Point Forecast Matrices
Issued by NWS Des Moines, IA

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FOUS53 KDMX 212136
PFMDMX

Point Forecast Matrices
National Weather Service Des Moines IA
335 PM CST Tue Feb 21 2017

IAZ060-221000-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
335 PM CST Tue Feb 21 2017

Date           02/21/17      Wed 02/22/17            Thu 02/23/17            Fri
CST 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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                      45          75          41          54          40
Temp             61 53 50 48 46 54 70 73 63 54 47 42 41 43 50 53 51 49 45 42 40
Dewpt            39 38 36 35 35 38 39 38 40 41 38 38 36 36 37 39 40 41 39 39 36
RH               44 57 58 60 65 54 32 28 43 61 71 86 82 76 61 59 66 74 79 89 85
Wind dir          S SW SW SW SW SW SW  W  W NW  N  N  N NE NE  E NE NE NE  N NW
Wind spd          8  6  8  8  6  8 12 11  8  6  6  6  8 10 13 16 13 12 11 11 12
Wind gust                                                     27 25 25
Clouds           FW CL CL FW FW FW CL CL FW FW FW SC B2 OV B2 OV OV OV OV B2 B2
PoP 12hr                      0           0           0          70          90
QPF 12hr                      0           0           0        0.05        0.32
Snow 12hr                 00-00       00-00       00-00
Rain                                                  C  C  L  L  D  D  D  D  C
Tstms                                                             C
Wind chill                                              37                36 32
Min chill                                            35    34          39    31


Date           02/24/17  Sat 02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17
CST 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          42      22    33      21    39      24    45      33    52
Temp          41 37 28   23 30 31 23   21 35 34 24   24 40 42 35   33 48 46
Dewpt         31 25 22   16 16 16 16   17 23 23 20   19 26 30 33   32 38 33
PWind dir        NW      NW    NW       W     W       N    SE       S     W
Wind char        BZ      BZ    GN      LT    LT      LT    GN      GN    GN
Avg clouds    B2 B2 OV   B2 B1 SC SC   B1 B1 SC SC   SC B1 B2 B1   B1 SC SC
PoP 12hr         50      60     5       5    30       5    20      20    20
Rain           C  C  L                        S             S  S          S
Snow                 L    C                C  S                S    S

$$
IAZ039-221000-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
335 PM CST Tue Feb 21 2017

Date           02/21/17      Wed 02/22/17            Thu 02/23/17            Fri
CST 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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          68          36          48          36
Temp             54 48 44 42 40 48 63 66 56 48 42 37 36 40 46 48 45 42 39 39 36
Dewpt            44 41 39 37 36 40 42 42 44 42 39 37 35 36 37 39 38 39 38 37 35
RH               69 77 82 82 85 74 46 42 64 80 89100 96 85 71 71 76 89 96 92 96
Wind dir          S  S  S SW  S SW SW  W  W  W NW NW  N NE NE NE  E  E  E NE  E
Wind spd          8  6  8  6  5  6 10 11  8  6  6  6  6 10 12 14 17 18 17 13 14
Wind gust                                                           28 27    25
Clouds           CL CL FW FW FW FW FW FW FW FW FW SC B2 OV B2 OV OV OV OV OV B2
PoP 12hr                      0           0           0          70          90
QPF 12hr                      0           0           0        0.05        0.53
Snow 12hr                 00-00       00-00       00-00
Rain                                                        L  L  D  D  D  D  L
Tstms                                                             S  S
Wind chill                                           30 33       37 34 29 30 26
Min chill              39    35    36          36    30    30    36    27    25


Date           02/24/17  Sat 02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17
CST 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          41      21    28      18    33      20    39      30    45
Temp          40 37 29   22 26 27 21   18 30 30 22   20 34 35 31   30 41 41
Dewpt         33 28 24   18 18 17 16   15 21 21 20   17 25 29 31   29 38 34
PWind dir        NW      NW    NW       W     W      NW    SE      SE     W
Wind char        BZ      BZ    BZ      LT    GN      LT    GN      GN    GN
Avg clouds    B2 B2 OV   B2 B1 SC B1   B1 B1 SC SC   SC SC B2 B2   B1 B1 B1
PoP 12hr         60      70     5       0    20       5    30      30    20
Rain           L  L  L                                      C  C          S
Sleet          C
Snow           C     L    L                S                C  C    S

$$
IAZ048-221000-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
335 PM CST Tue Feb 21 2017

Date           02/21/17      Wed 02/22/17            Thu 02/23/17            Fri
CST 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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                      41          70          37          49          36
Temp             57 50 47 44 43 50 65 68 58 49 43 38 37 41 46 49 46 44 42 40 37
Dewpt            43 40 38 37 37 39 42 42 43 41 38 36 35 36 37 39 39 40 39 38 34
RH               59 68 71 76 79 66 43 39 57 74 82 92 92 82 71 68 76 86 89 92 89
Wind dir          S SW SW SW SW SW SW  W  W NW  N  N  N NE NE NE NE NE NE NE  N
Wind spd          8  8  6  6  5  6 11 11  8  6  6  6  8 10 13 17 16 13 13 12 12
Wind gust                                                     28 27 26 24    24
Clouds           CL CL CL FW FW FW CL CL FW FW FW SC B2 OV B2 B2 OV OV OV B2 OV
PoP 12hr                      0           0           0          80          90
QPF 12hr                      0           0           0        0.07        0.41
Snow 12hr                 00-00       00-00       00-00
Rain                                                        D  D  D  D  D  D  L
Tstms                                                             S
Wind chill                                           31 34          38 35 33 29
Min chill                    37    37          37    31    32    39    35    28


Date           02/24/17  Sat 02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17
CST 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          39      22    30      19    36      21    41      30    48
Temp          38 35 27   22 27 27 21   19 32 31 22   21 36 38 32   30 43 41
Dewpt         32 26 23   17 16 17 16   16 23 23 20   18 26 29 31   29 37 34
PWind dir        NW      NW    NW       W     W      NW    SE       S    NW
Wind char        BZ      BZ    BZ      LT    LT      LT    GN      GN    GN
Avg clouds    B2 B2 OV   B2 B1 SC B1   B1 B1 SC SC   SC B1 B2 B1   B1 SC B1
PoP 12hr         70      70     5       0    20       5    20      20    20
Rain           L  C  L                                      S  S          S
Snow           S  C  L    C                S                S  S

$$
IAZ004-221000-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
335 PM CST Tue Feb 21 2017

Date           02/21/17      Wed 02/22/17            Thu 02/23/17            Fri
CST 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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          61          34          40          28
Temp             54 48 46 43 40 45 57 58 50 43 40 36 34 34 38 40 38 37 34 31 29
Dewpt            42 40 39 37 35 36 38 37 36 37 36 33 31 31 31 33 32 33 30 29 26
RH               64 74 76 79 82 70 49 45 58 79 85 89 89 89 76 76 79 85 85 92 88
Wind dir         SW SW SW SW SW  W  W  W NW NW  N  N  N NE NE NE NE NE NE  N  N
Wind spd         11 10  9  9  8  6 11 13 11 11 12 11 11 13 14 19 20 23 23 21 23
Wind gust                                                     31 31    35 35 34
Clouds           CL CL FW FW SC SC SC FW FW SC B1 B2 OV OV OV OV OV OV OV OV OV
PoP 12hr                      0           0           5          80          90
QPF 12hr                      0           0           0        0.11        0.79
Snow 12hr                 00-00       00-00       00-00
Rain                                                  S  S  D  D  D  D
Snow                                                                 D  D  D  D
Obvis                                                                  BS BS BS
Wind chill                                  37 32 28 26 25 29 31 28 25 22 18 16
Min chill                    34    34          31    26    25    26    22    14
Winter Storm                                                      A  A  A  A  A


Date           02/24/17  Sat 02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17
CST 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          30      16    25      14    28      14    34      26    36
Temp          29 27 22   17 22 23 16   14 25 22 14   16 29 31 29   26 33 32
Dewpt         24 22 17   12 14 16 13   12 18 19 14   13 22 26 28   25 29 26
PWind dir         N      NW    NW       W     W      SW    SE       S    NW
Wind char        WY      WY    GN      GN    GN      LT    GN      GN    GN
Avg clouds    OV OV B2   B1 B1 B1 B1   B1 B1 SC SC   SC B1 B2 B1   B1 B1 B1
PoP 12hr         90      50     5       5    10       5    20      20    20
Rain                                                                      S
Snow           D  D  C    S                                 S  S          S

$$
IAZ035-221000-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
335 PM CST Tue Feb 21 2017

Date           02/21/17      Wed 02/22/17            Thu 02/23/17            Fri
CST 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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                      41          65          36          46          32
Temp             56 49 46 44 42 48 61 63 55 48 41 38 36 38 45 46 44 42 38 36 33
Dewpt            43 40 38 37 36 38 42 42 41 39 37 36 34 34 36 36 36 36 35 33 30
RH               62 71 73 76 79 68 49 46 59 71 85 92 92 85 70 68 73 79 89 89 89
Wind dir          S SW SW SW SW SW  W  W  W NW  N  N  N NE NE NE NE NE NE NE  N
Wind spd         10 10  9  8  6  6 11 11  8  6  8  8  8 11 13 18 17 18 18 16 18
Wind gust                                                     29 27 28    26
Clouds           CL CL CL CL FW FW FW CL FW FW SC B2 B2 OV OV OV OV OV OV OV OV
PoP 12hr                      0           0           0          80          90
QPF 12hr                      0           0           0        0.08        0.50
Snow 12hr                 00-00       00-00       00-00
Frzg rain                                                                     C
Rain                                                        D  D  D  D  D  D  C
Sleet                                                                      L
Snow                                                                       L  D
Wind chill                                        32 30 31 39 39 36 33 29 26 21
Min chill                    37    36          36    29    29    36    28    20


Date           02/24/17  Sat 02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17
CST 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          35      19    27      16    31      18    38      28    41
Temp          34 33 26   20 25 25 19   16 27 27 19   18 32 34 30   28 38 36
Dewpt         28 25 20   14 16 16 15   14 21 21 17   15 26 29 29   27 33 30
PWind dir         N      NW    NW       W     W      NW    SE       S    NW
Wind char        BZ      BZ    GN      LT    LT      LT    GN      GN    GN
Avg clouds    OV OV OV   B2 B1 SC B1   B1 B1 SC SC   SC B1 B2 B1   B1 B1 B1
PoP 12hr         80      60     0       5    20       5    20      20    30
Frzg rain      D
Rain           D  L                                         S             C
Snow           D  L  L    C                S                S  S

$$
IAZ094-221000-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
335 PM CST Tue Feb 21 2017

Date           02/21/17      Wed 02/22/17            Thu 02/23/17            Fri
CST 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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                      43          74          42          57          39
Temp             62 54 51 48 44 53 70 73 62 55 48 44 42 44 52 57 55 53 49 45 40
Dewpt            36 36 36 36 36 38 39 38 38 40 38 37 36 37 39 41 42 44 42 39 36
RH               38 50 56 63 73 57 32 28 41 57 68 76 79 76 61 55 61 71 77 79 85
Wind dir          S SW SW SW SW SW SW  W  W NW  N  N NE NE  E  E  E  E SW  W  W
Wind spd          5  8  8  8  8 10 13 12  6  5  6  8 10 12 14 14 12 10 10 12 13
Wind gust                          25                      25 26 23
Clouds           CL CL CL FW FW FW FW FW FW FW FW SC B2 B2 B2 OV B2 B2 B1 B1 B1
PoP 12hr                      0           0           0          60          80
QPF 12hr                      0           0           0        0.02        0.15
Snow 12hr                 00-00       00-00       00-00
Rain                                                  C  C  L  L  D  D  C  C
Tstms                                                             S
Wind chill                                           36 37                39 32
Min chill                    39    39                35    34                31


Date           02/24/17  Sat 02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17
CST 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          44      23    35      23    43      26    48      38    58
Temp          43 38 29   23 32 32 25   23 37 38 28   26 44 46 39   38 52 50
Dewpt         30 24 22   16 15 16 15   17 23 23 21   21 26 32 38   34 38 34
PWind dir         W      NW    NW      SW    SW       N    SE       S    SW
Wind char        BZ      BZ    BZ      LT    GN      LT    GN      GN    GN
Avg clouds    B1 B2 OV   B2 SC SC SC   B1 B2 B1 SC   SC B1 B2 B1   B1 SC SC
PoP 12hr         10      50     0       5    30      10    30      30    10
Rain                 C                        S          S  C  C    S
Snow                 C    C                C             S

$$
IAZ017-221000-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
335 PM CST Tue Feb 21 2017

Date           02/21/17      Wed 02/22/17            Thu 02/23/17            Fri
CST 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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          62          34          44          31
Temp             52 47 44 42 40 45 58 61 52 44 39 37 34 37 42 44 40 39 35 33 32
Dewpt            45 42 39 38 37 38 41 42 41 39 37 35 34 34 35 36 35 36 34 32 30
RH               77 83 82 86 89 76 53 49 66 82 92 92100 89 76 73 82 89 96 96 92
Wind dir          S SW SW SW SW SW SW  W  W NW NW  N  N NE NE NE NE NE NE NE NE
Wind spd         10 10 10  9  8  8 11 11  9  8 11 10  9 11 13 17 17 20 19 18 19
Wind gust                                                        28 32 32 31 29
Clouds           CL CL CL FW FW SC SC FW FW FW SC B2 B2 OV B2 OV OV OV OV OV OV
PoP 12hr                      0           0           0          80          90
QPF 12hr                      0           0           0        0.06        0.64
Snow 12hr                 00-00       00-00       00-00
Frzg rain                                                                  C  C
Rain                                                        D  D  D  D  D  C  C
Snow                                                                    S  D  D
Wind chill                36                   32 30 27 29 35 36 31 29 24 22 20
Min chill              38    35    35          31    27    27    31    22    18


Date           02/24/17  Sat 02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17
CST 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          34      17    24      14    28      13    35      27    38
Temp          33 30 24   18 22 23 17   14 25 23 14   14 30 32 28   27 35 34
Dewpt         28 25 20   15 15 15 14   13 19 19 14   12 24 27 28   26 32 29
PWind dir         N       N    NW       W     W       W    SE       S    NW
Wind char        BZ      WY    BZ      GN    GN      LT    GN      GN    GN
Avg clouds    OV OV OV   B2 B1 SC B1   B1 B1 SC SC   SC B1 B2 B2   B1 B1 B1
PoP 12hr         80      70     5       5    20       5    20      30    30
Frzg rain      C  S
Rain           C  C                                         S             C
Snow           D  D  L    C                S                S  C    S     C

$$
IAZ049-221000-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
335 PM CST Tue Feb 21 2017

Date           02/21/17      Wed 02/22/17            Thu 02/23/17            Fri
CST 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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          68          36          49          35
Temp             54 47 44 42 40 48 63 67 57 49 42 38 37 39 46 49 45 42 40 38 36
Dewpt            41 39 37 36 35 38 38 38 40 41 38 36 35 35 37 38 38 40 38 38 35
RH               61 74 76 79 82 68 39 34 53 74 86 92 92 85 71 66 76 93 92100 96
Wind dir          S  S SW SW SW SW SW  W  W  W NW  N  N NE NE NE NE  E NE NE NE
Wind spd          9  8  9  8  8  9 12 13  9  6  9  8 10 11 14 18 18 17 14 12 14
Wind gust                                                     28    29 26    26
Clouds           CL CL FW FW FW FW FW CL FW FW FW SC B1 OV B2 B2 OV OV OV B2 B2
PoP 12hr                      0           0           0          80          90
QPF 12hr                      0           0           0        0.06        0.47
Snow 12hr                 00-00       00-00       00-00
Rain                                                        D  D  D  D  D  D  L
Tstms                                                             S  S
Wind chill                                     36 32 30 32 39    38 34 32 30 27
Min chill              39    35    35          35    29    29    37    31    25


Date           02/24/17  Sat 02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17
CST 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          41      21    28      18    35      20    40      30    47
Temp          39 36 27   22 26 26 20   18 31 30 21   20 35 36 31   30 43 42
Dewpt         32 27 23   17 16 16 16   15 21 22 20   17 25 28 31   29 37 33
PWind dir        NW      NW    NW       W     W      NW    SE       S     W
Wind char        BZ      BZ    BZ      GN    GN      LT    GN      GN    GN
Avg clouds    B2 B2 OV   B2 B1 SC B1   B1 B1 SC SC   SC B1 B2 B2   B1 SC B1
PoP 12hr         60      70     5       0    20       5    30      30    20
Rain           L  C  L                                      S  C          S
Sleet          C
Snow           C     L    C                S                C  C    S

$$
IAZ086-221000-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
335 PM CST Tue Feb 21 2017

Date           02/21/17      Wed 02/22/17            Thu 02/23/17            Fri
CST 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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                      44          77          41          57          42
Temp             62 53 49 47 45 55 71 75 64 54 48 44 41 45 52 57 54 53 49 47 42
Dewpt            37 37 37 38 38 40 39 38 40 42 41 39 38 37 39 41 43 46 44 43 40
RH               39 54 63 71 76 57 31 26 41 64 77 82 89 73 61 55 66 77 83 86 93
Wind dir          S  S SW SW SW SW SW SW  W  W NW  N  N NE NE  E  E  E SE SW SW
Wind spd          4  6  8  8  8 10 14 14  9  6  8  8  8 11 13 16 16 12 12 12 13
Wind gust                          25                               25
Clouds           CL CL CL CL FW FW FW FW FW FW FW FW B1 B2 B2 OV OV OV B2 B2 B1
PoP 12hr                      0           0           0          60          90
QPF 12hr                      0           0           0        0.06        0.25
Snow 12hr                 00-00       00-00       00-00
Rain                                                  C  C  L  L  D  D  C  C  S
Tstms                                                             C  S
Wind chill                                              39                   35
Min chill                    39                      35    35                35


Date           02/24/17  Sat 02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17
CST 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          49      24    33      22    40      24    46      36    57
Temp          47 43 31   25 31 31 23   22 36 35 26   24 41 42 37   36 52 51
Dewpt         33 28 24   18 17 16 16   17 23 23 21   20 27 31 35   34 40 36
PWind dir         W      NW    NW       W    SW      NW    SE       S    SW
Wind char        BZ      BZ    BZ      LT    GN      LT    GN      GN    GN
Avg clouds    B1 B1 B2   B2 B1 SC SC   SC B1 B1 SC   SC B1 B2 B2   B1 SC B1
PoP 12hr         20      50    10       5    30      10    30      40    10
Rain           S     C                        S          S  C  C    C     S
Snow                 C    C                C  S          S     C    C

$$



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