Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
337 PM CDT Mon Mar 27 2017

IAZ060-281000-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
337 PM CDT Mon Mar 27 2017

Date           03/27/17      Tue 03/28/17            Wed 03/29/17            Thu
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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          58          41          49          39
Temp          51 49 46 44 42 43 48 54 58 56 51 47 45 41 42 45 49 47 44 41 40 39
Dewpt         42 41 42 41 41 40 41 41 42 40 40 39 38 37 38 39 38 38 38 36 36 36
RH            71 74 86 89 96 89 77 61 55 55 66 74 76 85 86 79 66 71 79 82 85 89
Wind dir       N  N NE NE  N NE NE  E  E  E  E  E  E  E  E  E  E  E  E NE NE NE
Wind spd       8  6  4  3  3  3  8  6  8  6  8  8  9 10 11 12 14 14 12 13 13 12
Wind gust                                                  23 26 27 23 24 24
Clouds        OV OV OV OV OV OV OV OV OV B2 OV OV OV OV OV OV OV OV OV OV OV OV
PoP 12hr                      0           5          40          80          80
QPF 12hr                      0           0        0.03        0.36        0.58
Snow 12hr                 00-00       00-00       00-00
Rain                                            C  C  D  D  D  D  D  D  D  D  L
Obvis                  PF PF PF
Wind chill                                           35 36 39       37 34 33 31
Min chill                    39                      35    34          32    31


Date           03/30  Fri 03/31/17  Sat 04/01/17  Sun 04/02/17  Mon 04/03/17
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          47      36    52      37    57      41    60      43    61
Temp          43 46   39 36 47 51   42 37 53 54   46 41 56 57   48 43 58 58
Dewpt         39 36   35 33 37 37   36 34 39 39   37 37 41 40   41 39 43 42
PWind dir        NE       N     N       N     N       N    SE      SE     E
Wind char        GN      GN    GN      LT    LT      LT    LT      LT    GN
Avg clouds    OV OV   OV B2 B2 B1   B1 B1 B1 B1   B1 B1 B1 B1   B1 SC SC SC
PoP 12hr         70      30     5       0    30      30    20      10    10
Rain           L  L    C                   S  C    C  C  S

$$
IAZ039-281000-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
337 PM CDT Mon Mar 27 2017

Date           03/27/17      Tue 03/28/17            Wed 03/29/17            Thu
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      39          56          37          48          36
Temp          49 47 43 41 40 39 45 52 56 54 47 43 39 37 39 44 48 46 41 39 38 36
Dewpt         40 42 42 41 40 39 40 41 41 40 39 38 35 34 35 38 37 37 36 35 34 34
RH            71 83 96100100100 82 66 57 59 74 82 85 89 85 79 65 71 82 85 85 92
Wind dir      NW  N  N  N  N  N NE  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd       4  5  4  3  3  4  8  6  8  5  6  8  9  9 12 13 14 13 12 13 13 14
Wind gust                                                     25 24
Clouds        OV OV OV OV OV OV OV OV B2 B1 B1 B1 B2 OV OV OV OV OV OV OV OV OV
PoP 12hr                      0           0          10          60          70
QPF 12hr                      0           0           0        0.12        0.43
Snow 12hr                 00-00       00-00       00-00
Rain                                                  C  C  L  L  C  C  L  L  L
Obvis               PF PF PF PF
Wind chill                                        33 30 31 37       34 31 29 27
Min chill              38    36    36          38    29    28    39    31    27


Date           03/30  Fri 03/31/17  Sat 04/01/17  Sun 04/02/17  Mon 04/03/17
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          43      33    50      34    55      38    58      40    59
Temp          41 42   35 33 45 49   39 34 52 52   42 38 54 54   45 40 56 55
Dewpt         36 36   34 32 37 37   34 32 38 39   35 34 40 40   38 38 43 43
PWind dir        NE      NE     N       N    NW      NW    SW       S     S
Wind char        GN      GN    GN      LT    LT      LT    LT      LT    LT
Avg clouds    OV OV   OV B2 B1 B1   B1 SC SC SC   B1 B1 B1 B1   SC SC SC SC
PoP 12hr         70      40    10       5    20      30    20       5     5
Rain           L  L    C                      S    C  S  S
Snow                   C

$$
IAZ048-281000-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
337 PM CDT Mon Mar 27 2017

Date           03/27/17      Tue 03/28/17            Wed 03/29/17            Thu
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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          55          39          47          37
Temp          50 49 44 42 42 40 46 52 55 54 48 45 42 39 40 44 47 46 42 40 38 37
Dewpt         42 41 41 41 40 39 40 41 41 40 40 39 37 37 37 38 37 38 37 36 36 35
RH            74 74 89 96 93 96 79 66 59 59 74 79 82 92 89 79 68 73 82 85 92 92
Wind dir       N  N  N  N  N  N NE  E  E  E  E  E  E  E  E  E  E  E  E  E NE NE
Wind spd       8  6  4  3  4  4  8  8  9  8  8  6  8  9 11 12 14 14 12 13 13 12
Wind gust                                                  24 26 27       24 23
Clouds        OV OV OV OV OV OV OV OV B2 B2 B2 OV OV OV OV OV OV OV OV OV OV OV
PoP 12hr                      0           0          30          80          80
QPF 12hr                      0           0           0        0.31        0.55
Snow 12hr                 00-00       00-00       00-00
Rain                                            C  C  D  D  L  L  L  L  D  D  L
Obvis                  PF PF PF
Wind chill                                           33 33 38       35 33 30 29
Min chill                    37    37                32    32    38    32    29


Date           03/30  Fri 03/31/17  Sat 04/01/17  Sun 04/02/17  Mon 04/03/17
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          44      34    51      36    56      39    59      41    60
Temp          41 43   37 34 46 50   40 36 52 53   43 39 56 57   46 41 56 57
Dewpt         37 36   34 32 37 37   36 34 39 39   37 36 40 41   40 38 43 42
PWind dir        NE      NE     N      NE     N       N    SE       S    SE
Wind char        GN      GN    GN      LT    LT      LT    LT      LT    GN
Avg clouds    OV OV   OV B2 B2 B1   B1 B1 B1 B1   B1 B1 B1 B1   SC SC SC SC
PoP 12hr         70      30     5       0    30      30    20      10     5
Rain           L  L    C                   S  C    C  C  S

$$
IAZ004-281000-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
337 PM CDT Mon Mar 27 2017

Date           03/27/17      Tue 03/28/17            Wed 03/29/17            Thu
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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          56          37          47          34
Temp          51 49 43 39 37 35 43 52 56 53 45 41 39 37 39 43 47 46 40 37 35 34
Dewpt         39 40 39 37 36 34 37 39 39 39 38 38 36 35 35 36 37 36 36 35 34 32
RH            63 71 86 92 96 96 79 61 53 59 76 89 89 92 85 76 68 68 85 92 96 92
Wind dir       N NE  E SE  N NE  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E NE
Wind spd       8  5  3  3  3  4  6  9 10  9  8  6  6  9 11 13 13 13 10 11  9 11
Clouds        OV B1 B1 B1 B1 SC B1 SC SC B1 B1 B2 OV OV OV OV OV OV OV OV B2 OV
PoP 12hr                      0           0          20          60          50
QPF 12hr                      0           0           0        0.14        0.06
Snow 12hr                 00-00       00-00       00-00
Rain                                            S  S  L  L  L  L  C  C  C  C  C
Snow                                                                       S  S
Obvis                  PF PF PF
Wind chill                                        33 30 31 36       33 29 28 26
Min chill              36    30    31          36    30    29    37    29    25


Date           03/30  Fri 03/31/17  Sat 04/01/17  Sun 04/02/17  Mon 04/03/17
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          47      31    51      34    55      37    58      40    58
Temp          44 44   34 31 46 49   38 34 52 51   42 38 54 55   44 41 55 55
Dewpt         35 35   32 30 34 35   33 31 35 37   35 35 38 39   39 38 40 40
PWind dir        NE      NE    NE      SE    NW      NW    SW      SW     S
Wind char        GN      GN    GN      LT    LT      LT    GN      GN    GN
Avg clouds    B2 B2   B1 B1 SC SC   SC SC SC B1   B1 B1 B1 SC   SC SC SC B1
PoP 12hr         40       5     0       0     5       5     5       5     5
Rain           C  S
Snow           S

$$
IAZ035-281000-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
337 PM CDT Mon Mar 27 2017

Date           03/27/17      Tue 03/28/17            Wed 03/29/17            Thu
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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          55          39          46          36
Temp          50 47 44 40 38 36 42 52 55 53 47 45 41 39 40 43 46 44 41 39 38 36
Dewpt         39 40 40 39 37 35 38 40 41 40 39 39 37 36 36 37 37 37 37 35 34 33
RH            66 76 86 96 96 96 86 63 59 61 74 79 85 89 85 79 71 76 85 85 85 89
Wind dir       N  N NE NE  N NE  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E NE
Wind spd       6  5  3  2  2  3  6  8  9  9  8  6  8 10 12 14 14 14 12 13 12 12
Clouds        OV B2 B2 B2 OV B2 B2 B1 B2 B2 B2 OV OV OV OV OV OV OV OV OV OV OV
PoP 12hr                      0           0          20          80          60
QPF 12hr                      0           0           0        0.24        0.21
Snow 12hr                 00-00       00-00       00-00
Rain                                            S  S  D  D  L  L  L  L  L  L  L
Obvis                  PF PF PF
Wind chill                                           32 33 36    37 34 31 30 28
Min chill              39    33    33          39    32    32    37    31    28


Date           03/30  Fri 03/31/17  Sat 04/01/17  Sun 04/02/17  Mon 04/03/17
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          45      33    51      35    55      39    59      41    60
Temp          42 42   35 33 45 48   39 36 51 51   43 39 54 56   45 41 56 57
Dewpt         36 35   33 31 37 36   34 33 38 37   36 34 39 39   40 37 42 41
PWind dir        NE      NE    NE      NE    NW      NW    SW       S     E
Wind char        GN      GN    GN      LT    LT      LT    GN      GN    GN
Avg clouds    OV OV   B2 B2 B1 SC   B1 B1 B1 B1   B1 B1 B1 SC   SC SC SC SC
PoP 12hr         60      10     5       0    30      20     5       5     5
Rain           L  C                           C    S  S

$$
IAZ094-281000-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
337 PM CDT Mon Mar 27 2017

Date           03/27/17      Tue 03/28/17            Wed 03/29/17            Thu
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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          57          43          50          41
Temp          51 49 46 45 43 42 48 54 57 55 49 47 44 43 43 46 50 48 46 44 43 41
Dewpt         44 43 42 41 41 40 41 42 43 41 41 41 40 40 40 41 41 41 40 39 39 39
RH            77 80 86 86 93 93 77 64 59 59 74 79 86 89 89 83 71 77 79 82 86 92
Wind dir       N  N  N  N  N NE NE  E  E  E  E  E  E  E  E  E  E  E  E NE NE NE
Wind spd       8  6  5  4  4  5  8  8  9  9 10  9 10 12 13 13 14 16 14 14 13 12
Wind gust                                               24 25 25 27 25    24
Clouds        OV OV OV OV OV OV OV OV OV B2 OV OV OV OV OV OV OV OV OV OV OV OV
PoP 12hr                      0           5          60          90          80
QPF 12hr                      0           0        0.10        0.39        0.61
Snow 12hr                 00-00       00-00       00-00
Rain                                            L  L  D  D  D  D  D  D  D  D  D
Obvis                     PF PF
Wind chill                                        38 36 36          39 37 36 34
Min chill                    37    38                35    35          37    33


Date           03/30  Fri 03/31/17  Sat 04/01/17  Sun 04/02/17  Mon 04/03/17
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          49      37    52      37    58      41    60      43    61
Temp          45 47   41 37 47 50   42 38 53 56   46 41 56 58   48 43 57 59
Dewpt         41 38   35 34 38 37   36 34 39 40   38 37 41 40   40 39 43 43
PWind dir        NE       N     N      NE    NE       E    SE      SE     E
Wind char        GN      GN    GN      LT    LT      LT    LT      LT    GN
Avg clouds    OV OV   OV B2 B2 B1   B1 B1 B1 B1   B1 B1 B2 B1   B1 B1 B1 B1
PoP 12hr         80      20     5       5    20      30    10      10    20
Rain           D  L    S                      S    C  C                S  C

$$
IAZ017-281000-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
337 PM CDT Mon Mar 27 2017

Date           03/27/17      Tue 03/28/17            Wed 03/29/17            Thu
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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          56          35          47          34
Temp          48 46 41 38 35 33 43 53 56 52 44 41 37 35 37 44 47 45 40 37 35 34
Dewpt         42 40 39 38 35 33 37 39 40 39 38 37 35 33 33 36 36 36 36 34 33 32
RH            80 79 92100100100 79 59 55 61 79 85 92 92 85 73 65 70 85 89 92 92
Wind dir       N  N NE NE  N NE  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd       8  5  3  3  4  4  6  6  9  6  6  8  9 10 12 13 14 14 12 12 12 12
Wind gust                                                  24
Clouds        OV OV B2 B2 OV B2 B2 B1 B1 B1 B1 B2 B2 OV OV OV OV OV OV OV B2 OV
PoP 12hr                      0           0           5          60          50
QPF 12hr                      0           0           0        0.10        0.13
Snow 12hr                 00-00       00-00       00-00
Rain                                                  C  C  L  L  C  C  C  C  L
Snow                                                                    C
Obvis               PF PF PF PF
Wind chill                                     35 30 28 29 37    38 33 29 27 25
Min chill              34    29    31          33    27    27    37    28    24


Date           03/30  Fri 03/31/17  Sat 04/01/17  Sun 04/02/17  Mon 04/03/17
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          44      31    49      34    53      36    56      39    58
Temp          42 41   34 31 44 47   39 35 50 50   41 37 52 52   44 39 55 53
Dewpt         35 35   32 30 35 36   33 32 36 38   35 34 38 39   38 37 41 40
PWind dir         E      NE    NE       N    NW       W     W       S    SE
Wind char        GN      GN    GN      LT    LT      LT    LT      GN    GN
Avg clouds    OV B2   B2 B2 B1 SC   SC SC SC SC   B1 B1 B1 SC   SC SC SC SC
PoP 12hr         60      20     5       0    10      10     5       5     5
Rain           L  C    S
Snow           S       S

$$
IAZ049-281000-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
337 PM CDT Mon Mar 27 2017

Date           03/27/17      Tue 03/28/17            Wed 03/29/17            Thu
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      39          55          38          47          36
Temp          49 47 44 41 40 39 46 53 55 53 48 44 40 38 40 43 47 46 41 39 36 36
Dewpt         43 42 42 41 40 39 40 41 42 40 40 38 36 35 36 38 37 37 37 35 35 34
RH            80 83 93100100100 79 64 61 61 74 79 85 89 85 82 68 71 85 85 96 92
Wind dir       N  N  N  N  N  N NE  E  E  E  E  E  E  E  E  E  E  E  E  E  E NE
Wind spd       5  6  4  4  4  5  8  8  9  8  8  9 10 10 13 14 18 17 14 16 14 16
Wind gust                                                        27       25
Clouds        OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2 OV OV OV OV OV OV OV OV OV
PoP 12hr                      0           0          20          70          80
QPF 12hr                      0           0           0        0.23        0.56
Snow 12hr                 00-00       00-00       00-00
Rain                                            S  S  L  L  L  L  L  L  D  D  D
Obvis               PF PF PF PF
Wind chill                                        33 31 32 36    39 33 30 27 26
Min chill              38    35    35          38    31    31    37    29    26


Date           03/30  Fri 03/31/17  Sat 04/01/17  Sun 04/02/17  Mon 04/03/17
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          43      33    50      34    55      38    58      40    59
Temp          40 42   34 33 47 49   39 34 51 52   42 39 54 54   45 40 56 55
Dewpt         37 35   34 31 36 37   35 32 39 38   36 35 39 40   39 37 42 41
PWind dir        NE      NE     N      NE     N      NW    SW       S    SE
Wind char        BZ      GN    GN      LT    LT      LT    GN      LT    GN
Avg clouds    OV OV   OV B2 B2 B1   B1 B1 SC SC   B1 B1 B1 B1   SC SC B1 B1
PoP 12hr         80      40     5       0    30      30    20       5     5
Rain           D  L    C                      C    C  C  S
Snow                   C

$$
IAZ086-281000-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
337 PM CDT Mon Mar 27 2017

Date           03/27/17      Tue 03/28/17            Wed 03/29/17            Thu
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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          57          41          50          41
Temp          52 50 46 45 44 42 49 53 57 56 50 47 45 41 44 47 50 50 45 44 43 41
Dewpt         45 44 43 42 41 40 42 42 43 41 40 39 38 37 38 40 38 39 39 38 38 39
RH            77 80 89 89 89 93 77 66 59 57 68 74 76 85 79 76 63 66 79 79 82 92
Wind dir       N  N  N  N  N  N NE  E  E  E  E  E  E  E  E  E  E  E  E  E  E NE
Wind spd       8  6  6  5  5  4  8  6  8  8  9 10 11 11 13 16 17 17 16 14 14 14
Wind gust                                                        27 26
Clouds        OV OV OV OV OV OV OV OV OV B2 B2 B2 OV OV OV OV OV OV OV OV OV OV
PoP 12hr                      5           5          20          80          90
QPF 12hr                      0           0           0        0.26        0.53
Snow 12hr                 00-00       00-00       00-00
Rain                                            S  S  L  L  D  D  D  D  D  D  D
Obvis                        PF
Wind chill                                        39 34 37          38 37 36 33
Min chill                    38    39                34    34          35    33


Date           03/30  Fri 03/31/17  Sat 04/01/17  Sun 04/02/17  Mon 04/03/17
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          48      37    52      36    58      40    60      42    62
Temp          45 47   41 37 47 51   40 36 53 55   45 40 56 58   47 42 58 59
Dewpt         40 38   36 34 38 37   37 34 39 39   38 37 40 41   40 39 43 43
PWind dir        NE       N     N       N     N      NW    SE      SE     E
Wind char        GN      GN    GN      LT    LT      LT    LT      GN    GN
Avg clouds    OV OV   OV OV B2 B1   B1 B1 B1 B1   B1 B1 B1 B1   B1 B1 B1 B1
PoP 12hr         80      20    10       5    10      30    30      10    30
Rain           D  L    S  S                        C  C  C                C

$$



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