Point Forecast Matrices
Issued by NWS Des Moines, IA

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FOUS53 KDMX 181935
PFMDMX

Point Forecast Matrices
National Weather Service Des Moines IA
235 PM CDT Wed Apr 18 2018

IAZ060-191000-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
235 PM CDT Wed Apr 18 2018

Date           04/18/18      Thu 04/19/18            Fri 04/20/18            Sat
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                      29          48          26          55          37
Temp          36 34 33 32 31 29 35 43 48 44 36 31 27 27 40 50 54 53 43 40 38 38
Dewpt         31 29 29 29 28 27 28 30 29 29 29 26 24 23 30 32 32 33 32 32 31 31
RH            82 82 85 88 88 92 75 60 47 55 75 81 88 85 67 50 43 46 65 73 76 76
Wind dir      NW NW NW NW  N  N  N  N  N  N NE NE NE  E SE SE SE  E  E  E  E  E
Wind spd      16 16 13 11 10  8  8  8  6  5  4  3  2  3  4  5  6  5  5  5  5  5
Clouds        OV OV OV B2 B2 SC FW FW CL FW FW FW FW FW FW FW FW B1 B1 B1 B2 B2
PoP 12hr                     30           0           0           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain           C  C
Snow           C  C
Wind chill    26 24 23 23 23 22 29
Min chill        24    21    20    22          28    22    26          35    32


Date           04/21  Sun 04/22/18  Mon 04/23/18  Tue 04/24/18  Wed 04/25/18
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      38    64      40    67      45    65      42    60
Temp          53 53   43 40 57 59   45 42 60 62   49 47 63 58   48 42 57 58
Dewpt         36 35   33 34 36 37   35 36 40 41   39 40 44 42   41 38 39 40
PWind dir        SE       E     E      SE    SE      SE     W       N    NW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    B2 B2   B2 B2 B1 SC   SC SC SC FW   FW SC SC B1   B1 B1 SC FW
PoP 12hr         10       5     5       5     5       5    20      30     0
Rain                                                        S    C  C

$$
IAZ039-191000-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
235 PM CDT Wed Apr 18 2018

Date           04/18/18      Thu 04/19/18            Fri 04/20/18            Sat
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                      24          44          19          49          31
Temp          32 32 31 31 27 26 35 41 44 41 31 24 20 21 36 45 49 47 38 34 32 32
Dewpt         30 30 29 28 25 23 28 31 31 29 26 22 19 19 29 32 34 32 32 30 29 29
RH            92 92 92 88 92 88 75 67 60 62 81 92 96 92 75 60 56 56 79 85 88 88
Wind dir       N NW NW NW  N  N  N NW  N  N  N  N NW  N  E SE  E NE  E  E  E  E
Wind spd      13 13 12 10  9  8  8  9  8  4  2  2  1  2  3  4  3  3  4  4  4  4
Clouds        OV OV OV OV B1 SC FW FW FW FW SC SC SC SC FW FW FW SC B1 B1 B2 B2
PoP 12hr                     70           0           0           0           5
QPF 12hr                   0.01           0           0           0           0
Snow 12hr                     T       00-00       00-00
Snow           D  L  S
Wind chill    22 22 21 22 18 18 28 35
Min chill        21    21    14    20    35    20    16    23          29    26
Winter Storm   W  W  W


Date           04/21  Sun 04/22/18  Mon 04/23/18  Tue 04/24/18  Wed 04/25/18
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          52      33    57      36    63      40    59      40    56
Temp          48 50   38 34 53 54   41 38 56 56   45 42 58 53   45 41 54 53
Dewpt         35 35   32 30 37 38   35 34 40 42   38 37 44 41   40 36 39 40
PWind dir        SE       E    SE      SE     S      SE     W       N    NW
Wind char        LT      LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    B2 B2   B1 B1 SC SC   SC SC SC SC   SC SC SC B1   B1 B1 SC FW
PoP 12hr          5       5     5       5     5       5    20      30    30
Rain                                                        S    C  S  C

$$
IAZ048-191000-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
235 PM CDT Wed Apr 18 2018

Date           04/18/18      Thu 04/19/18            Fri 04/20/18            Sat
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                      26          44          22          52          34
Temp          34 32 32 31 30 27 33 40 44 41 32 27 23 23 36 47 52 49 40 37 35 35
Dewpt         30 29 29 29 28 25 27 30 30 29 28 25 22 21 29 32 33 34 34 32 32 31
RH            85 88 88 92 92 92 78 67 57 62 85 92 96 92 75 56 48 56 79 82 89 85
Wind dir      NW NW NW NW NW  N  N  N  N  N  N  N NE NE SE SE SE  E  E  E  E  E
Wind spd      16 17 13 12 10  9  8  8  6  5  2  2  2  2  4  4  5  5  6  6  5  6
Clouds        OV OV OV OV B1 SC FW FW FW FW SC SC FW SC FW FW FW SC B1 B2 B2 B2
PoP 12hr                     50           0           0           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Snow           L  C
Wind chill    24 21 22 21 21 18 26                                     31    29
Min chill        21    21    17    19    36    24    19    23          30    28
Winter Weath   Y  Y  Y


Date           04/21  Sun 04/22/18  Mon 04/23/18  Tue 04/24/18  Wed 04/25/18
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          54      35    60      38    65      42    61      41    58
Temp          51 51   41 36 55 57   44 39 59 59   47 43 60 56   46 41 55 55
Dewpt         36 36   34 33 37 37   35 35 40 41   39 39 44 41   40 37 38 39
PWind dir        SE       E     E      SE    SE      SE     W       N    NW
Wind char        GN      LT    GN      LT    LT      LT    GN      GN    GN
Avg clouds    B2 B2   B2 B2 B1 SC   SC SC SC FW   SC SC SC B1   B1 B1 SC FW
PoP 12hr         10       5     5       5     5       5    20      30    10
Rain                                                        S    S  C

$$
IAZ004-191000-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
235 PM CDT Wed Apr 18 2018

Date           04/18/18      Thu 04/19/18            Fri 04/20/18            Sat
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                      24          42          19          43          31
Temp          31 31 30 29 26 27 35 39 42 39 29 25 22 21 34 40 43 40 35 32 32 31
Dewpt         29 29 29 27 24 23 27 28 29 29 26 22 21 19 27 29 31 29 30 29 30 29
RH            92 92 96 92 92 85 72 64 60 67 88 88 96 92 75 64 62 64 82 88 92 92
Wind dir       N  N  N  N  N  N  N  N NW  N SE SW SW SE  S SE SE SE  E SE  E SE
Wind spd      16 17 12 10  8  8  6  5  4  3  2  2  3  2  4  6  5  4  4  4  4  5
Clouds        OV OV B2 B1 B1 SC FW FW FW FW FW SC SC SC FW SC SC B1 B2 B2 B2 B2
PoP 12hr                     70           0           0           0          10
QPF 12hr                   0.01           0           0           0           0
Snow 12hr                     T       00-00       00-00
Snow           D  L  S
Wind chill    20 20 20 20 18 18 29                                           25
Min chill        19    19    16    19    36    22    15    20    36    26    25
Winter Storm   W


Date           04/21  Sun 04/22/18  Mon 04/23/18  Tue 04/24/18  Wed 04/25/18
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          44      32    54      36    63      39    55      36    55
Temp          42 44   36 33 49 52   40 38 56 55   44 40 53 51   42 37 53 51
Dewpt         32 32   31 30 35 38   35 34 41 42   38 37 39 38   37 33 35 36
PWind dir        SE      SE    SE       S     S       S    NW       N     W
Wind char        LT      LT    GN      LT    GN      GN    GN      GN    GN
Avg clouds    B2 B2   B1 B1 SC SC   SC SC FW FW   SC B1 B1 B1   B1 B1 SC SC
PoP 12hr         10       5     5       5     5      10    20      20    20
Rain                                                     S  S    S  S  S
Snow                                                                S

$$
IAZ035-191000-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
235 PM CDT Wed Apr 18 2018

Date           04/18/18      Thu 04/19/18            Fri 04/20/18            Sat
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                      25          41          20          46          32
Temp          31 31 30 30 28 27 34 38 41 37 31 23 21 21 34 42 46 45 37 33 33 32
Dewpt         30 30 29 29 26 23 27 30 31 30 28 22 21 19 28 31 33 32 32 31 31 30
RH            96 96 96 96 92 85 75 73 67 75 88 96100 92 78 65 60 60 82 92 92 92
Wind dir       N NW NW  N  N  N  N  N  N  N NE NE NE  E SE SE  E  E  E  E  E  E
Wind spd      11 11  8  8  6  6  6  6  5  4  2  1  1  2  4  5  5  5  6  5  6  5
Clouds        OV OV OV B2 B1 SC FW FW FW FW FW SC SC SC FW SC SC B1 B2 B2 B2 B2
PoP 12hr                     50           0           0           0          10
QPF 12hr                   0.01           0           0           0           0
Snow 12hr                     T       00-00       00-00
Snow           D  C  S
Wind chill    22 22 22 22 21 20 28                                        27 26
Min chill        20    21    18    21    33    23    16    20    39    26    25
Winter Storm   W


Date           04/21  Sun 04/22/18  Mon 04/23/18  Tue 04/24/18  Wed 04/25/18
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          49      33    58      36    64      41    57      38    57
Temp          46 48   38 35 53 55   41 38 57 57   46 42 56 54   45 39 55 53
Dewpt         35 36   33 31 38 39   35 34 41 42   39 38 43 40   39 35 37 38
PWind dir         E       E    SE      SE     S       S    NW       N     W
Wind char        GN      LT    GN      LT    GN      LT    GN      GN    GN
Avg clouds    B2 B2   B2 B1 B1 SC   SC SC SC FW   FW SC B1 B1   B1 B1 SC FW
PoP 12hr         10       5     5       5     5       5    20      20    10
Rain                                                     S  S    S  S

$$
IAZ094-191000-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
235 PM CDT Wed Apr 18 2018

Date           04/18/18      Thu 04/19/18            Fri 04/20/18            Sat
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                      30          51          30          58          40
Temp          41 38 34 33 31 30 39 47 51 48 39 35 32 31 46 55 58 55 47 44 40 41
Dewpt         31 28 29 29 29 28 30 30 30 30 31 29 28 26 32 33 31 33 32 32 31 32
RH            67 67 82 85 92 92 70 51 44 49 73 78 85 81 58 43 36 43 56 62 70 70
Wind dir      NW NW NW NW NW  N  N  N  N NE NE NE NE  E SE SE SE  E  E  E  E  E
Wind spd      20 20 13 11 10 10  9  9  8  8  5  4  4  4  6  8  9  6  6  6  6  6
Wind gust     31
Clouds        OV B2 B1 B1 B1 B1 SC FW FW FW CL FW FW FW FW FW SC B1 B1 B1 B2 B2
PoP 12hr                     10           0           0           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill    32 28 24 24 22 22 33
Min chill        26    23    20    24          30    24    29          39    34


Date           04/21  Sun 04/22/18  Mon 04/23/18  Tue 04/24/18  Wed 04/25/18
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          56      40    63      41    67      45    66      44    61
Temp          54 53   45 41 59 59   46 43 63 64   50 47 65 58   50 44 59 58
Dewpt         36 35   35 34 38 37   35 36 40 42   40 41 45 44   43 39 40 42
PWind dir        SE       E     E       E     E      SE     W      NW    NW
Wind char        GN      LT    GN      LT    LT      LT    GN      GN    GN
Avg clouds    B2 OV   B2 B2 B1 B1   SC SC SC SC   FW SC SC B1   B1 B1 SC FW
PoP 12hr         10       5     5       5     5       5    20      30     0
Rain                                                        S    C  C

$$
IAZ017-191000-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
235 PM CDT Wed Apr 18 2018

Date           04/18/18      Thu 04/19/18            Fri 04/20/18            Sat
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                      22          43          17          43          29
Temp          31 31 31 29 25 26 34 41 43 40 31 24 20 18 34 40 42 42 36 30 32 29
Dewpt         30 30 29 27 24 23 27 29 30 29 28 22 19 18 28 31 33 30 30 28 29 28
RH            96 96 92 92 96 88 75 62 60 64 88 92 96100 78 70 70 62 79 92 88 96
Wind dir       N NW  N  N  N  N  N  N  N  N  N NW  W NE SE  S SE  E  E  E  E  E
Wind spd      14 16 13 11  9  9  8  8  6  4  2  2  1  2  3  4  3  3  3  3  3  4
Clouds        OV OV B2 B1 SC SC FW FW FW FW FW SC FW SC FW SC SC B1 B1 B2 B2 B2
PoP 12hr                     70           0           0           0          10
QPF 12hr                   0.01           0           0           0           0
Snow 12hr                     T       00-00       00-00
Snow           D  L  S
Wind chill    20 20 21 19 16 17 27
Min chill        19    18    14    19    36    20    14    18    38    26    24
Winter Storm   W  W  W


Date           04/21  Sun 04/22/18  Mon 04/23/18  Tue 04/24/18  Wed 04/25/18
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          45      31    54      34    61      39    56      37    54
Temp          42 45   34 33 49 51   39 36 55 55   43 40 53 52   43 38 52 51
Dewpt         33 33   31 29 35 37   33 33 40 42   38 36 42 40   38 34 37 38
PWind dir         E       E    SE      SE     S       S     W       N     W
Wind char        LT      LT    LT      LT    GN      LT    GN      GN    GN
Avg clouds    B2 B2   B1 B1 SC SC   SC SC SC FW   SC SC B1 B1   B1 SC SC FW
PoP 12hr         10       5     5       5     5       5    30      20    30
Rain                                                     S  C    S  S  C

$$
IAZ049-191000-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
235 PM CDT Wed Apr 18 2018

Date           04/18/18      Thu 04/19/18            Fri 04/20/18            Sat
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                      25          44          20          50          32
Temp          34 33 32 31 30 26 33 40 44 41 31 25 21 22 36 46 50 47 38 35 32 33
Dewpt         30 30 29 29 27 24 27 30 30 29 26 23 20 21 29 31 34 33 32 31 30 30
RH            85 89 88 92 88 92 78 67 57 62 81 92 96 96 75 55 54 58 79 85 92 89
Wind dir       N NW NW NW  N  N  N  N  N  N  N  N  N NE  E SE  E  E  E  E  E  E
Wind spd      16 17 13 12 10  9  8  9  8  5  3  3  2  2  3  4  5  5  5  5  5  5
Clouds        OV OV OV OV B1 SC FW FW FW FW SC SC SC FW FW FW FW SC B1 B1 B2 B2
PoP 12hr                     50           0           0           0           5
QPF 12hr                   0.01           0           0           0           0
Snow 12hr                     T       00-00       00-00
Snow           D  C  S
Wind chill    24 22 22 22 21 17 26 34                                     26
Min chill        21    21    16    19    35    20    17    23          29    25
Winter Weath   Y  Y  Y


Date           04/21  Sun 04/22/18  Mon 04/23/18  Tue 04/24/18  Wed 04/25/18
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          52      33    59      36    64      41    59      40    57
Temp          50 50   39 35 54 54   41 38 57 57   46 43 58 52   46 40 55 54
Dewpt         34 35   33 31 36 37   34 34 39 41   38 38 44 42   40 37 39 39
PWind dir        SE       E     E      SE    SE      SE     W       N    NW
Wind char        LT      LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    B2 B2   B2 B1 B1 SC   SC SC SC SC   SC SC SC B1   B1 B1 SC FW
PoP 12hr         10       5     5       5     5       5    20      30    20
Rain                                                        S    C  C  S

$$
IAZ086-191000-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
235 PM CDT Wed Apr 18 2018

Date           04/18/18      Thu 04/19/18            Fri 04/20/18            Sat
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                      29          50          26          57          37
Temp          39 36 34 33 32 30 39 46 50 46 37 32 28 28 42 53 57 55 45 41 37 38
Dewpt         31 29 29 28 28 27 29 29 29 28 29 28 25 24 30 30 29 31 30 31 30 31
RH            73 75 82 82 85 88 67 51 44 49 72 85 88 85 62 41 34 40 55 67 75 76
Wind dir      NW NW NW NW NW  N  N  N  N  N  N  N  N NE  E SE SE  E  E  E  E  E
Wind spd      17 18 13 12 12 10  9 10  9  6  4  3  2  3  4  5  5  5  6  6  5  6
Clouds        OV OV OV B2 B1 SC FW FW CL FW FW FW FW FW FW FW FW SC SC B1 B1 B2
PoP 12hr                     20           0           0           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain           C  S
Snow              S
Wind chill    30 26 25 24 23 21 33
Min chill        26    23    20    22          28    22    28          35    30


Date           04/21  Sun 04/22/18  Mon 04/23/18  Tue 04/24/18  Wed 04/25/18
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      38    62      40    67      44    65      44    61
Temp          54 54   43 40 58 59   45 42 61 62   48 46 64 60   48 45 58 58
Dewpt         34 33   33 33 36 37   35 36 39 41   38 40 45 43   43 39 40 40
PWind dir         E       E     E       E     E      SE    NW       N    NW
Wind char        GN      LT    GN      LT    LT      LT    LT      GN    GN
Avg clouds    B2 B2   B2 B2 B1 SC   SC SC SC SC   FW SC SC B1   B1 B1 SC FW
PoP 12hr          5       5     5       5     5       5    20      30    10
Rain                                                        S    C  S

$$



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