Point Forecast Matrices
Issued by NWS Des Moines, IA

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FOUS53 KDMX 142322
PFMDMX

Point Forecast Matrices
National Weather Service Des Moines IA
522 PM CST Thu Dec 14 2017

IAZ060-151000-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
522 PM CST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
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          29          51          31
Temp             31 28 29 28 26 29 38 42 33 31 30 30 29 34 47 50 42 36 32 31 31
Dewpt            22 22 24 24 23 24 26 26 25 24 23 23 23 25 27 28 28 27 27 27 27
RH               69 78 81 85 88 81 62 53 72 75 75 75 78 69 45 42 57 69 81 85 85
Wind dir         NW  W NW NW  W  W  W  W SW SW SW SW SW SW SW SW  E  E NE NE NE
Wind spd          4  4  4  5  5  8 11 11  8  8  9  6  6  6  6  4  4  3  4  5  4
Wind gust                             21
Clouds           B2 B1 B2 B1 SC B1 B1 SC SC B1 SC FW FW FW SC SC SC FW SC SC B2
PoP 12hr                     10           5           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Flurries                C  C
Snow                                                                          S
Wind chill             23 22 19 22 31 36 26 25 22 23 22 27                25
Min chill        25    22    18    17    25    22    21    21    38    27    25


Date           12/17/17  Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
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      27    45      30    45      26    47      32    41
Temp          39 37 29   29 43 43 39   30 44 39 30   28 44 42 39   32 41 32
Dewpt         31 29 25   25 29 28 27   24 24 21 19   20 23 26 28   28 25 21
PWind dir         N      NW    SW       W    NW       W     S       S     W
Wind char        LT      LT    GN      GN    GN      LT    GN      GN    GN
Avg clouds    B2 B1 SC   SC SC SC SC   SC FW FW FW   SC SC SC SC   SC B1 B1
PoP 12hr         20       0     0       0     0       0     0       0    30
Rain           S                                                       S  C
Snow           S                                                       S  C

$$
IAZ039-151000-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
522 PM CST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
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                      20          36          24          44          24
Temp             26 24 23 22 20 24 33 36 30 28 27 25 24 29 41 43 35 30 26 25 25
Dewpt            19 19 19 18 18 21 24 25 25 24 24 23 23 24 26 28 27 27 26 25 25
RH               74 81 84 84 92 88 69 64 81 85 88 92 96 81 55 55 72 88100100100
Wind dir          W  W  W NW  W  W  W  W SW  S  S  S  S SW SW SW NE NE NE NE NE
Wind spd          5  4  5  8  6  6 11 10  6  6  6  5  5  6  5  4  4  4  3  4  5
Clouds           B2 B1 B1 B1 B1 B2 OV B2 B2 B2 B1 SC SC SC SC B1 B1 FW SC SC B1
PoP 12hr                     10           5           0           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Flurries             C
Wind chill       19 18 15 12 11 15 24 29 23 21 20 18 17 22                19 18
Min chill        18    15    10    10    21    18    16    16    30    20    18


Date           12/17/17  Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
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    41      27    41      23    39      27    38
Temp          36 31 26   25 40 38 36   27 41 34 27   24 38 35 32   27 38 30
Dewpt         30 28 25   24 28 29 28   25 24 21 20   19 22 24 25   25 24 21
PWind dir         N      NW    SW       W     W       W     S       S     W
Wind char        LT      LT    GN      GN    BZ      GN    GN      GN    GN
Avg clouds    B2 B1 B1   B1 SC SC SC   SC FW FW FW   SC B1 B1 B1   B1 B2 B2
PoP 12hr         10       5     5       5     0       0     0       5    40
Rain                                                                   C  C
Snow                                                                   C  C

$$
IAZ048-151000-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
522 PM CST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
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          39          26          48          27
Temp             29 28 27 26 24 27 36 39 30 30 29 28 26 31 44 47 37 32 28 28 27
Dewpt            22 22 23 22 22 24 26 27 26 24 24 24 23 24 27 29 28 27 26 27 26
RH               75 78 85 85 92 88 67 62 85 78 81 85 88 75 51 49 70 81 92 96 96
Wind dir         NW NW NW NW  W  W  W SW SW  S SW SW SW SW  W  W NE NE NE NE NE
Wind spd          5  4  6  8  6  9 12 11  8  8  9  6  6  6  5  4  4  4  5  5  5
Wind gust                             21
Clouds           B2 B1 B2 B1 B1 B2 B2 B1 B1 B1 SC FW FW FW SC SC SC FW SC SC B2
PoP 12hr                     10           5           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Flurries             C  C
Wind chill       23    20 17 16 18 28 32 22 23 21 21 19 24             22 22 21
Min chill        23    20    15    15    22    19    18    18    31    20    20


Date           12/17/17  Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
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      24    43      27    44      24    45      29    39
Temp          37 33 27   25 42 39 37   27 43 36 28   25 43 39 36   29 39 30
Dewpt         30 27 25   24 29 29 28   24 24 21 20   19 23 25 27   27 24 19
PWind dir         N      NW    SW       W     W      NW    SE       S     W
Wind char        LT      LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B2 B1 SC   SC SC SC SC   SC FW FW FW   SC SC SC B1   B1 B1 B2
PoP 12hr         10       5     5       0     0       0     0       0    30
Rain                                                                   C  C
Snow                                                                   C  C

$$
IAZ004-151000-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
522 PM CST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
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                      21          37          24          41          22
Temp             27 26 21 21 23 25 34 37 30 28 27 27 24 29 40 40 33 29 26 24 22
Dewpt            22 21 19 19 22 24 25 26 26 24 24 24 23 24 26 28 26 26 25 24 22
RH               81 81 92 92 96 96 69 64 85 85 88 88 96 81 57 62 75 88 96100100
Wind dir         NW NW NW  W  W  W  W SW SW SW SW SW SW  W NW  N  N  N  N  N  N
Wind spd          5  9  9  8  8  9 13 12  9  9  8  8  6  6  6  9  6  6  8  8  9
Clouds           B2 B2 B2 B1 OV OV B2 B2 B2 B2 B1 SC SC B1 B2 B2 B2 B1 B1 SC B1
PoP 12hr                     20          10           0           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Flurries          C  C
Wind chill       20 17 11 12 14 15 24 29 21 20 19 19 16 22    34 26 22 18 15 12
Min chill        20    11    11    11    20    19    15    15    24    18    12


Date           12/17/17  Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
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      21    39      24    38      20    39      23    32
Temp          31 28 23   22 38 35 30   25 38 30 24   21 37 36 29   23 32 22
Dewpt         24 24 21   20 25 26 25   22 20 19 18   18 20 23 24   21 19 14
PWind dir         N       W    SW       W     W       W    SE       S    NW
Wind char        GN      LT    GN      GN    BZ      GN    GN      GN    BZ
Avg clouds    B1 B1 B1   SC SC SC SC   SC FW FW SC   SC B1 B1 B1   B1 B2 B2
PoP 12hr          5       5     5       5     0       0     5      20    30
Snow                                                                S  C  S

$$
IAZ035-151000-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
522 PM CST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
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                      23          39          25          46          24
Temp             29 28 25 24 23 27 36 39 31 30 29 27 25 30 43 45 36 30 27 25 24
Dewpt            22 22 22 20 21 23 26 26 25 24 23 24 22 24 27 29 27 27 25 25 24
RH               75 78 88 84 92 85 67 59 78 78 78 88 88 78 53 53 69 88 92100100
Wind dir         NW NW NW  W  W  W  W SW SW  S SW SW SW SW NW  N NE NE NE  N NE
Wind spd          4  4  5  5  5  9 11 11  9  8  8  5  5  6  5  5  5  5  5  5  5
Clouds           B2 B2 B2 B1 B2 B2 B2 B1 B1 B1 B1 SC SC SC B1 B1 B1 SC SC SC B1
PoP 12hr                     10           5           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Flurries             C
Wind chill             18 17 16 18 28 32 23 22 21 20 18 23          24 20 18 17
Min chill        23    17    16    15    22    20    18    18    30    20    17


Date           12/17/17  Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
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      22    42      27    42      22    43      26    37
Temp          34 31 26   23 41 38 33   28 42 35 25   24 41 37 33   26 37 28
Dewpt         27 25 23   22 27 27 26   23 22 19 19   19 22 24 26   24 22 17
PWind dir         N      NW    SW       W     W       W     S       S    NW
Wind char        LT      LT    GN      GN    GN      LT    GN      GN    BZ
Avg clouds    B1 B1 B1   SC SC SC SC   FW FW FW FW   SC B1 B1 B1   B1 B1 B2
PoP 12hr          5       5     5       0     0       0     0       5    40
Rain                                                                   C  C
Snow                                                                   C  C

$$
IAZ094-151000-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
522 PM CST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
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          30          53          32
Temp             33 30 28 28 26 29 38 42 33 31 31 30 30 35 49 53 44 38 35 32 32
Dewpt            23 23 23 25 24 25 26 25 25 24 23 24 23 25 28 29 28 27 27 27 27
RH               66 75 81 88 92 85 62 50 72 75 72 78 75 66 44 39 53 64 72 81 81
Wind dir         NW NW  W  W  W  W  W SW SW SW SW SW SW SW SW SW  S  S  S  S  S
Wind spd          4  4  5  8  6  9 12 13 10 11 12 11 11 10 10  9  5  6  8  5  6
Clouds           B2 B1 B2 B2 SC SC SC SC SC SC FW FW FW FW FW FW FW FW SC SC B2
PoP 12hr                     10           5           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Flurries                C
Snow                                                                          C
Wind chill             22 20 18 20 30 35 25 22 21 21 20 27             28 26 26
Min chill        26    20    17    17    22    20    19    19    39    26    26


Date           12/17/17  Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
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          46      27    47      30    47      27    49      33    45
Temp          43 39 31   28 45 45 38   31 47 39 30   29 47 44 41   33 45 34
Dewpt         33 30 27   26 29 30 27   26 25 22 20   22 26 27 28   29 28 22
PWind dir         W      NW    SW       W    NW       W     S       S     W
Wind char        LT      LT    GN      GN    GN      LT    GN      GN    GN
Avg clouds    B2 B1 B1   B1 SC SC SC   FW FW FW FW   FW SC SC SC   SC B1 B1
PoP 12hr         30       5     5       0     0       0     0       0    30
Rain           C                                                          C
Snow           C

$$
IAZ017-151000-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
522 PM CST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
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                      20          35          24          41          23
Temp             25 23 22 21 20 23 32 35 29 28 26 26 24 28 39 39 33 30 28 26 24
Dewpt            19 19 18 18 19 22 25 25 25 24 24 23 23 24 26 28 26 27 26 25 24
RH               78 84 84 88 96 96 75 66 85 85 92 88 96 85 59 64 75 88 92 96100
Wind dir         NW NW NW  W  W  W  W  W SW  S SW SW SW SW NW  N NE NE NE NE NE
Wind spd          6  6  9  9  8  9 12 12  8  8  8  8  6  8  5  6  5  6  6  6  6
Clouds           B1 B2 B2 B1 B2 OV OV B2 B2 B2 B1 B1 SC SC B1 B1 B2 B1 B1 B1 B1
PoP 12hr                     10          10           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Flurries          C  C
Wind chill       17 15 12 11 10 14 23 26 20 20 19 17 16 20          23 21 18 16
Min chill        16    11     9    10    20    18    16    16    26    20    16


Date           12/17/17  Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
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          36      21    39      25    39      21    40      24    34
Temp          33 29 25   22 38 34 31   25 39 32 25   22 37 34 30   24 34 24
Dewpt         27 25 24   21 26 28 26   23 22 20 19   18 20 23 25   22 21 17
PWind dir         N      NW    SW       W     W       W     S       S     W
Wind char        LT      LT    GN      GN    BZ      GN    GN      GN    BZ
Avg clouds    B1 B1 B1   SC SC SC SC   SC FW FW FW   SC B1 B1 B1   B1 B2 B2
PoP 12hr          5       5    10       5     0       0    10      10    40
Snow                                                                   C  C

$$
IAZ049-151000-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
522 PM CST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
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                      21          38          25          46          26
Temp             27 25 24 23 21 26 35 37 30 29 27 26 25 30 43 45 35 31 28 27 26
Dewpt            19 20 20 20 19 22 25 25 25 24 23 23 22 24 27 29 27 26 26 26 26
RH               71 81 84 88 92 85 66 61 81 81 85 88 88 78 53 53 72 81 92 96100
Wind dir         NW NW  W  W  W  W  W  W SW  S  S  S SW SW SW SW NE NE NE NE NE
Wind spd          5  4  5  6  6  8 12 12  8  8  8  6  6  8  6  4  4  4  4  5  4
Wind gust                          23
Clouds           B2 B1 B2 B1 SC B2 B2 B1 B1 B1 B1 SC FW FW SC SC SC FW SC SC B1
PoP 12hr                     10           5           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Flurries             C  C
Wind chill       20 19 17 15 12 17 26 29 22 21 19 18 17 23             22 20 20
Min chill        19    16    12    14    20    18    16    17    30    20    19


Date           12/17/17  Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
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      23    41      26    42      22    43      28    38
Temp          37 32 26   24 40 37 36   26 41 35 27   23 41 36 35   28 38 29
Dewpt         30 28 25   23 28 29 28   24 24 21 19   19 23 24 25   26 24 20
PWind dir         N      NW    SW       W     W      NW    SE       S     W
Wind char        LT      LT    GN      GN    BZ      GN    GN      GN    GN
Avg clouds    B2 B1 SC   SC SC SC SC   SC FW FW FW   SC SC B1 B1   B1 B1 B2
PoP 12hr         10       0     5       5     0       0     0       5    40
Rain                                                                   C  C
Snow                                                                   C  C

$$
IAZ086-151000-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
522 PM CST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
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                      23          39          28          51          31
Temp             28 26 25 25 23 27 36 39 30 29 29 29 29 34 48 50 42 36 33 32 31
Dewpt            19 20 20 22 21 23 24 25 24 24 24 24 24 26 28 30 29 28 28 28 27
RH               68 78 81 88 92 85 61 57 78 81 81 81 81 72 46 46 60 72 82 85 85
Wind dir         NW  W  W  W  W  W  W  W SW  S SW SW SW SW SW SW  S  S SW SW  S
Wind spd          4  4  5  5  6  8 12 12  9  8 11 10 10 10 10  8  4  4  5  5  4
Clouds           B2 B1 B1 B2 B1 SC B1 B1 SC SC SC FW FW FW FW FW FW FW FW SC B2
PoP 12hr                     10           5           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Flurries                C  C
Snow                                                                          C
Wind chill             18 18 16 19 28 31 22 21 19 20 20 26                26
Min chill        22    17    15    15    20    18    18    20    38    26    25


Date           12/17/17  Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
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          46      27    45      30    45      26    47      32    43
Temp          43 40 31   28 44 42 38   30 45 39 32   27 45 40 39   32 43 34
Dewpt         32 31 27   26 30 30 29   26 25 22 21   20 24 25 28   27 28 23
PWind dir         W      NW     W       W    NW      NW     S       S     W
Wind char        LT      LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B2 B2 B1   B1 SC SC SC   FW FW FW FW   FW SC SC SC   SC B1 B2
PoP 12hr         30      10     5       5     0       0     0       5    50
Rain           C  S                                                       C
Snow           C

$$



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