Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
251 PM CST Sun Nov 19 2017

IAZ060-201000-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
251 PM CST Sun Nov 19 2017

Date           11/19/17      Mon 11/20/17            Tue 11/21/17            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                      32          57          34          38          20
Temp          47 40 35 34 33 33 40 53 57 49 44 41 37 34 35 36 38 31 27 24 22 20
Dewpt         24 26 29 29 27 27 30 32 33 32 32 31 29 25 24 19 17 13 14 12 12 11
RH            40 57 78 82 78 78 67 44 40 52 62 67 72 69 64 50 42 47 57 60 65 67
Wind dir      SW  S  S  S SW  S SW SW SW SW SW SW  W NW NW NW NW NW NW NW NW  W
Wind spd      10  6  6  6  6  5 11 14 14 10  9  8  6 11 13 16 14 10  6  4  4  3
Wind gust                       23 27 28                25 27 26
Clouds        CL CL FW FW FW FW FW FW FW SC SC SC SC SC FW FW FW FW FW FW CL FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill          29 28 27 27 33                31 26 26 27 29 23 19 18 16 14
Min chill        34    27    26    26          36    26    24    20    17    13


Date           11/22/17  Thu 11/23/17  Fri 11/24/17  Sat 11/25/17  Sun 11/26/17
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      29    45      38    57      40    46      25    38
Temp          34 35 31   29 43 41 39   39 56 55 48   44 46 40 31   26 37 34
Dewpt         14 16 21   23 28 28 28   30 38 38 38   33 31 27 23   20 21 21
PWind dir        SW      SW    NW      SW    SW       W    NW      NW    NW
Wind char        LT      LT    LT      LT    GN      GN    GN      GN    GN
Avg clouds    FW SC B1   SC FW FW FW   FW FW SC SC   SC SC SC SC   FW SC SC
PoP 12hr          0       0     0       0     0       5     5       0     0

$$
IAZ039-201000-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
251 PM CST Sun Nov 19 2017

Date           11/19/17      Mon 11/20/17            Tue 11/21/17            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          53          31          34          18
Temp          38 34 32 31 30 29 37 49 53 45 41 39 35 33 31 32 33 27 24 22 20 18
Dewpt         22 26 27 28 28 27 29 32 34 33 32 31 29 25 22 17 17 14 15 12 12 11
RH            52 72 81 88 92 92 72 52 48 62 70 73 78 72 69 53 51 57 68 65 71 73
Wind dir      SW  S  S  S  S  S  S  S SW SW SW SW  W NW NW NW NW NW NW NW NW NW
Wind spd      10  6  6  5  4  4  9 12 13 10  9  8  6 12 16 17 16 12  9  6  5  4
Wind gust                          24 26                28 29 28
Clouds        FW FW FW SC FW FW FW FW FW FW SC SC SC SC FW FW FW FW CL FW FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill    31    25 25 24    30          35 33 29 24 21 21 22 16 14 14 12 11
Min chill        27    24    23    24    39    32    23    19    14    12    10


Date           11/22/17  Thu 11/23/17  Fri 11/24/17  Sat 11/25/17  Sun 11/26/17
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          33      25    40      30    52      33    41      22    34
Temp          31 30 30   25 39 34 30   31 51 49 45   39 41 34 27   23 34 27
Dewpt         14 17 20   21 24 24 23   26 34 36 36   32 28 25 21   19 22 19
PWind dir        SW      SW     W      SW    SW       W    NW      NW    NW
Wind char        LT      LT    LT      LT    GN      GN    GN      GN    GN
Avg clouds    FW SC B1   SC SC FW FW   SC SC SC SC   SC SC SC SC   FW FW FW
PoP 12hr          0       0     0       0     0      10     5       0     0
Rain                                                  S

$$
IAZ048-201000-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
251 PM CST Sun Nov 19 2017

Date           11/19/17      Mon 11/20/17            Tue 11/21/17            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          32          36          18
Temp          44 38 33 32 31 31 39 51 56 47 42 39 35 33 32 34 35 28 25 23 22 18
Dewpt         27 28 29 29 27 27 30 32 33 32 32 31 29 25 23 18 17 13 14 12 12 11
RH            51 67 85 88 85 85 70 48 42 56 67 73 78 72 69 51 47 53 62 62 65 73
Wind dir      SW  S  S SW SW  S  S SW SW SW SW  W NW NW NW NW NW NW NW NW NW  W
Wind spd      12  6  6  6  5  5 11 14 13  9  6  8  8 12 14 17 14 11  8  5  5  3
Wind gust                          26 27                27 29 26
Clouds        CL CL FW FW FW FW FW FW FW SC SC SC SC FW CL FW FW FW CL FW CL FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill    38       26 25 25 32                29 24 22 23 25 18 16 16 15 12
Min chill        32    24    24    25          33    23    21    18    15    11


Date           11/22/17  Thu 11/23/17  Fri 11/24/17  Sat 11/25/17  Sun 11/26/17
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      27    44      33    57      36    44      23    36
Temp          33 34 32   28 43 37 33   35 56 53 46   41 44 37 29   25 36 31
Dewpt         15 17 22   22 28 27 27   30 37 37 36   33 30 26 22   19 21 20
PWind dir        SW      SW    NW      SW    SW       W    NW      NW    NW
Wind char        LT      LT    LT      LT    GN      GN    GN      GN    GN
Avg clouds    FW SC B1   SC FW FW FW   FW SC SC SC   SC SC SC SC   FW SC SC
PoP 12hr          0       0     0       0     0       5     5       0     0

$$
IAZ004-201000-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
251 PM CST Sun Nov 19 2017

Date           11/19/17      Mon 11/20/17            Tue 11/21/17            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                      27          52          25          30          15
Temp          46 37 33 31 28 27 35 48 52 45 40 38 33 28 25 27 30 24 22 20 18 15
Dewpt         27 27 27 26 25 24 27 28 30 29 29 26 25 17 15 11 11 10 10  8 10  8
RH            47 67 78 81 88 88 72 46 43 53 64 62 72 63 65 50 44 54 59 59 70 73
Wind dir      SW SW SW SW SW  S  S SW SW SW  W NW NW NW NW NW NW NW NW NW NW  W
Wind spd      13  9  9  6  6  6 11 13 12 10  9 11 12 18 18 19 17 12  9  6  6  5
Wind gust                                            28 31 31 27
Clouds        CL FW SC SC FW FW FW FW SC SC SC B1 SC FW FW FW FW FW FW FW FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill       30 26 24 21 20 27          34 31 24 15 11 14 18 12 11 11  9  7
Min chill        30    24    20    20          30    14     9    11    10     6


Date           11/22/17  Thu 11/23/17  Fri 11/24/17  Sat 11/25/17  Sun 11/26/17
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          33      23    40      30    54      30    37      19    32
Temp          29 31 31   23 37 32 31   33 54 49 42   36 37 31 25   21 32 26
Dewpt         10 16 20   20 24 25 25   29 35 36 32   29 24 22 19   16 18 16
PWind dir        SW      SW    NW      SW    SW      NW    NW      NW    NW
Wind char        GN      GN    GN      LT    GN      GN    BZ      GN    GN
Avg clouds    SC B1 B1   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC FW
PoP 12hr          0       0     0       0     0      10     5       0     0

$$
IAZ035-201000-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
251 PM CST Sun Nov 19 2017

Date           11/19/17      Mon 11/20/17            Tue 11/21/17            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          55          29          33          17
Temp          45 38 34 33 31 31 37 51 55 47 41 38 34 31 29 32 33 27 25 22 20 17
Dewpt         27 28 29 28 27 26 28 31 31 30 30 28 27 22 19 15 14 12 12 10 11 10
RH            49 67 82 82 85 81 70 46 40 51 65 67 75 69 66 49 45 53 57 59 67 73
Wind dir      SW  S  S SW  S  S  S SW SW SW SW  W NW NW NW NW NW NW NW NW NW  W
Wind spd      12  8  8  6  5  5 12 14 13  9  6  8  9 12 16 16 16 10  9  6  5  3
Wind gust                             24             23 27 28 26
Clouds        CL FW FW SC FW FW FW FW FW SC SC B1 SC FW FW FW FW FW CL FW CL FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill    39 32 28 27 25 25 29             32 27 21 17 21 22 17 15 14 12
Min chill        32    26    24    22          32    20    17    17    14    10


Date           11/22/17  Thu 11/23/17  Fri 11/24/17  Sat 11/25/17  Sun 11/26/17
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      26    42      33    56      34    41      22    35
Temp          32 34 32   26 40 36 33   34 56 51 45   40 41 35 28   23 35 29
Dewpt         13 16 21   21 27 27 25   29 36 36 34   31 28 24 22   18 20 18
PWind dir        SW      SW    NW      SW    SW       W    NW      NW    NW
Wind char        LT      LT    GN      LT    GN      GN    GN      GN    GN
Avg clouds    SC SC B1   SC FW FW SC   SC SC SC SC   SC SC SC SC   SC SC FW
PoP 12hr          0       0     0       0     0      10     5       0     0

$$
IAZ094-201000-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
251 PM CST Sun Nov 19 2017

Date           11/19/17      Mon 11/20/17            Tue 11/21/17            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                      33          57          35          43          20
Temp          46 40 34 34 33 34 39 53 57 50 45 42 38 35 39 43 41 33 27 23 22 20
Dewpt         22 28 30 29 28 28 30 32 32 32 32 32 30 27 27 20 17 15 14 12 12 12
RH            38 62 85 82 82 78 70 44 38 50 60 67 73 72 62 39 37 47 57 62 65 71
Wind dir      SW  S  S SW SW SW SW SW SW  S SW SW  W NW  N NW NW NW NW NW NW NW
Wind spd      12  8  9  9 10 10 14 18 18 12 11 10  6 11 12 17 14 11  8  5  5  4
Wind gust                       25 31 32                23    25
Clouds        CL CL CL CL FW FW FW FW CL FW SC SC SC SC FW FW FW FW FW FW FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill          27 26 25 26 31          39 36    28 32 35 33 24 19 16 15 13
Min chill        34    25    24    28          35    27    26    24    16    13


Date           11/22/17  Thu 11/23/17  Fri 11/24/17  Sat 11/25/17  Sun 11/26/17
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          39      30    48      36    58      39    48      28    41
Temp          35 36 33   31 46 42 37   36 57 55 49   43 48 42 34   30 40 36
Dewpt         14 17 21   24 29 30 29   31 38 38 38   35 32 29 25   23 22 24
PWind dir        SW      SW     W      SW    SW       W    NW      NW    NW
Wind char        LT      LT    LT      LT    GN      GN    GN      GN    GN
Avg clouds    FW SC B1   SC FW FW FW   FW FW SC SC   SC SC SC SC   SC SC SC
PoP 12hr          0       0     0       0     0       0     5      20     0
Snow                                                                S

$$
IAZ017-201000-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
251 PM CST Sun Nov 19 2017

Date           11/19/17      Mon 11/20/17            Tue 11/21/17            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                      28          52          28          30          16
Temp          41 35 32 30 28 28 36 49 51 45 40 38 34 30 27 29 29 24 22 20 18 16
Dewpt         25 28 29 29 28 27 28 31 31 31 31 28 27 21 18 14 14 12 13 10 11 10
RH            52 75 88 96100 96 72 50 46 58 70 67 75 69 68 53 53 60 68 64 73 77
Wind dir      SW SW SW SW SW SW  S SW SW SW SW  W NW NW NW NW NW NW NW NW NW  W
Wind spd      11  9  9  8  6  5 10 13 13 11  9 10 11 17 18 19 17 13 11  8  8  5
Wind gust                             25             27 29 29 28
Clouds        CL FW FW FW FW FW FW FW FW SC SC B1 SC FW FW SC FW FW CL FW FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill    34 28 24 23 22 22 28          34 31 25 19 14 16 17 12 10 10  9  7
Min chill        28    22    21    20    38    30    17    13    11     9     6


Date           11/22/17  Thu 11/23/17  Fri 11/24/17  Sat 11/25/17  Sun 11/26/17
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          32      23    39      29    53      31    38      20    31
Temp          30 29 30   23 38 31 29   32 53 49 41   36 38 30 25   22 31 25
Dewpt         12 16 20   19 24 23 23   26 35 36 34   30 26 23 20   17 20 17
PWind dir        SW      SW    NW      SW    SW       W    NW      NW    NW
Wind char        LT      GN    GN      LT    GN      GN    BZ      GN    GN
Avg clouds    FW SC B1   SC FW FW SC   SC SC SC SC   SC SC SC SC   FW SC FW
PoP 12hr          0       0     0       0     5      10     5       0     0

$$
IAZ049-201000-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
251 PM CST Sun Nov 19 2017

Date           11/19/17      Mon 11/20/17            Tue 11/21/17            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          54          31          35          18
Temp          42 35 32 31 30 31 37 50 54 46 41 39 34 32 31 33 34 27 25 23 21 18
Dewpt         25 26 28 28 27 27 30 32 33 32 32 30 29 25 23 18 16 13 14 11 12 11
RH            50 69 85 88 88 85 75 50 45 58 70 70 82 75 72 53 47 55 62 59 68 73
Wind dir      SW  S  S  S  S  S  S SW SW SW SW SW  W NW NW NW NW NW NW NW NW  W
Wind spd      12  6  6  6  5  5 11 14 14 11  9  8  6 12 16 18 16 12  9  6  5  4
Wind gust                          25 28                27 28 27
Clouds        FW FW FW SC SC FW FW FW FW FW SC SC SC SC FW FW FW FW CL FW CL FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill    34 29 25 25 24 25 30          35 33 28 23 20 22 24 16 16 15 14 11
Min chill        28    24    23    24    39    32    21    20    15    14    10


Date           11/22/17  Thu 11/23/17  Fri 11/24/17  Sat 11/25/17  Sun 11/26/17
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          34      26    41      30    54      35    42      23    35
Temp          32 30 31   27 40 35 31   34 53 52 45   40 42 35 27   24 35 29
Dewpt         15 17 21   22 26 25 25   27 35 37 36   33 29 25 22   19 21 19
PWind dir        SW      SW     W      SW    SW       W    NW      NW    NW
Wind char        LT      LT    GN      LT    GN      GN    GN      GN    GN
Avg clouds    FW SC B1   SC FW FW FW   FW SC SC SC   SC SC SC SC   FW FW SC
PoP 12hr          0       0     0       0     0      10     5       0     0

$$
IAZ086-201000-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
251 PM CST Sun Nov 19 2017

Date           11/19/17      Mon 11/20/17            Tue 11/21/17            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                      32          56          36          41          21
Temp          42 37 32 33 33 34 41 52 56 48 45 42 39 36 38 41 39 31 27 24 23 21
Dewpt         23 25 27 29 29 28 31 33 34 33 34 33 32 28 28 21 19 15 15 13 13 12
RH            46 61 81 85 85 78 67 48 43 56 65 70 76 72 67 44 44 51 60 62 65 68
Wind dir      SW  S  S SW SW SW SW SW SW  S SW SW  W NW NW NW NW NW NW NW NW NW
Wind spd      10  8  9  9 10  9 13 16 16 13 13 11  9 10 12 17 14 11  9  6  6  5
Wind gust                       25 31 31                23 27 25
Clouds        FW FW FW FW FW FW FW FW CL FW SC SC SC SC FW FW FW FW CL FW CL FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill    36    25 26 25 27 33          39 36 33 29 30 32 31 22 19 17 15 13
Min chill        31    24    24    27          34    27    27    20    15    12


Date           11/22/17  Thu 11/23/17  Fri 11/24/17  Sat 11/25/17  Sun 11/26/17
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          37      28    45      33    55      38    47      26    38
Temp          35 32 30   29 44 39 34   35 54 53 49   44 47 39 31   28 37 34
Dewpt         15 17 20   23 26 27 27   29 35 38 38   34 32 28 24   21 21 22
PWind dir         W      SW     W      SW    SW       W    NW      NW    NW
Wind char        LT      LT    GN      LT    GN      GN    GN      GN    GN
Avg clouds    FW SC B1   SC SC FW FW   FW FW SC SC   SC SC SC SC   FW FW SC
PoP 12hr          0       0     0       0     0       5     5       0     0

$$



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