Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
1053 AM CDT Wed Mar 22 2017

IAZ060-222200-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
1053 AM CDT Wed Mar 22 2017

Date             Wed 03/22/17            Thu 03/23/17            Fri 03/24/17
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      46          36          58          52          68
Temp                   41 46 41 37 36 37 37 40 47 54 58 57 56 53 53 59 67 67 62
Dewpt                  24 23 21 23 24 25 29 33 38 43 46 47 47 47 47 51 52 52 51
RH                     50 40 44 56 61 61 72 76 71 66 64 69 72 80 80 75 59 59 67
Wind dir               SE SE SE SE SE SE SE SE SE  S SE SE  S  S  S  S  S  S SE
Wind spd               11 11 11 10 11 11 12 13 13 14 11 11 10  8  9 10 10  9  8
Wind gust                          23          24 25
Clouds                 B2 B2 B2 B2 B2 OV OV OV OV B2 B2 B2 B2 B1 B2 B2 OV OV OV
PoP 12hr                      5          10          60          30          70
QPF 12hr                      0           0        0.09        0.03        0.21
Snow 12hr                 00-00       00-00       00-00
Rain                                      L  L  C  C  C  C  C  C  C  C  L  L  D
Tstms                                           S  S           S           C  S
Wind chill             34    34 30 29 29 29 32
Min chill              25    34    28    28    27


Date          Sat 03/25/17  Sun 03/26/17  Mon 03/27/17  Tue 03/28/17
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          49    60      44    59      44    58      40    59
Temp          53 49 57 57   48 44 55 57   48 44 55 55   45 40 54 56
Dewpt         49 48 49 46   44 43 48 46   44 41 45 42   40 36 41 39
PWind dir         E    NE       N    NW       N     N       N     N
Wind char        GN    GN      LT    LT      LT    LT      GN    GN
Avg clouds    OV OV OV OV   OV B2 B2 B2   B2 B2 B2 B2   B2 B1 B1 B1
PoP 12hr         90    90      30    20      40    30       5     5
Rain           D  D  D  L    C  C  S  S    S  C  C
Tstms          S

$$
IAZ039-222200-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
1053 AM CDT Wed Mar 22 2017

Date             Wed 03/22/17            Thu 03/23/17            Fri 03/24/17
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      42          30          46          43          64
Temp                   38 42 37 33 30 30 32 33 39 44 46 43 44 46 47 53 62 63 56
Dewpt                  20 20 20 23 25 24 25 28 32 35 39 41 41 43 44 49 53 51 50
RH                     48 41 50 66 81 78 75 82 76 70 76 93 89 89 89 86 72 65 80
Wind dir               SE SE SE SE SE SE SE SE SE SE SE SE SE  S  S  S SW  W NE
Wind spd               10 10  9  9 12 12 13 14 14 14 11 11  9  8  8  8  8  6  8
Wind gust                          24 23    25 26 25
Clouds                 SC B2 OV OV B2 B2 OV OV OV OV OV OV OV B2 OV OV OV OV OV
PoP 12hr                      0           5          50          50          70
QPF 12hr                      0           0        0.07        0.11        0.19
Snow 12hr                 00-00       00-00       00-00
Frzg rain                                 C  C
Rain                                         C  C  C  C  C  C  C  C  C  L  L  D
Tstms                                              S                       S
Wind chill             31 36 31 25 20 20 23 23 31 37    37
Min chill              13    30    19    19    19    33    36    39


Date          Sat 03/25/17  Sun 03/26/17  Mon 03/27/17  Tue 03/28/17
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          43    53      41    54      40    55      37    54
Temp          48 43 50 51   44 41 52 52   44 40 51 51   42 37 51 51
Dewpt         46 43 45 46   44 41 46 45   42 39 44 42   39 35 41 39
PWind dir        NE     E      NE    NE      NE     N       N     N
Wind char        GN    GN      GN    GN      LT    LT      GN    GN
Avg clouds    OV OV OV OV   OV OV OV B2   B2 B2 B2 B2   B2 B2 B1 B1
PoP 12hr         90    90      60    30      10    20      10     5
Rain           D  D  D  D    C  L  C             S  S

$$
IAZ048-222200-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
1053 AM CDT Wed Mar 22 2017

Date             Wed 03/22/17            Thu 03/23/17            Fri 03/24/17
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      42          35          54          49          65
Temp                   38 42 40 36 35 35 36 38 44 50 54 52 52 52 49 55 63 64 58
Dewpt                  24 23 23 25 25 25 28 32 37 41 44 47 46 47 47 51 52 51 50
RH                     57 46 50 64 66 66 72 79 76 71 69 83 80 83 93 86 67 63 75
Wind dir               SE SE SE SE SE SE SE SE SE SE SE SE  S  S  S  S SW  W  E
Wind spd               11 11 11 10 11 11 12 13 13 14 11 10  9  6  6  9  8  6  8
Wind gust                          23 21    24 24 25
Clouds                 B2 B2 OV B2 B2 OV OV OV OV OV B2 B2 B2 B2 OV B2 OV OV OV
PoP 12hr                      5          10          50          40          70
QPF 12hr                      0           0        0.08        0.06        0.21
Snow 12hr                 00-00       00-00       00-00
Rain                                      C  C  C  C  C  C  C  C  C  C  L  L  D
Tstms                                              S           S           C
Wind chill             31 36 33 29 27 27 28 30 37
Min chill              21    32    26    26    26


Date          Sat 03/25/17  Sun 03/26/17  Mon 03/27/17  Tue 03/28/17
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          46    55      43    57      41    56      38    57
Temp          50 46 52 53   45 43 53 55   45 41 54 53   43 38 53 54
Dewpt         48 46 47 46   44 43 48 46   43 39 44 42   40 36 41 40
PWind dir        NE    NE      NE     N       N     N       N     N
Wind char        GN    GN      LT    LT      LT    LT      LT    GN
Avg clouds    OV OV OV OV   OV OV OV B2   B2 B2 B2 B2   B2 B1 B1 B1
PoP 12hr         90    90      40    30      40    30       5     5
Rain           D  D  D  D    C  C  C  C       C  C
Tstms          S

$$
IAZ004-222200-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
1053 AM CDT Wed Mar 22 2017

Date             Wed 03/22/17            Thu 03/23/17            Fri 03/24/17
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      38          33          49          41          50
Temp                   35 38 36 33 33 33 33 36 44 48 49 49 49 45 42 43 49 50 46
Dewpt                  22 24 25 25 24 26 27 30 34 39 42 44 43 42 40 42 42 42 41
RH                     59 57 64 72 69 75 78 79 68 71 77 83 80 89 93 96 77 74 83
Wind dir                S SE SE SE  S  S  S  S  S  S SE  S  S  W  N  N  N  N NE
Wind spd               14 16 16 17 17 17 17 18 17 16 13 12  8  5 11 11 13 13 13
Wind gust                 26    27 29 27          26
Clouds                 OV OV OV OV B2 OV B2 OV OV OV OV OV OV OV OV OV OV OV OV
PoP 12hr                     20           5          40          70          80
QPF 12hr                   0.01           0        0.02        0.28        0.33
Snow 12hr                 00-00       00-00       00-00
Rain                    S                 C  C  C  C  L  L  L  L  D  D  D  D  L
Snow                    S
Tstms                                                    S  S  C
Wind chill             25 29 26 22 22 22 22 26 36                35 37
Min chill              13    26    20    20    21    38          34    34


Date          Sat 03/25/17  Sun 03/26/17  Mon 03/27/17  Tue 03/28/17
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          37    48      38    50      37    52      34    53
Temp          39 37 45 46   41 38 49 49   42 37 48 49   37 34 49 50
Dewpt         39 37 40 42   38 38 42 42   39 36 41 39   35 32 38 38
PWind dir        NE    NE      NE    NE       N     N       N    NE
Wind char        GN    BZ      GN    GN      LT    GN      GN    GN
Avg clouds    OV OV OV OV   OV OV OV OV   OV OV B2 B2   B1 B1 SC B1
PoP 12hr         70    80      40    20      20    10       5     5
Rain           L  L  D  L    C  C  S  S       S

$$
IAZ035-222200-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
1053 AM CDT Wed Mar 22 2017

Date             Wed 03/22/17            Thu 03/23/17            Fri 03/24/17
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      41          35          52          47          58
Temp                   37 41 37 36 35 35 35 38 44 50 51 49 47 47 47 51 56 58 51
Dewpt                  24 23 23 25 25 25 28 32 36 41 44 46 45 46 45 48 49 48 47
RH                     59 48 56 64 66 66 75 79 73 71 77 89 93 96 93 89 77 69 86
Wind dir               SE SE SE SE SE SE SE SE SE SE SE SE  S  S SE SE NE  N NE
Wind spd               14 14 14 14 16 16 16 17 17 16 13 13  9  8  8  6  9 10 10
Wind gust                          26             26
Clouds                 B2 B2 OV B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV
PoP 12hr                     10          10          40          60          80
QPF 12hr                   0.01           0        0.04        0.18        0.38
Snow 12hr                 00-00       00-00       00-00
Rain                                      C  C  C  C  C  C  L  L  L  L  D  D  D
Tstms                                                    S     C           S
Wind chill             28 33 28 27 25 25 25 28 36
Min chill              14    28    24    24    24    39


Date          Sat 03/25/17  Sun 03/26/17  Mon 03/27/17  Tue 03/28/17
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          42    51      41    55      40    54      36    55
Temp          44 42 48 49   42 41 52 52   44 40 52 51   41 36 51 51
Dewpt         44 42 44 44   41 41 46 45   42 38 43 41   38 34 40 39
PWind dir        NE    NE      NE    NE      NE     N       N     N
Wind char        GN    GN      GN    GN      LT    GN      GN    GN
Avg clouds    OV OV OV OV   OV OV OV B2   B2 OV OV B2   B2 B1 B1 B1
PoP 12hr         90    90      40    30      30    20       5     5
Rain           D  D  D  D    C  C  S  C       C  S

$$
IAZ094-222200-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
1053 AM CDT Wed Mar 22 2017

Date             Wed 03/22/17            Thu 03/23/17            Fri 03/24/17
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      47          39          63          54          70
Temp                   41 47 44 40 39 40 39 43 50 59 63 61 60 57 54 61 69 69 64
Dewpt                  24 23 22 23 23 27 31 35 38 44 48 48 47 48 49 50 51 52 52
RH                     50 38 41 50 52 59 73 73 63 57 58 62 62 72 83 67 53 55 65
Wind dir                E SE SE SE SE SE SE SE  S  S  S  S  S  S  S  S  S  S  S
Wind spd               11 12 11 11 12 12 13 14 14 16 12 11 13 11 10 13 13 11 10
Wind gust                          24       25 25                   24
Clouds                 B1 B1 B2 B2 B2 OV OV OV B2 B2 B1 B1 SC B1 B2 B1 B2 OV OV
PoP 12hr                     10          30          60          10          70
QPF 12hr                      0           0        0.07           0        0.28
Snow 12hr                 00-00       00-00       00-00
Rain                                      L  L  C  C              C  C  L  L  D
Rain shwrs                          C  C
Tstms                                              S                       C  C
Wind chill             34    38 33 32 32 31 35
Min chill              25    37    30    30    30


Date          Sat 03/25/17  Sun 03/26/17  Mon 03/27/17  Tue 03/28/17
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          50    62      44    60      43    60      41    60
Temp          56 50 59 58   49 44 56 57   48 43 55 57   47 41 55 57
Dewpt         51 50 51 46   44 43 46 45   43 41 45 42   41 37 41 39
PWind dir        SE     E       N    NW       N     N       N     N
Wind char        GN    GN      LT    LT      LT    GN      GN    GN
Avg clouds    OV OV OV B2   OV B2 B2 B1   B1 B2 B2 B2   B2 B1 B1 B1
PoP 12hr         90    80      30    10      30    30      10     5
Rain           D  D  D  L    C  S          S  C  C  S
Tstms          C

$$
IAZ017-222200-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
1053 AM CDT Wed Mar 22 2017

Date             Wed 03/22/17            Thu 03/23/17            Fri 03/24/17
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      39          30          46          40          55
Temp                   35 39 35 31 30 30 31 33 40 44 45 41 41 42 44 48 54 54 48
Dewpt                  20 22 23 23 24 25 25 28 32 35 38 40 41 42 41 46 47 47 45
RH                     54 50 61 72 78 81 78 82 73 70 76 96100100 89 93 77 77 89
Wind dir               SE SE SE SE SE SE SE SE SE SE SE SE SE  S  S NE NE  N NE
Wind spd               12 12 10 12 14 14 16 17 16 16 13 13  9  8  6  5  8 10 11
Wind gust                       23 27 25
Clouds                 B1 B2 OV OV B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV
PoP 12hr                      5           5          50          70          70
QPF 12hr                      0           0        0.02        0.19        0.34
Snow 12hr                 00-00       00-00       00-00
Frzg rain                                 C
Rain                                         C  C  C  L  L  L  L  L  L  L  L  D
Tstms                                                          S
Wind chill             27 31 28 22 20 19 20 22 32 37 39 33 35
Min chill              13    27    19    19    19    33    32    35


Date          Sat 03/25/17  Sun 03/26/17  Mon 03/27/17  Tue 03/28/17
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          39    48      38    51      38    51      34    52
Temp          42 39 46 46   41 38 49 49   41 38 49 48   38 34 48 48
Dewpt         41 39 42 43   40 38 44 44   40 37 42 40   36 33 39 38
PWind dir        NE    NE      NE    NE      NE     N       N     N
Wind char        GN    GN      GN    GN      LT    LT      GN    GN
Avg clouds    OV OV OV OV   OV OV OV OV   B2 B2 B2 B2   B2 B1 B1 B1
PoP 12hr         90    90      50    20      20    20       5     5
Rain           D  D  D  D    C  C  S  S       S  S

$$
IAZ049-222200-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
1053 AM CDT Wed Mar 22 2017

Date             Wed 03/22/17            Thu 03/23/17            Fri 03/24/17
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      41          32          49          45          65
Temp                   38 41 38 34 32 33 33 35 41 48 49 46 47 47 47 55 63 65 57
Dewpt                  22 22 22 23 24 25 26 29 34 38 42 44 43 45 45 51 52 52 51
RH                     52 46 52 64 72 72 75 78 76 68 77 93 86 93 93 86 67 63 80
Wind dir               SE SE SE SE SE SE SE SE SE SE SE SE  S  S  S  S SW SW  E
Wind spd               12 12 11 11 13 13 14 16 16 16 13 12 11  8  9 10 11  9  9
Wind gust                          24
Clouds                 B1 B2 OV OV B2 OV OV OV OV OV B2 B2 B2 B2 OV B2 OV OV OV
PoP 12hr                      5          10          60          40          70
QPF 12hr                      0           0        0.07        0.05        0.14
Snow 12hr                 00-00       00-00       00-00
Frzg rain                                 S
Rain                                      L  L  C  C  C  C  C  C  C  C  L  L  D
Tstms                                              S                       S
Wind chill             30 34 30 25 23 24 23 25 33
Min chill              18    29    22    22    22    37    39


Date          Sat 03/25/17  Sun 03/26/17  Mon 03/27/17  Tue 03/28/17
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          45    55      42    56      40    55      37    55
Temp          48 45 51 52   45 42 54 54   44 40 52 51   42 37 52 51
Dewpt         48 45 46 46   44 42 47 46   42 39 43 41   39 35 40 38
PWind dir         E    NE      NE    NE      NE     N       N     N
Wind char        GN    GN      GN    GN      LT    GN      GN    GN
Avg clouds    OV OV OV OV   OV OV OV B2   B2 B2 B2 B2   B2 B2 B1 B1
PoP 12hr         90    90      50    30      20    30       5     5
Rain           D  D  D  D    C  C  C  S       S  C
Tstms          S

$$
IAZ086-222200-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
1053 AM CDT Wed Mar 22 2017

Date             Wed 03/22/17            Thu 03/23/17            Fri 03/24/17
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      44          34          55          50          73
Temp                   39 44 40 35 35 35 35 36 42 50 55 53 54 54 51 60 70 73 66
Dewpt                  24 23 21 22 22 24 27 31 35 39 42 44 47 47 48 52 52 51 53
RH                     54 43 46 59 59 64 72 82 76 66 61 71 77 77 89 75 53 46 63
Wind dir                E  E SE SE SE SE SE SE SE  S SE SE  S  S  S  S  S SW  S
Wind spd               11 11 10 11 12 12 13 14 14 14 12 12 12 11 10 13 14 12  9
Wind gust                          24
Clouds                 B1 B2 B2 B2 B2 OV OV OV OV B2 B1 B2 B1 B1 B1 SC B2 OV OV
PoP 12hr                      5          10          70          10          60
QPF 12hr                      0           0        0.12           0        0.09
Snow 12hr                 00-00       00-00       00-00
Rain                                      L  L  C  C                    L  L  D
Tstms                                           S  S                       C  S
Wind chill             32 38 33 27 26 26 26 27 35
Min chill              18    32    26    25    25    38


Date          Sat 03/25/17  Sun 03/26/17  Mon 03/27/17  Tue 03/28/17
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          50    62      45    60      43    59      41    59
Temp          54 50 59 59   49 45 56 57   47 43 55 57   46 41 55 56
Dewpt         52 50 51 49   46 45 48 46   45 41 46 43   42 37 41 39
PWind dir        SE     E      NE    NW      NE     N       N     N
Wind char        GN    GN      LT    LT      LT    GN      GN    GN
Avg clouds    OV OV OV OV   OV OV B2 B2   B2 B2 B2 B2   B2 B2 B1 B1
PoP 12hr         80    90      40    40      30    40      10     5
Rain           D  D  D  L    C  C  C  C       C  C  C
Tstms          S

$$



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