Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
336 AM CST Sun Feb 19 2017

IAZ060-192200-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
336 AM CST Sun Feb 19 2017

Date             Sun 02/19/17            Mon 02/20/17            Tue 02/21/17
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                      72          54          69          43          74
Temp             40 48 66 72 65 58 54 55 54 59 66 69 63 57 51 47 43 52 67 73 65
Dewpt            35 40 45 47 48 48 49 50 52 55 55 55 53 50 46 43 39 40 41 40 40
RH               82 74 47 41 54 69 83 83 93 87 68 61 70 77 83 86 86 63 39 30 40
Wind dir         SE SE  S  S SE  S  S SE  S  S  S SW SW  W  W  W  W SW SW SW SW
Wind spd          4  5  9 12  9  8  8  6 10 12 13 13 10  8  6  6  6  9 12 13  9
Clouds           SC SC SC SC SC B1 B2 B2 OV OV OV B2 B2 B1 SC SC SC FW FW FW FW
PoP 12hr                      0          40          80          40           0
QPF 12hr                      0        0.02        0.20        0.04           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                D  D  C  C  C  C
Tstms                                     S  S  C


Date               Wed 02/22/17  Thu 02/23/17  Fri 02/24/17  Sat 02/25/17
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            46    71      43    56      36    43      22    36
Temp          50   47 69 65 49   44 55 53 42   38 41 38 27   23 32 34
Dewpt         39   38 40 40 39   38 39 40 38   35 31 24 19   16 18 20
PWind dir          SW     W       N     E      NE    NW      NW     W
Wind char          GN    GN      LT    GN      GN    BZ      BZ    GN
Avg clouds    FW   FW SC SC FW   SC B1 B2 B2   B2 B2 B2 B2   B1 B1 B1
PoP 12hr            0     0       0    20      90    70      40    10
Rain                                    S  D    D  L  L  C
Snow                                            D  L     C

$$
IAZ039-192200-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
336 AM CST Sun Feb 19 2017

Date             Sun 02/19/17            Mon 02/20/17            Tue 02/21/17
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                      67          50          63          41          66
Temp             28 36 57 67 59 53 51 51 50 52 58 63 60 54 51 47 41 46 59 66 58
Dewpt            28 36 43 46 45 46 46 46 48 50 54 57 54 51 48 45 40 40 43 44 42
RH              100100 59 47 60 77 83 83 93 93 86 81 81 90 89 93 96 79 55 45 55
Wind dir         SE SE SE SE SE SE SE SE SE SE  S  S SW  W  W  W  W SW SW SW SW
Wind spd          2  4  9 10  9  9  9  8 10 11 14 13 11  9  8  6  6  8 12 12  9
Clouds           SC SC SC SC SC B1 B2 B2 OV OV OV OV OV B1 B1 SC SC FW FW FW FW
PoP 12hr                      0          10          80          60           0
QPF 12hr                      0           0        0.42        0.13           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                D  D  D  D  L  L
Tstms                                     S  C  C  S
Obvis            F+
Dense Fog         Y


Date               Wed 02/22/17  Thu 02/23/17  Fri 02/24/17  Sat 02/25/17
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            42    63      39    50      34    40      20    32
Temp          45   42 61 57 45   39 49 46 40   36 40 35 26   21 28 27
Dewpt         40   38 42 43 39   37 38 39 37   34 34 28 21   17 19 20
PWind dir          SW    SW       N    NE      NE     N      NW    NW
Wind char          GN    GN      GN    GN      BZ    BZ      BZ    GN
Avg clouds    FW   FW SC SC SC   SC B1 B2 B2   OV OV B2 B2   B2 B1 B1
PoP 12hr            0     0       0    40      90    80      50    20
Rain                                 S  C  D    D  D  L  C
Snow                                            D  D     C    C  S  S
Tstms                                      S

$$
IAZ048-192200-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
336 AM CST Sun Feb 19 2017

Date             Sun 02/19/17            Mon 02/20/17            Tue 02/21/17
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          52          66          41          70
Temp             32 41 59 69 61 55 52 53 52 54 61 66 59 53 49 46 41 49 63 69 60
Dewpt            32 39 46 48 49 49 49 49 51 54 57 57 54 49 46 43 39 39 41 42 41
RH              100 92 62 47 65 80 89 86 96100 87 73 83 86 89 89 92 68 44 37 49
Wind dir         SE SE SE  S SE SE  S SE SE  S  S SW SW  W  W NW  W SW SW SW SW
Wind spd          2  5  9 12  9  8  8  6 10 11 13 12  9  8  6  6  6  8 12 12  9
Clouds           SC SC SC SC SC B1 B2 OV OV OV OV B2 B2 B1 SC SC SC FW FW FW FW
PoP 12hr                      0          40          90          40           0
QPF 12hr                      0        0.02        0.29        0.08           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                D  D  C  C  C  C
Tstms                                     S  S  C
Obvis           PF+
Dense Fog         Y


Date               Wed 02/22/17  Thu 02/23/17  Fri 02/24/17  Sat 02/25/17
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            44    66      40    52      34    41      20    34
Temp          48   44 65 59 47   40 51 49 41   36 40 37 26   21 31 31
Dewpt         39   38 41 41 39   38 39 39 37   34 32 25 20   17 19 21
PWind dir          SW    SW       N    NE      NE     N      NW     W
Wind char          LT    GN      GN    GN      BZ    BZ      BZ    GN
Avg clouds    FW   FW SC SC FW   SC B1 B2 B2   B2 B2 B2 B2   B1 B1 B1
PoP 12hr            0     0       0    20      90    80      50    10
Rain                                 S  S  D    D  D  L  C
Snow                                            D  D     C    S

$$
IAZ004-192200-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
336 AM CST Sun Feb 19 2017

Date             Sun 02/19/17            Mon 02/20/17            Tue 02/21/17
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                      63          51          61          37          64
Temp             32 39 55 63 56 52 51 51 51 53 58 61 54 48 44 39 37 45 58 64 54
Dewpt            31 37 44 50 50 50 49 49 51 52 54 53 49 45 39 36 33 35 38 41 41
RH               96 92 66 62 80 93 93 93100 96 86 75 83 89 82 89 85 68 47 43 61
Wind dir          S  S  S  S  S  S  S  S  S  S  S SW  W  W  W SW SW SW SW  W SW
Wind spd          6 10 12 16 13 13 14 13 14 16 17 16 12 10  9  8 10 12 14 14 10
Clouds           B1 B1 SC SC B1 B1 B2 OV OV OV OV B2 B1 SC SC FW FW FW FW FW FW
PoP 12hr                      0          40          70          20           0
QPF 12hr                      0        0.01        0.17        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                L  L  C  C  S  S
Tstms                                     S  S  S
Obvis           PF+
Wind chill       25 33                                           30 39
Min chill        24    25                                  38    29    31
Dense Fog         Y


Date               Wed 02/22/17  Thu 02/23/17  Fri 02/24/17  Sat 02/25/17
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            41    59      35    41      27    31      17    28
Temp          44   41 58 53 40   35 41 38 33   29 29 28 22   18 25 24
Dewpt         38   36 38 38 35   32 32 32 29   25 24 21 18   14 16 17
PWind dir          SW     W       N    NE      NE     N      NW     W
Wind char          GN    GN      GN    BZ      BZ    WY      BZ    GN
Avg clouds    FW   SC SC SC SC   B1 B2 B2 OV   OV OV B2 B2   B1 B1 B1
PoP 12hr            0     0       5    40      90    80      50    10
Rain                                 C  C  D
Snow                                 C     D    D  D  C  C    S

$$
IAZ035-192200-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
336 AM CST Sun Feb 19 2017

Date             Sun 02/19/17            Mon 02/20/17            Tue 02/21/17
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                      67          52          63          39          68
Temp             30 38 57 67 60 55 52 52 53 54 60 63 58 52 47 43 39 47 62 68 60
Dewpt            30 38 46 50 50 48 49 49 50 53 56 56 52 48 43 39 36 36 42 43 42
RH              100100 67 54 69 77 89 89 89 96 87 78 80 86 86 86 89 65 48 40 51
Wind dir         SE SE  S  S SE  S  S  S  S  S  S SW SW  W  W  W SW SW SW SW SW
Wind spd          6  8 11 14 10 10 11 10 12 13 14 14 10  8  8  5  8 10 13 13  9
Clouds           B1 SC SC FW SC B1 B2 OV OV OV OV B2 B1 SC SC SC FW FW FW FW FW
PoP 12hr                      0          50          80          30           0
QPF 12hr                      0        0.02        0.25        0.05           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                D  D  C  C  C  C
Tstms                                     S  S  S
Obvis           PF+
Wind chill       23 32                                           33
Min chill        20    21                                        33    34
Dense Fog         Y


Date               Wed 02/22/17  Thu 02/23/17  Fri 02/24/17  Sat 02/25/17
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            43    63      38    47      31    37      18    31
Temp          47   43 61 57 43   38 47 44 37   33 35 33 23   19 28 28
Dewpt         38   36 40 41 37   34 37 36 34   30 30 24 19   15 19 20
PWind dir          SW     W       N    NE      NE     N      NW     W
Wind char          GN    GN      GN    GN      BZ    BZ      BZ    GN
Avg clouds    FW   SC SC SC SC   B1 B2 B2 B2   OV OV B2 B2   B1 B1 B2
PoP 12hr            0     0      10    40      90    80      50    10
Rain                                 C  C  D    D  D  L
Snow                                            D  D  L  C    S

$$
IAZ094-192200-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
336 AM CST Sun Feb 19 2017

Date             Sun 02/19/17            Mon 02/20/17            Tue 02/21/17
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                      71          55          69          44          75
Temp             45 52 67 71 65 60 57 57 55 58 67 69 65 59 54 49 44 52 67 74 65
Dewpt            37 43 47 47 48 49 50 52 53 55 55 54 51 51 48 45 41 40 40 39 38
RH               73 71 49 42 54 67 77 83 93 90 65 59 60 75 80 86 89 63 37 28 37
Wind dir         SE  S  S  S  S  S  S  S  S  S  S SW SW SW  W  W  W SW SW SW SW
Wind spd          6  5 10 13  9  9  9 10 11 12 16 16 10  9  8  6  8  9 12 14  9
Clouds           SC SC SC SC SC B2 B2 OV OV OV OV B2 B1 B1 SC FW SC FW FW FW CL
PoP 12hr                      0          60          70          10           0
QPF 12hr                      0        0.02        0.16           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                             S  L  L  C  C  S  S
Tstms                                  S  S  S  C


Date               Wed 02/22/17  Thu 02/23/17  Fri 02/24/17  Sat 02/25/17
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            46    72      43    60      37    44      22    39
Temp          51   47 70 66 51   43 58 57 48   39 41 39 28   23 34 36
Dewpt         38   38 40 40 41   39 39 40 40   35 29 24 18   16 16 18
PWind dir          SW    SW       N     E       E    NW      NW     W
Wind char          GN    GN      LT    GN      GN    BZ      BZ    GN
Avg clouds    FW   FW SC SC SC   SC B1 B1 B2   B1 B1 B2 B2   B1 B1 B1
PoP 12hr            0     0       0    30      60    50      30     5
Rain                                    C  L    L  C  C  C
Snow                                                     C

$$
IAZ017-192200-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
336 AM CST Sun Feb 19 2017

Date             Sun 02/19/17            Mon 02/20/17            Tue 02/21/17
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                      63          49          60          37          63
Temp             30 38 56 63 56 52 52 50 49 51 57 60 56 51 46 41 37 44 57 63 54
Dewpt            30 37 44 48 47 47 47 47 48 51 54 56 53 49 43 40 36 37 41 42 42
RH              100 96 64 58 72 83 83 89 96100 90 87 90 93 89 96 96 76 55 46 64
Wind dir          S SE SE SE SE SE  S  S SE  S  S  S SW  W  W  W SW SW SW SW SW
Wind spd          4  8 11 12 10 11 11 10 12 14 16 14 11  9 10  8  8  9 13 13 10
Clouds           SC SC SC SC SC B1 B2 OV OV OV OV OV B2 B1 SC SC SC FW FW FW FW
PoP 12hr                      0          20          80          40           0
QPF 12hr                      0           0        0.29        0.08           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                D  D  L  L  C  C
Tstms                                     S  S  C  S
Obvis            F+
Wind chill          32                                           31
Min chill        23    24                                        31    32
Dense Fog         Y


Date               Wed 02/22/17  Thu 02/23/17  Fri 02/24/17  Sat 02/25/17
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            40    58      36    44      30    35      17    29
Temp          43   40 57 51 41   36 44 41 36   31 34 31 22   18 26 24
Dewpt         38   36 41 41 37   34 35 35 33   30 30 25 19   15 18 18
PWind dir          SW     W       N    NE      NE     N      NW     W
Wind char          GN    GN      GN    GN      BZ    BZ      BZ    GN
Avg clouds    FW   SC SC SC SC   B1 B2 B2 OV   OV OV B2 B2   B2 B1 B2
PoP 12hr            0     0       5    50      90    90      50    10
Rain                                 C  C  D    D  D  L
Snow                                 C          D  D  L  C    C

$$
IAZ049-192200-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
336 AM CST Sun Feb 19 2017

Date             Sun 02/19/17            Mon 02/20/17            Tue 02/21/17
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          51          65          41          68
Temp             29 39 61 69 60 54 53 52 51 53 59 65 58 54 50 45 41 47 60 68 58
Dewpt            29 38 42 45 46 47 47 48 49 52 54 56 53 50 47 44 40 40 42 42 41
RH              100 96 49 42 60 77 80 86 93 96 83 73 83 86 89 96 96 76 51 39 53
Wind dir          E SE  S  S SE SE SE SE SE  S  S  S SW  W  W NW  W SW SW SW SW
Wind spd          3  6 10 13 10  9  9  8 11 13 16 16 11  9  9  8  6  9 13 14 10
Clouds           SC SC SC SC SC B1 B2 B2 OV OV OV OV B2 B1 SC SC SC FW FW FW FW
PoP 12hr                      0          20          90          50           0
QPF 12hr                      0           0        0.42        0.09           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                D  D  L  L  C  C
Tstms                                     S  C  C  S
Obvis            F+
Dense Fog         Y


Date               Wed 02/22/17  Thu 02/23/17  Fri 02/24/17  Sat 02/25/17
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            42    65      39    51      34    40      20    33
Temp          46   42 63 58 46   39 50 48 40   35 39 34 25   21 29 29
Dewpt         39   37 41 41 39   37 38 38 37   34 33 25 21   16 18 20
PWind dir          SW    SW       N    NE      NE     N      NW    NW
Wind char          GN    GN      GN    GN      BZ    BZ      BZ    BZ
Avg clouds    FW   FW SC SC SC   SC B1 B2 B2   B2 B2 B2 B2   B1 B1 B1
PoP 12hr            0     0       0    30      90    70      50    10
Rain                                 S  C  D    D  L  L
Snow                                            D  L  L  C    C

$$
IAZ086-192200-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
336 AM CST Sun Feb 19 2017

Date             Sun 02/19/17            Mon 02/20/17            Tue 02/21/17
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                      72          53          68          46          72
Temp             37 47 66 72 65 56 53 54 53 57 66 68 64 58 55 51 46 53 66 72 64
Dewpt            34 39 45 46 47 47 48 49 51 53 55 56 55 53 50 49 44 43 43 41 40
RH               89 74 47 39 52 72 83 83 93 86 68 65 73 83 83 93 93 69 43 33 41
Wind dir         SE SE  S  S SE SE SE SE  S  S  S  S  S SW  W  W  W  W SW SW SW
Wind spd          4  5  8 12  9  8  9  9 11 12 16 14 10 10  9  6  8  9 12 14  9
Clouds           FW FW SC SC SC SC B2 B2 OV OV OV OV OV B1 B1 SC SC FW FW FW FW
PoP 12hr                      0          20          80          50           0
QPF 12hr                      0           0        0.33        0.11           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                D  D  L  L  C  C
Tstms                                     S  C  C  S


Date               Wed 02/22/17  Thu 02/23/17  Fri 02/24/17  Sat 02/25/17
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            46    70      44    59      38    48      23    37
Temp          50   46 68 64 49   45 58 55 44   40 48 42 30   24 34 33
Dewpt         40   38 42 41 41   40 40 41 41   39 32 27 20   17 17 19
PWind dir          SW    SW       N     E       E    NW      NW    NW
Wind char          GN    GN      GN    GN      GN    BZ      BZ    GN
Avg clouds    FW   FW SC SC SC   SC B1 B2 B2   B2 B2 B2 B2   B1 B1 B1
PoP 12hr            0     0       5    30      70    50      30    10
Rain                                    C  L    L  C  C  C
Snow                                                     C

$$



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