      36    65
Temp          60 56   46 39 51 56   42 41 58 57   43 36 53 55   41 39 62 60
Dewpt         43 41   39 36 36 35   36 35 39 37   33 30 31 32   29 32 37 41
PWind dir        NW       N     N      NW    NW      NW    NW       W     W
Wind char        LT      GN    GN      LT    GN      GN    GN      LT    GN
Avg clouds    B1 B2   B2 B2 B1 SC   SC SC SC B1   SC FW FW FW   FW FW FW FW
PoP 12hr         30      30    20       0    10       0     0       5     0
Rain              C    C  S  S

$$
IAZ004-221000-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
249 PM CDT Sat Apr 21 2018

Date           04/21/18      Sun 04/22/18            Mon 04/23/18            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                      31          56          37          62          40
Temp          44 43 36 35 33 33 42 51 55 54 47 41 39 37 49 58 62 59 50 45 41 40
Dewpt         33 33 34 33 32 31 33 34 35 37 38 37 35 35 40 41 42 43 41 40 39 39
RH            65 67 92 92 96 92 70 52 47 52 71 85 85 92 71 53 48 55 71 82 92 96
Wind dir      NE NE SE SE SE SE  E  E SE SE SE SE  S  S  S SE  S SE SE  S  S SW
Wind spd       5  5  4  5  3  4  8 10 10  6  4  4  4  4  4  5  5  5  5  4  4  5
Clouds        B2 B2 B1 B2 B2 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1
PoP 12hr                      0           0           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          S
Wind chill    38 36
Min chill        33    30    27    29          38    32    36                36


Date           04/24  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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          55      33    53      36    53      33    54      34    61
Temp          54 50   39 34 48 52   39 38 52 50   38 34 51 52   38 37 59 53
Dewpt         42 39   34 31 34 35   33 33 36 33   29 28 30 32   27 29 37 40
PWind dir         W       N     N       W    NW      NW    NW       W     W
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B2 OV   B2 B1 SC SC   FW SC SC SC   FW FW FW FW   FW FW FW SC
PoP 12hr         50      20     5       0    20       0     0       5     0
Rain           S  C    S  S                   S
Snow                      S

$$
IAZ035-221000-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
249 PM CDT Sat Apr 21 2018

Date           04/21/18      Sun 04/22/18            Mon 04/23/18            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                      35          59          38          63          41
Temp          60 55 47 43 39 38 47 55 58 57 48 44 41 39 49 59 63 60 53 47 43 41
Dewpt         36 35 37 37 35 34 37 38 37 39 39 38 36 35 40 41 41 43 42 41 39 39
RH            41 47 68 79 85 85 68 53 45 51 71 79 82 85 71 51 44 53 66 79 86 92
Wind dir       E NE  E  E  E  E  E  E  E  E  E  E  E  E SE  E  E SE SE SE SE  E
Wind spd       9  9  5  4  4  5  8  9  9  8  5  4  4  4  4  6  6  5  5  3  3  4
Clouds        B2 B2 B2 B2 B2 B1 SC SC SC B1 SC SC SC SC SC SC SC SC SC SC SC B1
PoP 12hr                      5           5           5           5          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          S


Date           04/24  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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          58      37    55      37    57      34    56      35    63
Temp          57 53   43 37 50 54   40 39 55 54   41 35 53 54   41 37 60 58
Dewpt         44 40   37 34 36 36   35 34 39 36   32 29 31 33   29 31 37 41
PWind dir        SW       N     N       W    NW      NW    NW       W     W
Wind char        GN      GN    GN      LT    GN      GN    GN      LT    GN
Avg clouds    B1 OV   B2 B1 SC SC   SC SC SC SC   SC FW FW FW   FW FW FW SC
PoP 12hr         40      20    20       0    20       0     0       5     0
Rain           S  C    S  S  S                S

$$
IAZ094-221000-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
249 PM CDT Sat Apr 21 2018

Date           04/21/18      Sun 04/22/18            Mon 04/23/18            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                      43          63          43          66          45
Temp          61 57 51 47 45 43 51 59 62 59 54 49 45 44 58 64 66 61 54 48 45 46
Dewpt         29 31 34 35 36 36 37 40 40 39 38 37 36 36 41 41 39 41 38 40 39 41
RH            29 37 52 63 70 76 59 49 44 47 54 63 70 73 53 43 37 48 54 74 79 83
Wind dir       E  E NE NE NE NE NE  E NE NE NE  E NE NE NE NE NE NE  E NE NE NE
Wind spd      10  9  8  8  6  8  8  9  9  8  6  6  5  5  8  8  9  6  5  4  4  4
Clouds        B2 B2 OV B2 B2 B2 B1 B1 B1 B2 B1 SC B1 B1 SC SC SC B1 SC SC SC B1
PoP 12hr                     10          10           5          10          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Sprinkles               S  S


Date           04/24  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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      42    59      41    64      39    61      39    67
Temp          63 58   47 42 54 58   45 44 62 60   46 40 57 58   44 42 64 63
Dewpt         45 43   41 39 39 39   37 36 41 39   36 33 33 35   32 34 40 44
PWind dir        NW      NW     N      NW     W      NW    NW       W    SW
Wind char        LT      GN    GN      LT    GN      GN    GN      LT    GN
Avg clouds    B1 B2   B2 B2 B1 SC   SC FW SC B1   SC FW FW FW   FW CL FW FW
PoP 12hr         30      30    20       0    20      10     0       5     0
Rain              C    C  C  S                S

$$
IAZ017-221000-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
249 PM CDT Sat Apr 21 2018

Date           04/21/18      Sun 04/22/18            Mon 04/23/18            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                      32          57          35          61          39
Temp          50 49 40 37 34 34 45 54 55 55 45 41 37 36 47 59 61 60 50 45 41 40
Dewpt         37 35 34 34 32 32 36 35 36 37 37 36 34 33 39 39 40 42 40 39 37 38
RH            61 58 79 89 92 92 70 48 49 51 73 82 89 89 74 47 46 51 68 79 85 92
Wind dir      NE  E  E SE  E  E  E  E  E  E  E SE SE  E SE  E SE SE SE SE SE NW
Wind spd       8  5  4  3  3  4  8 11 10  5  5  4  3  3  4  5  4  3  4  3  3  4
Clouds        B2 B2 B1 B2 B2 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1
PoP 12hr                      0           0           5           5          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           04/24  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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      36    53      36    55      33    54      33    61
Temp          56 52   43 36 48 52   39 38 53 51   39 34 51 51   37 36 59 55
Dewpt         43 41   37 33 35 37   34 33 39 35   32 29 30 33   29 29 37 41
PWind dir         W       N     N       W    NW      NW    NW       W     W
Wind char        GN      GN    GN      LT    GN      GN    GN      GN    GN
Avg clouds    B1 B2   B2 B1 SC SC   SC SC SC B1   SC FW FW FW   FW FW FW FW
PoP 12hr         30      30    20       0    10       0     0       5     0
Rain              C    C  S  S
Snow                      S  S

$$
IAZ049-221000-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
249 PM CDT Sat Apr 21 2018

Date           04/21/18      Sun 04/22/18            Mon 04/23/18            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          62          37          61          41
Temp          59 55 45 42 40 37 47 57 60 56 47 42 39 38 49 59 61 58 50 47 42 42
Dewpt         28 30 34 35 34 34 35 35 34 36 37 37 35 35 37 38 38 40 39 40 38 39
RH            30 38 65 76 79 89 63 43 37 47 68 82 85 89 63 45 42 51 66 76 86 89
Wind dir       E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E NE NE
Wind spd      10  9  8  6  6  8 10 12 11  8  6  5  5  4  5  6  6  5  5  4  4  3
Clouds        B2 B2 OV B2 B2 B1 B1 SC SC B1 SC SC SC SC SC SC SC SC FW SC SC SC
PoP 12hr                      5           0           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill                   31
Min chill              37    30    33          37    32    36                37


Date           04/24  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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      38    55      36    58      34    56      35    63
Temp          59 55   45 38 50 54   41 38 56 54   41 35 52 54   40 38 60 58
Dewpt         42 42   39 36 36 37   35 34 39 38   34 30 32 33   29 30 37 41
PWind dir        NW       N     N      NW     W      NW    NW       W     W
Wind char        LT      GN    GN      LT    GN      GN    GN      LT    GN
Avg clouds    B1 B2   OV B2 B1 SC   SC SC SC B1   SC FW FW FW   FW FW FW FW
PoP 12hr         20      30    20       0    10       0     0       5     0
Rain              S    C  C  S  S

$$
IAZ086-221000-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
249 PM CDT Sat Apr 21 2018

Date           04/21/18      Sun 04/22/18            Mon 04/23/18            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                      41          65          42          64          45
Temp          62 58 50 46 44 42 53 61 64 60 50 46 44 43 55 61 64 61 54 49 46 46
Dewpt         27 30 33 34 33 33 35 36 35 36 35 35 35 36 38 39 38 41 40 40 38 40
RH            26 34 52 63 65 70 50 39 34 41 56 65 70 76 53 44 38 48 59 71 73 79
Wind dir       E  E  E  E NE  E  E  E  E  E  E  E NE NE NE NE NE NE NE NE NE NE
Wind spd      13 10 10  9  9 10 10 12 12  9  6  6  6  6  8  8  9  6  5  4  4  4
Clouds        B2 B2 OV B2 B2 B2 B1 B1 B1 B1 SC SC B1 B1 SC SC SC B1 SC SC SC B1
PoP 12hr                     10           5           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill                   36
Min chill                    35    38                38


Date           04/24  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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      42    58      40    63      39    59      37    65
Temp          64 60   49 42 54 57   44 43 61 59   45 40 55 57   42 40 61 62
Dewpt         44 44   41 38 37 37   35 35 40 40   36 34 33 34   30 31 37 41
PWind dir        NW      NW     N      NW     W      NW    NW       W    SW
Wind char        LT      GN    GN      LT    GN      GN    GN      LT    GN
Avg clouds    B1 B2   OV B2 B1 B1   SC SC SC B1   SC FW FW FW   FW FW FW FW
PoP 12hr         10      30    20       0    30      10     0       5     0
Rain                   C  C  S  S             C

$$



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