Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
1107 AM CST Sun Feb 25 2018

IAZ060-252200-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
1107 AM CST Sun Feb 25 2018

Date             Sun 02/25/18            Mon 02/26/18            Tue 02/27/18
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                      44          25          54          33          54
Temp                   39 44 40 35 31 28 26 33 50 53 45 36 34 33 34 40 53 53 52
Dewpt                  23 23 23 23 23 22 20 22 26 29 29 29 29 30 30 34 38 39 39
RH                     52 43 50 61 72 78 78 63 39 39 53 75 82 89 85 79 57 59 61
Wind dir                W  W  W SW SW SW SW SW SW  S  S  S  S  S  S  S  S SW  N
Wind spd               16 14  9  6  4  4  4  5 10 11  9  8  8  6  6  9 11  6  5
Clouds                 SC SC SC FW FW CL CL FW FW CL FW CL FW FW FW FW B1 B2 B1
PoP 12hr                      0           0           0           0          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill             31 36 34 29       20             29 27 27 28 34
Min chill              26    33    25    19    22    39    26    26    26


Date               Wed 02/28/18  Thu 03/01/18  Fri 03/02/18  Sat 03/03/18
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            35    47      33    39      25    43      26    46
Temp          38   36 46 45 39   33 39 37 29   26 38 40 29   28 44 41
Dewpt         34   33 38 40 36   32 31 28 24   21 26 26 23   22 30 30
PWind dir           N    NE       N    NW      NW     N       E    SE
Wind char          LT    LT      GN    BZ      GN    GN      LT    GN
Avg clouds    B1   B1 B1 B2 OV   OV B2 B1 SC   FW FW SC SC   FW FW FW
PoP 12hr           10    70      80    40       5     0       0     0
Rain                   S  L  D    L  C  S
Snow                              L  C

$$
IAZ039-252200-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
1107 AM CST Sun Feb 25 2018

Date             Sun 02/25/18            Mon 02/26/18            Tue 02/27/18
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                      35          20          46          30          49
Temp                   32 35 32 28 26 24 21 27 38 45 41 34 32 30 30 35 48 47 46
Dewpt                  22 23 23 21 21 20 19 21 29 32 30 29 28 28 28 32 36 37 37
RH                     66 61 69 75 81 84 92 78 70 60 65 82 85 92 92 89 63 68 71
Wind dir                W  W  W SW SW  S  S  S  S  S  S  S  S  S  S  S  S SW  N
Wind spd               17 16 10  6  3  2  2  5  8  9  9  9  9  8  6  6  8  6  5
Clouds                 CL CL CL CL CL CL FW FW FW FW FW FW FW FW FW FW B1 B2 B1
PoP 12hr                      0           0           0           0          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                    S  S  C
Wind chill             21 25 24 21          20 32    35 26 25 22 22 29
Min chill              18    22    20    18    17    34    24    20    22


Date               Wed 02/28/18  Thu 03/01/18  Fri 03/02/18  Sat 03/03/18
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            32    43      32    37      22    37      22    40
Temp          37   33 42 41 36   32 37 35 27   23 32 34 26   23 38 35
Dewpt         33   31 37 40 36   32 33 31 24   19 25 25 21   20 27 28
PWind dir           N    NE      NE     N      NW     N       E     E
Wind char          LT    LT      GN    BZ      GN    GN      LT    GN
Avg clouds    B2   B1 B1 B2 OV   OV OV B2 B1   SC FW SC SC   SC FW FW
PoP 12hr           30    50      90    80      20     0       0     0
Rain           C          C  D    D  D  C  S
Snow                              D  D  C  S

$$
IAZ048-252200-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
1107 AM CST Sun Feb 25 2018

Date             Sun 02/25/18            Mon 02/26/18            Tue 02/27/18
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          21          49          30          50
Temp                   35 40 37 33 29 26 22 30 44 48 41 34 31 31 30 35 49 48 45
Dewpt                  22 22 22 22 22 21 19 21 28 31 29 30 29 30 30 32 36 38 37
RH                     59 48 54 63 75 81 88 69 53 51 62 85 92 96100 89 61 68 73
Wind dir                W  W SW SW SW SW  S  S  S  S  S  S  S  S  S  S  S SW  N
Wind spd               17 16 10  6  4  3  3  5  9 10  9  8  8  6  6  8 10  6  5
Clouds                 CL CL CL CL CL FW FW CL CL CL FW CL FW FW FW SC B1 B2 B1
PoP 12hr                      0           0           0           0          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill             25 32 30 26          23       35 26 23 23 23 29
Min chill              21    27    24    16    17    33    22    22    24


Date               Wed 02/28/18  Thu 03/01/18  Fri 03/02/18  Sat 03/03/18
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            31    43      31    37      23    40      23    42
Temp          32   32 42 41 36   31 37 35 27   24 35 37 27   25 40 38
Dewpt         31   31 36 38 35   30 31 29 23   20 25 27 22   21 29 30
PWind dir           N    NE       N    NW      NW    NE       E    SE
Wind char          LT    LT      GN    WY      GN    GN      GN    GN
Avg clouds    B1   B1 B1 B2 OV   OV B2 B1 SC   FW FW SC SC   FW FW FW
PoP 12hr           10    70      80    50       5     0       0     0
Frzg rain                         S
Rain                      L  D    L  C  S
Snow                              L  C  S

$$
IAZ004-252200-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
1107 AM CST Sun Feb 25 2018

Date             Sun 02/25/18            Mon 02/26/18            Tue 02/27/18
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                      29          15          39          22          35
Temp                   26 29 26 22 20 17 16 21 33 38 33 30 27 26 22 24 31 35 28
Dewpt                  16 19 18 16 14 12 12 16 25 31 29 29 25 25 22 23 27 29 26
RH                     65 66 71 77 77 80 84 81 72 76 85 96 92 96100 96 85 78 92
Wind dir                W  W SW SW SW SW SW  S  S  S  S  S SW SW  W NE NE  N  N
Wind spd               21 19 14 11  9  8  9 10 12 13 13 12 10  8  5  4  6  6  8
Wind gust              32
Clouds                 FW FW FW CL CL CL CL CL CL FW SC FW FW FW SC SC B1 B1 B1
PoP 12hr                      0           0           0           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill             12 16 15 10  9  7  4 10 24 30 24 20 18 18 15 18 24 29 20
Min chill               8    13     8     4     4    23    17    15    15    20


Date               Wed 02/28/18  Thu 03/01/18  Fri 03/02/18  Sat 03/03/18
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            18    33      24    32      16    32      18    33
Temp          19   18 29 33 31   24 31 29 18   18 28 29 19   20 31 30
Dewpt         19   18 26 29 27   24 26 24 16   16 22 22 17   17 24 25
PWind dir           N    NE       N    NW       N     E       E    SE
Wind char          LT    GN      BZ    BZ      GN    GN      GN    GN
Avg clouds    B1   B1 B1 B2 OV   B2 B2 SC SC   SC SC SC SC   SC SC SC
PoP 12hr            5    40      80    30       5     0       0    10
Frzg rain                 C  S    C
Rain                      C  D
Snow                      C  D    L  C  C

$$
IAZ035-252200-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
1107 AM CST Sun Feb 25 2018

Date             Sun 02/25/18            Mon 02/26/18            Tue 02/27/18
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                      33          17          41          27          43
Temp                   30 33 30 25 21 18 20 25 37 40 38 33 33 29 27 31 42 42 38
Dewpt                  19 21 20 18 15 13 15 19 28 33 30 30 28 28 27 29 33 34 32
RH                     63 61 66 74 77 80 81 78 70 76 73 89 82 96100 92 70 73 79
Wind dir                W  W SW SW SW  S  S  S  S  S  S  S  S  S  S  S  S  N  N
Wind spd               13 13  9  6  5  4  5  8 10 10 11 10 10  9  5  5  5  5  5
Clouds                 CL CL CL CL CL CL CL CL CL FW FW FW FW FW SC SC B1 B2 B1
PoP 12hr                      0           0           0           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill             19 24 23 17 14 11 12 16 30 33 31 25 25 21 20 25
Min chill              16    22    13    10    12    29    23    19    20    34


Date               Wed 02/28/18  Thu 03/01/18  Fri 03/02/18  Sat 03/03/18
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            25    39      28    35      20    36      21    38
Temp          26   25 37 38 35   28 35 32 24   21 32 33 25   22 36 34
Dewpt         26   24 32 34 31   27 29 27 20   17 24 24 20   18 28 28
PWind dir           N    NE       N    NW       N    NE       E    SE
Wind char          LT    LT      BZ    BZ      GN    GN      GN    GN
Avg clouds    B1   B1 B1 B2 OV   OV B2 B1 SC   SC SC SC SC   SC FW SC
PoP 12hr            5    80      80    40       5     0       0     5
Frzg rain                         S  C
Rain                      D  D    L  C  S
Snow                              L  C  S

$$
IAZ094-252200-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
1107 AM CST Sun Feb 25 2018

Date             Sun 02/25/18            Mon 02/26/18            Tue 02/27/18
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                      45          26          55          34          58
Temp                   41 45 41 36 33 29 27 36 51 54 47 39 36 34 35 43 55 58 55
Dewpt                  24 24 24 24 24 22 21 22 25 28 29 30 29 30 31 35 38 40 41
RH                     50 43 50 61 69 75 78 56 36 36 49 70 75 85 85 73 53 51 59
Wind dir                W  W SW SW SW SW SW SW SW  S  S  S  S  S  S  S  S SW  S
Wind spd               13 13  8  6  6  5  5  8 10 11  8  8  8  9 10 12 14 13  9
Wind gust                                                              25
Clouds                 FW SC SC FW FW CL CL CL CL CL CL CL FW FW FW SC SC B2 B1
PoP 12hr                      0           0           0           0          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          C
Wind chill             33 39       27 23 20 30          33 30 26 28 37
Min chill              30    35    26    19    21          27    25    28


Date               Wed 02/28/18  Thu 03/01/18  Fri 03/02/18  Sat 03/03/18
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            39    51      33    41      25    45      27    48
Temp          44   40 50 49 39   33 40 39 29   26 40 41 31   29 45 47
Dewpt         38   37 42 43 36   31 30 27 23   21 27 27 23   23 31 31
PWind dir          SW     E       N    NW      NW    NE       E    SE
Wind char          LT    LT      BZ    WY      GN    GN      GN    GN
Avg clouds    B1   B2 B2 B2 OV   B2 B2 SC SC   FW FW FW FW   FW FW FW
PoP 12hr           30    70      80    30       5     0       0     0
Rain           C    C  C  L  D    C  C  S
Snow                              S  S

$$
IAZ017-252200-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
1107 AM CST Sun Feb 25 2018

Date             Sun 02/25/18            Mon 02/26/18            Tue 02/27/18
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                      32          16          40          25          40
Temp                   27 32 30 24 20 18 17 23 36 39 36 32 30 28 25 29 38 40 36
Dewpt                  18 20 20 18 16 14 14 19 27 31 30 29 28 28 25 28 32 34 31
RH                     68 61 66 77 84 84 88 84 69 73 79 88 92100100 96 79 79 82
Wind dir                W  W  W SW SW SW  S  S  S  S  S  S  S SW SW  S SE  N  N
Wind spd               20 17 12 10  8  5  5  8 10 11 11 11 10  9  6  4  4  5  6
Wind gust              32
Clouds                 CL FW CL CL CL CL CL CL CL FW FW FW FW FW SC SC B1 B2 B1
PoP 12hr                      0           0           0           0          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill             13 21 20 14 10 10  9 14 29 32 28 23 21 20 17
Min chill               9    16    10     9    10    27    20    16    17    30


Date               Wed 02/28/18  Thu 03/01/18  Fri 03/02/18  Sat 03/03/18
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    38      29    35      19    33      20    35
Temp          27   25 35 38 34   29 35 32 23   20 29 30 24   21 34 31
Dewpt         27   24 32 34 32   29 31 28 21   16 23 23 19   18 26 26
PWind dir           N    NE       N     N       N     N       E    SE
Wind char          LT    LT      GN    BZ      GN    GN      GN    GN
Avg clouds    B1   B1 B1 B2 OV   OV B2 B1 SC   SC FW SC SC   SC FW SC
PoP 12hr            5    50      80    70       5     0       0     5
Frzg rain                         S
Rain                      C  D    D  S  C
Snow                              D  L  C

$$
IAZ049-252200-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
1107 AM CST Sun Feb 25 2018

Date             Sun 02/25/18            Mon 02/26/18            Tue 02/27/18
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          22          50          30          50
Temp                   35 38 35 31 29 25 23 29 45 49 40 33 32 30 30 37 49 49 46
Dewpt                  23 23 23 23 23 21 20 21 26 31 30 30 29 29 30 33 36 38 38
RH                     61 54 61 72 78 84 88 72 47 50 67 89 88 96100 85 61 66 73
Wind dir                W  W  W SW SW SW  S  S  S  S  S  S  S  S  S  S  S SW  N
Wind spd               19 18 10  6  4  3  4  5  9 10  9  9  9  8  8  9 10  8  6
Wind gust              29
Clouds                 CL FW CL CL CL FW FW CL CL CL FW FW FW FW FW FW B1 B2 B1
PoP 12hr                      0           0           0           0          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          S
Wind chill             23 28 27 24       17 23       34 25 24 22 23 30
Min chill              19    25    24    17    18    34    23    22    23


Date               Wed 02/28/18  Thu 03/01/18  Fri 03/02/18  Sat 03/03/18
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            33    43      31    37      22    38      22    40
Temp          38   34 42 42 37   31 37 34 26   23 34 34 25   24 38 36
Dewpt         34   32 38 40 37   31 32 29 24   20 25 26 21   20 29 29
PWind dir           N    NE      NE    NW      NW     N       E    SE
Wind char          LT    LT      GN    WY      GN    GN      GN    GN
Avg clouds    B2   B1 B1 B2 OV   OV B2 B1 SC   SC FW SC SC   FW FW FW
PoP 12hr           20    70      90    70      10     0       0     0
Rain           S          L  D    D  L  C
Snow                              D  L  C

$$
IAZ086-252200-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
1107 AM CST Sun Feb 25 2018

Date             Sun 02/25/18            Mon 02/26/18            Tue 02/27/18
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          26          57          34          59
Temp                   41 46 42 36 32 29 27 37 53 56 46 38 36 35 35 44 56 58 54
Dewpt                  25 25 25 24 24 23 22 24 27 29 29 30 29 30 31 35 40 40 41
RH                     52 43 50 61 72 78 81 59 36 35 51 73 75 82 85 70 55 51 61
Wind dir                W  W SW SW SW SW SW SW SW  S  S  S  S  S  S  S  S SW  S
Wind spd               16 17 10  8  5  4  4  6 10 10  8  8  8  9  9 11 14 12  9
Clouds                 CL FW SC FW CL CL CL CL CL CL CL CL FW CL FW FW SC SC B1
PoP 12hr                      0           0           0           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          S
Wind chill             33 39 36 30 26                   32 30 28 28 38
Min chill              31    36    26    22    23    39    28    25    29


Date               Wed 02/28/18  Thu 03/01/18  Fri 03/02/18  Sat 03/03/18
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            40    53      36    42      26    45      27    48
Temp          46   40 51 51 45   37 41 40 31   27 40 40 31   29 46 43
Dewpt         40   38 44 45 41   36 33 30 26   22 27 27 24   23 31 31
PWind dir          SW    SE      NE    NW      NW     N      NE    SE
Wind char          LT    LT      GN    WY      BZ    GN      LT    GN
Avg clouds    B2   B2 B2 B2 OV   OV B2 B1 SC   SC FW SC SC   FW FW FW
PoP 12hr           20    40      90    50      20     0       0     0
Rain           S    S  C  C  D    L  C  C  S
Snow                                 S     S

$$



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