Point Forecast Matrices
Issued by NWS Des Moines, IA

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

IAZ060-212200-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
651 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          46          74          40          54
Temp                45 58 67 64 56 51 49 46 55 69 74 65 54 47 42 40 44 50 54 51
Dewpt               40 42 39 38 39 39 38 38 40 41 42 41 41 40 38 37 38 38 41 39
RH                  82 55 36 38 53 63 66 73 57 36 32 41 61 76 86 89 79 63 61 63
Wind dir             W SW SW  S SW SW SW SW SW SW  W  W NW  N  N  N NE NE  E  E
Wind spd             3  5 10  9  9  9  9  6  8 12 12  6  5  6  5  8 10 12 14 13
Wind gust                                      23                         25 24
Clouds              FW FW FW CL CL CL FW FW FW FW CL FW FW FW SC B1 B2 B2 B2 OV
PoP 12hr                      0           0           0           0          50
QPF 12hr                      0           0           0           0        0.03
Snow 12hr                 00-00       00-00       00-00
Rain                                                              S  S  C  C  D
Tstms                                                                         C


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    41      22    32      20    39      24    43
Temp          43   37 41 36 28   22 30 30 22   23 37 37 26   27 41 41
Dewpt         39   34 31 26 22   17 16 17 16   17 22 23 19   20 27 29
PWind dir          NE     N      NW    NW       W    SW      NE     E
Wind char          GN    BZ      BZ    GN      LT    LT      LT    GN
Avg clouds    OV   B2 OV OV OV   B2 B1 SC SC   B1 B1 B1 B1   B1 B1 B1
PoP 12hr           90    80      70     5      10    30      10    20
Rain           D    L  L  D  L                                      S
Snow                   L     L    C                C
Tstms          C

$$
IAZ039-212200-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
651 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          37          49
Temp                40 51 60 57 51 46 43 40 48 63 68 59 48 43 38 37 42 46 49 45
Dewpt               38 42 40 38 41 39 37 35 40 43 44 43 42 39 37 37 37 38 39 38
RH                  92 71 47 49 68 76 79 82 74 48 42 55 80 86 96100 82 73 68 76
Wind dir            SW SW SW  S  S SW SW  S SW SW SW  W  W NW  N  N NE NE NE  E
Wind spd             2  5 10  9  9  9  6  5  6 11 11  6  5  6  5  6  8 11 14 17
Clouds              FW CL FW FW CL CL FW FW FW FW FW FW FW FW B1 B2 B2 B2 B2 OV
PoP 12hr                      0           0           0           0          60
QPF 12hr                      0           0           0           0        0.05
Snow 12hr                 00-00       00-00       00-00
Rain                                                                    L  L  D
Tstms                                                                         S
Obvis                F
Wind chill                                                          36       38
Min chill        36    28                35    37          37    31    32    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            34    38      21    29      16    33      18    38
Temp          38   35 37 34 27   21 28 27 20   17 31 30 20   20 35 37
Dewpt         36   33 32 28 23   18 18 17 16   13 19 20 16   16 24 27
PWind dir          NE     N      NW    NW       W    SW      NW     E
Wind char          BZ    BZ      BZ    BZ      LT    LT      LT    GN
Avg clouds    OV   OV OV OV OV   B2 B1 SC B1   B1 B1 SC SC   B1 B1 B1
PoP 12hr           90    90      90     5       0    20      10    20
Rain           D    D  D  D                                         S
Snow                   D  D  D    C                   S             S
Tstms          S

$$
IAZ048-212200-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
651 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          43          68          38          50
Temp                41 54 64 61 52 48 45 43 50 64 68 58 49 43 39 38 43 47 50 46
Dewpt               38 43 40 39 40 38 37 36 40 43 43 43 41 39 37 37 38 38 40 39
RH                  89 66 41 44 63 68 73 76 68 46 40 57 74 86 92 96 82 71 68 76
Wind dir            SW SW SW  S SW SW SW  S  S SW  W  W NW  N  N  N NE NE  E  E
Wind spd             3  6 10  9  9  8  8  5  6 11 11  6  5  6  5  8  9 12 16 16
Wind gust                                                                 26 26
Clouds              FW FW FW CL CL CL FW FW FW FW CL FW FW FW 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
Tstms                                                                         S
Obvis               PF
Wind chill                                                       32 37       39
Min chill        36    33                39                38    32    33    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            34    38      21    29      18    35      20    40
Temp          40   36 38 34 28   21 27 28 20   21 33 33 22   24 38 39
Dewpt         37   33 31 26 22   17 16 17 15   16 21 22 17   18 26 29
PWind dir          NE     N      NW    NW       W    SW       N     E
Wind char          BZ    BZ      BZ    GN      LT    LT      LT    GN
Avg clouds    OV   OV OV OV OV   B2 B1 SC B1   B1 B1 SC SC   B1 B1 B1
PoP 12hr           90    90      70     5       5    10      10    10
Rain           D    D  D  D
Snow                   D  D  L    C
Tstms          S

$$
IAZ004-212200-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
651 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          60          34          42
Temp                40 54 59 54 48 44 42 40 47 57 60 51 43 39 36 34 37 39 42 37
Dewpt               36 42 41 41 40 38 36 35 37 41 41 40 38 36 34 32 32 31 34 32
RH                  85 64 51 61 74 79 79 82 68 55 49 66 82 89 92 92 82 73 73 82
Wind dir            SW  S SW SW SW SW SW SW SW  W  W NW NW  N  N  N NE NE NE NE
Wind spd            10 18 17 11 11  9  9  8  9 11 12 10 10 11 10 11 12 13 16 17
Wind gust                                                                 26 28
Clouds              FW FW FW CL CL CL FW SC SC SC FW FW SC B1 B2 OV B2 B2 B2 OV
PoP 12hr                      0           0           5           5          50
QPF 12hr                      0           0           0           0        0.08
Snow 12hr                 00-00       00-00       00-00
Rain                                                              S  S  C  C  D
Wind chill          33                36                37 32 29 26 29 31 34 27
Min chill        27    30          38    33    35          31    26    27    27


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            26    30      16    27      13    30      15    35
Temp          31   27 30 27 22   16 25 25 16   15 28 28 16   19 33 33
Dewpt         27   24 23 20 16   12 13 15 11   12 17 18 12   14 22 25
PWind dir          NE     N       N    NW       W    SW      SW    SE
Wind char          BZ    WY      BZ    GN      LT    GN      LT    GN
Avg clouds    OV   OV OV OV B2   B1 SC B1 B1   B1 B1 SC SC   SC B1 B2
PoP 12hr           90    90      40     5       5    10       5    20
Rain           D                                                    S
Snow           D    D  D  D  C                                      S

$$
IAZ035-212200-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
651 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          42          66          37          47
Temp                40 53 62 59 52 47 44 42 49 62 66 57 48 41 39 37 40 44 47 43
Dewpt               37 43 42 41 41 39 37 37 39 43 44 42 40 38 37 34 36 36 37 36
RH                  89 69 48 51 66 74 76 82 68 50 45 57 74 89 92 89 85 73 68 76
Wind dir             S  S SW SW SW SW SW  S SW SW  W  W NW  N  N  N NE NE NE NE
Wind spd             5 11 13 10 11  9  9  8  8 11 11  8  6  8  8  9 10 12 17 16
Wind gust                                                                    27
Clouds              FW FW FW CL CL CL FW FW FW FW FW FW FW SC B2 B2 OV B2 B2 OV
PoP 12hr                      0           0           0           0          60
QPF 12hr                      0           0           0           0        0.06
Snow 12hr                 00-00       00-00       00-00
Rain                                                              S  S  L  L  D
Obvis               PF
Wind chill                                                    33 30 33 38    35
Min chill        32    31                36    38          35    30    30    34


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    34      18    28      15    33      18    37
Temp          36   31 34 31 25   18 27 26 17   17 31 31 20   21 35 36
Dewpt         32   28 28 24 19   14 17 17 14   14 20 21 15   16 25 28
PWind dir          NE     N      NW    NW      SW     S      NE     E
Wind char          BZ    BZ      BZ    GN      LT    LT      LT    GN
Avg clouds    OV   OV OV OV OV   B1 SC SC B1   B1 B1 SC SC   B1 B1 B1
PoP 12hr           90    90      60     5       5    20      10    10
Rain           D    D
Snow                D  D  D  L    S                   S

$$
IAZ094-212200-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
651 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          46          74          42          58
Temp                49 60 66 62 55 51 49 46 55 69 74 64 55 49 44 42 46 52 58 53
Dewpt               43 42 38 38 38 37 37 36 39 40 40 40 40 39 38 37 38 40 41 40
RH                  80 51 36 41 53 59 63 68 55 35 29 41 57 68 79 82 73 63 53 61
Wind dir             N  W SW  S SW SW SW  S SW SW SW  W NW  N NE NE NE  E  E  E
Wind spd             4  4  6  8  9  9  9  8 10 14 13  6  5  6  6  9 11 12 16 12
Wind gust                                      26                         28
Clouds              CL CL CL CL CL CL CL FW FW FW CL FW FW FW SC B1 B2 B2 B2 B2
PoP 12hr                      0           0           0           5          50
QPF 12hr                      0           0           0           0        0.03
Snow 12hr                 00-00       00-00       00-00
Rain                                                              S  S  C  C  L
Tstms                                                                         S
Wind chill                                                       36
Min chill                                                        35    36


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    43      23    35      22    41      26    45
Temp          46   37 43 36 29   23 34 33 24   24 39 39 29   28 43 43
Dewpt         40   35 31 25 21   16 15 16 16   18 23 24 21   23 28 30
PWind dir          NE    NW      NW    NW       W    SW      NE     E
Wind char          GN    BZ      BZ    GN      LT    GN      LT    GN
Avg clouds    B2   B1 B2 B2 B2   B2 SC SC SC   B1 B2 B1 B1   B1 B1 B1
PoP 12hr           60    50      50     5      20    30      10    20
Rain           L    C  C  C  C                     C             S  S
Snow                         C    S             S  C             S
Tstms          S

$$
IAZ017-212200-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
651 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          62          35          45
Temp                39 51 57 53 48 45 43 40 47 59 62 53 44 40 38 35 38 42 45 40
Dewpt               37 42 42 41 41 39 38 37 39 42 44 42 40 37 36 34 35 34 36 35
RH                  92 71 57 64 77 79 82 89 74 53 52 66 86 89 92 96 89 73 70 82
Wind dir            SW  S SW SW SW SW SW SW SW SW  W  W NW NW  N  N NE NE NE NE
Wind spd             6 11 13 11 12 10  9  8  8 11 10  9  8 10  8  9 10 11 14 16
Clouds              FW FW SC FW CL CL CL FW SC FW FW FW FW SC B2 B2 B2 B2 B2 OV
PoP 12hr                      0           0           5           0          50
QPF 12hr                      0           0           0           0        0.05
Snow 12hr                 00-00       00-00       00-00
Rain                                                              S  S  C  C  D
Obvis                F
Wind chill                            37                   33 32 28 31 36 38 32
Min chill        31    32          38    33    35          32    27    27    30


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            29    33      17    26      12    29      15    35
Temp          34   29 32 29 23   17 24 25 15   14 27 26 17   18 33 34
Dewpt         31   28 28 25 19   15 16 16 13   12 18 18 13   13 23 25
PWind dir          NE     N       N    NW       W    SW       W    SE
Wind char          BZ    BZ      BZ    GN      LT    LT      LT    GN
Avg clouds    OV   OV OV OV OV   B2 B1 SC B1   B1 B1 SC SC   B1 B1 B1
PoP 12hr           90    90      80     5       5    10       5    20
Rain           D                                                    S
Snow           D    D  D  D  D    C                                 S

$$
IAZ049-212200-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
651 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          42          69          37          50
Temp                41 53 63 59 51 47 44 42 50 65 69 59 49 43 38 37 42 48 50 46
Dewpt               38 43 40 39 40 38 37 35 40 43 42 41 41 39 37 36 38 37 39 38
RH                  89 69 43 47 66 71 76 76 68 45 37 51 74 86 96 96 86 65 66 73
Wind dir             W SW SW  S SW SW SW  S SW SW SW  W NW NW  N  N NE NE  E  E
Wind spd             3  6 11 10  9  9  8  6  8 12 12  9  6  9  6  9 10 13 16 17
Wind gust                                                                 26
Clouds              FW CL FW CL CL CL FW FW FW FW FW FW FW FW SC 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
Tstms                                                                         S
Obvis               PF
Wind chill                                                       31 36       39
Min chill        36    34                36    38          38    30    32    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            34    38      20    29      17    35      19    40
Temp          40   35 38 33 26   20 27 28 20   19 33 31 21   22 38 37
Dewpt         37   34 31 26 22   18 17 17 16   14 20 21 16   17 25 28
PWind dir          NE     N      NW    NW       W    SW       N     E
Wind char          BZ    BZ      BZ    BZ      LT    LT      LT    GN
Avg clouds    OV   OV OV OV OV   B2 B1 SC B1   B1 B1 SC SC   B1 B1 B1
PoP 12hr           90    80      80     5       5    20      10    20
Rain           D    D  L  D                           S             S
Snow                   L  D  D    C                   S
Tstms          S

$$
IAZ086-212200-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
651 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          46          74          40          58
Temp                50 60 67 63 54 51 48 46 55 69 74 64 54 48 43 40 47 53 58 53
Dewpt               43 43 40 39 39 38 37 37 40 41 41 42 42 41 39 38 39 40 42 42
RH                  77 53 37 41 57 61 65 71 57 36 30 45 64 77 86 92 74 61 55 66
Wind dir             N NW SW  S  S SW SW SW SW SW SW  W  W NW  N  N NE  E  E  E
Wind spd             4  3  5  6  9  9  9  8 10 14 16  8  6  6  5  8  9 12 14 14
Wind gust                                      25
Clouds              CL CL CL CL CL CL CL FW FW FW FW FW FW FW FW B1 B2 B2 B2 OV
PoP 12hr                      0           0           0           0          50
QPF 12hr                      0           0           0           0        0.06
Snow 12hr                 00-00       00-00       00-00
Rain                                                              S  S  C  C  D
Tstms                                                                         C


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            40    47      24    34      21    41      25    45
Temp          46   41 47 40 30   24 33 32 24   23 38 39 28   28 43 41
Dewpt         42   39 36 29 24   19 18 17 17   17 23 24 21   22 28 30
PWind dir          NE    NW      NW    NW       W    SW      NE     E
Wind char          GN    GN      BZ    BZ      LT    GN      LT    GN
Avg clouds    OV   B2 B2 B2 OV   B2 B1 SC SC   B1 B1 B1 B1   B1 B1 B2
PoP 12hr           90    50      70    10      20    40      10    40
Rain           D    C  C  C  L                     C  S          S  C
Snow                         L    C             S  C             S
Tstms          S

$$



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