Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
1222 PM CST Wed Feb 22 2017

IAZ060-222200-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
1222 PM CST Wed Feb 22 2017

Date             Wed 02/22/17            Thu 02/23/17            Fri 02/24/17
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                      74          42          52          40          45
Temp                      70 65 56 49 44 42 44 50 52 51 49 48 45 40 42 41 45 36
Dewpt                     40 41 41 38 37 36 36 38 39 41 43 42 42 38 37 34 35 28
RH                        33 41 57 66 76 79 73 63 61 68 80 80 89 92 82 76 68 72
Wind dir                   W  W NW  N  N  N NE  E  E  E  E  E  E  W  W  W  W  W
Wind spd                  12  8  6  6  5  6  9 11 16 14 12 11  8  9 12 14 16 17
Wind gust                                         26 26 26             25 27 28
Clouds                    CL FW CL FW SC B2 OV OV OV OV OV OV B2 B2 B2 B2 B2 OV
PoP 12hr                      0           0          70          90          30
QPF 12hr                      0           0        0.07        0.32           0
Snow 12hr                 00-00       00-00       00-00
Rain                                      S  S  L  L  D  D  L  L  C  C  C  C  L
Snow                                                                          L
Tstms                                                 C  C
Wind chill                                                       33 36 33 38 26
Min chill                                38    37                32    31    25


Date               Sat 02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17
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            22    33      22    40      24    48      35    55
Temp          28   22 31 31 24   24 38 37 27   27 44 47 37   39 54 49
Dewpt         23   17 17 16 16   18 24 24 21   21 27 31 34   34 38 34
PWind dir          NW    NW       W    SW       W    SE       S    SW
Wind char          BZ    BZ      LT    GN      LT    GN      GN    GN
Avg clouds    OV   B2 B1 SC SC   B1 B2 B1 SC   SC B1 B2 B2   B1 B1 B1
PoP 12hr           60     5       5    30       0    20      30    30
Rain           L                     C  S             S       C  S  C
Snow           L    C                C                        C

$$
IAZ039-222200-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
1222 PM CST Wed Feb 22 2017

Date             Wed 02/22/17            Thu 02/23/17            Fri 02/24/17
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                      69          37          48          37          44
Temp                      65 60 51 45 39 37 40 46 48 44 42 39 39 37 39 42 44 37
Dewpt                     45 44 42 39 37 35 36 37 38 39 39 37 37 37 38 36 36 32
RH                        48 55 71 79 92 92 85 71 68 82 89 92 92100 96 79 73 82
Wind dir                  SW  W  W NW NW  N NE NE  E  E  E  E  E  E SE  S SW  W
Wind spd                  10  8  8  8  5  5  9 10 13 17 19 18 13 13 12 11 11 13
Wind gust                                               31 29 24 25 23    26
Clouds                    FW FW FW FW SC B1 OV OV OV OV OV OV OV OV B2 OV B2 OV
PoP 12hr                      0           0          70         100          60
QPF 12hr                      0           0        0.07        0.50        0.08
Snow 12hr                 00-00       00-00       00-00
Rain                                            L  L  D  D  D  D  C  C  L  L  L
Tstms                                                 S  S  S
Wind chill                                  33       36 34 30 31 28 32 36 38 28
Min chill                          39    32    31    34    28    27    27    28


Date               Sat 02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17
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            22    29      19    35      21    42      31    48
Temp          29   22 28 27 22   20 33 33 24   23 38 40 34   34 48 42
Dewpt         25   18 17 17 16   16 21 23 19   18 26 30 32   32 40 35
PWind dir          NW    NW       W    SW       W    SE      SE    SW
Wind char          BZ    BZ      LT    GN      LT    GN      GN    GN
Avg clouds    OV   B2 B1 SC B1   B1 B1 B1 SC   FW SC B2 B2   B2 B1 B1
PoP 12hr           70    10       5    50       5    20      30    30
Rain           L                        C             S  S       C  C
Snow           L    L                   C                S    C  C

$$
IAZ048-222200-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
1222 PM CST Wed Feb 22 2017

Date             Wed 02/22/17            Thu 02/23/17            Fri 02/24/17
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                      70          38          49          37          42
Temp                      66 61 51 45 40 38 40 47 49 46 46 43 41 37 40 38 42 34
Dewpt                     42 43 41 38 36 34 36 37 38 40 41 40 40 36 37 35 35 29
RH                        42 51 68 76 85 85 85 68 66 79 83 89 96 96 89 89 76 82
Wind dir                   W  W NW  N  N  N NE  E  E  E  E  E NE NE NW  W  W  W
Wind spd                  10  8  8  6  5  6  8 11 16 16 14 13 10 11 12 13 14 17
Wind gust                                         26 29 27 24    21    24 28 27
Clouds                    CL CL CL FW SC B2 OV OV OV OV OV OV OV OV B2 OV B2 OV
PoP 12hr                      0           0          70          90          50
QPF 12hr                      0           0        0.06        0.35        0.03
Snow 12hr                 00-00       00-00       00-00
Rain                                            L  L  D  D  L  L  C  C  C  C  L
Snow                                                                          L
Tstms                                                 C  S
Wind chill                                           39 39 36 35 29 33 29 34 24
Min chill                                33    32    39    36    29    28    23


Date               Sat 02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17
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            22    31      20    37      22    45      33    51
Temp          27   22 30 28 22   22 36 34 24   24 41 43 36   35 50 45
Dewpt         23   17 16 17 17   17 24 23 20   19 27 31 33   32 39 35
PWind dir          NW    NW       W    SW      NW    SE       S     W
Wind char          BZ    BZ      LT    LT      LT    GN      GN    GN
Avg clouds    OV   B2 B1 SC B1   B1 B1 B1 SC   SC B1 B2 B2   B1 B1 B1
PoP 12hr           70     5       5    30       0    20      30    30
Rain                                    C             S       C  S  C
Snow           L    C                C  C                     C  S

$$
IAZ004-222200-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
1222 PM CST Wed Feb 22 2017

Date             Wed 02/22/17            Thu 02/23/17            Fri 02/24/17
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                      61          34          40          28          30
Temp                      58 51 44 38 35 34 34 38 40 36 35 33 32 28 30 28 30 26
Dewpt                     44 40 38 36 33 31 31 32 34 34 34 31 30 27 27 26 26 23
RH                        59 66 79 92 92 89 89 79 79 92 96 92 92 96 88 92 85 88
Wind dir                  NW NW NW  N  N  N NE NE NE NE NE NE NE NE  N  N  N  N
Wind spd                  13 11 10 11 12 11 12 14 19 21 24 24 24 24 25 26 28 29
Wind gust                                                                 39 41
Clouds                    SC FW SC B1 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV
PoP 12hr                      0           0          80          90          90
QPF 12hr                      0           0        0.08        0.81        0.41
Snow 12hr                 00-00       00-00       00-00
Rain                                      S  S  D  D  D  D
Snow                                                  D  D  D  D  D  D  D  D  L
Obvis                                                         BS BS BS BS BS BS
Wind chill                      38 31 26 26 25 29 31 25 23 20 18 14 17 13 16  9
Min chill                          31    26    25    25    20    14    12     9
Winter Storm                                          A  A  A  A  A  A  A  A  A


Date               Sat 02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17
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            17    25      12    29      14    34      26    36
Temp          22   17 23 23 16   13 27 25 15   19 29 34 29   27 36 33
Dewpt         17   13 15 16 13   12 19 18 12   14 22 27 28   26 30 28
PWind dir           N    NW       W     W      SW     S       S     N
Wind char          WY    BZ      GN    GN      LT    GN      GN    GN
Avg clouds    OV   B1 B1 B1 B1   B1 B1 SC SC   SC SC B2 B1   B1 B1 B2
PoP 12hr           70     5      10    10       5    10      30    30
Rain                                                                C
Snow           L    C                                         C  C  C

$$
IAZ035-222200-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
1222 PM CST Wed Feb 22 2017

Date             Wed 02/22/17            Thu 02/23/17            Fri 02/24/17
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                      65          38          46          34          37
Temp                      63 57 50 43 40 38 40 45 46 43 42 39 38 34 37 36 37 31
Dewpt                     45 42 39 37 35 33 34 36 37 38 38 36 35 33 33 32 31 27
RH                        52 57 66 79 82 82 79 70 71 82 86 89 89 96 85 85 79 85
Wind dir                   W  W NW  N  N  N NE NE  E  E  E NE NE  N  N  N  N NW
Wind spd                  11  8  9  8  8  6  9 13 17 19 20 17 13 14 14 14 16 18
Wind gust                                                  27          25 26 33
Clouds                    FW FW FW FW B1 B2 OV OV OV OV OV OV OV OV OV OV OV OV
PoP 12hr                      0           0          60          90          70
QPF 12hr                      0           0        0.06        0.45        0.24
Snow 12hr                 00-00       00-00       00-00
Rain                                            L  L  D  D  D  D  L  L  L  L
Snow                                                                    L  L  L
Tstms                                                 S
Obvis                                                                        BS
Wind chill                                  34 39 39 35 33 29 29 24 28 27 27 19
Min chill                          38    33    32    33    27    23    24    19


Date               Sat 02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17
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    28      18    34      18    40      29    44
Temp          25   21 27 25 19   20 32 31 19   21 35 40 32   31 43 40
Dewpt         20   15 17 17 15   16 23 21 16   16 26 30 30   29 35 32
PWind dir          NW    NW      SW    SW       W    SE      SE     W
Wind char          BZ    BZ      LT    LT      LT    GN      GN    GN
Avg clouds    OV   B2 B1 SC B1   B1 B1 SC SC   SC B1 B2 B1   B1 B1 B1
PoP 12hr           70     5       5    30       0    10      30    30
Rain                                                             C  C
Snow           L    C                S  C                     C  C

$$
IAZ094-222200-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
1222 PM CST Wed Feb 22 2017

Date             Wed 02/22/17            Thu 02/23/17            Fri 02/24/17
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                      74          41          56          41          46
Temp                      71 64 54 49 43 41 45 51 56 54 55 52 46 41 44 43 46 35
Dewpt                     39 40 40 39 37 36 38 40 41 43 46 45 42 38 36 32 31 25
RH                        31 41 59 68 79 82 76 66 57 66 72 77 86 89 73 65 55 66
Wind dir                   W  W NW  N  N NE NE  E  E  E SE SE SW  W  W  W  W  W
Wind spd                  14  6  6  6  6  8 10 12 16 12 10  9 10 12 14 18 20 21
Wind gust                                      23 27 26 24             28 33
Clouds                    CL CL CL CL FW B2 OV OV B2 OV B2 B1 B1 B1 B1 B2 B2 OV
PoP 12hr                      0           0          60          70          10
QPF 12hr                      0           0        0.07        0.14           0
Snow 12hr                 00-00       00-00       00-00
Rain                                      C  C  L  L  L  L  C  C              C
Snow                                                                          C
Tstms                                                 C  C
Wind chill                                  39                   34 36 35 38 24
Min chill                                35    36                34    33    23


Date               Sat 02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17
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      23    43      26    52      39    60
Temp          28   23 34 34 25   26 41 41 29   28 45 52 42   42 59 53
Dewpt         21   16 15 15 16   17 22 24 22   22 28 34 35   36 38 34
PWind dir          NW    NW      SW    SW       W    SE       S    SW
Wind char          BZ    BZ      LT    GN      LT    GN      GN    GN
Avg clouds    OV   B2 B1 SC SC   B1 B2 B1 SC   SC B1 B2 B2   B1 SC B1
PoP 12hr           40     5       5    20       5    30      30    30
Rain           C                     S             S  C  S    C  S  C
Snow           C    C                S             S

$$
IAZ017-222200-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
1222 PM CST Wed Feb 22 2017

Date             Wed 02/22/17            Thu 02/23/17            Fri 02/24/17
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                      62          35          44          31          36
Temp                      58 54 47 40 37 35 37 42 44 39 39 35 34 31 34 33 36 31
Dewpt                     45 43 41 38 35 33 34 35 36 36 37 34 33 31 32 32 32 28
RH                        62 66 79 92 92 92 89 76 73 89 92 96 96100 92 96 85 88
Wind dir                   W  W NW NW  N  N NE NE  E  E  E  E  E NE NE NE  N  N
Wind spd                  10  9 11 11 10  9 10 12 16 19 21 21 17 19 17 14 17 19
Wind gust                                                  32 27       26 27 31
Clouds                    FW SC SC SC B1 B2 OV OV OV OV OV OV OV OV OV OV OV OV
PoP 12hr                      0           0          70          90          80
QPF 12hr                      0           0        0.06        0.50        0.27
Snow 12hr                 00-00       00-00       00-00
Rain                                            L  L  D  D  D  D     L     D
Snow                                                        D  D  L     D  D  D
Obvis                                                            BS BS       BS
Wind chill                         33 30 28 30 35 37 29 28 24 23 19 23 23 26 18
Min chill                          33    27    27    28    23    19    19    17


Date               Sat 02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17
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            18    26      15    31      15    36      27    40
Temp          24   18 25 22 17   17 30 27 16   19 32 36 29   29 40 36
Dewpt         20   16 17 16 14   15 21 20 14   15 24 28 28   27 34 31
PWind dir           N    NW       W     W       W    SE      SE     W
Wind char          WY    BZ      GN    GN      LT    GN      GN    GN
Avg clouds    OV   B2 B1 SC B1   B1 B1 B1 SC   SC SC B2 B2   B2 B1 B1
PoP 12hr           80     5      10    40       5    10      30    30
Rain                                                             C  C
Snow           D    C                   C                     C  C

$$
IAZ049-222200-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
1222 PM CST Wed Feb 22 2017

Date             Wed 02/22/17            Thu 02/23/17            Fri 02/24/17
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                      69          38          48          36          43
Temp                      66 60 51 45 40 38 41 46 48 44 43 40 41 36 40 40 43 35
Dewpt                     41 43 42 39 36 34 36 36 38 39 40 38 39 36 38 35 35 30
RH                        40 53 71 79 85 85 82 68 68 82 89 92 92100 92 82 73 82
Wind dir                   W  W  W NW  N  N NE NE  E  E  E  E  E  E  S SW  W  W
Wind spd                  13  9  8  9  5  6 10 12 17 18 19 17 11 13 14 13 14 16
Wind gust                                            29 29                27
Clouds                    CL CL CL FW SC B1 OV OV OV OV OV OV OV OV B2 B2 B2 OV
PoP 12hr                      0           0          70          90          40
QPF 12hr                      0           0        0.06        0.45        0.02
Snow 12hr                 00-00       00-00       00-00
Rain                                            L  L  D  D  L  L  C  C  C  C  L
Snow                                                                          L
Tstms                                                 S  C  S
Wind chill                                  35       36 35 31 35 27 32 32 36 25
Min chill                          39    33    32    33    30    27    27    24


Date               Sat 02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17
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    29      19    37      21    43      32    50
Temp          28   21 28 27 22   20 36 33 24   23 40 42 36   34 49 44
Dewpt         23   17 16 16 16   17 22 24 20   19 26 30 32   32 39 35
PWind dir          NW    NW       W    SW       W    SE      SE    SW
Wind char          BZ    BZ      GN    GN      LT    GN      GN    GN
Avg clouds    OV   B2 B1 SC SC   B1 B1 B1 SC   SC SC B2 B2   B1 B1 B1
PoP 12hr           60    10       5    40       5    20      40    30
Rain           L                        C             S  S    C  S  C
Snow           L    C                S  C                     C  S

$$
IAZ086-222200-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
1222 PM CST Wed Feb 22 2017

Date             Wed 02/22/17            Thu 02/23/17            Fri 02/24/17
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                      75          43          54          43          51
Temp                      72 65 55 50 46 43 47 52 54 52 52 51 50 43 47 48 51 42
Dewpt                     44 42 42 42 40 38 38 39 40 42 45 46 46 42 41 37 35 29
RH                        37 43 61 74 79 82 71 61 59 69 77 83 86 96 79 65 54 60
Wind dir                  SW  W  W NW  N  N NE  E  E  E  E  E  S SW SW SW  W  W
Wind spd                  17  8  8  9  5  6 10 11 16 16 14 12  9 11 14 17 17 17
Wind gust                                            26    23          27 31 28
Clouds                    CL CL CL FW FW B1 B2 OV OV OV OV B2 B2 B1 SC B1 B1 B2
PoP 12hr                      0           0          70          80          10
QPF 12hr                      0           0        0.11        0.29           0
Snow 12hr                 00-00       00-00       00-00
Rain                                      S  S  L  L  D  D  C  C              C
Tstms                                                 S  C  S
Wind chill                                                       37          33
Min chill                                38    38                36    36    32


Date               Sat 02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17
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    34      23    41      25    49      37    58
Temp          30   25 32 33 25   25 39 39 28   27 45 48 39   41 57 53
Dewpt         23   18 17 15 16   17 23 24 23   22 27 32 37   38 42 37
PWind dir           W    NW       W    SW       W    SE       S    SW
Wind char          BZ    BZ      LT    GN      LT    GN      GN    GN
Avg clouds    B2   B2 B1 SC SC   SC B1 B1 SC   SC B1 B2 B2   B1 B1 B1
PoP 12hr           40    10       5    30       5    30      40    30
Rain           C                     S  C             C  C    C  C  C
Snow           C    C                S

$$



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