Point Forecast Matrices
Issued by NWS Des Moines, IA

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

IAZ060-251000-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
322 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          64          41          67          40
Temp          75 71 61 54 48 45 51 58 63 61 54 48 44 42 57 64 67 63 52 48 43 40
Dewpt         38 40 40 39 37 36 35 33 33 32 33 34 32 33 38 40 41 40 41 37 35 33
RH            26 32 46 57 65 70 54 39 32 33 45 58 62 70 49 41 39 43 66 65 73 76
Wind dir       N  N  N  N  N  N NE  N  N  N  E  S SW SW SW SW  W NW  N  N  N  N
Wind spd       9  9  6  6  8  8  8  6  6  5  2  3  3  4  6 11 11 14 11 11 10  8
Clouds        B1 B2 OV B2 B1 B1 SC SC FW CL CL CL CL SC FW B1 B2 B2 B1 SC FW FW
PoP 12hr                      5           0           0          30          20
QPF 12hr                      0           0           0        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                        C  C  S  S
Tstms                                                       S  S
Wind chill                                                                37
Min chill                                            38                      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          63      44    70      48    75      56    76      57    71
Temp          58 62   49 46 66 68   54 49 70 73   61 58 74 73   64 57 70 65
Dewpt         31 33   33 34 38 39   38 39 43 44   44 46 51 51   50 50 49 48
PWind dir        NW       W    SW       S     S       S     S       S     S
Wind char        GN      LT    LT      LT    GN      GN    BZ      BZ    GN
Avg clouds    FW FW   FW FW CL CL   FW FW FW FW   FW SC SC SC   SC B1 B1 B2
PoP 12hr          0       0     0       5     5       5     5      20    40
Rain                                                                S  C  C

$$
IAZ039-251000-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
322 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          61          37          64          35
Temp          74 68 56 49 43 39 50 56 60 58 50 44 40 38 58 63 64 59 50 44 38 35
Dewpt         38 41 39 38 35 34 34 32 31 33 33 34 32 33 37 39 39 41 41 38 34 32
RH            27 37 53 66 73 82 54 40 33 39 52 68 73 82 45 41 40 51 71 79 85 89
Wind dir       N  N  N  N NE  N NE  N  N  N  E  S  S  S SW SW  W NW  N  N  N  N
Wind spd      10 10 10  8  8  8  6  8  8  5  2  2  3  4  9 11 12 13 11 10 10  8
Clouds        SC B1 B2 SC FW FW CL CL CL CL CL FW CL SC FW B1 B1 OV B1 SC FW FW
PoP 12hr                      0           0           0          30          40
QPF 12hr                      0           0           0        0.01        0.09
Snow 12hr                 00-00       00-00       00-00
Rain                                                        C  C  C  C
Tstms                                                       S  S
Wind chill                   33                                           31 28
Min chill                    32    37                33    39          38    28


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          60      39    63      43    70      51    74      54    68
Temp          54 59   46 40 60 60   48 45 67 67   56 53 72 71   62 54 67 61
Dewpt         32 35   34 34 36 37   35 37 42 45   44 44 50 51   50 48 49 48
PWind dir        NW       W    NE      SE     S       S     S       S    SW
Wind char        GN      LT    LT      GN    BZ      GN    BZ      BZ    GN
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     0       5     5      10    30
Rain                                                                   S  C

$$
IAZ048-251000-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
322 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          63          38          64          36
Temp          74 68 57 52 46 42 51 57 62 60 52 45 41 39 55 62 64 58 49 45 39 36
Dewpt         38 40 40 39 37 36 35 33 32 32 32 34 33 34 37 40 40 40 39 36 34 32
RH            27 36 53 61 71 79 54 40 32 35 46 65 73 82 51 44 41 51 68 70 82 85
Wind dir       N  N  N  N  N  N NE  N  N  N  E  S  S SW SW SW  W NW  N  N  N  N
Wind spd      10 11  8  8  6  8  8  8  6  5  2  3  3  4  8 12 13 17 12 12 10  9
Clouds        SC B2 OV B2 B1 SC SC FW FW CL CL FW CL SC FW B1 B2 OV B1 FW FW FW
PoP 12hr                     10           0           0          30          20
QPF 12hr                      0           0           0        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                        C  C  S  S
Wind chill                                                             39 32 29
Min chill                    36                      36    39          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      40    68      45    73      53    76      54    69
Temp          57 60   46 42 65 65   51 47 69 70   58 54 73 73   61 54 68 63
Dewpt         31 33   34 34 38 39   38 39 43 45   44 46 51 51   50 50 48 48
PWind dir        NW       W    SW       S     S       S     S       S     S
Wind char        GN      LT    LT      GN    BZ      GN    BZ      BZ    BZ
Avg clouds    FW FW   FW FW CL FW   FW FW FW FW   SC SC SC SC   SC B1 B1 B2
PoP 12hr          0       0     0       5     5       5     5      20    30
Rain                                                                S  C  S

$$
IAZ004-251000-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
322 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          58          37          58          32
Temp          60 54 48 43 36 34 46 54 58 56 48 41 38 39 53 57 51 52 43 38 34 33
Dewpt         42 41 39 36 31 30 33 32 31 33 32 32 32 34 40 41 40 36 34 29 27 28
RH            51 61 71 76 82 85 60 43 36 42 54 70 79 82 61 55 66 54 70 70 75 82
Wind dir       N  N  N  N  N  N NE  N NW  W  S  S SW SW SW NW  N  N  N  N NW NW
Wind spd      11 14  9  6  6  8  4  4  3  3  4  6  6  9 11 16 20 19 13 10  9 10
Wind gust                                                     31 29
Clouds        B2 B2 B2 SC CL CL CL CL CL CL CL FW FW SC SC B2 B2 SC FW FW FW FW
PoP 12hr                      0           0           0          30           0
QPF 12hr                      0           0           0        0.02           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                        C  C
Wind chill                30 27                      33             36 31 27 25
Min chill              38    27    32          36    31    36          31    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          61      38    64      44    71      50    74      47    61
Temp          57 58   45 39 61 61   48 46 68 67   55 52 72 70   58 47 60 56
Dewpt         33 35   34 33 37 39   38 38 44 45   42 44 50 50   47 44 47 45
PWind dir        NW       W     E      SE     S       S     S      SW    SW
Wind char        GN      GN    GN      GN    BZ      BZ    BZ      BZ    BZ
Avg clouds    FW FW   FW FW CL CL   FW FW FW SC   SC SC SC SC   B1 B1 B2 B1
PoP 12hr          0       0     0       5     5      10    10      30    20
Rain                                                             S  C  S  S

$$
IAZ035-251000-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
322 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          61          38          63          35
Temp          70 64 55 49 43 40 50 56 60 59 51 44 41 39 55 62 62 56 49 43 38 35
Dewpt         43 44 40 37 36 34 36 33 32 33 32 33 33 33 39 41 42 40 37 34 31 30
RH            38 48 57 63 76 79 58 42 35 37 48 65 73 79 55 46 48 55 63 70 76 82
Wind dir       N  N NE NE  N  N NE  N  N NW  E  S  S SW SW  W NW  N  N  N  N NW
Wind spd      12  9  6  5  6  6  6  6  6  4  2  4  5  6 10 12 17 14 13 11  8  8
Clouds        B1 B2 OV B2 SC SC FW FW CL CL CL FW FW SC FW B1 OV B2 SC FW FW FW
PoP 12hr                      5           0           0          40          10
QPF 12hr                      0           0           0        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                        C  C
Wind chill                                                             37 31 28
Min chill                    34    38                33    38          36    28


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      40    67      45    72      52    76      51    63
Temp          56 60   47 42 63 64   50 47 69 69   57 54 73 73   61 51 62 60
Dewpt         31 34   35 34 37 39   38 38 44 46   43 45 51 52   50 46 47 48
PWind dir        NW       W     S      SE     S       S     S       S     S
Wind char        GN      LT    LT      GN    BZ      BZ    BZ      BZ    BZ
Avg clouds    FW FW   FW FW CL CL   FW FW FW FW   SC SC SC SC   SC B1 B2 B2
PoP 12hr          0       0     0       5     5      10     5      30    30
Rain                                                                C  C  S

$$
IAZ094-251000-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
322 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          41          68          41
Temp          74 70 61 55 50 48 51 57 62 60 51 46 44 42 59 66 68 64 53 48 43 41
Dewpt         39 42 40 39 38 37 39 37 36 36 36 35 34 35 40 40 42 42 42 39 35 34
RH            28 36 46 55 63 65 63 47 38 41 56 65 68 76 49 38 39 45 66 71 73 76
Wind dir       N  N  N  N NE  N NE NE NE  N NE SW SW SW SW SW  W NW  N  N  N  N
Wind spd       9  8  5  6 11  9  9  6  6  5  3  2  3  4  6  9 10 11 12 11 11 10
Clouds        SC B2 OV OV B2 B2 B2 B1 SC FW FW CL CL FW FW SC B1 B2 B2 SC FW FW
PoP 12hr                      5          10           5          20          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                        S  S  S  S
Tstms                                                       S  S
Wind chill                                                                37 34
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          64      43    71      48    75      55    77      58    72
Temp          59 62   48 45 68 68   54 50 71 72   60 57 75 74   64 59 72 63
Dewpt         32 33   32 34 39 41   37 39 43 45   44 46 52 52   49 51 52 51
PWind dir         N       W    SW       S     S       S     S       S     S
Wind char        GN      LT    LT      GN    GN      GN    BZ      BZ    BZ
Avg clouds    FW FW   FW CL CL CL   CL FW FW FW   FW SC SC SC   SC SC B1 B2
PoP 12hr          0       0     0       5     5       5     5       5    40
Rain                                                                   S  C

$$
IAZ017-251000-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
322 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          58          37          61          33
Temp          69 63 52 45 38 35 48 55 58 57 49 42 39 38 54 61 60 55 47 40 35 34
Dewpt         45 43 40 37 33 32 34 32 32 32 32 32 30 32 39 41 42 40 37 34 31 30
RH            42 48 63 73 82 89 58 41 37 38 52 67 70 79 57 48 51 57 68 79 85 85
Wind dir       N  N  N  N  N  N NE  N  N NW SW  S  S SW SW  W NW  N  N  N  N NW
Wind spd      11 14  9  6  6  6  5  6  5  4  2  4  5  5  9 12 17 18 12 10  8  9
Clouds        B1 B2 SC FW FW CL CL CL CL CL CL FW FW SC FW B1 OV B2 SC FW FW FW
PoP 12hr                      0           0           0          40          10
QPF 12hr                      0           0           0        0.02           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                        C  C
Wind chill                   29                                        34 28 27
Min chill                    29    33          38    31    38          33    25


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          60      38    63      43    69      51    74      50    63
Temp          56 58   45 39 60 60   48 45 67 65   56 53 72 70   60 50 62 59
Dewpt         32 35   34 33 37 38   37 38 43 45   43 44 50 51   49 46 47 47
PWind dir        NW       W     E      SE     S       S     S       S    SW
Wind char        GN      LT    LT      GN    BZ      BZ    BZ      BZ    BZ
Avg clouds    FW FW   FW FW FW FW   CL FW FW FW   SC SC SC SC   SC B1 B1 B2
PoP 12hr          0       0     0       5     5      10    10      20    30
Rain                                                                S  S  C

$$
IAZ049-251000-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
322 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          61          37          64          35
Temp          73 68 56 49 44 40 51 57 60 58 48 43 40 39 56 61 64 59 48 44 38 35
Dewpt         37 41 40 37 35 35 34 32 31 33 32 33 32 33 37 38 39 41 41 37 34 32
RH            27 37 55 63 70 82 52 38 33 39 54 67 73 79 49 42 40 51 77 76 85 89
Wind dir       N  N  N  N NE  N NE  N  N  N  E  S  S SW SW SW  W NW  N  N  N  N
Wind spd      10 10 10  9  9  8  8  9  8  5  3  3  3  4  9 11 12 13 12 11 10  9
Clouds        SC B2 B2 B1 SC FW FW FW CL CL CL FW CL FW FW B1 B1 OV B1 SC FW FW
PoP 12hr                      5           0           0          30          30
QPF 12hr                      0           0           0        0.01        0.03
Snow 12hr                 00-00       00-00       00-00
Rain                                                        C  C  C  C
Tstms                                                       S  S
Wind chill                                                             38 31 28
Min chill                    34    38                34    39          38    28


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          61      39    65      43    71      51    75      54    69
Temp          56 59   46 41 62 62   49 45 68 68   56 53 73 71   61 55 68 60
Dewpt         31 34   33 34 37 39   37 37 42 45   43 45 50 51   49 49 49 49
PWind dir        NW       W    NE      SE     S       S     S       S    SW
Wind char        GN      LT    LT      GN    GN      GN    BZ      BZ    GN
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       5     5       5     5      10    20
Rain                                                                   S  S

$$
IAZ086-251000-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
322 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          39          68          41
Temp          75 70 60 54 47 45 53 59 62 60 50 45 42 41 59 66 68 64 56 49 45 41
Dewpt         35 41 40 38 37 37 38 34 33 34 32 33 32 33 37 38 39 40 42 41 37 34
RH            23 35 47 54 68 73 57 39 33 37 50 62 67 73 44 36 34 41 59 74 73 76
Wind dir       N  N  N  N  N NE NE  N  N  N NE  S  S SW SW  W  W  W NW  N  N  N
Wind spd       9  8  6 10 10  9 10  9  8  5  3  2  3  3  6  8  9  9 11 11 12 10
Clouds        FW B1 B2 B2 B1 B1 B1 SC SC FW CL CL CL FW FW SC SC B2 B2 B1 SC FW
PoP 12hr                      0           0           0          20          30
QPF 12hr                      0           0           0           0        0.02
Snow 12hr                 00-00       00-00       00-00
Rain                                                        S  S  C  C
Wind chill                                                                39 35
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          63      42    69      46    73      54    76      58    73
Temp          58 62   48 44 66 66   52 48 69 70   58 56 74 73   63 59 72 67
Dewpt         32 33   32 33 38 39   37 37 43 44   42 45 50 50   49 50 51 50
PWind dir        NW       W     W      SE     S       S     S       S     S
Wind char        GN      LT    LT      LT    GN      GN    BZ      BZ    GN
Avg clouds    FW FW   FW FW FW FW   FW FW FW FW   FW FW SC SC   SC SC B1 B2
PoP 12hr          0       0     0       0     0       5     5       5    30
Rain                                                                   C  C

$$



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