Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
1037 AM CST Mon Feb 27 2017

IAZ060-272200-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
1037 AM CST Mon Feb 27 2017

Date             Mon 02/27/17            Tue 02/28/17            Wed 03/01/17
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                      54          45          58          33          43
Temp                   47 52 50 46 45 48 50 49 57 56 51 44 40 36 34 35 40 43 39
Dewpt                  34 32 32 35 40 44 47 46 46 42 40 35 33 31 29 28 27 25 24
RH                     60 46 50 65 82 86 89 89 67 59 66 70 76 82 82 75 59 49 54
Wind dir                S  S SE SE SE  S  S SW  W  W NW NW NW NW NW NW NW NW NW
Wind spd                9 10  8  9  8  8 10  9 10 10 10 11 10 10 12 12 16 16 11
Wind gust                                                           23 26 26
Clouds                 FW B1 B2 OV OV OV B2 B2 OV OV OV OV OV OV OV B2 B1 B1 SC
PoP 12hr                      0          30          20          40          20
QPF 12hr                      0        0.05        0.01        0.06        0.01
Snow 12hr                 00-00       00-00       00-00
Rain                          S  C  C  C  S  S  S  S  C  C  C  C     S
Snow                                                              S  S
Obvis                                 PF
Wind chill                                                 33 28 25 27 32 35 32
Min chill              35                                  32    24    25    30


Date               Thu 03/02/17  Fri 03/03/17  Sat 03/04/17  Sun 03/05/17
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            27    42      21    45      34    62      40    64
Temp          28   27 41 36 24   21 40 41 35   37 59 58 44   42 61 59
Dewpt         23   21 21 18 15   14 18 21 24   28 35 36 35   35 40 40
PWind dir           W    NW      NW     S       S    SW      SW     S
Wind char          GN    GN      LT    GN      GN    GN      LT    GN
Avg clouds    SC   FW SC SC FW   FW SC B1 SC   FW FW FW SC   SC SC B1
PoP 12hr            0    20       0     0       0     0       0    10
Rain                      S

$$
IAZ039-272200-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
1037 AM CST Mon Feb 27 2017

Date             Mon 02/27/17            Tue 02/28/17            Wed 03/01/17
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                      48          41          53          31          39
Temp                   43 48 43 42 41 43 43 44 52 52 47 42 38 34 33 33 36 39 35
Dewpt                  34 36 35 36 38 40 41 44 47 45 42 36 34 31 29 27 27 27 26
RH                     70 63 73 79 89 89 93100 83 77 83 79 85 89 85 78 69 62 69
Wind dir                S  S SE SE SE SE SE  S SW  W NW NW NW NW NW NW NW NW NW
Wind spd                9 10  9 11 11  6  8  9  9 10  8 10 10 10 11 12 13 13 10
Wind gust                                                              24 25
Clouds                 FW B1 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B1
PoP 12hr                      0          60          50          20          30
QPF 12hr                      0        0.12        0.09        0.04        0.02
Snow 12hr                 00-00       00-00       00-00
Rain                          S  C  C  C  C  C  S  S  S  S  S  S
Snow                                                              C  C
Tstms                               S
Obvis                               F  F
Wind chill             37       36 35                   36 31 27 24 24 27 30 28
Min chill              27    38    34    35    37          30    23    23    26


Date               Thu 03/02/17  Fri 03/03/17  Sat 03/04/17  Sun 03/05/17
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    36      18    40      28    56      35    58
Temp          25   24 34 31 21   18 34 35 29   31 54 52 40   37 56 52
Dewpt         24   21 22 18 16   14 17 21 23   26 36 37 33   32 39 40
PWind dir           W    NW      NW    SW       S    SW      SW     S
Wind char          LT    GN      LT    GN      GN    GN      LT    GN
Avg clouds    SC   SC B1 B1 SC   FW SC B1 B1   SC SC SC SC   SC SC B1
PoP 12hr            5    20       5     5       5     0       0    10
Rain                      S
Snow                      S

$$
IAZ048-272200-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
1037 AM CST Mon Feb 27 2017

Date             Mon 02/27/17            Tue 02/28/17            Wed 03/01/17
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                      49          42          53          31          41
Temp                   44 48 45 42 42 43 45 45 52 52 46 42 38 33 32 33 37 41 37
Dewpt                  34 35 34 36 38 41 44 44 45 43 40 34 32 30 28 27 27 27 26
RH                     68 60 65 79 86 93 96 96 77 71 79 73 79 89 85 78 67 57 64
Wind dir                S  S SE SE SE SE  S SW  W NW NW NW NW NW NW NW NW NW NW
Wind spd                8  9  9  9  9  6  6  8 10 10  9 11 10 10 12 12 14 14 11
Wind gust                                                              25 25
Clouds                 SC B1 B2 OV OV OV OV B2 OV OV OV OV OV OV OV B2 B2 B1 SC
PoP 12hr                      0          40          30          20          20
QPF 12hr                      0        0.08        0.01        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain                          S  C  C  C  C  C  S  S  S  S  S  S
Snow                                                              S  S
Tstms                               S
Obvis                                  F
Wind chill                                              36 31 25 23 24 28 33 29
Min chill              31    39    36    36    39          31    23    23    28


Date               Thu 03/02/17  Fri 03/03/17  Sat 03/04/17  Sun 03/05/17
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      19    42      31    59      37    61
Temp          26   26 36 33 22   19 37 37 31   34 57 53 41   39 58 55
Dewpt         23   21 21 18 16   14 19 22 24   27 37 37 33   34 40 41
PWind dir           W    NW      NW     S       S    SW      SW     S
Wind char          LT    GN      LT    GN      GN    GN      LT    GN
Avg clouds    SC   SC B1 SC SC   FW SC B1 SC   FW FW FW SC   SC SC B1
PoP 12hr            0    30       5     0       5     0       0    10
Rain                      C
Snow                   S  C

$$
IAZ004-272200-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
1037 AM CST Mon Feb 27 2017

Date             Mon 02/27/17            Tue 02/28/17            Wed 03/01/17
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          34          39          26          36
Temp                   33 37 35 35 35 34 34 34 38 39 37 35 31 29 27 29 34 36 32
Dewpt                  26 29 31 33 33 33 34 34 35 35 33 30 28 26 24 23 24 24 23
RH                     75 72 85 92 92 96100100 89 85 85 82 88 88 88 78 66 61 69
Wind dir                S  S SE SE  S  S  E NW NW NW NW  N  N  N NW NW NW  W NW
Wind spd               11 12  9  9  9  8  4  8 10 12 12 13 13 11 13 11 13 14 12
Clouds                 SC B1 B2 OV OV OV OV OV OV OV OV OV OV OV OV B2 B1 B1 B1
PoP 12hr                      0          30          40          10          10
QPF 12hr                      0           0        0.01           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                             S  S     C  C
Obvis                                  F
Wind chill             24 29 27 27 28 27 28 27 31 31 29 26 21 19 16 19 25 27 23
Min chill              16    26    26    25    26    28    21    16    17    21


Date               Thu 03/02/17  Fri 03/03/17  Sat 03/04/17  Sun 03/05/17
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            20    31      15    38      27    51      32    53
Temp          21   20 28 26 17   15 33 34 30   30 49 47 36   34 51 48
Dewpt         19   17 16 15 10   11 17 23 23   25 31 34 29   28 33 35
PWind dir           W    NW       W     S       S    SW      SW     S
Wind char          GN    GN      LT    GN      GN    GN      GN    GN
Avg clouds    SC   B1 B1 B1 SC   FW SC B1 SC   SC SC SC SC   SC SC SC
PoP 12hr           20    20       0    10       5     0       0     5
Snow                S  S  S

$$
IAZ035-272200-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
1037 AM CST Mon Feb 27 2017

Date             Mon 02/27/17            Tue 02/28/17            Wed 03/01/17
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                      42          37          46          29          39
Temp                   37 41 40 38 37 38 38 39 45 45 41 38 34 31 30 31 37 39 35
Dewpt                  31 34 34 34 35 36 38 38 40 39 36 32 30 28 26 25 26 26 25
RH                     79 76 79 85 92 92100 96 82 79 82 79 85 88 85 78 64 59 66
Wind dir                S SE SE SE SE SE SE SW  W NW NW NW  N NW NW NW NW NW  W
Wind spd                9 10  9  9  9  6  6  6  9 10  9 10 12 11 11 12 14 16 10
Clouds                 SC B2 B2 OV B2 OV OV OV OV OV OV OV OV OV OV B2 B1 B1 SC
PoP 12hr                      0          30          30          10          10
QPF 12hr                      0        0.01        0.01           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                             S  C  C  C  C
Obvis                                  F
Wind chill             30 35 33 31 31 32          39 35 31 26 22 21 21 28 30 27
Min chill              22    32    30    30    33    34    25    20    20    26


Date               Thu 03/02/17  Fri 03/03/17  Sat 03/04/17  Sun 03/05/17
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            23    36      18    41      29    56      35    59
Temp          23   23 34 30 21   18 35 36 31   32 54 51 39   37 57 53
Dewpt         22   19 21 18 14   12 19 24 24   26 36 37 31   30 40 39
PWind dir           W    NW      NW     S       S    SW      SW     S
Wind char          GN    GN      LT    GN      GN    GN      GN    GN
Avg clouds    SC   SC B1 B1 SC   FW SC B1 SC   FW SC SC SC   SC SC SC
PoP 12hr            5    30       5     5       5     0       0     5
Rain                      C
Snow                   S  C

$$
IAZ094-272200-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
1037 AM CST Mon Feb 27 2017

Date             Mon 02/27/17            Tue 02/28/17            Wed 03/01/17
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                      56          47          64          33          45
Temp                   48 54 50 47 47 49 49 49 60 63 55 48 42 37 34 36 41 45 39
Dewpt                  33 31 32 39 44 48 49 48 46 42 40 36 34 31 29 28 26 25 22
RH                     56 41 50 74 89 96100 96 60 46 57 63 73 79 82 72 55 45 50
Wind dir                S SE SE SE  S  S  S SW SW  W NW  N NW NW NW NW NW NW NW
Wind spd               10 11  9 10 10 10 13 12 12 10 11 12 11 11 13 14 18 18 12
Clouds                 FW SC B2 OV OV OV B2 B2 B2 B2 B2 OV OV OV OV B1 B1 SC SC
PoP 12hr                      5          30          20          50          20
QPF 12hr                      0        0.03           0        0.10           0
Snow 12hr                 00-00       00-00       00-00
Rain                          C  C  C  S  S  S  S  S  C  C  C  C  S  S
Snow                                                                 S
Tstms                            S  S
Obvis                                  F
Wind chill                                                 36 29 25 27 32 37 31
Min chill              32                                  36    25    25    31


Date               Thu 03/02/17  Fri 03/03/17  Sat 03/04/17  Sun 03/05/17
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            26    45      21    47      36    63      42    65
Temp          29   26 42 39 26   21 41 42 38   37 60 60 47   43 62 60
Dewpt         21   20 20 18 17   14 17 21 25   27 33 34 35   36 41 41
PWind dir           W     W      NW     S       S    SW      SW     S
Wind char          GN    GN      LT    GN      GN    BZ      GN    GN
Avg clouds    FW   FW SC FW FW   FW SC B1 SC   FW FW SC SC   SC SC B1
PoP 12hr            0     5       0     0       0     0       0     5

$$
IAZ017-272200-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
1037 AM CST Mon Feb 27 2017

Date             Mon 02/27/17            Tue 02/28/17            Wed 03/01/17
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          36          44          27          36
Temp                   34 38 38 36 36 38 36 38 43 44 41 36 34 29 28 30 34 36 32
Dewpt                  28 32 34 34 34 36 36 38 40 39 37 32 30 27 26 25 26 26 25
RH                     78 79 85 92 92 92100100 89 82 85 85 85 92 92 81 72 67 75
Wind dir                S  S SE SE SE SE SE  S  W NW NW NW  N  N NW NW NW NW NW
Wind spd                9  9 10 10 10  8  5  6  8 10 10 12 13 11 14 13 14 13 10
Clouds                 SC B1 B2 OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B1
PoP 12hr                      0          50          50          20          20
QPF 12hr                      0        0.03        0.02           0           0
Snow 12hr                 00-00       00-00       00-00
Frzg rain                                                      S  S
Rain                             S  C  C  C  C  S  S        S  S
Snow                                                                 S
Obvis                               F  F
Wind chill             27 32 32 29 29 32          38 34 28 25 19 17 19 24 27 24
Min chill              18    29    27    28    30    33    23    16    16    23


Date               Thu 03/02/17  Fri 03/03/17  Sat 03/04/17  Sun 03/05/17
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            21    32      15    38      27    52      32    54
Temp          21   21 29 27 18   15 31 33 28   29 50 47 37   34 52 47
Dewpt         21   19 19 17 12   11 17 22 23   26 34 36 31   28 37 38
PWind dir           W    NW      NW     S       S    SW      SW    SE
Wind char          GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B1   SC B1 B1 SC   FW SC B1 B1   SC SC SC SC   SC B1 B1
PoP 12hr           20    20       5    10       5     0       0     5
Snow                S  S  S

$$
IAZ049-272200-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
1037 AM CST Mon Feb 27 2017

Date             Mon 02/27/17            Tue 02/28/17            Wed 03/01/17
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                      49          42          54          31          39
Temp                   43 48 44 42 42 44 45 45 53 53 48 42 37 33 32 33 36 39 34
Dewpt                  34 34 33 35 39 41 44 45 46 43 40 35 33 30 28 27 27 26 25
RH                     70 58 65 76 89 89 96100 77 69 74 76 85 89 85 78 69 59 69
Wind dir                S  S SE SE SE SE SE  S SW  W NW NW NW NW NW NW NW NW NW
Wind spd               10 12  9 12 11  8  9 10 12 11 10 12 11 11 13 13 16 16 12
Wind gust                                                                 26
Clouds                 FW B1 B2 OV OV OV OV B2 OV OV OV OV OV OV OV OV B2 B1 B1
PoP 12hr                      0          50          40          30          30
QPF 12hr                      0        0.08        0.02        0.04        0.02
Snow 12hr                 00-00       00-00       00-00
Frzg rain                                                      S
Rain                          S  C  C  C  C  C  S  S  C  C  S  S
Snow                                                              C  C
Tstms                               S
Obvis                              PF  F
Wind chill                      35 35                   35 29 24 22 23 27 30 25
Min chill              28    38    34    36    38          29    21    21    25


Date               Thu 03/02/17  Fri 03/03/17  Sat 03/04/17  Sun 03/05/17
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      18    40      28    58      36    60
Temp          25   25 36 32 22   18 35 35 29   31 55 54 41   38 58 53
Dewpt         23   20 21 19 16   13 17 21 22   27 36 36 33   32 39 41
PWind dir           W    NW      NW     S       S    SW      SW     S
Wind char          GN    GN      GN    GN      GN    BZ      GN    GN
Avg clouds    SC   SC B1 B1 SC   FW SC B1 SC   SC FW SC SC   SC SC B1
PoP 12hr            0    20       5     5       5     0       0    10
Rain                      S
Snow                      S

$$
IAZ086-272200-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
1037 AM CST Mon Feb 27 2017

Date             Mon 02/27/17            Tue 02/28/17            Wed 03/01/17
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                      55          48          66          35          44
Temp                   48 55 50 48 48 50 51 53 62 66 59 50 43 39 37 36 41 44 41
Dewpt                  34 31 33 37 43 47 50 51 50 46 44 39 37 34 32 29 28 26 25
RH                     58 40 52 65 83 89 96 93 65 48 57 66 79 82 82 75 59 49 52
Wind dir                S  S SE SE  S  S  S  S SW  W NW NW NW NW NW NW NW NW NW
Wind spd               10 12  9 12 12 11 12 13 14 12  9 11 11 12 13 14 18 17 12
Wind gust                                   24                      25    27
Clouds                 FW SC B2 OV OV OV OV B2 B2 OV OV OV OV OV OV B2 B2 B1 SC
PoP 12hr                      5          40          30          60          40
QPF 12hr                      0        0.03        0.01        0.41        0.02
Snow 12hr                 00-00       00-00       00-00
Rain                          C  C  C  C  S  S  C  C  L  L  C  C  C  C
Snow                                                                 C
Tstms                            S  S
Obvis                                 PF
Wind chill                                                 37 32 28 27 32 36 33
Min chill              34                                  36    28    26    31


Date               Thu 03/02/17  Fri 03/03/17  Sat 03/04/17  Sun 03/05/17
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            26    43      21    45      34    63      41    64
Temp          29   27 41 38 25   21 40 41 34   36 60 60 48   42 61 60
Dewpt         23   21 21 19 16   15 17 20 24   28 35 35 35   37 41 41
PWind dir           W     W      NW     S       S    SW      SW    SW
Wind char          GN    GN      LT    GN      GN    BZ      GN    GN
Avg clouds    SC   FW SC SC FW   FW SC B1 SC   SC FW SC SC   SC SC B1
PoP 12hr            0    20       5     0       5     0       0    30
Rain                      S                                         C

$$



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