Point Forecast Matrices
Issued by NWS Des Moines, IA

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FOUS53 KDMX 130936
PFMDMX

Point Forecast Matrices
National Weather Service Des Moines IA
336 AM CST Wed Dec 13 2017

IAZ060-132200-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
336 AM CST Wed Dec 13 2017

Date             Wed 12/13/17            Thu 12/14/17            Fri 12/15/17
CST 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      46          22          34          23          38
Temp             37 43 46 41 37 31 26 23 23 26 31 34 28 26 26 24 23 25 35 38 35
Dewpt            24 28 31 29 26 23 20 19 17 19 19 19 20 21 21 21 21 21 23 22 22
RH               59 55 55 62 64 72 78 84 77 74 61 54 71 81 81 88 92 84 61 52 59
Wind dir          W NW NW NW NW  N  N NW NW NW NW NW NW NW NW NW  W  W  W  W SW
Wind spd         13 19 27 27 23 13 10  8  8  5  5  5  3  4  5  6  6 10 12 12  9
Wind gust              41 41 33 25                                     23
Clouds           SC B2 OV B2 B2 B1 B2 B2 B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1
PoP 12hr                     10           0           0          10           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill       29 35 37 30 26 21 16 15 14 19 25       20 19 16 15 15 26 30 28
Min chill        24    31    24    16    13    16    23    19    15    13    27
Wind                    Y  Y


Date               Sat 12/16/17  Sun 12/17/17  Mon 12/18/17  Tue 12/19/17
CST 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            28    49      29    42      27    48      30    45
Temp          30   29 42 39 32   29 39 34 28   27 47 43 37   32 45 40
Dewpt         22   22 26 27 27   27 28 24 23   22 25 25 23   23 23 23
PWind dir           S    SW       W    NW       W    SW       W    NW
Wind char          GN    GN      LT    GN      LT    GN      GN    GN
Avg clouds    B1   SC SC SC B1   B2 B2 B1 SC   FW FW SC SC   SC SC SC
PoP 12hr            0     0       5    20       0     0       0     0
Rain                                 S
Snow                                 S

$$
IAZ039-132200-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
336 AM CST Wed Dec 13 2017

Date             Wed 12/13/17            Thu 12/14/17            Fri 12/15/17
CST 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      38          18          30          19          32
Temp             30 36 38 33 29 25 22 19 19 21 28 30 25 24 22 20 21 19 30 32 30
Dewpt            24 27 29 26 23 20 18 17 17 18 19 19 19 19 19 18 18 19 21 21 22
RH               78 69 70 75 78 81 84 92 92 88 68 63 78 81 88 92 88100 69 63 72
Wind dir         SW NW NW NW NW  N  N  N NW NW NW NW  W  W  W NW  W  W  W  W  W
Wind spd         10 17 26 27 21 13  8  5  6  5  5  6  4  5  6  9  8 11 13 12  9
Wind gust              40 40 32 24
Clouds           B1 OV OV OV OV B2 B1 B1 B1 B1 B1 B2 B2 B2 B2 SC B1 B2 B2 B2 B2
PoP 12hr                     20           5           0          10          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                 S
Snow                 S
Wind chill       21 26 26 19 16 13 13 11 10 15 22 23 19 17 14  9 10  7 19 23 21
Min chill        19    22    16    12     9    10    18    14     8     7    20
Wind                    Y  Y


Date               Sat 12/16/17  Sun 12/17/17  Mon 12/18/17  Tue 12/19/17
CST 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            21    41      26    38      23    43      27    40
Temp          25   22 34 33 28   26 35 29 24   23 42 37 34   31 39 34
Dewpt         21   20 25 27 26   25 28 25 23   22 26 26 24   24 25 24
PWind dir           S     S       W    NW       W    SW       W    NW
Wind char          LT    GN      LT    GN      LT    GN      GN    GN
Avg clouds    B2   B1 SC B1 B1   B2 B2 B1 SC   SC SC SC SC   SC SC SC
PoP 12hr            5     0       5    10       0     0       5     0
Snow                                 S
Snowshwrs                            C

$$
IAZ048-132200-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
336 AM CST Wed Dec 13 2017

Date             Wed 12/13/17            Thu 12/14/17            Fri 12/15/17
CST 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      42          21          33          21          36
Temp             34 40 42 38 34 28 25 23 22 23 30 33 25 25 25 22 21 23 33 36 31
Dewpt            24 29 30 27 25 22 20 19 17 19 20 19 20 20 21 20 20 21 23 23 23
RH               66 64 62 64 69 78 81 84 81 84 66 56 81 81 84 92 96 92 66 59 72
Wind dir          W NW NW NW NW NW  N NW NW NW NW NW NW NW NW NW  W  W  W  W SW
Wind spd         13 21 29 29 23 14 10  8  9  6  6  6  4  5  8  8  8 11 13 13  9
Wind gust           32 43 42 34 26
Clouds           B1 B2 OV B2 B2 B2 B2 B2 B1 B2 B1 B2 B2 B2 B2 B1 B1 B1 B2 B1 B1
PoP 12hr                     10           0           0          10           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill       25 30 31 25 22 16 15 14 12 15 23 27 19 17 17 12 12 11 24 27 23
Min chill        24    26    19    14    12    11    19    15    11     9    23
Wind                    Y  Y


Date               Sat 12/16/17  Sun 12/17/17  Mon 12/18/17  Tue 12/19/17
CST 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            24    45      27    40      25    46      27    43
Temp          26   25 39 35 29   27 38 32 27   25 45 39 35   31 43 36
Dewpt         22   23 26 28 27   25 27 25 23   22 25 25 24   23 24 23
PWind dir           S    SW      NW    NW       W    SW       W    NW
Wind char          LT    GN      LT    GN      LT    GN      GN    GN
Avg clouds    B1   B1 SC SC B1   B2 B2 SC SC   SC FW SC SC   SC SC SC
PoP 12hr            0     0       5    10       0     0       0     0
Rain shwrs                           C
Snowshwrs                            C

$$
IAZ004-132200-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
336 AM CST Wed Dec 13 2017

Date             Wed 12/13/17            Thu 12/14/17            Fri 12/15/17
CST 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      37          17          30          18          31
Temp             36 36 33 33 28 24 20 18 19 19 28 29 26 22 20 18 18 20 29 31 28
Dewpt            27 29 27 24 22 20 17 15 15 18 19 20 20 20 18 18 18 20 22 22 22
RH               69 75 78 69 78 84 88 88 84 96 68 69 78 92 92100100100 75 69 78
Wind dir         NW NW NW NW NW  N  N NW NW NW NW NW NW NW NW  W  W  W  W  W SW
Wind spd         20 29 32 32 24 16 11  9 10  5  8  9  8  9  8  9  9 10 12 12 10
Wind gust           41 46 44 34 26
Clouds           B2 OV OV OV B2 B2 B2 B2 B1 B2 B2 B2 OV B2 B1 B1 B2 OV B2 B2 OV
PoP 12hr                     20           5          10          10           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Flurries                                              C  C
Rain                 S
Snow                    S
Wind chill       25 23 19 18 14 11  8  7  7 11 20 20 18 12 10  7  7  9 18 21 18
Min chill        25    19    14     8     5     8    16    10     7     6    16
Wind                    Y  Y


Date               Sat 12/16/17  Sun 12/17/17  Mon 12/18/17  Tue 12/19/17
CST 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            22    39      23    35      22    42      24    38
Temp          25   23 35 31 26   23 31 27 23   24 41 35 30   26 38 33
Dewpt         21   21 26 26 24   22 24 23 21   20 23 24 23   22 23 22
PWind dir           S    SW      NW    NW       W    SW       W    NW
Wind char          GN    GN      GN    GN      GN    GN      GN    BZ
Avg clouds    B2   B1 B1 B2 B2   B1 B1 SC SC   FW SC SC SC   SC SC SC
PoP 12hr            0     5      10     5       0     0      20     0
Snow                                                          S

$$
IAZ035-132200-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
336 AM CST Wed Dec 13 2017

Date             Wed 12/13/17            Thu 12/14/17            Fri 12/15/17
CST 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      40          18          32          20          35
Temp             37 40 39 37 32 26 23 20 19 22 29 32 26 25 23 20 21 22 33 35 30
Dewpt            25 30 29 27 23 20 19 16 15 18 19 19 20 20 20 19 19 21 23 23 22
RH               61 67 67 67 69 78 84 84 84 84 66 58 78 81 88 96 92 96 66 61 72
Wind dir          W NW NW NW NW  N  N NW NW NW NW NW NW NW NW NW  W  W  W  W SW
Wind spd         12 25 31 29 19 12  9  6  6  5  6  9  4  6  8  6  8 11 12 12  9
Wind gust           35 44 42    25                                        24
Clouds           B2 OV OV B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B2 B1 B1 B1 B2 B2 B2 B2
PoP 12hr                     20           5           5          10           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Flurries                                              C  C
Rain                 S
Wind chill       29 29 27 24 20 15 13 11 10 15 22 24 19 17 14 11 11 10 24 26 22
Min chill        24    27    19    12    10    11    18    13    10     9    22
Wind                    Y  Y


Date               Sat 12/16/17  Sun 12/17/17  Mon 12/18/17  Tue 12/19/17
CST 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            23    44      26    38      24    45      27    42
Temp          25   24 37 34 28   26 35 30 25   24 43 39 34   29 42 36
Dewpt         22   22 27 27 26   24 25 24 22   21 24 25 24   24 23 22
PWind dir           S    SW      NW    NW       W    SW       W    NW
Wind char          GN    GN      LT    GN      LT    GN      GN    GN
Avg clouds    B2   B1 SC B1 B2   B2 B1 SC SC   FW SC SC SC   SC SC SC
PoP 12hr            0     0       5     5       0     0       5     0

$$
IAZ094-132200-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
336 AM CST Wed Dec 13 2017

Date             Wed 12/13/17            Thu 12/14/17            Fri 12/15/17
CST 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      48          23          36          23          38
Temp             33 41 48 43 37 33 27 24 24 25 33 36 28 26 26 25 23 25 34 38 32
Dewpt            24 27 31 30 27 25 22 19 19 20 20 20 20 22 22 22 22 23 23 22 22
RH               69 57 51 60 67 72 81 81 81 81 58 52 71 85 85 88 96 92 64 52 66
Wind dir         SW  W NW NW NW NW NW NW NW  N NW NW NW NW  W  W  W  W  W  W SW
Wind spd         14 19 26 26 21 13 10  8  8  8  8  8  4  3  5  6  8 10 13 13  8
Wind gust              41 40 32 26
Clouds           SC B1 SC SC B2 B1 B1 B1 B2 B2 B2 B2 OV B2 B2 B1 SC SC B1 SC SC
PoP 12hr                     10           5           0          10           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Flurries                                              C  C  C  C
Wind chill       24 32    33 26 22 18 15 15 17 26 29       19 17 14 15 25 30 25
Min chill        19    25    25    17    14    15    22    19    14    14    25
Wind                    Y  Y


Date               Sat 12/16/17  Sun 12/17/17  Mon 12/18/17  Tue 12/19/17
CST 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            27    49      30    43      27    48      30    47
Temp          28   28 43 40 34   30 40 34 28   27 47 42 38   32 46 41
Dewpt         22   22 27 27 26   27 29 25 23   22 26 25 24   24 25 24
PWind dir           S    SW       W    NW       W    SW      SW    NW
Wind char          GN    GN      LT    GN      LT    GN      GN    GN
Avg clouds    SC   SC FW SC SC   B1 B2 B1 SC   FW FW FW FW   SC SC SC
PoP 12hr            0     0      20    20       0     0       0     0
Rain                                 S
Snow                              S  S

$$
IAZ017-132200-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
336 AM CST Wed Dec 13 2017

Date             Wed 12/13/17            Thu 12/14/17            Fri 12/15/17
CST 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      37          17          28          18          30
Temp             32 37 35 33 29 25 21 18 18 20 26 28 22 23 22 18 18 21 29 30 27
Dewpt            25 30 28 25 22 20 17 16 16 18 18 18 19 19 18 17 18 19 21 21 21
RH               75 75 75 72 75 81 84 92 92 92 71 66 88 84 84 96100 92 72 69 78
Wind dir          W NW NW NW NW  N  N NW NW NW NW NW NW NW NW NW  W  W  W  W  W
Wind spd         13 25 31 29 24 14 10  8  9  6  8  8  6  9 10 10  9 10 12 12  8
Wind gust           36 44 43 34
Clouds           B2 OV OV OV OV B2 B1 B1 B2 B2 B1 B2 B2 B2 B1 B1 B2 B2 OV B2 OV
PoP 12hr                     20           5           5          10          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Flurries                                              C  C
Rain                 S  S
Snow                    S
Wind chill       22 25 22 19 15 12 10  8  7 11 18 19 14 13 11  6  7 10 18 20 19
Min chill        20    20    15    10     6     7    12    10     6     7    18
Wind                    Y  Y


Date               Sat 12/16/17  Sun 12/17/17  Mon 12/18/17  Tue 12/19/17
CST 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            20    39      25    36      23    42      26    38
Temp          24   22 34 30 28   25 33 27 25   24 41 36 32   28 38 33
Dewpt         20   20 25 26 25   23 25 24 23   22 25 25 24   24 24 23
PWind dir           S     S       W    NW       W    SW       W    NW
Wind char          GN    GN      LT    GN      GN    GN      GN    BZ
Avg clouds    B2   B1 B1 B2 B2   B2 B2 SC SC   SC SC SC SC   SC SC SC
PoP 12hr            0     5       5     5       0     0      20     0
Snow                                                          S
Snowshwrs                                                     C

$$
IAZ049-132200-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
336 AM CST Wed Dec 13 2017

Date             Wed 12/13/17            Thu 12/14/17            Fri 12/15/17
CST 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      40          18          31          19          34
Temp             31 37 39 34 30 25 22 20 19 22 29 30 23 23 23 19 19 21 31 34 30
Dewpt            24 27 29 26 24 21 18 18 17 18 19 18 19 20 20 19 19 20 22 22 22
RH               75 67 67 72 78 84 84 92 92 84 66 60 84 88 88100100 96 69 61 72
Wind dir         SW NW NW NW NW  N  N NW NW NW NW NW  W  W  W  W  W  W  W  W SW
Wind spd         12 21 29 31 25 16 10  6  9  6  6  6  3  4  8  9  8 11 14 13  9
Wind gust              44 43 36 26
Clouds           B2 OV OV OV OV B1 B1 B1 B2 B2 B1 B2 B2 B2 B2 SC B1 B1 B2 B2 B2
PoP 12hr                     20           5           0           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                 S
Wind chill       21 26 27 20 16 12 11 11  8 14 22 23    17 14  8 10  9 21 25 22
Min chill        20    22    16    10     8    10    17    14     8     7    22
Wind                    Y  Y


Date               Sat 12/16/17  Sun 12/17/17  Mon 12/18/17  Tue 12/19/17
CST 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            22    43      25    39      23    44      27    42
Temp          25   23 37 33 28   25 35 29 24   23 43 38 34   29 42 35
Dewpt         22   21 25 27 26   25 28 25 22   22 25 25 24   24 24 23
PWind dir           S     S       W    NW       W    SW       W    NW
Wind char          LT    GN      LT    GN      LT    GN      GN    GN
Avg clouds    B2   B1 SC SC B1   B2 B2 B1 SC   SC SC SC SC   SC SC SC
PoP 12hr            0     0       5    20       0     0       0     0
Snow                                 S

$$
IAZ086-132200-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
336 AM CST Wed Dec 13 2017

Date             Wed 12/13/17            Thu 12/14/17            Fri 12/15/17
CST 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      46          21          33          22          37
Temp             33 40 46 40 35 30 26 22 22 24 30 33 26 25 23 22 22 24 34 37 31
Dewpt            25 26 31 28 25 22 20 19 18 19 19 19 19 20 19 20 20 21 22 22 22
RH               72 57 55 62 66 72 78 88 84 81 63 56 74 81 84 92 92 88 61 54 69
Wind dir         SW  W NW NW NW NW  N NW NW NW NW NW NW  W  W  W  W  W  W  W SW
Wind spd         13 18 28 28 24 17 11  6  8  6  6  6  4  3  5  6  8 10 13 13  9
Wind gust              41 42 34 27                                     25
Clouds           SC B2 B2 B2 B2 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B1 SC SC B1 B1 SC
PoP 12hr                     10           0           0          10           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill       23 31 36 29 23 18 15 14 13 16 24 27       16 13 12 13 25 28 23
Min chill        21    22    22    14    10    12    19    13    11    11    22
Wind                    Y  Y


Date               Sat 12/16/17  Sun 12/17/17  Mon 12/18/17  Tue 12/19/17
CST 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            26    48      29    42      27    47      30    45
Temp          27   27 40 38 33   29 38 34 27   27 46 40 37   33 45 39
Dewpt         22   23 27 27 28   27 29 26 24   23 26 26 26   24 26 24
PWind dir          SW     S      SW    NW       W    SW      SW    NW
Wind char          GN    GN      LT    GN      LT    GN      GN    GN
Avg clouds    SC   SC SC SC SC   B1 B2 B1 SC   FW SC FW FW   SC SC SC
PoP 12hr            0     0      10    40       5     0       0     5
Rain                                 C
Snow                                 C
Snowshwrs                         C

$$



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