Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
223 PM CST Fri Feb 24 2017

IAZ060-251000-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
223 PM CST Fri Feb 24 2017

Date           02/24/17      Sat 02/25/17            Sun 02/26/17            Mon
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                      18          32          23          43          24
Temp          30 27 26 23 20 18 20 27 32 27 23 25 24 24 30 40 42 37 30 26 24 26
Dewpt         24 22 21 17 16 14 14 15 18 19 19 19 20 20 24 26 28 27 25 22 21 22
RH            78 81 81 77 84 84 77 60 56 71 84 78 84 84 78 57 57 67 81 85 88 85
Wind dir       N  N NW NW NW NW NW NW  W SW  S  S  S SW SW SW  W  W  W SW  S  S
Wind spd      19 20 19 18 18 17 13 12 10  4  5  9 10 10 11 11 10  5  4  3  2  4
Wind gust     32                24                         21
Clouds        OV OV OV B2 B1 FW FW FW SC B1 B1 B1 B1 B1 B1 B1 SC SC SC FW SC SC
PoP 12hr                     70           0           0          10           5
QPF 12hr                   0.05           0           0           0           0
Snow 12hr                     1       00-00       00-00
Snow           D  L  L
Obvis         BS BS BS
Wind chill    17 14 12  9  5  3  7 16 24 21 17 15 14 14 21 33                20
Min chill        13     9     3     4    19    14    12    14    32    22    19
Winter Weath   Y  Y  Y


Date           02/27/17  Tue 02/28/17  Wed 03/01/17  Thu 03/02/17  Fri 03/03/17
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      36    53      30    42      25    45      24    48
Temp          43 45 37   39 53 47 37   30 40 40 28   27 44 40 29   25 44 46
Dewpt         29 33 34   35 40 35 29   25 23 22 20   20 23 21 19   18 20 22
PWind dir        SE      SE    SW      NW    NW       W     W      NW    SW
Wind char        LT      LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC B1 B2   B2 B2 B2 B2   B1 B1 SC SC   SC SC SC FW   FW FW SC
PoP 12hr         30      50    40       5    10      10    10       0     0
Rain              C  C    S  C
Snow                      S

$$
IAZ039-251000-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
223 PM CST Fri Feb 24 2017

Date           02/24/17      Sat 02/25/17            Sun 02/26/17            Mon
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                      16          26          19          37          19
Temp          30 27 24 21 19 17 17 22 26 22 19 21 23 24 26 34 37 32 27 21 19 21
Dewpt         26 24 21 18 16 14 14 14 17 17 18 18 20 20 24 27 29 27 24 20 19 19
RH            85 88 88 88 88 88 88 71 68 81 96 88 88 84 92 75 72 81 88 96100 92
Wind dir       N  N NW NW NW NW NW NW  W  W SW  S  S  S SW SW SW  W SW SW SW  S
Wind spd      20 20 20 20 19 18 14 14 11  6  5  8 10 10 11 10  8  6  4  4  3  4
Wind gust     33                27 25
Clouds        OV OV OV B2 B2 B1 SC FW FW B1 B1 B2 B2 B1 B1 B1 SC SC SC SC SC SC
PoP 12hr                     90           5           5           5          10
QPF 12hr                   0.08           0           0           0           0
Snow 12hr                     2       00-00       00-00
Snow           D  L  L  C
Obvis            BS BS
Wind chill    17 13  9  5  3  1  3  9 15 13 11 12 13 14 16 26 30 25 21 15    14
Min chill        12     5     0     1    10    10    11    13    24    15    12
Winter Weath   Y  Y  Y


Date           02/27/17  Tue 02/28/17  Wed 03/01/17  Thu 03/02/17  Fri 03/03/17
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      31    47      28    37      21    38      19    39
Temp          37 39 33   32 46 43 34   28 36 34 25   22 37 34 25   20 36 37
Dewpt         29 31 31   31 39 36 30   25 26 23 19   18 23 23 19   16 20 22
PWind dir         S      SE     S      NW    NW       W     W      NW    SW
Wind char        LT      LT    LT      GN    GN      GN    GN      GN    GN
Avg clouds    SC B1 B2   B2 B2 B2 B2   B1 B1 SC SC   SC SC B1 SC   FW SC B1
PoP 12hr         20      50    40      10    10       5    30       5     0
Rain              S  C       C  C                           C
Snow                 C    C  C                           S  C

$$
IAZ048-251000-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
223 PM CST Fri Feb 24 2017

Date           02/24/17      Sat 02/25/17            Sun 02/26/17            Mon
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                      16          29          21          39          21
Temp          28 26 24 21 18 16 17 24 29 22 22 23 23 23 28 36 39 33 27 22 21 23
Dewpt         24 22 21 17 15 13 13 15 19 18 20 20 21 21 24 27 30 27 25 21 20 21
RH            85 85 88 84 88 88 84 68 66 84 92 88 92 92 85 69 70 78 92 96 96 92
Wind dir       N  N NW NW NW NW NW NW  W SW  S  S  S SW SW SW  W  W SW SW SW  S
Wind spd      20 21 21 20 19 18 13 11  9  5  5  6 10  9  9 10  9  5  4  3  2  4
Wind gust     34                24
Clouds        OV OV OV B2 B1 SC FW FW SC B1 B1 B2 B1 B1 SC SC SC SC SC FW FW SC
PoP 12hr                     70           0           0           5           5
QPF 12hr                   0.05           0           0           0           0
Snow 12hr                     1       00-00       00-00
Snow           D  L  C
Obvis         BS BS BS
Wind chill    14 12  9  6  2  0  4 12 20 15 15 15 12 14 19 29 33 27          17
Min chill        12     5     0     1    15    13    11    14    25    16    15
Winter Weath   Y  Y  Y


Date           02/27/17  Tue 02/28/17  Wed 03/01/17  Thu 03/02/17  Fri 03/03/17
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          42      32    50      28    39      23    41      22    44
Temp          40 41 35   34 49 43 34   28 38 37 26   25 40 37 27   23 41 43
Dewpt         29 32 33   32 41 35 29   24 24 24 20   19 24 23 20   18 21 24
PWind dir         S      SE    SW      NW    NW       W     W      NW    SW
Wind char        LT      LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC B1 B2   B2 B2 B2 B2   B1 B1 SC SC   SC SC SC FW   FW SC SC
PoP 12hr         30      50    40      10    10      10    30       0     0
Rain              C  C    C  C                           C
Snow                      C  C                           C

$$
IAZ004-251000-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
223 PM CST Fri Feb 24 2017

Date           02/24/17      Sat 02/25/17            Sun 02/26/17            Mon
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                      13          27          16          32          16
Temp          23 23 19 16 16 13 14 22 27 20 17 19 19 16 19 28 32 26 19 17 16 17
Dewpt         18 17 15 13 11  9 10 15 19 16 16 17 18 16 18 23 24 22 18 16 16 15
RH            81 77 84 88 80 84 84 74 71 84 96 92 96100 96 81 72 85 96 96100 92
Wind dir       N  N  N NW NW NW NW  W SW SW  S  S SW SW  W  W  W SW SW SW SW SW
Wind spd      25 23 19 19 17 17 12 10 10  9 11 11 10 10  9  9 10  8  6  8  8  8
Wind gust     39                23
Clouds        B2 B2 B2 B1 SC FW FW SC B1 B2 B2 B2 B2 B2 B1 SC SC SC FW FW FW FW
PoP 12hr                      5           0           5           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Snow           C
Obvis         BS BS BS
Wind chill     7  7  3 -1  0 -4  0 11 17  9  5  7  7  4  8 19 24 18 10  7  5  7
Min chill         7    -1    -4    -3     9     4     4     4    18     5     4
Blizzard       W  W  W


Date           02/27/17  Tue 02/28/17  Wed 03/01/17  Thu 03/02/17  Fri 03/03/17
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      28    38      23    33      19    35      16    37
Temp          28 29 29   29 37 36 30   23 31 31 21   21 34 31 22   17 33 36
Dewpt         23 28 28   28 33 32 25   20 20 21 16   17 22 21 16   14 22 27
PWind dir         S      SE    SW      NW    NW       W     W      NW    SW
Wind char        GN      GN    GN      GN    GN      GN    BZ      GN    GN
Avg clouds    SC B1 B2   B2 B2 B2 B1   B1 B1 B1 SC   SC B1 SC SC   FW FW SC
PoP 12hr          5      40    40      10    10       5    30       5     0
Rain                         C  S
Snow                 C    C  C                           C

$$
IAZ035-251000-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
223 PM CST Fri Feb 24 2017

Date           02/24/17      Sat 02/25/17            Sun 02/26/17            Mon
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                      14          27          19          34          17
Temp          25 24 22 19 17 14 15 22 27 21 19 22 22 20 22 30 34 28 24 19 17 19
Dewpt         21 20 17 14 13 11 11 15 19 17 17 19 19 18 21 25 28 24 22 18 17 17
RH            84 84 81 80 84 88 84 74 71 84 92 88 88 92 96 81 78 85 92 96100 92
Wind dir       N  N  N NW NW NW NW NW  W SW  S  S  S SW  W SW  W  W SW SW SW  S
Wind spd      21 20 16 16 14 14 11 10 10  8  6 10 10  9  9  9  8  6  5  5  4  5
Wind gust     34                21
Clouds        OV OV OV B1 SC FW FW SC SC B1 B2 B2 B1 B1 SC SC SC SC SC FW FW FW
PoP 12hr                     60           0           5           5           5
QPF 12hr                   0.04           0           0           0           0
Snow 12hr                     1       00-00       00-00
Snow           D  L  S
Obvis         BS BS
Wind chill    10  9  8  5  2 -1  2 11 17 11 10 11 10  9 12 22 27 21 17 11 10 11
Min chill         9     4    -1    -1    10     9     7     7    20    11     9
Blizzard       W  W  W


Date           02/27/17  Tue 02/28/17  Wed 03/01/17  Thu 03/02/17  Fri 03/03/17
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      30    42      25    36      21    38      19    41
Temp          30 32 32   31 41 40 32   25 34 34 23   23 37 34 25   20 35 41
Dewpt         27 30 30   29 36 34 27   22 24 23 18   18 24 23 18   15 22 25
PWind dir         S      SE    SW      NW    NW       W     W      NW    SW
Wind char        GN      LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC B1 B2   B2 B2 B2 B2   B1 B1 SC SC   SC SC SC SC   FW FW SC
PoP 12hr         20      50    40      10    10      10    30       0     0
Rain                 C       C
Snow              S  C    C  C                           C

$$
IAZ094-251000-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
223 PM CST Fri Feb 24 2017

Date           02/24/17      Sat 02/25/17            Sun 02/26/17            Mon
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                      19          35          25          46          26
Temp          32 28 26 24 21 19 21 30 35 30 25 26 27 27 33 43 46 41 32 28 26 27
Dewpt         24 21 20 17 15 14 14 14 16 16 16 17 17 18 21 25 26 26 25 24 23 24
RH            72 75 78 74 77 80 74 51 45 55 68 68 65 68 61 49 45 55 75 85 88 88
Wind dir      NW NW NW NW NW NW NW NW NW SW  S  S  S SW SW SW SW SW SE  S NE  E
Wind spd      19 20 20 18 18 18 14 12 10  5  5  9 11 11 12 13 11  6  5  3  4  5
Wind gust     32
Clouds        OV OV OV B2 SC FW FW FW SC SC SC SC B1 B2 B2 B2 SC SC SC SC SC SC
PoP 12hr                     60           0           0          10          10
QPF 12hr                   0.03           0           0           0           0
Snow 12hr                     1       00-00       00-00
Snow           C  L  C                                                        S
Obvis            BS BS
Wind chill    20 15 12 10  6  4  8 20 27 24 18 17 16 16 24 36                21
Min chill        15     9     4     5    23    16    15    17    35    23    19


Date           02/27/17  Tue 02/28/17  Wed 03/01/17  Thu 03/02/17  Fri 03/03/17
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          49      37    57      31    44      26    48      25    50
Temp          46 46 39   40 57 49 38   31 42 42 31   27 46 43 31   26 46 49
Dewpt         30 34 34   37 39 35 30   26 23 22 20   20 22 20 18   19 19 22
PWind dir        SE       S    SW      NW    NW       W     W      NW    SW
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC B1 B2   B2 B2 B2 B2   B1 B1 SC SC   FW FW FW FW   FW FW SC
PoP 12hr         30      30    30      10     5       5     5       0     0
Rain              C  C    S  C
Snow           S

$$
IAZ017-251000-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
223 PM CST Fri Feb 24 2017

Date           02/24/17      Sat 02/25/17            Sun 02/26/17            Mon
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                      13          25          16          32          15
Temp          25 23 20 17 15 13 14 20 25 18 16 17 20 17 20 28 32 25 21 17 15 16
Dewpt         22 20 17 14 13 11 11 14 18 16 16 17 19 16 20 25 27 23 20 17 15 15
RH            88 88 88 88 92 91 88 77 74 92100100 96 96100 88 81 92 96100100 96
Wind dir       N  N  N NW NW NW NW NW  W SW SW  S  S SW  W SW  W SW SW SW SW  S
Wind spd      24 24 21 20 19 18 16 14 11  9  8 10 11  9 10 10  9  6  5  5  5  5
Wind gust     39    32
Clouds        OV OV OV B2 B1 SC FW FW SC B1 B2 B2 B2 B1 B1 SC SC SC SC SC SC FW
PoP 12hr                     70           0           5           5           5
QPF 12hr                   0.06           0           0           0           0
Snow 12hr                     1       00-00       00-00
Snow           D  D  C
Obvis         BS BS BS
Wind chill    10  7  4  0 -2 -4 -2  7 14  7  5  6  8  6  9 19 24 17 13  8  6  7
Min chill         7     0    -6    -5     7     5     5     5    17     6     5
Blizzard       W  W  W


Date           02/27/17  Tue 02/28/17  Wed 03/01/17  Thu 03/02/17  Fri 03/03/17
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      27    38      24    33      17    34      16    35
Temp          29 31 30   28 37 37 31   24 32 31 21   18 32 31 22   17 31 34
Dewpt         25 29 27   27 34 34 27   22 24 22 17   16 23 22 17   14 22 24
PWind dir         S      SE     S       W    NW       W     W      NW    SW
Wind char        LT      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC B1 B2   B2 B2 B2 B2   B2 B1 B1 SC   SC SC SC SC   FW SC B1
PoP 12hr         10      50    40      10    10       5    20       5     0
Rain                         C  S
Snow                 C    C  C                           S  S

$$
IAZ049-251000-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
223 PM CST Fri Feb 24 2017

Date           02/24/17      Sat 02/25/17            Sun 02/26/17            Mon
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                      16          27          20          39          21
Temp          29 26 22 21 18 16 17 23 27 22 20 21 24 24 27 36 39 33 27 23 21 22
Dewpt         25 22 20 17 16 14 13 14 18 17 18 19 20 20 24 26 29 27 25 21 20 20
RH            85 85 92 84 92 92 84 68 68 81 92 92 84 84 88 67 67 78 92 92 96 92
Wind dir       N NW NW NW NW NW NW NW  W  W SW  S  S SW SW SW  W  W SW SW SW  S
Wind spd      21 21 23 20 20 19 16 14 12  6  5  9 11 11 11 12 11  6  5  4  3  4
Wind gust     34 32             26
Clouds        OV OV OV B2 B2 B1 SC FW FW B1 B1 B2 B1 B1 SC SC SC SC SC SC SC SC
PoP 12hr                     80           5           0           5           5
QPF 12hr                   0.06           0           0           0           0
Snow 12hr                     1       00-00       00-00
Snow           D  L  L  S
Obvis         BS BS BS
Wind chill    16 11  6  5  1 -1  2 10 16 14 12 11 13 13 17 28 32 27 21 17    16
Min chill        10     5    -1     0    12    10    11    13    27    16    15
Winter Weath   Y  Y  Y


Date           02/27/17  Tue 02/28/17  Wed 03/01/17  Thu 03/02/17  Fri 03/03/17
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          42      31    50      27    38      22    40      21    42
Temp          40 39 34   33 49 43 34   27 37 35 26   23 39 35 26   22 39 40
Dewpt         29 32 32   32 40 35 29   25 24 22 19   18 24 22 19   18 19 22
PWind dir         S      SE     S      NW    NW       W     W      NW    SW
Wind char        LT      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC B1 B2   B2 B2 B2 B2   B1 B1 SC SC   SC SC SC SC   FW SC SC
PoP 12hr         30      50    40      10    10       5    30       0     0
Rain              C  C       C  S                        C  C
Snow                 C    C  C                           C

$$
IAZ086-251000-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
223 PM CST Fri Feb 24 2017

Date           02/24/17      Sat 02/25/17            Sun 02/26/17            Mon
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          33          24          46          26
Temp          36 33 27 25 22 21 21 28 33 29 24 24 26 28 33 43 46 42 33 29 26 28
Dewpt         29 25 22 20 18 15 15 14 16 17 18 18 19 19 22 26 28 28 27 26 24 25
RH            75 72 81 81 84 77 77 55 49 60 77 77 74 68 63 51 49 57 78 88 92 88
Wind dir      NW NW NW NW NW NW NW NW NW  W SW  S  S  S SW SW SW SW  S SW SE SE
Wind spd      14 19 21 20 20 19 17 17 14  6  4  6 10 12 14 16 13  6  5  4  4  5
Wind gust     25                27
Clouds        OV OV OV OV B2 B1 SC FW FW B1 B1 B1 B1 B1 B2 B2 B1 B1 SC SC SC SC
PoP 12hr                     60           5           5          20           5
QPF 12hr                   0.06           0           0           0           0
Snow 12hr                     1       00-00       00-00
Drizzle        C
Rain                                                        S  S
Snow           S  L  L  C
Obvis            BS BS
Wind chill    27 21 13 11  7  5  7 16 23 22 18 16 16 17 23 36       27    20 22
Min chill        20    11     4     5    18    15    15    18    35    22    19


Date           02/27/17  Tue 02/28/17  Wed 03/01/17  Thu 03/02/17  Fri 03/03/17
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      38    58      32    44      25    46      25    47
Temp          46 46 40   40 57 52 39   32 42 42 30   27 45 40 29   27 45 45
Dewpt         31 34 37   38 43 37 33   27 26 23 21   20 24 21 20   19 20 21
PWind dir        SE      SE    SW      NW    NW      NW     W      NW    SW
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC B1 B2   B2 B2 B2 B2   B2 B1 B1 SC   SC SC SC FW   FW FW SC
PoP 12hr         30      50    40      10    10       5    30       0     0
Rain              C  C    S  C  C                           C

$$



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