Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
936 PM CST Sun Feb 26 2017

IAZ060-271000-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
936 PM CST Sun Feb 26 2017

Date           02/26/17      Mon 02/27/17            Tue 02/28/17            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                      29          54          42          57          34
Temp                   31 30 29 36 45 54 48 42 42 42 45 50 57 56 50 44 40 36 34
Dewpt                  24 23 24 27 31 34 34 36 39 40 40 44 45 43 41 37 34 32 30
RH                     75 75 81 69 58 46 58 79 89 93 82 80 64 62 71 76 79 85 85
Wind dir                S SE  S  S  S  S SE SE SE  S  S  S SW  W NW NW  N NW NW
Wind spd                3  3  5  6  9 10  8  8  8  8  8  9  8 10  9 10 10 10 11
Clouds                 FW FW FW SC SC B1 B2 OV B2 B2 B2 B2 OV OV OV OV OV OV OV
PoP 12hr                      0           0          50          20          20
QPF 12hr                      0           0        0.01           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                      C  C  S  S              S  S  S  S
Rain shwrs                                            S  S  S  S
Snow                                                                       C
Obvis                  PF PF PF
Wind chill                      30             36                   38 34 29 26
Min chill              25    23    24          35    35                32    24


Date           03/01/17  Thu 03/02/17  Fri 03/03/17  Sat 03/04/17  Sun 03/05/17
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    42      21    45      33    62      39    61
Temp          40 40 30   27 41 38 25   23 41 44 36   36 58 59 46   40 57 58
Dewpt         27 24 21   19 22 19 16   14 16 20 21   27 34 34 35   34 38 38
PWind dir        NW       W    NW      NW     S       S    SW      SW    SW
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B2 SC SC   FW SC SC FW   FW SC SC SC   SC FW FW FW   SC SC SC
PoP 12hr         10       0    20       0     0       5     0       5     5
Rain                         S
Snow                         S

$$
IAZ039-271000-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
936 PM CST Sun Feb 26 2017

Date           02/26/17      Mon 02/27/17            Tue 02/28/17            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                      20          48          38          52          31
Temp                   22 21 21 28 41 48 42 38 38 39 40 44 49 52 47 41 37 34 31
Dewpt                  22 21 21 26 31 34 33 34 35 36 37 40 44 44 42 37 34 32 30
RH                    100100100 92 67 58 70 85 89 89 89 86 83 74 83 85 89 92 96
Wind dir                S SE SE  S  S  S SE SE SE SE SE  S  S  W NW NW NW NW NW
Wind spd                3  3  4  6 10 10  8  9 10  9  8  8  8  8  6 10 10  9 10
Clouds                 FW FW SC SC SC SC B1 OV OV OV OV OV OV OV OV B2 OV OV OV
PoP 12hr                      0           0          60          30          20
QPF 12hr                      0           0        0.09        0.02           0
Snow 12hr                 00-00       00-00       00-00
Rain                                      C  C  L  L  C  C  C  C  S  S  S
Rain shwrs                                            C  C  C  C
Snow                                                                       S  S
Obvis                  PF PF PF
Wind chill             16    14 21 35       31 31 33                35 30 26 22
Min chill              15    12    14    36    30    31    35          29    22


Date           03/01/17  Thu 03/02/17  Fri 03/03/17  Sat 03/04/17  Sun 03/05/17
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    35      17    38      28    54      34    53
Temp          35 35 27   24 34 31 22   18 35 37 30   31 51 51 39   35 51 49
Dewpt         28 26 22   19 22 19 15   13 16 20 22   24 35 36 33   31 37 37
PWind dir        NW      NW    NW      NW    SW       S    SW      SW    SW
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    OV B2 SC   SC B1 B1 SC   FW SC B1 B1   SC SC SC SC   SC B1 B1
PoP 12hr         20       5    20       5     5      10     0       5    10
Rain                            S
Snow           S             S  S

$$
IAZ048-271000-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
936 PM CST Sun Feb 26 2017

Date           02/26/17      Mon 02/27/17            Tue 02/28/17            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          50          38          53          31
Temp                   26 24 25 32 43 50 44 38 39 41 42 46 53 51 46 41 37 34 32
Dewpt                  22 21 22 25 30 35 34 35 36 37 38 41 44 42 41 36 33 31 29
RH                     85 88 88 75 60 56 68 89 89 85 86 83 71 71 83 82 85 89 88
Wind dir                S  S  S  S  S SE SE SE SE SE SE  S  W  W NW NW NW NW NW
Wind spd                2  3  4  6  8 10  8  6  8  6  6  6  6  9  9 10 10 10 10
Clouds                 FW FW SC SC SC B1 B2 OV B2 OV B2 B2 OV OV OV OV OV OV OV
PoP 12hr                      0           0          50          20          20
QPF 12hr                      0           0        0.03           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                      C  C  C  S  S  S  S  S  S  S  S
Rain shwrs                                            S  S  S  S
Snow                                                                       S
Obvis                  PF PF PF
Wind chill                   19 26             33                   35 30 26 23
Min chill              22    18    19    38    32    33    36          30    22


Date           03/01/17  Thu 03/02/17  Fri 03/03/17  Sat 03/04/17  Sun 03/05/17
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      24    39      19    42      30    58      36    57
Temp          38 37 28   25 38 35 23   21 38 41 33   33 55 54 41   37 54 53
Dewpt         27 25 21   19 22 20 16   14 16 21 22   25 36 36 34   33 38 38
PWind dir        NW       W    NW      NW     S       S    SW      SW    SW
Wind char        GN      GN    GN      LT    GN      GN    GN      GN    GN
Avg clouds    B2 B1 SC   SC B1 B1 SC   FW SC B1 SC   SC SC FW FW   SC B1 SC
PoP 12hr         10       5    20       0     0       5     0       5    10
Rain                         S
Snow                         S

$$
IAZ004-271000-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
936 PM CST Sun Feb 26 2017

Date           02/26/17      Mon 02/27/17            Tue 02/28/17            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                      14          36          32          41          26
Temp                   16 14 14 19 31 36 33 32 33 32 32 36 40 41 39 34 32 28 26
Dewpt                  16 14 14 19 25 29 30 31 31 31 31 33 35 35 34 30 27 26 23
RH                    100100100100 78 75 89 96 92 96 96 89 82 79 82 85 81 92 88
Wind dir               SW  S  S  S  S  S  S  S SE  S SE  S NW NW NW NW  N NW NW
Wind spd                8  9 10 11 12 13 10 10  9  9  6  8  8 10 10 12 12 12 12
Clouds                 SC SC SC SC SC B1 B2 OV B2 OV OV OV OV B2 B2 B2 OV OV B2
PoP 12hr                      0           0          20          30          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Frzg rain                                    S        C
Rain                                         S        C  C
Snow                                      S
Obvis                  PF PF PF
Wind chill              5  3  1  7 21 27 25 24 25 24 26 30 34 35 32 25 23 17 15
Min chill               5     0     1    24    24    24    27    31    21    14


Date           03/01/17  Thu 03/02/17  Fri 03/03/17  Sat 03/04/17  Sun 03/05/17
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      19    31      14    37      26    49      31    47
Temp          34 33 22   20 30 28 17   17 33 37 31   27 46 47 36   32 46 43
Dewpt         23 23 17   15 17 16 10    9 16 22 21   23 31 33 29   29 32 32
PWind dir        NW      NW    NW       W     S       S    SW      NW     S
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B2 B1 SC   SC B1 B1 SC   FW SC SC SC   SC SC SC SC   B1 B1 B1
PoP 12hr         10      10    20       0     5       5     0       5     5
Snow                         S

$$
IAZ035-271000-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
936 PM CST Sun Feb 26 2017

Date           02/26/17      Mon 02/27/17            Tue 02/28/17            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                      17          44          35          46          29
Temp                   19 18 18 24 37 44 41 36 35 36 36 41 45 46 42 38 35 31 30
Dewpt                  19 17 17 22 29 33 33 34 34 34 33 36 40 39 37 34 30 28 26
RH                    100 96 96 92 72 65 73 92 96 92 89 82 82 76 82 85 82 88 85
Wind dir                S  S  S  S  S  S SE SE SE SE SE SE  W NW NW NW  N NW NW
Wind spd                4  5  6  9 10 12  9  9 10  9  6  8  6 10  9 10 11 11 11
Clouds                 FW FW SC SC SC B1 B2 OV B2 OV OV OV OV B2 OV B2 OV OV OV
PoP 12hr                      0           0          30          20          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                      C  C  S  S  S  S  S  S  S  S
Obvis                  PF PF PF
Wind chill             13 10  9 14 30 37 35 29 28 29 30          36 31 27 22 20
Min chill              12     8     9    32    26    27    29    35    26    19


Date           03/01/17  Thu 03/02/17  Fri 03/03/17  Sat 03/04/17  Sun 03/05/17
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    36      17    40      29    54      33    53
Temp          36 34 25   24 35 33 21   19 36 39 32   32 51 51 39   34 50 50
Dewpt         25 24 19   17 21 19 14   11 17 22 22   24 35 35 31   31 38 37
PWind dir        NW       W    NW      NW     S       S    SW      SW     S
Wind char        GN      GN    GN      LT    GN      GN    GN      GN    GN
Avg clouds    B2 B1 SC   SC B1 B1 SC   FW SC B1 SC   SC SC SC SC   SC B1 SC
PoP 12hr          5       5    20       5     5       5     0       5     5
Snow                         S

$$
IAZ094-271000-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
936 PM CST Sun Feb 26 2017

Date           02/26/17      Mon 02/27/17            Tue 02/28/17            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                      29          58          44          63          33
Temp                   33 30 29 36 50 58 50 46 45 45 44 50 62 61 55 47 42 37 33
Dewpt                  27 26 27 29 33 34 33 38 41 43 43 45 45 41 41 38 35 33 30
RH                     78 85 92 75 52 40 52 73 86 93 96 83 54 48 59 71 76 85 89
Wind dir                S  S  S  S  S  S SE SE  S  S  S  S SW  W NW NW  N NW NW
Wind spd                5  6  6  8 10 12  8 10 10  9 10 11 11 11  9 11 12 12 12
Clouds                 FW FW SC FW FW B1 B2 OV B2 B2 B2 B2 B2 B2 B2 OV OV OV OV
PoP 12hr                      5           5          40          20          50
QPF 12hr                      0           0        0.01           0        0.09
Snow 12hr                 00-00       00-00       00-00
Rain                                      C  C                       C  C  C
Rain shwrs                                            S  S  S  S  C
Snow                                                                          S
Sprinkles
Obvis                  PF PF PF
Wind chill                24 22 30                   38                35 29 25
Min chill              27    22    23          37    37    38          34    24


Date           03/01/17  Thu 03/02/17  Fri 03/03/17  Sat 03/04/17  Sun 03/05/17
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      26    46      21    47      34    62      41    61
Temp          41 39 31   27 45 40 27   22 43 46 37   37 59 59 48   42 58 58
Dewpt         26 23 20   19 22 19 17   15 16 20 23   27 34 34 35   36 38 37
PWind dir        NW       W     W       N     S       S    SW      SW    SW
Wind char        BZ      GN    GN      GN    GN      GN    BZ      GN    GN
Avg clouds    B2 SC FW   FW SC FW FW   FW SC B1 SC   FW FW FW FW   SC SC SC
PoP 12hr         20       0    10       0     0       0     0       5    10
Rain           S
Snow           S

$$
IAZ017-271000-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
936 PM CST Sun Feb 26 2017

Date           02/26/17      Mon 02/27/17            Tue 02/28/17            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                      16          40          33          44          28
Temp                   17 17 17 24 34 40 37 33 33 35 34 38 42 44 41 37 34 30 28
Dewpt                  17 16 17 22 28 32 31 32 32 32 32 35 39 38 37 33 30 29 26
RH                    100 96100 92 78 73 79 96 96 89 92 89 89 79 85 85 85 96 92
Wind dir               SW  S  S  S  S  S SE SE SE SE SE SE SW NW NW NW NW NW NW
Wind spd                5  5  6  9 10 10  8 10 10  9  6  8  6  9  9 11 12 11 12
Clouds                 FW SC SC SC FW B1 B2 OV OV OV OV OV OV OV B2 B2 B2 OV OV
PoP 12hr                      0           0          40          30          20
QPF 12hr                      0           0        0.01           0           0
Snow 12hr                 00-00       00-00       00-00
Frzg rain                                       C     C
Rain                                      S  C  C  C  C  C  S  S  S  S
Snow                                      S
Obvis                  PF PF PF
Wind chill              9  8  8 14 26 33 30 25 25 28 28 32       35 29 25 20 17
Min chill               7     6     8    28    24    25    27    33    24    16


Date           03/01/17  Thu 03/02/17  Fri 03/03/17  Sat 03/04/17  Sun 03/05/17
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      20    32      14    36      26    49      31    48
Temp          33 32 23   21 31 29 18   16 33 35 30   28 46 46 35   32 46 45
Dewpt         25 25 19   17 20 18 11    9 16 21 20   23 34 35 30   29 35 35
PWind dir        NW      NW    NW      NW    SW       S    SW       W    SE
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B2 B2 SC   SC B1 B1 SC   FW SC B1 B1   SC SC SC SC   SC B1 B1
PoP 12hr         10      10    30       0    10       5     0       5    10
Snow                         C  S

$$
IAZ049-271000-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
936 PM CST Sun Feb 26 2017

Date           02/26/17      Mon 02/27/17            Tue 02/28/17            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                      23          49          38          54          31
Temp                   24 24 23 31 41 49 42 38 38 39 40 46 52 53 48 42 38 34 31
Dewpt                  22 22 22 27 31 34 33 35 36 37 37 42 45 43 41 37 33 31 29
RH                     92 92 96 85 67 56 70 89 92 92 89 86 77 69 77 82 82 89 92
Wind dir                S SE SE  S  S  S SE SE SE SE SE  S  S  W NW NW NW NW NW
Wind spd                4  3  5  8 10 11  9  9 10  9  8  9  9 10  9 12 11 10 12
Clouds                 FW FW SC SC SC B1 B2 OV OV OV B2 B2 OV OV OV OV OV OV OV
PoP 12hr                      0           0          50          30          20
QPF 12hr                      0           0        0.05           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                      C  C  C  C              S  S  S
Rain shwrs                                            C  C  S  S
Snow                                                                       S  S
Obvis                  PF PF PF
Wind chill                   16 24 35       31 31 33                35 31 26 22
Min chill              18    16    17    36    30    31    35          29    21


Date           03/01/17  Thu 03/02/17  Fri 03/03/17  Sat 03/04/17  Sun 03/05/17
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    37      17    40      28    56      34    55
Temp          35 34 26   24 36 33 21   19 37 39 31   31 53 52 39   35 53 51
Dewpt         27 25 21   19 21 19 15   13 16 20 21   24 35 35 33   32 37 37
PWind dir        NW       W    NW      NW    SW       S    SW      SW    SW
Wind char        BZ      GN    GN      GN    GN      GN    BZ      GN    GN
Avg clouds    B2 B1 SC   SC B1 B1 SC   FW SC B1 B1   SC SC SC SC   SC B1 B1
PoP 12hr         20       5    20       5     0       5     0       5    10
Snow           S             S

$$
IAZ086-271000-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
936 PM CST Sun Feb 26 2017

Date           02/26/17      Mon 02/27/17            Tue 02/28/17            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                      30          56          43          63          35
Temp                   33 31 30 36 48 56 48 43 44 44 46 53 61 63 57 49 45 38 36
Dewpt                  27 27 27 30 33 34 34 37 41 43 43 48 48 44 44 41 38 36 33
RH                     78 85 88 79 56 43 58 79 89 96 89 83 62 50 62 74 76 92 89
Wind dir                S  S  S  S  S  S SE SE SE  S  S  S  S SW  W NW NW NW NW
Wind spd                5  6  6  8 10 12  8 11 12 11 10 12 13 13  8 10 10 12 12
Clouds                 FW FW SC FW CL B1 B2 OV B2 B2 B2 B2 OV OV OV OV OV OV OV
PoP 12hr                      0           0          50          30          50
QPF 12hr                      0           0        0.03           0        0.09
Snow 12hr                 00-00       00-00       00-00
Rain                                      C  C  C  C                 C  C  C  C
Rain shwrs                                            S  S  C  C  C
Snow                                                                          C
Sprinkles
Tstms                                           S
Obvis                  PF PF PF
Wind chill                25 23 30          37 38 38                   39 30 28
Min chill              26    23    24          36    38                37    26


Date           03/01/17  Thu 03/02/17  Fri 03/03/17  Sat 03/04/17  Sun 03/05/17
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    45      21    45      33    61      40    60
Temp          39 39 31   27 43 40 27   22 41 44 36   36 58 58 47   41 58 57
Dewpt         28 26 22   20 21 20 17   14 15 19 22   27 34 34 35   36 38 37
PWind dir        NW       W     W      NW    SW       S    SW      SW    SW
Wind char        BZ      GN    GN      GN    GN      GN    BZ      GN    GN
Avg clouds    B2 B1 SC   SC SC SC SC   FW SC SC B1   SC FW FW FW   SC SC B1
PoP 12hr         30       0    20       0     0       5     0       5    10
Rain           C             S
Snow           C             S

$$



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