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Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
1106 PM CDT Fri Oct 20 2017

IAZ060-211000-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
1106 PM CDT Fri Oct 20 2017

Date           10/20/17      Sat 10/21/17            Sun 10/22/17            Mon
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                      61          73          49          64          44
Temp                   62 63 62 64 70 73 67 59 55 51 49 53 61 64 57 49 47 45 45
Dewpt                  54 56 58 59 61 63 60 55 49 46 43 42 41 39 38 39 38 37 37
RH                     75 78 87 84 73 71 78 87 80 83 80 66 48 40 49 68 71 73 73
Wind dir                S  S  S  S  S  S  S NW NW NW NW NW NW  W SW SW  S SW SW
Wind spd               11 12 14 16 17 18 11  9  9  6  6  8  8  8  4  4  4  4  4
Wind gust                       29 29 28
Clouds                 SC B1 B2 OV B2 OV OV OV OV B2 B1 SC FW FW FW CL FW CL FW
PoP 12hr                     20          60         100           5           0
QPF 12hr                      0        0.11        0.70           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S     S  C  C  D  D  C
Tstms                      S     S  C  C  D  D


Date           10/23  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17  Fri 10/27/17
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          66      43    53      38    63      45    61      37    48
Temp          64 57   48 43 52 51   42 40 60 58   51 46 61 52   42 37 48 45
Dewpt         43 39   35 33 33 31   31 32 36 38   39 39 41 37   32 29 28 27
PWind dir         W      NW    NW      NW    SW       S     W      NW    NW
Wind char        GN      GN    BZ      GN    GN      GN    GN      GN    GN
Avg clouds    FW SC   SC SC SC SC   FW FW FW FW   FW FW SC SC   B1 SC SC SC
PoP 12hr          5       5     5       0     0       0     5      50    20
Rain                                                             C  C  S

$$
IAZ039-211000-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
1106 PM CDT Fri Oct 20 2017

Date           10/20/17      Sat 10/21/17            Sun 10/22/17            Mon
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                      60          74          50          62          42
Temp                   62 61 61 65 72 74 69 65 58 54 50 53 60 62 55 49 45 44 43
Dewpt                  51 54 56 58 59 61 60 61 55 50 46 45 42 41 40 40 39 39 38
RH                     67 78 84 78 64 64 73 87 90 86 86 74 51 46 57 71 79 82 82
Wind dir                S  S  S  S  S  S  S  S NW NW NW NW NW  W SW SW  S  S SW
Wind spd               12 12 13 16 17 17 12 10  9  6  6  8  9  8  4  3  4  5  4
Wind gust                       28 29 27 24
Clouds                 SC B2 B2 B2 B2 OV OV OV OV OV B2 SC SC FW FW FW FW FW FW
PoP 12hr                     10          50          90          10           0
QPF 12hr                      0        0.03        0.86           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          S  C  L  D  L
Tstms                               S  C  L  D


Date           10/23  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17  Fri 10/27/17
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      41    51      35    57      42    59      36    46
Temp          63 55   46 41 50 48   40 37 55 53   46 43 59 51   41 36 46 43
Dewpt         43 40   36 34 34 32   32 32 36 38   37 38 41 38   32 29 28 27
PWind dir         W      NW    NW      NW     W       S    SW      NW    NW
Wind char        GN      GN    BZ      GN    GN      GN    GN      GN    GN
Avg clouds    SC SC   SC SC B1 B1   SC FW FW FW   FW FW SC B1   B1 B1 SC SC
PoP 12hr         20       5    10       5     5       0    10      50    10
Rain                                                             C  C
Rain shwrs        S

$$
IAZ048-211000-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
1106 PM CDT Fri Oct 20 2017

Date           10/20/17      Sat 10/21/17            Sun 10/22/17            Mon
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                      60          72          47          64          43
Temp                   61 62 61 63 70 72 66 58 54 50 47 52 60 64 55 48 45 44 44
Dewpt                  54 57 58 60 61 62 60 55 48 45 42 42 40 38 38 39 38 37 38
RH                     78 84 90 90 73 71 81 90 80 83 83 69 47 38 53 71 76 76 79
Wind dir                S  S  S  S  S  S SW NW NW NW NW NW NW  W SW  S  S SW SW
Wind spd               11 12 13 16 16 17 11  9  9  6  6  8  9  8  5  4  4  5  4
Wind gust                       27 28 27
Clouds                 SC B2 OV OV OV OV OV OV OV B2 B1 SC FW FW FW CL FW FW FW
PoP 12hr                     20          60         100           5           0
QPF 12hr                   0.01        0.16        0.53           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S  S  S  C  C  D  D  C
Tstms                      S  S  S  C  C  D  D


Date           10/23  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17  Fri 10/27/17
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      41    53      36    61      43    59      36    47
Temp          62 56   48 41 52 48   41 38 58 55   48 44 59 50   42 37 47 43
Dewpt         42 39   34 33 33 31   31 32 36 37   38 39 40 36   31 29 28 27
PWind dir         W      NW    NW      NW    SW       S     W      NW    NW
Wind char        GN      GN    BZ      GN    GN      GN    GN      GN    GN
Avg clouds    SC SC   SC SC SC SC   FW FW FW FW   FW FW SC SC   B1 SC SC SC
PoP 12hr          5       5     5       0     0       0    10      50    10
Rain                                                             C  S

$$
IAZ004-211000-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
1106 PM CDT Fri Oct 20 2017

Date           10/20/17      Sat 10/21/17            Sun 10/22/17            Mon
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                      60          68          42          63          44
Temp                   62 62 61 63 68 66 58 51 47 44 42 50 60 63 54 48 46 45 45
Dewpt                  56 57 58 60 59 57 49 44 40 38 36 38 35 33 35 35 35 37 38
RH                     81 84 90 90 73 73 72 77 76 79 79 63 39 32 48 60 65 73 76
Wind dir                S  S  S  S  S SW  W  W  W  W  W  W  W SW  S SW SW SW  W
Wind spd               17 16 18 18 19 17 11  9  8  8  6  9 10 11  6  8 10  9  9
Wind gust                       31 29
Clouds                 B1 OV OV OV OV OV OV B1 SC SC FW FW CL CL FW FW SC SC B1
PoP 12hr                     50         100          60           0           5
QPF 12hr                   0.12        0.27        0.09           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 C  L  C  D  D  L  S
Tstms                      S  S  C  D  D  L


Date           10/23  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17  Fri 10/27/17
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      38    50      34    60      40    54      30    46
Temp          60 54   45 38 49 47   39 36 59 53   47 40 54 46   37 31 45 40
Dewpt         39 34   32 32 30 30   29 30 34 36   36 37 35 30   26 23 23 23
PWind dir        NW      NW    NW      NW    SW      SW     N      NW    NW
Wind char        GN      GN    BZ      GN    GN      GN    GN      GN    GN
Avg clouds    B1 SC   SC SC SC SC   SC SC SC FW   FW SC B1 B1   B1 SC SC SC
PoP 12hr         10       5     5       0     0       0    40      20     0
Rain                                                             S
Rain shwrs                                                  C

$$
IAZ035-211000-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
1106 PM CDT Fri Oct 20 2017

Date           10/20/17      Sat 10/21/17            Sun 10/22/17            Mon
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                      61          70          44          64          43
Temp                   62 62 62 64 68 69 60 55 50 47 44 51 60 64 55 48 46 44 44
Dewpt                  55 56 58 59 60 60 53 49 43 41 39 40 38 37 37 37 36 36 37
RH                     78 81 87 84 76 73 78 80 77 79 82 66 44 37 51 65 68 73 76
Wind dir                S  S  S  S  S  S  W NW NW NW NW NW  W  W SW  S  S SW SW
Wind spd               16 16 17 17 17 17 11  9  8  5  6  8  9  9  5  6  6  6  5
Wind gust                       28 31 28
Clouds                 B1 OV OV OV OV OV OV B2 B2 B1 SC FW FW CL FW FW FW FW SC
PoP 12hr                     40         100         100           0           0
QPF 12hr                   0.03        0.25        0.18           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 C  C  C  L  L  D  L
Tstms                      S  S  C  L  L  D  L


Date           10/23  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17  Fri 10/27/17
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      40    52      35    61      42    57      34    47
Temp          62 57   48 40 51 48   40 37 59 55   48 43 57 49   40 34 47 42
Dewpt         41 36   32 33 31 30   30 30 36 37   37 37 38 34   29 26 26 25
PWind dir         W      NW    NW      NW    SW       S    NW      NW    NW
Wind char        GN      GN    BZ      GN    GN      GN    GN      GN    GN
Avg clouds    SC SC   SC SC SC SC   SC FW FW FW   FW FW SC B1   B1 SC SC SC
PoP 12hr         10       5     5       0     0       0    20      40     5
Rain                                                             C
Rain shwrs                                                  S

$$
IAZ094-211000-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
1106 PM CDT Fri Oct 20 2017

Date           10/20/17      Sat 10/21/17            Sun 10/22/17            Mon
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                      60          73          48          64          43
Temp                   61 61 61 65 72 72 67 58 54 51 48 53 61 63 55 48 46 44 44
Dewpt                  55 57 58 59 60 62 60 55 50 46 43 43 41 40 38 38 37 36 37
RH                     81 87 90 81 66 71 78 90 86 83 83 69 48 43 53 68 71 73 76
Wind dir                S  S  S  S  S  S  S NW NW NW NW NW NW NW  W SW SW SW SW
Wind spd               13 13 14 17 17 14 11 10 11  8  8  9  9  8  4  4  5  5  5
Wind gust                       29 31
Clouds                 B2 B2 OV OV OV OV OV OV OV B2 B1 SC SC FW FW CL FW CL FW
PoP 12hr                     20          80          90           5           0
QPF 12hr                   0.01        0.14        0.83           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              S  S        C  C  D  D  C
Tstms                   S  S        C  C  D  D


Date           10/23  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17  Fri 10/27/17
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          67      41    54      37    62      44    63      36    49
Temp          65 57   47 41 53 50   42 39 61 55   50 45 63 53   42 37 49 43
Dewpt         44 40   34 31 32 31   31 32 36 38   38 39 42 38   32 30 29 27
PWind dir         W      NW    NW      NW    SW       S    SW       N    NW
Wind char        GN      GN    BZ      GN    GN      GN    GN      GN    GN
Avg clouds    FW SC   FW FW SC SC   FW FW FW FW   FW FW FW SC   B1 SC SC SC
PoP 12hr          5       0     5       0     0       0     5      40    20
Rain                                                             C  C  S

$$
IAZ017-211000-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
1106 PM CDT Fri Oct 20 2017

Date           10/20/17      Sat 10/21/17            Sun 10/22/17            Mon
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                      59          69          46          62          42
Temp                   60 60 60 63 67 69 64 58 53 49 46 52 60 61 52 47 45 44 43
Dewpt                  52 54 57 59 60 60 58 53 47 44 42 41 39 37 37 38 37 37 38
RH                     75 81 90 87 78 73 81 83 80 83 86 66 46 41 56 71 73 76 82
Wind dir                S  S  S  S  S  S SW  W NW NW NW NW  W  W SW  S SW SW SW
Wind spd               14 14 17 17 18 17 12  9 10  6  8  9 10  9  5  6  8  8  6
Wind gust                       28 28 27
Clouds                 SC B2 B2 OV OV OV OV OV B2 B1 B1 FW FW FW FW FW FW FW SC
PoP 12hr                     40          80         100           5           5
QPF 12hr                   0.01        0.21        0.33           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S  C  C  C  L  D  D  S
Tstms                      S  S  C  C  L  D  D


Date           10/23  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17  Fri 10/27/17
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      39    50      35    58      41    56      33    45
Temp          60 52   44 39 50 46   39 37 57 51   46 42 56 46   39 33 45 40
Dewpt         41 37   34 34 33 31   31 31 35 37   36 37 38 34   30 27 26 25
PWind dir         W      NW    NW      NW    SW       S     W      NW    NW
Wind char        GN      GN    BZ      GN    GN      GN    GN      GN    GN
Avg clouds    SC SC   SC SC B1 SC   SC FW FW FW   FW FW SC B1   B1 B1 SC SC
PoP 12hr         20       5    10       0     0       0    30      50     5
Rain                                                             C
Rain shwrs        S                                         C

$$
IAZ049-211000-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
1106 PM CDT Fri Oct 20 2017

Date           10/20/17      Sat 10/21/17            Sun 10/22/17            Mon
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                      60          72          49          62          42
Temp                   60 60 61 65 70 72 66 62 55 52 49 53 60 62 54 47 45 43 43
Dewpt                  52 54 56 58 59 61 60 59 52 47 44 44 41 39 38 38 38 37 37
RH                     75 81 84 78 68 68 81 90 90 83 83 71 49 43 54 71 76 79 79
Wind dir                S  S  S  S  S  S  S  W NW NW NW NW NW  W SW SW  S SW SW
Wind spd               12 13 14 17 18 18 12 10 10  6  6  9 10  8  4  4  4  5  5
Wind gust                       29 28    23
Clouds                 SC B2 B2 OV B2 OV OV OV OV B2 B1 SC SC FW FW CL FW FW FW
PoP 12hr                     10          40          90          10           0
QPF 12hr                      0        0.06        0.83           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          S  C  D  D  L
Tstms                               S  C  D  D


Date           10/23  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17  Fri 10/27/17
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      40    51      36    58      42    59      36    46
Temp          63 55   46 40 50 47   40 38 57 53   47 43 59 50   41 36 46 42
Dewpt         42 40   36 34 33 31   31 31 35 37   38 38 40 37   32 29 28 27
PWind dir         W      NW    NW      NW    SW       S     W      NW    NW
Wind char        GN      GN    BZ      GN    GN      GN    GN      GN    GN
Avg clouds    SC SC   SC SC B1 SC   SC FW FW FW   FW FW SC SC   B1 SC SC SC
PoP 12hr         10       5    10       0     0       0    10      50    20
Rain                                                             C  C  S

$$
IAZ086-211000-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
1106 PM CDT Fri Oct 20 2017

Date           10/20/17      Sat 10/21/17            Sun 10/22/17            Mon
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                      60          76          52          62          42
Temp                   62 61 61 66 73 76 70 69 59 55 52 54 60 62 55 50 47 44 43
Dewpt                  53 55 56 57 61 62 61 62 56 52 48 47 44 43 41 40 39 38 38
RH                     72 81 84 73 66 62 73 78 90 90 86 77 55 50 59 68 74 79 82
Wind dir                S  S  S  S  S  S  S  S  W NW NW NW NW NW  W SW SW SW SW
Wind spd               12 13 14 17 18 17 12 11  9 10  9  8  9  8  4  4  4  5  5
Wind gust                       28 29       23
Clouds                 SC B2 SC B1 B1 B2 OV OV OV OV OV B1 SC FW FW FW FW CL FW
PoP 12hr                     10          30          90          10           0
QPF 12hr                      0        0.01        0.86        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                             S  L  D  D  C  S
Sprinkles
Tstms                                  S  L  D  D


Date           10/23  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17  Fri 10/27/17
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          66      42    53      37    59      44    62      38    48
Temp          63 57   49 42 52 48   42 38 58 54   48 46 62 54   43 38 48 44
Dewpt         44 41   37 33 35 32   32 32 36 38   38 39 43 40   34 32 30 28
PWind dir         W      NW    NW      NW     W       S    SW      NW    NW
Wind char        GN      GN    BZ      GN    GN      GN    GN      GN    GN
Avg clouds    FW SC   SC SC SC SC   SC FW FW FW   FW FW FW SC   B1 B1 SC SC
PoP 12hr          5       5    10       0     0       0     5      30    20
Rain                                                             C  C  S

$$



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