Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
536 PM CST Thu Nov 23 2017

IAZ060-241000-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
536 PM CST Thu Nov 23 2017

Date           11/23/17      Fri 11/24/17            Sat 11/25/17            Sun
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                      43          66          37          53          32
Temp             49 45 46 46 46 52 64 65 55 47 43 40 37 42 50 53 45 38 35 32 33
Dewpt            33 35 37 38 39 42 44 43 40 37 34 32 31 31 33 31 31 30 30 28 29
RH               54 68 71 73 76 69 48 45 57 68 70 73 79 65 52 43 58 73 82 85 85
Wind dir          S  S  S  S  S SW SW NW NW NW NW NW NW  W NW NW NW  W  W SW SW
Wind spd          5  5  6  8 10 13 16 16 13 10  8  8  8  8  8  8  4  4  2  3  4
Wind gust                          28 28
Clouds           FW FW SC SC FW FW SC SC FW CL CL FW CL CL CL CL 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 31
Min chill              39    39                38    31    32          31    27


Date           11/26/17  Mon 11/27/17  Tue 11/28/17  Wed 11/29/17  Thu 11/30/17
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          58      38    62      43    51      31    47      32    47
Temp          54 48 40   38 56 54 51   43 51 45 37   32 45 42 34   34 46 42
Dewpt         33 35 35   35 40 41 41   36 31 26 22   22 24 25 24   25 27 27
PWind dir        SW       S     S      SW    NW      NW     W      SW     W
Wind char        LT      LT    GN      GN    GN      GN    LT      GN    GN
Avg clouds    FW FW FW   FW FW FW FW   SC SC SC SC   FW FW FW FW   FW FW FW
PoP 12hr          0       0     0       5     0       0     5       5     5

$$
IAZ039-241000-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
536 PM CST Thu Nov 23 2017

Date           11/23/17      Fri 11/24/17            Sat 11/25/17            Sun
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                      37          61          34          48          27
Temp             40 37 39 41 42 47 58 59 49 44 39 38 34 38 46 47 39 33 30 28 27
Dewpt            28 31 34 36 38 42 44 45 41 37 34 33 31 31 32 31 30 28 28 27 27
RH               62 79 82 82 86 83 59 60 74 76 82 82 89 76 58 53 70 82 92 96100
Wind dir          S  S  S  S  S  S SW  W NW NW NW NW NW NW NW NW NW NW  W SW SW
Wind spd          4  5  8  8  9 11 14 13 13 11 10  8  9 10 11 10  5  3  2  3  4
Wind gust                             25
Clouds           FW FW SC SC FW FW FW SC SC CL CL FW CL FW FW CL FW CL FW FW FW
PoP 12hr                      0           5           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill                   36             38 32 31 27 31
Min chill        34    32    33    36          32    27    26    33    27    22


Date           11/26/17  Mon 11/27/17  Tue 11/28/17  Wed 11/29/17  Thu 11/30/17
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          53      33    56      41    48      27    42      28    43
Temp          49 43 34   33 51 49 48   41 48 41 34   27 41 38 30   30 43 37
Dewpt         33 34 33   33 40 41 41   37 32 28 24   22 24 26 24   25 27 28
PWind dir        SW       S     S      SW    NW      NW     W      SW     W
Wind char        LT      LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    FW FW FW   FW SC SC SC   SC SC SC SC   FW FW FW FW   FW SC SC
PoP 12hr          0       0     0       5     5       5     5       5     5

$$
IAZ048-241000-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
536 PM CST Thu Nov 23 2017

Date           11/23/17      Fri 11/24/17            Sat 11/25/17            Sun
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                      40          63          35          51          29
Temp             45 42 43 42 42 48 61 61 51 45 41 38 35 40 48 50 42 36 32 30 30
Dewpt            33 35 37 38 39 42 44 44 40 37 33 32 31 31 33 32 32 30 29 28 29
RH               62 76 79 86 89 80 53 53 66 73 73 79 85 70 56 50 67 79 88 92 96
Wind dir          S  S  S  S  S SW  W NW NW NW NW NW NW NW NW NW NW NW  W SW SW
Wind spd          5  6  8  8  8 12 16 17 14 11  9  8  9  9  9  9  5  3  3  4  4
Wind gust                          26 31
Clouds           FW FW SC SC FW FW FW SC FW CL CL FW CL CL 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                                     35 32 28 34
Min chill              36    36    36          35    28    29    36    29    24


Date           11/26/17  Mon 11/27/17  Tue 11/28/17  Wed 11/29/17  Thu 11/30/17
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          57      35    60      41    49      29    45      30    46
Temp          52 45 36   35 54 51 49   41 49 43 36   29 44 40 33   31 45 40
Dewpt         34 35 35   35 40 41 40   36 31 27 22   22 24 25 24   25 27 28
PWind dir        SW       S     S       W    NW      NW     W      SW     W
Wind char        LT      LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    FW FW FW   FW SC FW SC   SC SC SC SC   FW FW FW FW   FW FW SC
PoP 12hr          0       0     0       5     5       0     5       5     5

$$
IAZ004-241000-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
536 PM CST Thu Nov 23 2017

Date           11/23/17      Fri 11/24/17            Sat 11/25/17            Sun
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                      41          59          32          46          28
Temp             42 43 45 44 43 47 58 57 47 41 38 34 32 35 43 45 37 31 30 28 28
Dewpt            32 37 40 40 40 40 41 39 36 33 31 29 28 29 30 30 30 28 27 26 27
RH               67 79 82 86 89 76 53 51 65 73 76 82 85 78 60 55 75 88 88 92 96
Wind dir          S  S SW SW SW SW NW NW NW NW NW  W  W NW NW NW  W  W SW SW SW
Wind spd          9 12 11 11 11 12 17 21 16 10 10  9 10 10  9  8  5  4  5  6  8
Wind gust                          29 40
Clouds           FW SC SC FW FW SC SC SC CL CL FW CL CL FW FW FW FW FW FW FW FW
PoP 12hr                      0          10           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill       36 36 39 38 37             35 31 27 24 27             24 21 20
Min chill        34    35    37    36          29    24    24    31    24    20


Date           11/26/17  Mon 11/27/17  Tue 11/28/17  Wed 11/29/17  Thu 11/30/17
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          53      33    56      35    43      24    41      27    41
Temp          50 41 33   34 53 50 46   35 43 38 30   25 40 35 32   28 41 35
Dewpt         31 32 32   33 37 39 35   30 24 22 21   19 22 23 23   23 26 25
PWind dir        SW       S     S       W    NW      NW    SW      SW     W
Wind char        LT      LT    BZ      GN    BZ      GN    GN      GN    BZ
Avg clouds    FW FW FW   SC SC SC SC   B1 B1 SC SC   FW FW FW FW   SC SC SC
PoP 12hr          0       0     0       5    10       5     5       5     5

$$
IAZ035-241000-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
536 PM CST Thu Nov 23 2017

Date           11/23/17      Fri 11/24/17            Sat 11/25/17            Sun
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                      42          61          33          49          29
Temp             48 44 45 44 43 48 59 59 50 44 40 35 33 37 46 48 40 34 31 29 29
Dewpt            33 36 39 39 40 42 44 42 39 34 32 31 29 30 31 31 30 29 28 27 28
RH               56 73 79 82 89 80 57 53 66 68 73 85 85 75 55 51 67 82 88 92 96
Wind dir          S  S  S  S  S SW  W NW NW NW NW  W  W NW NW NW NW  W SW SW SW
Wind spd          9  9 10  9 10 12 13 16 11  9  8  6  6  9  9  8  4  3  4  4  5
Wind gust                          26 31
Clouds           FW SC SC FW FW FW FW SC FW CL FW FW CL FW FW FW FW CL FW FW FW
PoP 12hr                      0           5           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill                38 37                   29 27 30                   23
Min chill              38    36    37          33    27    26    36    26    23


Date           11/26/17  Mon 11/27/17  Tue 11/28/17  Wed 11/29/17  Thu 11/30/17
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          56      34    60      40    47      27    44      29    44
Temp          52 44 35   34 55 52 48   40 47 40 34   28 43 38 33   30 43 38
Dewpt         33 34 33   34 39 41 39   33 28 24 21   21 23 24 23   24 26 27
PWind dir        SW       S     S       W    NW      NW    SW      SW     W
Wind char        LT      LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    FW FW FW   SC SC SC SC   SC SC SC FW   FW FW FW FW   FW SC SC
PoP 12hr          0       0     0       5     5       5     5       5     5

$$
IAZ094-241000-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
536 PM CST Thu Nov 23 2017

Date           11/23/17      Fri 11/24/17            Sat 11/25/17            Sun
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                      43          66          37          55          33
Temp             54 46 46 44 43 51 62 65 56 48 43 39 37 42 51 55 45 39 36 34 33
Dewpt            34 36 38 38 38 41 43 43 40 37 35 32 31 32 32 31 31 30 30 28 29
RH               46 68 73 79 82 68 50 45 55 65 73 76 79 67 48 40 58 70 79 78 85
Wind dir          S  S  S  S  S SW SW  W NW NW NW NW NW  W  W NW  W NW  W SW SW
Wind spd          4  6  8  9 11 14 18 17 13 11  9  8  8  8  9 10  5  4  4  4  4
Wind gust                          29 31
Clouds           CL FW SC FW FW FW FW FW FW FW CL CL CL CL CL CL CL 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 37                   33 31
Min chill                    37    39          36    30    31          32    28


Date           11/26/17  Mon 11/27/17  Tue 11/28/17  Wed 11/29/17  Thu 11/30/17
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          58      40    62      44    53      32    48      32    48
Temp          54 49 42   40 57 55 51   44 53 46 37   33 47 42 34   34 48 41
Dewpt         34 35 35   36 41 41 41   37 32 27 22   23 24 25 24   25 27 27
PWind dir        SW       S     S      SW    NW      NW     W      SW     W
Wind char        GN      LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    FW FW FW   FW FW FW FW   SC SC SC SC   FW FW FW FW   FW FW FW
PoP 12hr          0       0     0       5     0       0     5       5     0

$$
IAZ017-241000-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
536 PM CST Thu Nov 23 2017

Date           11/23/17      Fri 11/24/17            Sat 11/25/17            Sun
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                      37          58          32          45          27
Temp             40 39 41 43 42 47 57 56 47 42 38 35 32 36 43 44 37 31 29 28 28
Dewpt            29 33 36 39 39 42 44 43 39 34 32 31 30 30 30 30 29 29 27 26 27
RH               64 79 82 86 89 83 62 62 74 73 79 85 92 79 60 57 72 92 92 92 96
Wind dir          S  S  S SW  S SW  W NW NW NW NW  W NW NW NW NW NW  W SW SW SW
Wind spd          5 10 10 11 10 12 14 17 14 13 11 10 11 10 11 10  6  3  4  5  5
Wind gust                             31
Clouds           FW SC SC SC FW SC SC SC FW CL CL FW CL FW FW FW FW FW FW FW FW
PoP 12hr                      0          10           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill          33 35 37 36             35 31 27 23 29 37 38             22
Min chill        35    32    34    36          30    23    24    30    24    20


Date           11/26/17  Mon 11/27/17  Tue 11/28/17  Wed 11/29/17  Thu 11/30/17
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          53      32    55      37    45      25    41      28    41
Temp          50 41 32   33 51 48 45   37 45 39 32   26 40 36 31   29 41 34
Dewpt         33 33 32   33 39 40 39   34 28 25 22   21 23 25 24   25 27 27
PWind dir        SW       S     S       W    NW      NW    SW      SW     W
Wind char        LT      LT    GN      GN    BZ      GN    GN      GN    GN
Avg clouds    FW FW FW   SC SC SC SC   SC SC SC SC   FW FW FW FW   SC SC SC
PoP 12hr          0       0     0       5    10       5     5       5    10

$$
IAZ049-241000-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
536 PM CST Thu Nov 23 2017

Date           11/23/17      Fri 11/24/17            Sat 11/25/17            Sun
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                      38          62          35          50          29
Temp             44 39 41 42 43 48 59 61 50 44 40 37 35 39 48 49 40 34 32 29 29
Dewpt            31 31 34 37 38 41 44 44 40 36 34 32 31 31 32 31 30 29 29 27 28
RH               60 73 76 82 82 77 57 53 68 73 79 82 85 73 54 50 67 82 88 92 96
Wind dir          S  S  S  S  S  S SW NW NW NW NW NW NW NW NW NW NW NW  W SW SW
Wind spd          5  6  8  9 10 14 16 16 14 11 10  9  9  9 10 10  5  3  3  3  4
Wind gust                          26 28
Clouds           FW FW SC SC FW FW FW SC FW CL CL FW CL CL CL 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             35 36 37             38 33 30 28 33
Min chill              33    35    37          32    27    28    35    29    23


Date           11/26/17  Mon 11/27/17  Tue 11/28/17  Wed 11/29/17  Thu 11/30/17
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          54      34    57      41    48      28    43      28    44
Temp          51 45 37   34 54 50 48   41 48 42 35   28 42 37 30   30 44 37
Dewpt         33 34 35   34 39 40 41   36 32 27 22   22 23 25 24   25 27 27
PWind dir        SW       S     S      SW    NW      NW     W      SW     W
Wind char        LT      LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    FW FW FW   FW SC SC SC   SC SC SC SC   FW FW FW FW   FW SC SC
PoP 12hr          0       0     0       5     5       5     5       5     5

$$
IAZ086-241000-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
536 PM CST Thu Nov 23 2017

Date           11/23/17      Fri 11/24/17            Sat 11/25/17            Sun
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                      40          66          36          53          30
Temp             46 41 42 43 44 50 62 65 55 48 43 38 36 41 50 52 44 37 34 31 30
Dewpt            32 33 34 37 37 40 44 45 42 38 36 33 32 32 33 32 32 30 30 28 29
RH               58 73 73 79 76 68 52 48 61 68 76 82 85 70 52 46 62 75 85 88 96
Wind dir          S  S  S  S  S  S SW  W NW NW NW NW NW  W NW NW NW NW  W SW SW
Wind spd          1  5  8  9 11 14 18 16 13 11 10  9  9  9 10 10  6  4  3  3  4
Wind gust                          32 28
Clouds           CL FW FW SC FW FW FW SC SC FW CL FW CL CL CL CL 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                37 38                37 32 30 35
Min chill              36    36    38          36    29    31    39    30    25


Date           11/26/17  Mon 11/27/17  Tue 11/28/17  Wed 11/29/17  Thu 11/30/17
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          57      38    61      44    53      32    46      31    47
Temp          52 47 41   38 56 53 51   44 53 46 37   32 45 40 32   33 47 40
Dewpt         34 35 35   35 41 41 41   38 33 29 24   24 24 26 25   26 28 28
PWind dir        SW       S     S      SW     W      NW     W      SW     W
Wind char        LT      LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    FW FW FW   FW FW FW FW   SC SC SC SC   FW FW FW FW   FW FW FW
PoP 12hr          0       0     0       5     5       0     5       5     5

$$



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