Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
336 PM CST Sat Feb 18 2017

IAZ060-191000-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
336 PM CST Sat Feb 18 2017

Date           02/18/17      Sun 02/19/17            Mon 02/20/17            Tue
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          71          53          68          43
Temp             59 50 45 42 40 49 65 71 64 57 53 54 54 57 63 68 63 57 51 47 43
Dewpt            36 37 36 35 35 40 44 47 49 49 49 50 51 53 55 55 53 50 46 43 39
RH               42 61 70 76 82 71 46 42 58 75 86 86 90 86 75 63 70 77 83 86 86
Wind dir         NE  E SE SE SE SE  S  S SE  S  S SE SE  S  S  S  S  W  W NW  W
Wind spd          2  3  3  3  4  6  9 12  8  8  8  6  9 10 12 12  9  8  8  6  5
Wind gust                                                     24
Clouds           FW FW FW FW FW SC SC SC SC B1 B2 OV OV OV OV B2 B2 B1 SC FW FW
PoP 12hr                      0           0          40          80          40
QPF 12hr                      0           0        0.02        0.25        0.03
Snow 12hr                 00-00       00-00       00-00
Rain                                               C
Rain shwrs                                            D  D  L  L  C  C
Tstms                                              S     S  S  S


Date           02/21/17  Wed 02/22/17  Thu 02/23/17  Fri 02/24/17  Sat 02/25/17
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          69      45    68      46    61      36    43      23    37
Temp          63 63 50   47 67 63 51   47 59 58 46   37 41 38 29   23 35 36
Dewpt         40 39 37   37 39 40 39   39 41 41 39   36 29 26 21   17 19 20
PWind dir        SW      SW    SW       N     E       E     N      NW    NW
Wind char        GN      LT    GN      LT    GN      GN    BZ      BZ    GN
Avg clouds    FW FW FW   FW SC SC SC   SC B1 B2 B2   B2 B2 B2 B2   B1 B1 B1
PoP 12hr          0       0     0       0    30      80    70      50     5
Rain                                       S  C  L    D  L  L  C
Snow                                                           C

$$
IAZ039-191000-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
336 PM CST Sat Feb 18 2017

Date           02/18/17      Sun 02/19/17            Mon 02/20/17            Tue
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                      36          65          49          62          42
Temp             53 44 38 37 36 42 57 65 58 53 50 50 49 52 58 62 60 56 51 48 42
Dewpt            42 38 36 35 34 39 43 45 45 46 47 47 48 49 53 55 54 52 48 46 40
RH               66 79 92 92 92 89 59 48 62 77 89 89 96 89 83 78 81 86 89 93 93
Wind dir          N NE  E SE SE SE SE SE SE SE SE SE SE SE  S  S  S SW  W  W  W
Wind spd          2  2  2  2  3  5  9 11  8  9  9  8  9 11 12 11 10  9  8  6  6
Wind gust                                                  24 21
Clouds           FW FW FW FW SC FW SC SC SC SC B2 B2 OV OV OV OV OV B2 B1 SC SC
PoP 12hr                      0           0          10          80          60
QPF 12hr                      0           0           0        0.43        0.08
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                            D  D  D  D  L  L
Tstms                                                    S  S  S


Date           02/21/17  Wed 02/22/17  Thu 02/23/17  Fri 02/24/17  Sat 02/25/17
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          63      42    62      39    53      34    40      21    32
Temp          57 56 46   44 61 56 46   39 52 50 41   35 39 36 26   21 31 29
Dewpt         42 42 39   38 42 42 39   37 40 40 38   35 32 29 22   17 19 19
PWind dir        SW      SW    SW       N     E       E     N      NW    NW
Wind char        GN      LT    GN      LT    GN      GN    GN      BZ    GN
Avg clouds    FW FW FW   FW SC SC SC   SC B1 B2 OV   OV OV OV B2   B1 B1 B1
PoP 12hr          0       0     5       0    60      90    90      60     5
Rain                                       S  L  D    D  D  D  L
Snow                                                  D  D     L    C
Tstms                                            S

$$
IAZ048-191000-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
336 PM CST Sat Feb 18 2017

Date           02/18/17      Sun 02/19/17            Mon 02/20/17            Tue
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          68          51          65          41
Temp             55 46 41 38 37 46 60 68 60 54 51 51 52 55 59 65 60 54 48 45 41
Dewpt            40 38 37 35 34 39 45 48 50 49 49 50 51 53 56 57 54 49 46 42 39
RH               57 73 85 89 89 76 58 49 69 83 93 96 96 93 90 75 81 83 93 89 92
Wind dir          N  E SE SE SE SE SE  S SE  S  S SE SE  S  S  S  S  W NW  W  W
Wind spd          2  2  3  3  4  6 10 12  8  8  8  6  9 10 12 11  8  6  6  5  5
Clouds           FW FW FW FW FW SC SC SC SC B1 B2 OV OV OV OV B2 B2 B1 SC FW FW
PoP 12hr                      0           0          40          80          40
QPF 12hr                      0           0        0.02        0.31        0.03
Snow 12hr                 00-00       00-00       00-00
Rain                                               C
Rain shwrs                                            D  D  L  L  C  C
Tstms                                                    S  S  S


Date           02/21/17  Wed 02/22/17  Thu 02/23/17  Fri 02/24/17  Sat 02/25/17
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          66      43    64      41    55      34    41      21    35
Temp          61 58 48   44 63 58 47   41 53 52 42   35 40 36 27   21 33 33
Dewpt         41 41 38   37 41 41 39   38 41 41 38   35 30 26 21   17 19 21
PWind dir        SW      SW     W       N     E      NE     N      NW    NW
Wind char        GN      LT    GN      LT    GN      GN    BZ      BZ    GN
Avg clouds    FW FW FW   FW SC SC SC   SC B1 B2 B2   OV OV OV B2   B1 B1 B1
PoP 12hr          0       0     0       0    40      80    70      40     5
Rain                                       C  C  L    D  L  L  C
Snow                                                  D  L     C

$$
IAZ004-191000-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
336 PM CST Sat Feb 18 2017

Date           02/18/17      Sun 02/19/17            Mon 02/20/17            Tue
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                      36          60          51          60          37
Temp             50 43 39 37 36 41 53 60 55 53 51 51 52 53 56 60 54 49 43 39 37
Dewpt            40 38 36 34 33 36 43 49 50 50 50 50 50 52 53 54 50 45 40 36 34
RH               68 82 89 89 89 82 69 67 83 89 96 96 93 96 90 81 86 86 89 89 89
Wind dir          S  S  S  S  S  S  S  S SE  S  S  S  S  S  S SW SW  W  W  W SW
Wind spd          2  4  5  6  6 10 13 17 13 13 14 13 13 14 16 13 12 10  9  6  9
Clouds           SC FW FW FW SC B1 B1 SC B1 B1 B2 OV OV OV OV B2 B2 SC SC FW FW
PoP 12hr                      0           0          30          70          20
QPF 12hr                      0           0        0.01        0.13           0
Snow 12hr                 00-00       00-00       00-00
Rain                                               C
Rain shwrs                                            L  L  C  C  S  S
Tstms                                                    S  S  S
Wind chill                   30 35                                           30
Min chill              35    30    31                                  38    30


Date           02/21/17  Wed 02/22/17  Thu 02/23/17  Fri 02/24/17  Sat 02/25/17
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          62      41    58      36    45      26    32      17    29
Temp          57 54 45   42 57 52 41   36 45 40 34   26 32 30 22   17 27 27
Dewpt         38 40 38   35 38 38 35   33 34 33 29   25 23 22 18   13 15 17
PWind dir        SW      SW     W       N    NE      NE     N      NW    NW
Wind char        GN      GN    GN      GN    BZ      BZ    WY      BZ    GN
Avg clouds    FW FW FW   SC SC SC SC   B1 B2 B2 OV   OV OV OV B2   B1 B1 B1
PoP 12hr          0       0     0       5    70      90    80      30     5
Rain                                       C  L  D
Snow                                             D    D  D  C  C

$$
IAZ035-191000-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
336 PM CST Sat Feb 18 2017

Date           02/18/17      Sun 02/19/17            Mon 02/20/17            Tue
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          65          52          63          39
Temp             54 45 40 38 38 44 58 65 58 54 52 52 54 55 59 63 58 52 47 41 39
Dewpt            41 37 35 34 33 38 45 49 51 49 49 50 51 52 55 55 53 48 43 38 36
RH               61 73 82 85 82 79 62 56 77 83 89 93 90 90 87 75 83 86 86 89 89
Wind dir         NE SE SE SE SE SE  S  S SE  S  S  S  S  S  S  S SW  W  W  W  W
Wind spd          1  3  4  4  5  9 12 16 10 10 11 10 11 12 14 12 10  8  8  5  6
Clouds           FW FW FW SC FW SC SC FW SC B1 B2 OV OV OV OV B2 B2 SC SC FW FW
PoP 12hr                      0           0          50          80          30
QPF 12hr                      0           0        0.02        0.23           0
Snow 12hr                 00-00       00-00       00-00
Rain                                            S  C
Rain shwrs                                            D  D  L  L  C  C
Tstms                                                    S  S  S


Date           02/21/17  Wed 02/22/17  Thu 02/23/17  Fri 02/24/17  Sat 02/25/17
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          66      42    63      39    51      31    36      20    32
Temp          58 58 46   44 62 57 44   40 50 47 38   31 36 34 25   20 31 30
Dewpt         40 41 37   36 41 41 37   35 38 38 34   30 28 25 19   16 18 20
PWind dir        SW      SW     W       N    NE      NE     N      NW    NW
Wind char        GN      GN    GN      LT    GN      GN    BZ      BZ    GN
Avg clouds    FW FW FW   FW SC SC SC   SC B2 B2 OV   OV OV OV B2   B1 B1 B1
PoP 12hr          0       0     0       0    60      90    80      40     5
Rain                                       C  L  D    D  D  L
Snow                                                  D  D  L  C

$$
IAZ094-191000-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
336 PM CST Sat Feb 18 2017

Date           02/18/17      Sun 02/19/17            Mon 02/20/17            Tue
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          69          55          69          43
Temp             62 53 48 45 42 51 65 69 63 59 56 55 55 57 64 69 63 57 52 48 43
Dewpt            34 35 36 36 37 42 47 46 48 49 51 52 52 54 55 54 51 49 46 45 40
RH               35 50 63 70 82 71 52 44 58 69 83 90 90 90 73 59 65 75 80 89 89
Wind dir         NE  E SE  S  S  S  S  S  S  S  S  S  S  S  S  S  S SW  W NW  W
Wind spd          2  3  3  4  4  6 11 13  8  9  9 10 10 11 13 14 10  8  8  5  6
Wind gust                                                  25 26
Clouds           CL FW FW FW SC B1 SC SC SC B1 B2 OV OV OV OV B2 B2 B1 SC FW FW
PoP 12hr                      0           0          50          70          20
QPF 12hr                      0           0        0.01        0.20        0.01
Snow 12hr                 00-00       00-00       00-00
Rain                                            S  C
Rain shwrs                                            L  L  L  L  S  S
Tstms                                              S     S  S  S


Date           02/21/17  Wed 02/22/17  Thu 02/23/17  Fri 02/24/17  Sat 02/25/17
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          71      44    70      45    62      36    43      24    40
Temp          64 63 50   46 68 63 51   46 60 60 50   38 42 38 29   25 38 38
Dewpt         39 37 36   36 38 39 41   40 41 42 41   35 28 24 20   17 17 19
PWind dir         W      SW    SW       N     E      SE     W      NW     W
Wind char        GN      LT    GN      LT    GN      GN    BZ      BZ    GN
Avg clouds    FW FW FW   FW SC SC SC   SC B1 B1 B1   B2 B2 B2 B2   SC B1 B1
PoP 12hr          0       0     0       0    20      60    60      40     5
Rain                                       S  S  C    L  L  L  C
Snow                                                           C

$$
IAZ017-191000-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
336 PM CST Sat Feb 18 2017

Date           02/18/17      Sun 02/19/17            Mon 02/20/17            Tue
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                      35          60          48          60          38
Temp             49 43 37 36 35 41 53 60 54 51 49 48 48 51 56 60 56 52 47 42 38
Dewpt            42 38 35 35 33 37 44 48 47 47 47 48 47 50 53 54 53 48 44 40 37
RH               77 82 92 96 92 85 71 64 77 86 93100 96 96 90 81 90 86 89 93 96
Wind dir          N  S  S SE SE SE SE SE SE SE  S  S SE SE  S  S  S  W  W  W  W
Wind spd          1  2  3  3  4  8 11 12 10 11 11 10 11 13 14 12 10  9 10  6  6
Wind gust                                                  26
Clouds           FW FW FW FW FW SC SC SC SC B1 B2 B2 OV OV OV OV OV B1 SC FW FW
PoP 12hr                      0           0          20          80          40
QPF 12hr                      0           0        0.01        0.32        0.03
Snow 12hr                 00-00       00-00       00-00
Rain                                               S
Rain shwrs                                            D  D  L  L  C  C
Tstms                                                    S  S  S


Date           02/21/17  Wed 02/22/17  Thu 02/23/17  Fri 02/24/17  Sat 02/25/17
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          61      40    58      37    48      29    34      18    29
Temp          55 53 44   41 57 52 43   37 47 44 38   29 34 30 22   18 28 26
Dewpt         40 41 38   36 41 40 37   35 37 37 33   29 28 25 19   15 17 18
PWind dir        SW      SW     W       N    NE      NE     N      NW    NW
Wind char        GN      GN    GN      GN    GN      GN    BZ      BZ    BZ
Avg clouds    FW FW FW   SC SC SC SC   B1 B2 B2 OV   OV OV OV B2   B1 B1 B1
PoP 12hr          0       0     0       0    60      90    90      50     5
Rain                                       C  L  D    D
Snow                                                  D  D  D  C    S

$$
IAZ049-191000-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
336 PM CST Sat Feb 18 2017

Date           02/18/17      Sun 02/19/17            Mon 02/20/17            Tue
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          67          50          63          41
Temp             54 44 40 37 37 45 60 67 59 53 50 50 50 52 57 63 58 54 50 45 41
Dewpt            39 38 36 34 33 39 42 44 45 47 47 49 49 51 53 55 53 50 47 44 40
RH               57 79 85 89 85 79 51 43 60 80 89 96 96 96 86 75 83 86 89 96 96
Wind dir          N  E  E SE SE SE SE  S SE SE SE SE SE SE  S  S  S SW  W NW  W
Wind spd          3  3  4  3  4  8 11 13  9  9  9  8 10 11 13 14 11  9  9  6  6
Clouds           CL FW FW FW SC FW SC SC SC SC B2 B2 OV OV OV OV OV B1 SC FW FW
PoP 12hr                      0           0          20          80          50
QPF 12hr                      0           0        0.01        0.41        0.06
Snow 12hr                 00-00       00-00       00-00
Rain                                               S
Rain shwrs                                            D  D  D  D  C  C
Tstms                                                    S  S  S


Date           02/21/17  Wed 02/22/17  Thu 02/23/17  Fri 02/24/17  Sat 02/25/17
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          64      42    63      40    54      34    41      21    33
Temp          59 56 47   44 62 57 46   40 53 50 41   35 39 35 26   21 31 32
Dewpt         42 41 38   37 41 41 38   37 41 40 38   35 30 27 22   17 18 20
PWind dir        SW      SW    SW       N     E       E     N      NW    NW
Wind char        GN      GN    GN      GN    GN      GN    BZ      BZ    GN
Avg clouds    FW FW FW   FW SC SC SC   SC B1 B2 B2   OV OV OV B2   B1 B1 B1
PoP 12hr          0       0     0       0    40      90    80      50     5
Rain                                       S  C  L    D  D  D  C
Snow                                                  D  D  D  C    S

$$
IAZ086-191000-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
336 PM CST Sat Feb 18 2017

Date           02/18/17      Sun 02/19/17            Mon 02/20/17            Tue
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          72          53          67          45
Temp             61 51 44 42 41 50 66 72 65 57 53 53 53 57 63 67 64 60 54 51 45
Dewpt            37 37 37 36 35 40 44 46 48 48 49 50 51 53 55 56 55 53 50 48 43
RH               41 59 76 79 79 68 45 39 54 72 86 89 93 86 75 68 73 78 86 89 93
Wind dir          N  E  E SE SE SE  S  S SE SE SE SE SE SE  S  S  S SW  W  W  W
Wind spd          2  3  3  3  4  6  9 12  8  8  9  9 10 11 14 12 10 10  9  6  8
Clouds           CL FW FW FW FW FW SC SC SC SC B2 B2 OV OV OV OV OV B2 B1 FW SC
PoP 12hr                      0           0          20          70          50
QPF 12hr                      0           0        0.01        0.22        0.09
Snow 12hr                 00-00       00-00       00-00
Rain                                               S
Rain shwrs                                            L  L  L  L  C  C
Tstms                                                    S  S  S


Date           02/21/17  Wed 02/22/17  Thu 02/23/17  Fri 02/24/17  Sat 02/25/17
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          69      44    69      45    61      38    46      24    38
Temp          63 62 49   46 67 63 50   46 60 57 50   40 44 41 30   25 36 36
Dewpt         41 39 38   37 41 40 41   40 42 43 42   39 31 28 22   19 19 20
PWind dir         W      SW    SW      NW     E      SE     W      NW    NW
Wind char        GN      GN    GN      LT    GN      GN    BZ      BZ    GN
Avg clouds    FW FW FW   FW SC SC SC   SC B1 B2 B2   B2 B2 B2 B2   B1 B1 B1
PoP 12hr          0       0     0       5    30      70    70      50     5
Rain                                       S  C  L    L  L  L  C
Snow                                                           C    S

$$



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