Point Forecast Matrices
Issued by NWS Des Moines, IA

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

IAZ060-252200-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
738 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                      43          23          52          33          54
Temp                27 38 43 36 31 26 25 24 31 48 52 45 36 34 33 34 40 53 53 52
Dewpt               20 23 25 25 24 22 21 20 23 27 29 29 29 29 30 30 34 38 39 39
RH                  74 54 49 64 75 85 84 84 72 44 41 53 75 82 89 85 79 57 59 61
Wind dir             W  W  W SW SW SW SW  S SW SW  S  S  S  S  S  S  S  S SW  N
Wind spd            13 14 12  6  5  4  4  4  5 10 11  9  8  8  6  6  9 11  6  5
Clouds              FW FW SC SC CL FW FW FW 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          16 29 36    25 20 19 17             29 27 27 28 34
Min chill              13    30    19    16    17    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
738 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                      36          19          45          30          49
Temp                24 32 36 30 26 22 19 19 26 41 45 41 34 32 30 30 35 48 47 46
Dewpt               19 23 26 24 22 20 19 18 22 29 32 30 29 28 28 28 32 36 37 37
RH                  81 69 67 78 85 92100 96 85 62 60 65 82 85 92 92 89 63 68 71
Wind dir             W  W  W SW SW SW  S  S  S  S  S  S  S  S  S  S  S  S SW  N
Wind spd            14 17 14  8  6  4  3  4  5  9  9  9  9  9  8  6  6  8  6  5
Clouds              CL FW FW FW CL CL FW 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          10 22 27 24 18 16    12 19 35    35 26 25 22 22 29
Min chill               4    22    15    11    12    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
738 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                      39          21          49          30          50
Temp                23 35 39 33 27 23 21 21 28 45 48 41 34 31 31 30 35 49 48 45
Dewpt               19 23 25 25 23 22 20 19 22 28 31 29 30 29 30 30 32 36 38 37
RH                  84 61 57 72 85 96 96 92 78 51 51 62 85 92 96100 89 61 68 73
Wind dir             W  W  W SW SW SW SW  S  S SW  S  S  S  S  S  S  S  S SW  N
Wind spd            14 14 12  8  4  4  3  4  6 10 10  9  8  8  6  6  8 10  6  5
Clouds              CL FW FW FW FW FW FW FW FW FW 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          12 25 31 26    17 15 15 21 39    35 26 23 23 23 29
Min chill               8    26    16    13    15    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
738 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                      30          14          38          22          35
Temp                15 25 30 24 20 16 15 14 22 33 38 33 30 27 26 22 24 31 35 28
Dewpt               12 19 23 21 18 15 14 13 18 26 31 29 29 25 25 22 23 27 29 26
RH                  88 78 75 88 92 96 96 96 84 75 76 85 96 92 96100 96 85 78 92
Wind dir             W  W  W SW SW SW SW SW SW SW  S  S  S SW SW  W NE NE  N  N
Wind spd            17 18 16 11 10  9  8  9 10 13 13 13 12 10  8  5  4  6  6  8
Clouds              CL FW FW FW CL FW FW FW CL FW 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          -2 11 19 13  8  4  4  3 11 23 30 24 20 18 18 15 18 24 29 20
Min chill              -3    13     2     2     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
738 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                      34          16          42          27          43
Temp                17 29 34 28 21 19 17 16 24 39 42 38 33 33 29 27 31 42 42 38
Dewpt               17 22 25 22 19 17 15 14 21 29 33 30 30 28 28 27 29 33 34 32
RH                 100 75 69 78 92 92 92 92 88 67 70 73 89 82 96100 92 70 73 79
Wind dir             W  W  W SW SW SW  S  S  S SW  S  S  S  S  S  S  S  S  N  N
Wind spd            16 16 13  8  5  5  5  5  8 11 10 11 10 10  9  5  5  5  5  5
Clouds              CL FW FW FW FW FW FW FW FW FW 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           2 17 25 19 15 11  9  8 16 32 36 31 25 25 21 20 25
Min chill              -1    19    10     6     8    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
738 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          25          53          34          58
Temp                30 41 46 39 32 28 26 26 35 50 52 47 39 36 34 35 43 55 58 55
Dewpt               22 23 24 24 24 22 22 21 24 27 28 29 30 29 30 31 35 38 40 41
RH                  72 48 42 54 72 78 85 81 64 41 39 49 70 75 85 85 73 53 51 59
Wind dir             W SW SW SW SW SW SW SW SW SW  S  S  S  S  S  S  S  S SW  S
Wind spd            11 13 12  6  6  6  5  5  6 10 11  8  8  8  9 10 12 14 13  9
Wind gust                                                              25
Clouds              CL SC B1 B1 FW CL 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          20 34    33 25 22 20 20 29          33 30 26 28 37
Min chill              13    32    21    18    20          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
738 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                      31          15          40          25          40
Temp                17 27 31 26 21 17 16 15 23 36 40 36 32 30 28 25 29 38 40 36
Dewpt               16 21 24 23 20 17 16 14 20 28 31 30 29 28 28 25 28 32 34 31
RH                  96 78 75 88 96100100 96 88 72 70 79 88 92100100 96 79 79 82
Wind dir             W  W  W SW SW SW SW  S  S  S  S  S  S  S SW SW  S SE  N  N
Wind spd            16 16 14 10  9  6  6  6  8 10 11 11 11 10  9  6  4  4  5  6
Clouds              CL FW FW FW FW FW FW FW FW FW 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           2 14 20 15 11  8  7  4 14 28 33 28 23 21 20 17
Min chill              -3    14     6     4     6    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
738 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          20          48          30          50
Temp                24 35 38 32 26 23 20 20 28 44 47 40 33 32 30 30 37 49 49 46
Dewpt               19 22 25 24 23 22 20 19 23 27 31 30 30 29 29 30 33 36 38 38
RH                  81 59 59 72 88 96100 96 81 51 53 67 89 88 96100 85 61 66 73
Wind dir             W  W  W  W SW SW SW  S  S SW  S  S  S  S  S  S  S  S SW  N
Wind spd            14 16 14  8  5  4  4  4  5 10 10  9  9  9  8  8  9 10  8  6
Wind gust              26
Clouds              CL FW FW FW FW FW FW FW FW FW 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          10 24 30 25 19 17 14 14 21 38    34 25 24 22 23 30
Min chill               8    24    15    13    15    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
738 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          24          53          34          59
Temp                32 42 45 38 32 28 26 25 35 50 53 46 38 36 35 35 44 56 58 54
Dewpt               22 24 25 25 24 23 22 22 26 29 29 29 30 29 30 31 35 40 40 41
RH                  66 48 45 59 72 81 85 88 69 44 39 51 73 75 82 85 70 55 51 61
Wind dir             W  W  W SW SW SW SW SW  S SW  S  S  S  S  S  S  S  S SW  S
Wind spd            14 14 13  6  5  5  4  4  5 10 10  8  8  8  9  9 11 14 12  9
Clouds              CL FW SC B1 SC 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          23 35 39    26 22 20                32 30 28 28 38
Min chill              17    33    20    17    22    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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