Point Forecast Matrices
Issued by NWS Des Moines, IA

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530
FOUS53 KDMX 102136
PFMDMX

Point Forecast Matrices
National Weather Service Des Moines IA
336 PM CST Sun Dec 10 2017

IAZ060-111000-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
336 PM CST Sun Dec 10 2017

Date           12/10/17      Mon 12/11/17            Tue 12/12/17            Wed
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                      27          44          20          35          25
Temp             38 34 30 29 30 37 44 39 37 31 26 22 20 21 30 35 32 30 29 25 26
Dewpt            27 27 25 24 23 25 29 29 26 22 17 15 13 14 16 18 21 22 23 23 22
RH               64 75 81 81 75 61 55 67 64 69 68 74 74 74 55 49 63 72 78 92 85
Wind dir         NW  W SW SW SW  W NW NW NW NW NW NW NW NW NW NW NW NW SW  S  S
Wind spd          5  3  4  5  8 13 20 23 23 21 18 14 14 13 14 14  9  3  3  3  5
Wind gust                          31    33
Clouds           FW SC B2 B1 SC SC B2 OV B2 B1 FW FW FW FW SC B1 B2 B1 SC SC B1
PoP 12hr                      5          20           5           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill                22 23 29 35 28 26 18 13  9  6  8 19 25 24          20
Min chill        34    24    22    24    24    13     5     5    23    23    19


Date           12/13/17  Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
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          43      26    37      22    43      29    46      28    45
Temp          40 36 30   26 37 31 27   23 40 40 35   30 45 40 32   29 44 39
Dewpt         24 26 26   23 23 20 19   18 24 24 26   26 29 28 26   25 27 26
PWind dir        SW      NW    NW      NW    SW      SW     W       W    SW
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B1 SC B1   B2 B2 B2 B1   SC SC B1 SC   SC B1 B1 B1   SC SC SC
PoP 12hr         10       5     5       0     0       0    10       0     5

$$
IAZ039-111000-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
336 PM CST Sun Dec 10 2017

Date           12/10/17      Mon 12/11/17            Tue 12/12/17            Wed
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                      24          38          15          28          17
Temp             31 28 26 26 28 30 38 35 33 28 23 19 15 17 25 28 26 23 21 17 20
Dewpt            26 25 24 24 25 27 30 30 26 20 16 13 10 11 11 12 15 15 16 13 16
RH               81 88 92 92 88 88 73 82 75 71 74 77 80 77 55 50 62 71 81 84 84
Wind dir         NW NW  S  S  S SW NW NW NW NW NW NW NW NW NW NW NW  N  W  S  S
Wind spd          5  2  3  8  8  9 16 18 21 21 19 16 14 14 14 13 10  4  2  3  5
Wind gust                          26
Clouds           B1 B1 OV B2 B1 B2 OV OV B2 B1 SC SC SC FW SC SC B1 SC SC SC B1
PoP 12hr                     10          40           5           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                C
Snow                             S  C  S
Wind chill       25       18 20 22 29 24 21 14  8  4  0  2 13 17 16 17    11 11
Min chill        24    20    18    19    19     7    -1    -1    14    15     9


Date           12/13/17  Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
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          35      23    33      18    37      26    42      26    40
Temp          33 30 26   23 33 26 23   19 34 36 31   27 41 36 30   27 40 33
Dewpt         21 23 23   22 21 18 17   16 21 24 25   26 28 29 26   25 26 26
PWind dir        SW      NW    NW      NW    SW      SW     W       W     W
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B1 B1 B2   B2 B2 B2 B1   SC B1 B1 B1   B1 B1 B2 B2   B1 SC SC
PoP 12hr         10       5     5       0     0       0    20      10     0
Rain                                                        S

$$
IAZ048-111000-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
336 PM CST Sun Dec 10 2017

Date           12/10/17      Mon 12/11/17            Tue 12/12/17            Wed
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          41          18          34          22
Temp             35 32 28 28 29 34 41 37 35 29 24 20 18 20 29 34 29 27 26 22 23
Dewpt            27 27 26 25 25 26 30 30 27 21 17 14 12 14 16 19 21 22 22 22 22
RH               72 81 92 88 85 72 65 75 72 72 74 77 77 77 58 54 72 81 85100 96
Wind dir         NW  W SW  S SW  W NW NW NW NW NW NW NW NW NW NW NW  N SW  S  S
Wind spd          5  3  4  6  8 16 23 23 25 23 20 17 16 16 14 16 10  4  4  4  5
Wind gust                       26       35
Clouds           FW SC B2 B1 SC B1 OV OV B2 B1 FW FW FW FW SC B1 B2 B1 SC SC B1
PoP 12hr                      5          20           5           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                S  S
Snow                                   S
Wind chill                21 22 24 31 26 22 15  9  5  3  6 17 23 20    20    16
Min chill        29    23    20    21    21     8     3     3    19    19    15


Date           12/13/17  Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
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          40      25    35      20    41      27    44      26    43
Temp          38 33 28   25 35 30 25   21 39 38 32   28 43 38 31   27 42 35
Dewpt         25 27 25   23 21 19 18   18 23 24 25   26 29 28 25   25 27 26
PWind dir         W      NW    NW      NW    SW      SW     W       W     W
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B1 SC B1   B2 B2 B2 B1   SC SC B1 SC   SC B1 B2 B1   SC SC SC
PoP 12hr          5       5     5       5     0       0    10       0     5

$$
IAZ004-111000-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
336 PM CST Sun Dec 10 2017

Date           12/10/17      Mon 12/11/17            Tue 12/12/17            Wed
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          36          14          30          20
Temp             31 29 29 30 31 33 36 31 26 20 18 14 14 18 28 30 28 23 23 20 21
Dewpt            27 26 25 26 25 29 29 26 21 17 13 12 13 15 20 22 22 22 22 20 21
RH               85 88 85 85 78 85 75 81 81 88 80 92 96 88 71 72 78 96 96100100
Wind dir          W SW SW SW  W NW NW  N NW NW NW NW NW NW NW NW NW SW  S  S SW
Wind spd          4  4  8 10 12 19 24 25 25 23 17 14 16 14 13 11  9  4  5  6  9
Wind gust                          35 36 35
Clouds           B1 B2 B2 B1 B1 B2 OV B2 B2 SC SC FW SC B1 B2 B2 B2 B2 B1 SC B1
PoP 12hr                     10          40           5           5           5
QPF 12hr                      0        0.01           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                C
Snow                          S  C     S
Wind chill             21 21 21 22 24 18 11  4  2 -1 -2  4 17 20 19 17 16 12 11
Min chill        25    20    19    20     9     0    -2    -2    18    15     9


Date           12/13/17  Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
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          35      23    31      18    38      25    39      24    40
Temp          34 30 27   23 31 27 21   20 36 35 32   26 39 32 28   25 40 29
Dewpt         26 26 24   21 20 19 17   18 23 25 25   24 29 25 24   22 25 25
PWind dir         W      NW    NW      NW    SW      SW     W       W    SW
Wind char        GN      GN    BZ      GN    GN      GN    GN      GN    GN
Avg clouds    B1 B1 B2   B2 B2 B2 B1   B1 B1 B1 B1   B1 B2 B2 B1   SC SC SC
PoP 12hr          5       5    10       0     0       0    20       5     5
Rain                                                        S
Snow                                                        S

$$
IAZ035-111000-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
336 PM CST Sun Dec 10 2017

Date           12/10/17      Mon 12/11/17            Tue 12/12/17            Wed
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          39          16          33          22
Temp             34 31 28 28 30 34 39 34 32 25 21 18 16 19 30 33 30 25 24 22 23
Dewpt            27 26 25 25 24 27 30 28 23 18 15 13 12 14 18 20 21 22 22 22 21
RH               75 81 88 88 78 75 70 78 69 74 77 80 84 80 60 58 69 88 92100 92
Wind dir         NW SW SW SW SW NW NW NW NW NW NW NW NW NW NW NW NW  N  S  S  S
Wind spd          4  3  4  8  9 17 21 24 25 23 19 16 14 13 14 11  9  4  4  4  6
Wind gust                          32    35
Clouds           SC B1 B2 B1 SC B2 OV OV B2 SC SC FW FW SC B1 B2 B2 B1 B1 SC B1
PoP 12hr                     10          30           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                S
Snow                                   S
Wind chill                20 22 23 29 22 18 10  6  3  1  6 19 25 22    18 16 15
Min chill        30    20    18    20    17     4     1     1    20    18    15


Date           12/13/17  Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
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          39      24    35      20    40      26    43      26    43
Temp          38 32 27   24 35 29 25   21 38 37 32   27 42 36 30   27 42 34
Dewpt         26 26 25   22 21 19 18   17 23 24 25   25 29 27 24   24 27 26
PWind dir         W      NW    NW      NW    SW      SW     W       W    SW
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B1 B1 B1   B2 B2 B2 B1   SC B1 B1 B1   B1 B1 B2 B1   SC SC SC
PoP 12hr          5       5    10       0     0       0    10       5     5

$$
IAZ094-111000-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
336 PM CST Sun Dec 10 2017

Date           12/10/17      Mon 12/11/17            Tue 12/12/17            Wed
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          46          21          36          25
Temp             40 35 30 28 30 36 46 41 40 33 27 22 21 22 32 36 32 29 29 25 27
Dewpt            27 26 25 24 23 25 28 28 28 24 19 17 15 16 17 20 22 23 23 23 23
RH               59 69 81 85 75 64 49 59 62 69 71 81 77 77 53 52 66 78 78 92 85
Wind dir         NW  W SW SW SW  W NW NW NW NW  N NW NW NW NW NW NW  W SW SW  S
Wind spd          6  5  5  6 10 17 25 24 24 21 18 14 14 13 16 16  9  4  5  4  6
Wind gust                          35 35
Clouds           CL FW SC SC SC SC SC B2 OV B1 FW CL FW FW SC B1 B2 B1 SC SC SC
PoP 12hr                      0          10           5           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill             24 21 22 26 37 31 29 21 14  9  8  9 21 26 24    23 19 20
Min chill        34    23    20    21    27    13     6     6    24    22    19


Date           12/13/17  Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
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      27    39      23    44      30    49      29    47
Temp          43 37 31   28 39 34 29   24 42 41 37   31 48 41 33   30 46 38
Dewpt         25 26 25   24 23 21 21   19 23 24 25   27 30 29 26   25 27 26
PWind dir        SW      NW    NW      NW    SW      SW     W       W    SW
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B1 SC SC   B1 B1 B1 SC   SC SC SC SC   SC B1 B1 SC   SC SC FW
PoP 12hr          5       0     5       0     0       0    10       5     5

$$
IAZ017-111000-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
336 PM CST Sun Dec 10 2017

Date           12/10/17      Mon 12/11/17            Tue 12/12/17            Wed
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                      24          36          14          28          18
Temp             29 27 26 28 29 31 36 32 29 24 20 16 14 16 26 28 25 22 22 18 19
Dewpt            24 24 24 25 25 28 31 28 24 19 14 11 10 12 14 17 17 18 18 17 18
RH               81 88 92 88 85 88 82 85 81 81 77 80 84 84 60 63 71 84 84 96 96
Wind dir         NW SW  S  S SW  W NW NW NW NW NW NW NW NW NW NW NW  N  S  S  S
Wind spd          6  4  5  9  9 13 20 21 25 24 19 17 17 16 16 13 10  4  4  5  6
Wind gust                             32 35
Clouds           B1 B2 OV B2 B1 B2 OV OV B2 SC SC SC SC SC SC B1 B1 B1 B1 B1 B1
PoP 12hr                     20          40           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                S
Snow                    S  S  S  C  C  S
Wind chill       22    19 19 20 21 25 19 15  8  4  0 -3  1 13 17 15 16    10 10
Min chill        22    18    18    19    14     2    -4    -4    13    15     9


Date           12/13/17  Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
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          34      23    30      17    36      26    39      25    39
Temp          32 28 27   23 30 24 21   19 35 32 31   27 39 33 28   26 39 30
Dewpt         24 25 24   21 20 19 17   16 23 24 25   25 28 27 25   24 26 26
PWind dir        SW      NW    NW      NW    SW      SW     W       W     W
Wind char        GN      GN    BZ      GN    GN      GN    GN      GN    GN
Avg clouds    B1 B1 B2   B2 B2 B2 B1   SC B1 B2 B1   B1 B2 B2 B1   B1 SC SC
PoP 12hr          5      10    10       0     0       0    20      10     0
Rain                                                        S
Snow                                                        S

$$
IAZ049-111000-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
336 PM CST Sun Dec 10 2017

Date           12/10/17      Mon 12/11/17            Tue 12/12/17            Wed
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          39          16          31          20
Temp             32 28 27 27 28 33 39 35 33 27 23 18 16 18 27 31 28 26 24 20 23
Dewpt            24 24 23 24 25 26 30 29 25 21 16 13 11 12 12 14 17 19 19 17 19
RH               72 85 85 88 88 75 70 78 72 78 74 80 80 77 53 49 63 74 81 88 84
Wind dir         NW NW  S  S  S  W NW NW NW NW NW NW NW NW NW NW NW  N SW  S  S
Wind spd          5  3  4  6  8 12 20 21 24 24 21 17 17 14 16 17 10  4  3  3  5
Wind gust                                34
Clouds           SC SC B2 B2 SC B1 OV OV B2 B1 SC FW FW FW SC SC B1 B1 SC SC B1
PoP 12hr                      5          20           5           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                S
Snow                                   S
Wind chill       26    21 20 20 24 29 24 20 12  8  3 -1  4 14 20 18 20       15
Min chill        26    20    18    20    19     6    -1    -1    17    18    15


Date           12/13/17  Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
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          38      23    34      19    38      26    43      26    42
Temp          36 30 27   23 34 28 25   20 36 35 31   27 43 36 30   27 41 34
Dewpt         22 24 24   22 20 18 18   16 22 24 25   25 29 29 25   24 26 27
PWind dir        SW      NW    NW      NW    SW      SW     W       W     W
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B1 SC B1   B2 B2 B2 B1   SC SC B1 B1   B1 B1 B2 B1   SC SC SC
PoP 12hr         10       5     5       5     0       0    10       5     5

$$
IAZ086-111000-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
336 PM CST Sun Dec 10 2017

Date           12/10/17      Mon 12/11/17            Tue 12/12/17            Wed
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          42          19          33          22
Temp             36 31 28 27 29 36 42 39 36 31 26 21 19 21 30 33 30 27 25 22 22
Dewpt            25 25 24 24 25 26 28 29 28 24 19 15 13 13 12 13 16 18 19 18 19
RH               64 78 85 88 85 67 57 67 72 75 74 77 77 71 46 43 55 68 78 84 88
Wind dir         NW NW SW  S  S  W NW NW NW NW NW NW NW NW NW NW NW NW  W SE  S
Wind spd          6  4  5  6  8 13 20 21 23 24 21 16 17 14 14 16 10  5  4  3  6
Wind gust                             32
Clouds           CL FW B1 B1 SC SC B1 OV OV B2 SC FW FW FW FW SC B1 B1 B1 SC SC
PoP 12hr                      5          10          10           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill       30    21 20 21 27 33 29 24 18 12  7  4  7 18 23 21 20 19    14
Min chill        29    20    18    22    24    12     4     4    20    18    12


Date           12/13/17  Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
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          41      26    37      21    41      28    45      28    44
Temp          38 35 29   27 37 32 27   22 40 37 37   29 44 38 33   29 43 37
Dewpt         24 24 24   24 21 19 19   18 22 24 25   27 30 29 27   25 27 27
PWind dir        SW      NW    NW      NW    SW      SW     W       W     W
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC SC B1   B2 B2 B2 B1   SC SC SC SC   SC B1 B1 B1   SC SC SC
PoP 12hr         10       5     5       5     0       0    10       5     5

$$



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