Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
836 PM CST Wed Nov 22 2017

IAZ060-231000-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
836 PM CST Wed Nov 22 2017

Date           11/22/17      Thu 11/23/17            Fri 11/24/17            Sat
CST 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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          49          41          65          38
Temp                34 31 31 31 37 46 48 43 41 41 44 46 52 62 64 54 48 44 41 38
Dewpt               15 18 20 27 32 31 33 34 35 37 38 40 42 44 42 37 35 32 30 30
RH                  45 58 63 85 82 55 56 70 79 85 79 79 69 52 45 52 60 62 65 73
Wind dir             S  S SW  W NW NW  W  S  S  S  S  S SW SW NW NW NW NW NW NW
Wind spd             9  6  5  5  6  5  4  3  5  8  8 12 13 18 16 16  8  8  6  8
Clouds              SC FW CL CL CL CL CL FW FW FW FW FW FW SC SC SC FW FW CL CL
PoP 12hr                      0           0           0           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill          26 25 25 25                                              32
Min chill              24    23    27          36    37                38    32


Date           11/25/17  Sun 11/26/17  Mon 11/27/17  Tue 11/28/17  Wed 11/29/17
CST 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          52      30    55      40    59      41    50      29    43
Temp          49 43 33   32 53 49 43   42 58 51 45   41 50 45 34   30 42 39
Dewpt         30 28 27   26 30 32 33   35 40 41 39   39 34 30 24   22 23 24
PWind dir        NW       W     S       S     S       S     W      NW     W
Wind char        GN      LT    LT      LT    GN      GN    GN      GN    GN
Avg clouds    CL CL FW   FW FW FW FW   FW FW SC SC   SC SC B1 SC   SC FW FW
PoP 12hr          0       0     0       0     0       0    10       5    10

$$
IAZ039-231000-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
836 PM CST Wed Nov 22 2017

Date           11/22/17      Thu 11/23/17            Fri 11/24/17            Sat
CST 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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          34          61          36
Temp                31 30 28 26 30 41 43 37 34 35 38 40 45 58 59 51 45 42 38 36
Dewpt               16 19 20 23 28 28 29 29 31 33 35 38 40 44 42 39 36 33 31 30
RH                  53 63 71 88 92 59 57 72 89 92 89 92 82 59 53 63 70 70 76 79
Wind dir             S  S  S  W NW NW  W  S  S  S  S  S  S SW  W NW NW NW NW NW
Wind spd            10  8  5  4  6  5  5  3  5  8  9 11 13 16 13 16  9  9  8  9
Clouds              B2 B1 FW CL CL CL CL FW FW SC SC FW SC SC B1 SC FW FW FW FW
PoP 12hr                      5           0           0           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Flurries
Sprinkles
Wind chill          23 22 22 20 23             28 32 33 39             36 32 29
Min chill              21    20    20    32    28    30    33          35    29


Date           11/25/17  Sun 11/26/17  Mon 11/27/17  Tue 11/28/17  Wed 11/29/17
CST 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          45      25    48      35    55      40    47      27    40
Temp          43 37 29   26 47 42 38   37 54 46 43   40 47 42 31   28 40 35
Dewpt         30 27 25   23 29 30 31   32 39 40 39   39 35 31 25   24 23 25
PWind dir        NW      NW     S       S     S       S     W      NW     W
Wind char        GN      LT    LT      GN    GN      GN    GN      GN    GN
Avg clouds    FW FW CL   FW FW FW FW   FW SC SC SC   SC B1 B1 SC   SC SC FW
PoP 12hr          0       0     0       0     0       5    20       5    10
Rain                                                        S

$$
IAZ048-231000-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
836 PM CST Wed Nov 22 2017

Date           11/22/17      Thu 11/23/17            Fri 11/24/17            Sat
CST 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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                      28          47          39          63          36
Temp                32 30 29 30 33 43 46 40 39 39 42 43 49 62 61 52 47 43 39 36
Dewpt               18 19 22 27 31 31 32 33 35 36 38 39 41 44 41 37 35 32 30 29
RH                  56 63 75 88 92 62 58 76 85 89 86 86 74 52 48 56 63 65 70 75
Wind dir             S  S SW NW NW NW  W  S  S  S  S  S SW  W NW NW NW NW NW NW
Wind spd             8  8  5  6  8  6  5  4  5  8  8  9 13 16 16 17  9  9  8  9
Clouds              B1 FW FW CL CL CL FW FW FW SC FW FW FW SC SC SC FW CL CL CL
PoP 12hr                      0           0           0           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill          25 23 23 23 26                                        33 29
Min chill              22    22    24    36    33    35    37          38    29


Date           11/25/17  Sun 11/26/17  Mon 11/27/17  Tue 11/28/17  Wed 11/29/17
CST 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          50      28    53      37    58      40    48      28    42
Temp          48 40 32   30 52 45 41   39 57 48 44   40 48 43 32   29 41 37
Dewpt         31 28 27   26 30 32 32   34 40 41 38   38 34 30 24   23 24 25
PWind dir        NW       W     S       S     S       S     W      NW     W
Wind char        GN      LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    CL FW CL   FW FW FW FW   FW SC SC SC   SC B1 B1 SC   SC FW FW
PoP 12hr          0       0     0       0     0       0    10       5    10

$$
IAZ004-231000-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
836 PM CST Wed Nov 22 2017

Date           11/22/17      Thu 11/23/17            Fri 11/24/17            Sat
CST 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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          45          40          58          33
Temp                31 28 28 26 30 40 44 40 42 42 43 43 47 57 57 48 43 39 35 33
Dewpt               17 19 22 24 26 29 32 34 37 38 38 38 39 39 36 34 31 29 27 27
RH                  56 68 78 92 85 64 62 79 82 86 82 82 74 51 45 58 62 67 72 78
Wind dir            SW SW NW NW NW  W SW  S SW SW SW SW SW NW NW NW NW NW NW NW
Wind spd            14  9 10  9  8  6  8  9 11 12 11 13 14 20 21 18 10 10  9 10
Wind gust                                                  31 33 29
Clouds              FW FW CL CL CL CL FW SC SC SC FW SC SC B1 SC FW CL FW FW CL
PoP 12hr                      0           0           0           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill          20 19 18 17 23       34 35 35 36 36             37 32 28 25
Min chill              18    16    19    33    32    34    36          32    25


Date           11/25/17  Sun 11/26/17  Mon 11/27/17  Tue 11/28/17  Wed 11/29/17
CST 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          44      26    51      34    56      33    40      23    38
Temp          41 36 29   28 50 42 37   36 55 49 41   33 40 35 26   24 37 31
Dewpt         27 27 24   24 29 31 32   32 37 38 36   32 28 26 20   20 22 23
PWind dir        NW       W     S       S     S      SW    NW      NW     W
Wind char        GN      LT    GN      GN    GN      GN    BZ      GN    GN
Avg clouds    FW FW FW   FW FW FW FW   SC SC SC SC   B1 B1 B1 SC   SC FW FW
PoP 12hr          0       0     0       0     0       5    30      20    20
Rain                                                     C  C          S
Snow                                                     C  C  S    S  S

$$
IAZ035-231000-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
836 PM CST Wed Nov 22 2017

Date           11/22/17      Thu 11/23/17            Fri 11/24/17            Sat
CST 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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          47          40          62          35
Temp                32 30 29 29 32 42 46 41 41 42 43 43 49 61 60 51 46 42 38 35
Dewpt               17 20 22 28 30 30 33 34 36 37 39 39 41 43 40 36 33 31 29 28
RH                  53 66 75 96 92 62 60 76 82 82 86 86 74 51 47 56 60 65 70 75
Wind dir             S  S SW NW NW NW SW  S  S  S  S  S SW  W NW NW NW NW NW  W
Wind spd            12  8  5  6  8  6  5  6  9 10 10 11 11 13 13 11  9  9  8  8
Clouds              B1 FW CL CL CL CL FW FW SC SC FW FW SC SC SC FW FW CL CL CL
PoP 12hr                      0           0           0           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill          23 23 23 22 25             36 37 37                36 32 28
Min chill              22    21    22    36    35    35    37          36    28


Date           11/25/17  Sun 11/26/17  Mon 11/27/17  Tue 11/28/17  Wed 11/29/17
CST 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          48      27    53      36    57      38    45      26    41
Temp          46 39 31   29 52 45 40   38 56 50 45   38 45 40 30   27 40 35
Dewpt         29 27 26   25 30 32 32   33 39 40 37   35 32 28 22   21 23 24
PWind dir        NW       W     S       S     S       S     W      NW     W
Wind char        GN      LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    CL FW FW   FW FW FW FW   FW SC SC SC   B1 B1 B1 SC   SC FW FW
PoP 12hr          0       0     0       0     0       5    10       5    20
Rain                                                     S             S
Snow                                                                   S

$$
IAZ094-231000-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
836 PM CST Wed Nov 22 2017

Date           11/22/17      Thu 11/23/17            Fri 11/24/17            Sat
CST 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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          54          41          66          38
Temp                32 31 31 31 38 48 53 46 42 41 42 43 50 63 65 55 49 44 40 38
Dewpt               16 18 20 25 32 33 34 35 37 37 38 39 41 43 42 38 35 33 30 30
RH                  51 58 63 78 79 56 48 65 82 85 86 86 71 48 43 53 58 65 67 73
Wind dir             S  S SW  W NW NW  W SW  S  S  S  S  S SW  W NW NW NW NW NW
Wind spd            10 10  8  6  8  6  5  4  6  8  9 13 16 19 16 17  9  8  8  8
Wind gust                                                  29
Clouds              SC FW CL CL CL CL CL FW FW FW FW FW FW SC SC FW FW FW CL CL
PoP 12hr                      0           0           0           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill          24 23 23 24 32                36 36                      32
Min chill              22    22    26          36    35    36          38    32


Date           11/25/17  Sun 11/26/17  Mon 11/27/17  Tue 11/28/17  Wed 11/29/17
CST 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          53      31    54      41    59      45    52      30    44
Temp          50 44 34   33 53 49 44   42 58 53 47   45 52 46 35   31 43 40
Dewpt         30 28 27   27 31 32 33   35 41 40 40   39 34 30 25   23 23 24
PWind dir        NW       W     S       S     S      SW     W      NW     W
Wind char        GN      LT    GN      GN    GN      GN    BZ      GN    GN
Avg clouds    CL CL FW   FW FW FW FW   FW FW FW FW   SC SC SC SC   FW FW FW
PoP 12hr          0       0     0       0     0       5     5       5     5

$$
IAZ017-231000-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
836 PM CST Wed Nov 22 2017

Date           11/22/17      Thu 11/23/17            Fri 11/24/17            Sat
CST 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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          43          37          58          34
Temp                32 28 27 26 29 39 42 37 39 40 42 42 47 57 56 48 45 40 36 34
Dewpt               17 19 20 25 27 27 29 30 33 35 37 39 39 42 39 37 34 31 29 29
RH                  53 68 74 96 92 62 60 75 79 82 82 89 74 57 53 65 65 70 75 82
Wind dir             S SW  W NW NW NW SW  S  S  S SW  S SW  W NW NW NW NW NW NW
Wind spd            10  8  6  8  8  8  5  6  9 11 11 12 13 17 16 18 11 11  9 11
Wind gust                                                     26
Clouds              B2 FW FW CL CL CL FW FW SC SC SC FW SC SC SC FW FW FW FW FW
PoP 12hr                      0           0           0           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Flurries
Sprinkles
Wind chill          24 20 20 18 21 33       33 33 36 35             39 33 29 26
Min chill              19    18    19    32    31    33    35          32    26


Date           11/25/17  Sun 11/26/17  Mon 11/27/17  Tue 11/28/17  Wed 11/29/17
CST 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          44      25    49      33    55      36    43      25    38
Temp          42 35 29   27 48 41 36   35 54 47 42   36 43 38 28   26 38 32
Dewpt         28 27 25   24 28 30 31   32 38 39 37   35 32 28 23   22 23 24
PWind dir        NW       W     S       S     S       S     W      NW     W
Wind char        GN      LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    FW FW CL   FW FW FW FW   FW SC SC B1   B1 B1 B1 B1   SC SC FW
PoP 12hr          0       0     0       0     0       5    20      20    20
Rain                                                     S  S  S       S  S
Snow                                                     S     S       S  S

$$
IAZ049-231000-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
836 PM CST Wed Nov 22 2017

Date           11/22/17      Thu 11/23/17            Fri 11/24/17            Sat
CST 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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          46          37          62          36
Temp                31 29 27 28 31 43 45 39 37 38 40 42 47 60 61 51 46 42 38 36
Dewpt               16 17 19 24 29 28 30 31 32 34 36 38 40 44 42 38 35 32 30 30
RH                  53 60 71 85 92 55 55 73 82 85 85 86 76 55 49 61 65 67 73 79
Wind dir             S  S  S  W NW NW  W  S  S  S  S  S  S SW  W NW NW NW NW  W
Wind spd            10  9  6  5  8  6  5  4  6  8  9 12 14 17 16 17  9 10  8 10
Clouds              B2 SC FW CL CL CL CL FW FW SC SC FW FW SC SC SC FW CL FW CL
PoP 12hr                      0           0           0           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill          22 20 20 21 24             32 34 35                36 32 29
Min chill              20    18    22    34    30    32    36          36    29


Date           11/25/17  Sun 11/26/17  Mon 11/27/17  Tue 11/28/17  Wed 11/29/17
CST 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          47      26    50      36    57      41    48      27    41
Temp          45 38 30   28 49 43 38   38 56 47 43   41 48 41 32   28 41 34
Dewpt         30 27 25   24 29 31 31   33 39 40 39   39 35 30 25   23 23 24
PWind dir        NW       W     S       S     S       S     W      NW     W
Wind char        GN      LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    CL FW CL   FW FW FW FW   FW SC SC SC   SC B1 B1 SC   SC FW FW
PoP 12hr          0       0     0       0     0       5    10       5    10

$$
IAZ086-231000-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
836 PM CST Wed Nov 22 2017

Date           11/22/17      Thu 11/23/17            Fri 11/24/17            Sat
CST 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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          49          37          64          38
Temp                32 31 30 31 34 45 48 41 37 37 39 42 48 60 63 54 48 44 40 38
Dewpt               16 18 19 24 29 31 31 32 33 34 36 38 40 43 44 40 37 34 32 31
RH                  51 58 63 75 82 58 51 70 85 89 89 86 74 53 50 59 65 68 73 76
Wind dir             S  S  S SW  W NW NW SW  S  S  S  S  S SW  W NW NW NW NW NW
Wind spd             9  9  9  6  8  8  6  4  4  6  9 13 16 19 14 16  9  9  8  9
Wind gust                                                  29    26
Clouds              B1 SC FW CL CL CL CL CL FW FW SC FW FW SC SC SC SC FW CL CL
PoP 12hr                      0           0           0           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill          24 23 22 24 27                33 35                      32
Min chill              21    21    25    37    32    31    34          39    32


Date           11/25/17  Sun 11/26/17  Mon 11/27/17  Tue 11/28/17  Wed 11/29/17
CST 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          51      29    51      39    58      43    52      30    43
Temp          49 42 34   30 50 45 42   41 57 49 47   43 52 47 36   30 43 37
Dewpt         31 29 27   25 29 31 33   34 40 40 40   39 36 32 27   25 23 24
PWind dir        NW      NW     S       S     S       S     W      NW     W
Wind char        GN      LT    LT      GN    GN      GN    BZ      GN    GN
Avg clouds    CL CL FW   FW FW FW FW   FW FW FW SC   SC SC SC SC   SC FW FW
PoP 12hr          0       0     0       0     0       5     5       5     5

$$



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