Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
334 PM CDT Tue Apr 24 2018

IAZ060-251000-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
334 PM CDT Tue Apr 24 2018

Date           04/24/18      Wed 04/25/18            Thu 04/26/18            Fri
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                      46          63          41          67          39
Temp          73 69 62 56 50 46 51 58 62 62 53 47 44 42 58 64 67 61 52 47 42 39
Dewpt         36 38 42 40 38 36 36 33 33 33 33 33 33 34 39 39 40 39 38 36 33 32
RH            26 32 48 55 63 68 56 39 33 33 46 58 65 73 49 40 37 44 59 65 70 76
Wind dir       N  N  N  N  N  N NE NE  N  N NE  S SW SW SW  W  W NW  N  N  N NW
Wind spd      11  9  6 11 10  9  8  8  6  5  3  2  3  4  6  9 10 13 13 11  9  8
Clouds        B1 B2 B2 B2 B1 B2 B1 SC SC FW CL CL CL FW FW B1 B2 B2 B1 SC FW FW
PoP 12hr                     10           5           0          20          10
QPF 12hr                      0           0           0        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  S  S
Wind chill                                                                36
Min chill                                            37                      33


Date           04/27  Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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          64      43    69      46    76      56    78      58    72
Temp          59 63   49 45 65 67   52 48 71 74   60 58 76 74   65 58 71 69
Dewpt         30 33   32 34 38 38   37 38 43 44   45 46 50 50   49 49 53 51
PWind dir        NW       W     W       S     S       S     S       S     S
Wind char        GN      LT    LT      LT    GN      GN    BZ      BZ    BZ
Avg clouds    FW FW   FW FW CL CL   FW FW FW FW   FW FW SC SC   SC SC B1 B1
PoP 12hr          0       0     0       0     0       5     5      20    30
Rain shwrs                                                          S     C

$$
IAZ039-251000-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
334 PM CDT Tue Apr 24 2018

Date           04/24/18      Wed 04/25/18            Thu 04/26/18            Fri
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          62          37          65          36
Temp          72 68 58 52 46 42 52 58 62 60 51 45 41 38 57 63 65 59 51 46 39 36
Dewpt         38 40 40 38 36 35 35 30 30 32 33 34 33 33 37 39 39 40 39 37 33 32
RH            29 36 51 59 68 76 52 34 30 35 50 65 73 82 47 41 38 49 63 71 79 85
Wind dir      NW  N  N  N  N  N NE  N  N  N NE  S  S  S SW  W  W NW  N  N  N  N
Wind spd      10 10 11 11 10  8  8  8  6  5  2  2  2  3  8 10 11 13 13 11  9  8
Wind gust                                                           25 21
Clouds        SC B1 B2 B1 FW FW CL CL CL CL CL CL CL FW FW SC B1 B2 B1 SC FW FW
PoP 12hr                      0           0           0          20          20
QPF 12hr                      0           0           0           0        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  S  S  S  S
Wind chill                                                                33 30
Min chill                    35    38                33                39    29


Date           04/27  Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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          62      38    63      41    70      51    74      54    70
Temp          57 61   46 39 60 59   46 43 66 67   56 53 72 70   61 54 69 66
Dewpt         31 33   33 33 35 35   33 34 40 43   43 44 49 49   50 48 50 50
PWind dir        NW      NW    NE      SE     S       S     S       S     S
Wind char        GN      GN    LT      LT    GN      GN    BZ      BZ    BZ
Avg clouds    FW FW   FW FW FW FW   FW FW CL FW   FW FW SC SC   SC B1 B1 B2
PoP 12hr          0       0     0       0     0       5     5      20    30
Rain shwrs                                                          S  S  C

$$
IAZ048-251000-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
334 PM CDT Tue Apr 24 2018

Date           04/24/18      Wed 04/25/18            Thu 04/26/18            Fri
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          62          39          66          37
Temp          73 68 59 52 47 42 50 57 62 60 51 45 41 40 57 63 66 58 50 45 40 37
Dewpt         39 40 43 39 37 36 36 32 31 32 33 33 33 33 38 40 40 39 37 35 31 31
RH            29 36 55 61 68 79 58 38 31 35 50 62 73 76 49 43 38 49 61 68 70 79
Wind dir       N  N  N  N  N  N NE NE  N  N NE SE  S SW SW  W NW  N  N  N  N NW
Wind spd      12 11 10 11  9  9  8  8  5  5  2  2  2  3  8 10 12 16 14 12 10  9
Wind gust                                                        26
Clouds        SC B2 B2 B2 B1 B1 B1 FW FW CL CL CL CL SC FW B1 B2 B2 SC SC FW FW
PoP 12hr                      5           0           0          20          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  S  S
Wind chill                   36                                        39 33 30
Min chill                    36    38                36                39    29


Date           04/27  Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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          63      40    66      44    72      53    75      55    71
Temp          58 62   47 42 63 63   49 46 68 70   58 55 74 70   62 55 70 66
Dewpt         30 32   33 34 37 37   37 37 42 44   44 46 49 50   49 49 52 52
PWind dir        NW       W     W      SE     S       S     S       S     S
Wind char        GN      LT    LT      LT    GN      GN    BZ      BZ    BZ
Avg clouds    FW FW   FW FW FW FW   FW FW FW FW   FW SC SC SC   SC B1 B1 B2
PoP 12hr          0       0     0       0     5       5     5      20    40
Rain shwrs                                                          S  S  C

$$
IAZ004-251000-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
334 PM CDT Tue Apr 24 2018

Date           04/24/18      Wed 04/25/18            Thu 04/26/18            Fri
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                      32          61          36          58          32
Temp          55 50 45 41 36 32 46 56 60 59 48 41 38 38 54 57 53 53 44 39 34 34
Dewpt         43 42 39 36 31 30 34 31 31 33 32 32 32 33 39 39 39 35 33 29 27 27
RH            64 74 79 82 82 92 63 38 33 37 54 70 79 82 57 51 59 50 65 67 75 75
Wind dir       N  N  N  N  N  N  N  N NW  W  S  S SW SW  W NW  N  N  N NW NW NW
Wind spd      18 13 10  9  9  8  6  6  5  3  4  5  6  8 11 16 19 18 12 10  8  9
Wind gust                                                     29
Clouds        B2 B2 B2 SC SC FW CL CL CL CL CL FW FW SC SC B2 OV SC FW FW CL FW
PoP 12hr                      5           0           0          30           5
QPF 12hr                      0           0           0        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  C  C
Wind chill             35 29 25                      32             38 32 27 27
Min chill              34    24    27          35    30    36          32    24


Date           04/27  Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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          62      38    61      42    70      51    71      51    65
Temp          59 60   46 39 58 58   46 44 67 67   55 53 70 66   58 51 64 60
Dewpt         31 35   35 33 36 37   36 37 43 45   43 45 49 51   48 47 51 50
PWind dir        NW      NW     E      SE     S       S     S       S     S
Wind char        GN      GN    LT      GN    BZ      BZ    BZ      BZ    BZ
Avg clouds    FW FW   FW FW FW FW   FW FW FW FW   SC SC SC SC   B1 B1 B2 B2
PoP 12hr          0       0     0       5     5      20    20      40    20
Rain shwrs                                            S  S       S  C  S  S

$$
IAZ035-251000-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
334 PM CDT Tue Apr 24 2018

Date           04/24/18      Wed 04/25/18            Thu 04/26/18            Fri
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          62          38          63          35
Temp          69 63 54 49 44 39 50 58 61 60 51 46 41 39 58 63 61 56 49 44 39 36
Dewpt         43 44 43 39 37 35 36 31 31 33 33 33 33 34 39 41 40 39 36 33 29 29
RH            39 50 66 68 76 85 58 36 32 36 50 60 73 82 49 44 46 53 61 65 67 75
Wind dir       N  N  N  N  N NE NE  N  N  N  N  S  S SW SW  W NW  N  N  N  N NW
Wind spd      13 11 12  8  6  5  6  5  4  4  2  3  4  5  9 11 17 14 13 10  9  6
Wind gust                                                        26
Clouds        B1 B2 B2 B2 B1 SC SC FW CL CL CL FW FW SC SC B1 OV B2 SC FW CL FW
PoP 12hr                      5           0           0          20           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  S  S
Wind chill                                                             38 33 30
Min chill                    34    37                34                37    29


Date           04/27  Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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          63      39    65      44    72      53    73      54    67
Temp          58 62   48 40 61 62   49 46 68 69   59 55 72 69   61 54 66 64
Dewpt         30 34   34 34 37 39   37 37 43 45   45 46 50 52   49 48 53 53
PWind dir        NW      NW     W      SE     S       S     S       S     S
Wind char        GN      GN    LT      GN    BZ      BZ    BZ      BZ    BZ
Avg clouds    FW FW   FW FW FW FW   FW FW FW FW   SC SC SC SC   B1 B1 B1 B2
PoP 12hr          0       0     0       5     5      10     5      30    40
Rain shwrs                                                          C  S  C

$$
IAZ094-251000-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
334 PM CDT Tue Apr 24 2018

Date           04/24/18      Wed 04/25/18            Thu 04/26/18            Fri
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                      48          61          40          67          40
Temp          74 70 60 55 51 48 50 54 60 60 51 47 43 42 59 65 67 61 52 48 43 40
Dewpt         38 40 39 42 40 39 40 39 39 39 37 35 35 35 42 41 43 42 40 37 34 33
RH            27 33 46 61 66 71 68 57 46 46 59 63 73 76 53 41 42 49 63 65 70 76
Wind dir       N  N  N  N  N  N NE NE  N  N  N  W  W  W SW  W  W NW  N  N  N  N
Wind spd      12  6  8  9  9  9  9  8  8  5  4  2  3  3  6  9 10 12 14 12 11  9
Wind gust                                                           25
Clouds        SC B2 B2 B2 B2 B2 OV B2 B1 SC FW CL CL FW FW SC B1 B2 B2 B1 FW FW
PoP 12hr                     10          50           5          20          20
QPF 12hr                      0        0.05           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                             C  C
Rain shwrs                                                  S  S  S  S
Wind chill                                                                37 34
Min chill                                            37                      34


Date           04/27  Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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          65      43    70      47    76      56    78      59    74
Temp          60 64   50 45 66 67   52 50 72 73   61 58 76 75   63 60 72 70
Dewpt         32 34   32 34 39 40   37 39 44 45   44 47 51 51   49 50 54 53
PWind dir        NW       W     W       S     S       S     S       S     S
Wind char        GN      LT    LT      LT    GN      GN    BZ      BZ    BZ
Avg clouds    FW FW   FW FW CL CL   CL CL FW FW   FW SC SC SC   SC SC B1 B1
PoP 12hr          0       0     0       0     0       5     5      10    30
Rain shwrs                                                             S  C

$$
IAZ017-251000-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
334 PM CDT Tue Apr 24 2018

Date           04/24/18      Wed 04/25/18            Thu 04/26/18            Fri
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                      37          60          37          62          34
Temp          68 63 52 46 41 38 50 57 60 58 49 43 39 38 55 62 60 54 47 41 36 35
Dewpt         48 44 42 38 35 33 35 30 30 33 33 32 30 32 38 40 41 39 36 33 29 29
RH            49 50 69 73 79 82 56 35 32 39 54 65 70 79 53 44 49 57 65 73 75 78
Wind dir       N  N  N  N  N  N  N  N  N NW  W SW  S SW SW  W NW  N  N  N  N NW
Wind spd      16 11 11 10  8  8  8  8  5  4  2  3  4  5  9 11 16 17 12 10  8  8
Clouds        B1 B2 B1 SC FW FW CL CL CL CL CL FW FW SC SC B1 B2 B2 SC FW FW FW
PoP 12hr                      0           0           0          20           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  S  S
Wind chill                35 32                                        35 29 28
Min chill                    30    35                31    38          33    26


Date           04/27  Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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          62      38    61      41    69      50    72      52    67
Temp          59 61   46 39 58 58   45 43 66 66   56 52 71 68   59 52 66 62
Dewpt         31 34   35 33 35 36   35 35 42 44   43 44 49 50   49 47 52 51
PWind dir        NW      NW    NE      SE     S       S     S       S     S
Wind char        GN      GN    LT      GN    BZ      BZ    BZ      BZ    BZ
Avg clouds    FW FW   FW FW FW FW   FW FW CL FW   FW SC SC SC   SC B1 B1 B2
PoP 12hr          0       0     0       0     5      10     5      30    30
Rain shwrs                                                          C  S  C

$$
IAZ049-251000-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
334 PM CDT Tue Apr 24 2018

Date           04/24/18      Wed 04/25/18            Thu 04/26/18            Fri
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          62          37          65          36
Temp          72 66 57 52 46 42 51 58 62 59 50 45 40 38 56 62 65 58 49 45 39 36
Dewpt         37 39 40 39 36 35 36 31 31 33 32 32 32 32 37 38 39 40 39 37 33 32
RH            28 37 53 61 68 76 56 36 31 37 50 60 73 79 49 41 38 51 68 73 79 85
Wind dir       N  N  N  N  N  N NE  N  N  N NE SE  S SW SW  W  W NW  N  N  N  N
Wind spd      10 10 10 12 11  9 10  9  6  5  3  2  2  3  8  9 11 13 14 12 10  9
Wind gust                                                           25
Clouds        SC B2 B2 B1 SC SC SC FW CL CL CL CL CL FW FW B1 B1 B2 B1 SC FW FW
PoP 12hr                      5           0           0          20          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  S  S  S  S
Wind chill                   36                                        39 32 29
Min chill                    35    38                34                38    29


Date           04/27  Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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          62      38    64      42    71      51    74      54    70
Temp          57 61   45 40 61 61   47 44 68 68   56 53 72 70   61 55 69 65
Dewpt         30 33   32 33 37 37   34 35 41 44   43 45 49 50   50 49 51 52
PWind dir        NW       W     N      SE     S       S     S       S     S
Wind char        GN      LT    LT      GN    GN      GN    BZ      BZ    BZ
Avg clouds    FW FW   FW FW FW FW   FW FW CL FW   FW FW SC SC   SC B1 B1 B1
PoP 12hr          0       0     0       0     0       5     5      20    30
Rain shwrs                                                          S     C

$$
IAZ086-251000-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
334 PM CDT Tue Apr 24 2018

Date           04/24/18      Wed 04/25/18            Thu 04/26/18            Fri
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                      48          63          40          68          41
Temp          75 70 61 55 51 48 53 59 63 60 51 45 43 42 59 65 68 64 56 49 43 41
Dewpt         32 38 39 40 39 37 36 34 34 35 33 33 33 34 38 38 39 40 40 38 35 33
RH            21 31 44 57 63 65 52 39 34 39 50 62 67 73 45 37 34 41 55 66 73 73
Wind dir       N  N  N  N  N NE NE NE  N  N NE NE SW SW SW  W  W  W NW  N  N  N
Wind spd      10  8  6 10 12 11 10  9  8  5  4  2  2  3  5  6  8  6 11 12 12 10
Clouds        FW B1 B2 B1 B1 B2 B2 SC SC FW FW CL CL FW FW SC B1 B2 OV B1 SC FW
PoP 12hr                      5           0           0          20          30
QPF 12hr                      0           0           0           0        0.02
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  S  S  C  C
Wind chill                                                                36 35
Min chill                                            38                      33


Date           04/27  Sat 04/28/18  Sun 04/29/18  Mon 04/30/18  Tue 05/01/18
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          63      42    68      45    74      55    77      58    73
Temp          59 62   48 44 65 64   50 47 70 71   59 57 75 73   63 59 72 70
Dewpt         31 33   32 33 38 38   35 35 41 43   43 45 49 49   49 49 53 51
PWind dir        NW       W     W      SE     S       S     S       S     S
Wind char        GN      LT    LT      LT    GN      GN    BZ      BZ    BZ
Avg clouds    FW FW   FW FW FW FW   FW FW CL FW   FW FW SC SC   SC SC B1 B1
PoP 12hr          0       0     0       0     0       5     5      10    30
Rain shwrs                                                             S  C

$$



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