Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
306 AM CST Tue Feb 21 2017

IAZ060-212200-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
306 AM CST Tue Feb 21 2017

Date             Tue 02/21/17            Wed 02/22/17            Thu 02/23/17
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          45          74          40          54
Temp             42 49 65 72 64 56 52 47 45 53 68 73 65 54 47 42 40 43 51 54 51
Dewpt            39 39 42 42 42 41 40 39 38 40 42 42 41 40 39 38 37 36 38 38 39
RH               89 68 43 34 45 57 63 74 76 61 39 33 41 59 74 86 89 76 61 54 63
Wind dir         NW  W SW SW SW SW SW SW  S  S SW SW  W NW NW  N  N NE NE NE NE
Wind spd          3  3  6 10  8  8  8  6  6  8 13 14  8  6  6  6  8  9 12 14 14
Wind gust                                      25
Clouds           FW FW FW FW CL CL FW FW FW FW FW FW FW CL FW SC B1 B2 B2 B2 OV
PoP 12hr                      0           0           0           0          40
QPF 12hr                      0           0           0           0        0.01
Snow 12hr                 00-00       00-00       00-00
Rain                                                                    C  C  D


Date               Fri 02/24/17  Sat 02/25/17  Sun 02/26/17  Mon 02/27/17
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            37    42      22    32      20    38      26    40
Temp          43   38 41 39 29   23 29 28 22   20 34 35 28   26 38 38
Dewpt         39   36 34 27 23   18 18 17 15   16 23 24 23   23 28 27
PWind dir          NE     N      NW    NW       N    SE      NE    NE
Wind char          BZ    BZ      BZ    GN      LT    GN      LT    GN
Avg clouds    OV   OV B2 B2 B2   B2 B1 SC SC   B1 B1 B1 B2   B2 B2 B2
PoP 12hr           90    80      60    10       5    40      40    30
Rain           D    D  L  D  L                        C  C       C  S
Snow                         L    C                C  C  C       C
Tstms               S

$$
IAZ039-212200-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
306 AM CST Tue Feb 21 2017

Date             Tue 02/21/17            Wed 02/22/17            Thu 02/23/17
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                      65          40          68          38          49
Temp             39 41 57 65 57 52 47 43 40 49 63 67 61 51 44 40 38 40 46 49 46
Dewpt            37 39 43 43 42 41 41 39 37 39 44 45 43 42 40 38 36 36 37 38 38
RH               92 92 59 45 57 66 79 86 89 68 50 45 51 71 86 92 92 85 71 66 73
Wind dir          W  W SW SW  S SW SW SW  S  S  S SW  W  W NW NW  N  N NE NE NE
Wind spd          3  3  6 10  8  8  6  4  5  4 11 11  9  6  8  6  8  9 11 13 16
Wind gust                                                                    26
Clouds           SC FW FW FW FW CL CL FW FW FW SC FW FW FW FW SC B1 B2 B2 B2 OV
PoP 12hr                      0           0           0           0          40
QPF 12hr                      0           0           0           0        0.01
Snow 12hr                 00-00       00-00       00-00
Rain                                                                    C  C  D
Tstms                                                                         S
Obvis             F  F
Wind chill                                                       32 34
Min chill        36    36                36    38          38    31    31    38


Date               Fri 02/24/17  Sat 02/25/17  Sun 02/26/17  Mon 02/27/17
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            35    40      21    29      17    34      22    36
Temp          39   35 39 37 28   22 27 26 19   18 31 31 22   22 34 35
Dewpt         35   34 35 30 24   19 19 17 15   14 21 24 22   21 27 26
PWind dir          NE    NE      NW    NW       W    SE       E    NE
Wind char          BZ    BZ      BZ    GN      LT    LT      LT    GN
Avg clouds    OV   OV OV OV OV   B2 B1 B1 B1   B1 B1 B1 B2   B2 B2 B2
PoP 12hr          100    90      70    20       5    50      30    20
Rain           D    D  D  D  L                                      S
Snow                D  D     L    C  S                C  C          S
Tstms          S

$$
IAZ048-212200-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
306 AM CST Tue Feb 21 2017

Date             Tue 02/21/17            Wed 02/22/17            Thu 02/23/17
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          42          70          39          51
Temp             38 43 62 69 60 53 48 44 42 50 63 69 60 51 45 40 39 40 47 51 47
Dewpt            37 38 43 45 44 42 41 39 38 40 44 43 42 41 40 38 36 36 38 38 39
RH               96 82 50 42 55 66 77 82 86 68 50 39 51 68 82 92 89 85 71 61 74
Wind dir          W SW SW SW SW SW SW SW  S  S  S SW  W NW NW  N  N NE NE NE NE
Wind spd          2  3  9 11  9  8  6  5  5  5 12 13  8  6  8  6  8  9 12 14 16
Wind gust                                                                    26
Clouds           FW FW FW FW CL CL FW FW FW FW FW FW FW FW FW SC B2 B2 B2 B2 OV
PoP 12hr                      0           0           0           0          40
QPF 12hr                      0           0           0           0        0.02
Snow 12hr                 00-00       00-00       00-00
Rain                                                                    C  C  D
Obvis            PF PF
Wind chill                                                       33 34
Min chill        36    37                38                39    32    32    39


Date               Fri 02/24/17  Sat 02/25/17  Sun 02/26/17  Mon 02/27/17
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            36    40      21    30      18    36      24    38
Temp          40   37 38 36 28   22 27 25 18   18 31 33 26   24 35 35
Dewpt         38   34 34 28 23   18 18 17 14   16 22 25 23   22 28 27
PWind dir          NE     N      NW    NW       W    SE      NE    NE
Wind char          BZ    BZ      BZ    GN      LT    LT      LT    GN
Avg clouds    OV   OV OV B2 B2   B1 B1 SC B1   B1 B1 B2 B2   B2 B2 B1
PoP 12hr           90    90      60    10       5    50      30    20
Rain           D    D  D  D  L                        C
Snow                   D     L    C                C  C  C       S
Tstms               S

$$
IAZ004-212200-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
306 AM CST Tue Feb 21 2017

Date             Tue 02/21/17            Wed 02/22/17            Thu 02/23/17
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                      61          40          62          34          41
Temp             34 41 56 61 54 48 44 42 40 46 58 60 53 45 40 37 35 35 39 41 39
Dewpt            32 35 41 43 42 41 39 37 36 38 41 42 40 38 36 33 32 31 31 32 32
RH               92 79 57 51 64 77 82 82 85 73 53 51 61 76 85 85 89 85 73 70 76
Wind dir         SW  S SW SW SW SW SW SW SW SW SW  W  W NW NW  N  N  N NE NE NE
Wind spd          6 10 17 17 11  9  8  8  8  6 12 13 11 11 12 10 11 11 12 14 16
Wind gust                                                                    28
Clouds           FW FW FW FW CL CL FW FW SC SC SC FW SC SC B1 B1 B2 B2 B2 B2 OV
PoP 12hr                      0           0           5           5          60
QPF 12hr                      0           0           0           0        0.05
Snow 12hr                 00-00       00-00       00-00
Rain                                                              S  S  L  L  D
Obvis            PF
Wind chill       28                                     39 33 30 27 27 31 33 30
Min chill        28    28          38    35    36          33    26    26    29


Date               Fri 02/24/17  Sat 02/25/17  Sun 02/26/17  Mon 02/27/17
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            27    31      17    26      14    30      17    33
Temp          33   29 29 28 22   18 23 22 16   14 26 26 20   17 28 29
Dewpt         30   26 24 22 18   14 15 15 12   12 19 20 15   17 23 24
PWind dir          NE     N       N    NW      SW     S       N    SE
Wind char          BZ    WY      BZ    GN      GN    GN      LT    GN
Avg clouds    OV   OV OV OV B2   B1 SC SC B1   B1 B1 B1 B1   B1 B1 B1
PoP 12hr          100    90      60     5       5    40       5     5
Rain           D
Snow           D    D  D  D  L    C                S  C

$$
IAZ035-212200-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
306 AM CST Tue Feb 21 2017

Date             Tue 02/21/17            Wed 02/22/17            Thu 02/23/17
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                      66          41          67          37          47
Temp             35 41 58 66 58 51 47 44 41 49 63 66 59 49 44 41 37 38 44 47 44
Dewpt            33 36 43 46 44 41 39 38 36 38 44 43 42 40 38 35 34 34 35 36 36
RH               92 82 57 48 59 68 74 79 82 66 50 43 53 71 79 79 89 85 70 65 73
Wind dir         SW  S SW SW SW SW SW SW  S  S SW  W  W NW NW  N  N NE NE NE NE
Wind spd          4  4 11 13 10  9  8  6  6  6 13 13  9  9  9  8  8 10 12 14 16
Wind gust                                                                    26
Clouds           FW FW FW FW CL CL FW FW SC SC FW FW FW FW SC B1 B2 B2 B2 B2 OV
PoP 12hr                      0           0           0           0          50
QPF 12hr                      0           0           0           0        0.05
Snow 12hr                 00-00       00-00       00-00
Rain                                                                    C  C  D
Obvis            PF
Wind chill                                                       31 31 38    37
Min chill        31    31                36    38          39    31    30    35


Date               Fri 02/24/17  Sat 02/25/17  Sun 02/26/17  Mon 02/27/17
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            32    35      19    27      15    33      21    35
Temp          38   34 34 31 24   19 24 23 16   15 29 29 24   21 32 32
Dewpt         34   31 30 27 21   16 17 16 13   14 22 24 19   20 27 26
PWind dir          NE     N       N    NW      SW    SE      NE     E
Wind char          BZ    BZ      BZ    GN      LT    LT      LT    GN
Avg clouds    OV   OV OV OV B2   B1 SC SC B1   B1 B1 B1 B1   B1 B2 B1
PoP 12hr          100   100      70     5       5    50      30     5
Rain           D    D     D
Snow                D  D  D  L    C                C  C  C

$$
IAZ094-212200-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
306 AM CST Tue Feb 21 2017

Date             Tue 02/21/17            Wed 02/22/17            Thu 02/23/17
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                      70          45          75          41          58
Temp             44 49 63 70 61 55 52 48 45 53 69 74 65 56 50 44 41 45 53 58 53
Dewpt            41 41 40 39 38 38 38 38 37 40 40 39 40 39 38 37 37 37 38 39 40
RH               89 74 43 32 42 53 59 68 73 61 35 28 40 53 63 76 85 73 57 49 61
Wind dir          N NW  W SW SW SW SW SW SW SW SW SW SW  W  N  N NE NE  E  E  E
Wind spd          5  4  5  9  6  8  8  8  8 10 16 16  6  5  6  6  9 11 13 14 14
Wind gust                                      26
Clouds           FW CL CL CL CL CL CL FW FW FW FW CL FW CL FW FW B1 B2 B2 B2 B2
PoP 12hr                      0           0           0           0          50
QPF 12hr                      0           0           0           0        0.04
Snow 12hr                 00-00       00-00       00-00
Rain                                                                    C  C  L
Tstms                                                                         S
Wind chill                                                       35 39
Min chill              39                39                      35    35


Date               Fri 02/24/17  Sat 02/25/17  Sun 02/26/17  Mon 02/27/17
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            39    44      23    36      22    39      27    42
Temp          46   39 43 39 30   23 33 32 25   22 34 35 30   27 39 39
Dewpt         41   38 33 25 22   18 17 17 15   17 22 24 25   24 29 28
PWind dir          NE    NW      NW    NW      NE    SE      NE    NE
Wind char          GN    BZ      BZ    GN      LT    GN      LT    GN
Avg clouds    B2   B2 B2 B2 B2   B1 SC SC SC   B1 B2 B2 B2   B2 B2 B1
PoP 12hr           70    50      60    10       5    40      40    50
Rain           L    C  C  C  L                        C  C       C  S
Snow                         L    S                C  C  C    C  C
Tstms          S    S  S

$$
IAZ017-212200-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
306 AM CST Tue Feb 21 2017

Date             Tue 02/21/17            Wed 02/22/17            Thu 02/23/17
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                      60          40          64          35          44
Temp             35 38 55 60 53 50 45 41 40 47 58 63 54 46 41 37 35 36 41 44 40
Dewpt            34 37 41 44 44 43 40 38 37 39 43 44 42 41 38 35 34 34 34 35 35
RH               96 96 59 55 71 77 82 89 89 74 57 50 64 83 89 92 96 92 76 70 82
Wind dir          W SW SW SW SW SW SW SW SW  S  S SW  W NW NW NW  N  N NE NE NE
Wind spd          4  5 11 14 10 10  8  8  6  5 11 12 10 11 10  9  9 10 11 13 14
Clouds           SC FW FW FW FW CL FW FW SC SC SC FW FW FW SC B1 B2 B2 B2 B2 OV
PoP 12hr                      0           0           5           0          40
QPF 12hr                      0           0           0           0        0.01
Snow 12hr                 00-00       00-00       00-00
Rain                                                                    C  C  D
Obvis             F  F
Wind chill                                                 35 31 28 29 34 37 32
Min chill        31    31          39    34    37          35    27    27    32


Date               Fri 02/24/17  Sat 02/25/17  Sun 02/26/17  Mon 02/27/17
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            30    33      17    26      12    30      18    33
Temp          34   31 32 30 23   18 23 21 14   13 25 25 18   18 30 29
Dewpt         32   29 29 26 20   16 17 15 12   11 20 21 16   17 25 25
PWind dir          NE     N       N    NW       W     S      NE     E
Wind char          BZ    WY      WY    BZ      LT    GN      LT    GN
Avg clouds    OV   OV OV OV B2   B1 B1 SC B1   B1 B1 B1 B1   B1 B1 B1
PoP 12hr          100   100      80    10       5    50      20    10
Rain           D
Snow           D    D  D  D  D    C                   C  S

$$
IAZ049-212200-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
306 AM CST Tue Feb 21 2017

Date             Tue 02/21/17            Wed 02/22/17            Thu 02/23/17
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                      68          41          70          38          50
Temp             38 42 60 68 58 50 46 44 41 49 64 69 60 51 44 39 38 40 47 50 46
Dewpt            37 38 41 41 41 41 40 38 37 40 43 43 42 40 39 38 36 36 37 37 38
RH               96 86 49 37 53 71 79 79 85 71 46 39 51 66 82 96 92 85 68 61 73
Wind dir         NW  W SW SW  S SW SW SW  S  S  S SW  W  W NW  N  N NE NE NE NE
Wind spd          3  3  8 11 10  9  8  5  6  8 13 16 10  8 10  8  8 10 12 14 17
Wind gust                                                                    28
Clouds           FW FW FW FW CL CL FW FW FW FW SC FW FW FW FW SC B1 B2 B2 B2 OV
PoP 12hr                      0           0           0           0          40
QPF 12hr                      0           0           0           0        0.01
Snow 12hr                 00-00       00-00       00-00
Rain                                                                    C  C  D
Obvis             F  F
Wind chill                                                    33 31 33       39
Min chill        33    34                35    38          37    30    30    39


Date               Fri 02/24/17  Sat 02/25/17  Sun 02/26/17  Mon 02/27/17
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            35    40      21    30      17    35      22    37
Temp          39   36 39 36 27   22 27 26 18   17 31 31 24   22 35 35
Dewpt         36   35 34 28 22   18 18 17 15   14 21 24 22   22 27 26
PWind dir          NE     N      NW    NW       W    SE      NE    NE
Wind char          BZ    BZ      BZ    BZ      LT    GN      LT    GN
Avg clouds    OV   OV OV B2 B2   B2 B1 SC B1   B1 B1 B2 B2   B2 B2 B2
PoP 12hr           90    80      60    10       5    50      30    20
Rain           D    D  D  D  L                        C             S
Snow                D  D     L    C                S  C  C       S  S
Tstms               S

$$
IAZ086-212200-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
306 AM CST Tue Feb 21 2017

Date             Tue 02/21/17            Wed 02/22/17            Thu 02/23/17
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          45          75          41          58
Temp             46 47 62 71 62 54 51 48 45 54 70 74 66 56 50 44 41 45 54 58 55
Dewpt            44 42 42 40 40 39 38 38 38 41 43 41 42 41 40 39 38 38 39 39 41
RH               93 83 48 32 44 57 61 68 76 61 38 30 42 57 68 82 89 76 57 49 59
Wind dir         NW NW  W  W  S SW SW SW SW SW SW SW SW  W NW  N  N NE NE  E  E
Wind spd          5  5  5  6  6  8  8  8  8  9 14 16  9  6  6  6  8 10 11 13 14
Wind gust                                         26
Clouds           FW CL CL CL CL CL FW CL FW FW FW FW FW CL FW FW B1 B2 B2 B2 OV
PoP 12hr                      0           0           0           5          50
QPF 12hr                      0           0           0           0        0.06
Snow 12hr                 00-00       00-00       00-00
Rain                                                                    C  C  D
Tstms                                                                         S


Date               Fri 02/24/17  Sat 02/25/17  Sun 02/26/17  Mon 02/27/17
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    49      24    35      21    39      27    42
Temp          47   43 48 44 32   25 32 31 23   21 35 36 28   27 39 40
Dewpt         43   42 38 29 24   21 19 17 16   17 22 25 24   25 29 28
PWind dir           E    SW      NW    NW       N    SE      NE    NE
Wind char          GN    GN      BZ    BZ      LT    GN      LT    GN
Avg clouds    OV   B2 B1 B2 B2   B2 B1 SC SC   B1 B1 B2 B2   B2 B2 B2
PoP 12hr           90    50      60    10       0    50      40    50
Rain           D    D  C  C  L                        C  C       C  C
Snow                         L    C                C  C  C    C  C
Tstms          S    S  S  S

$$



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