Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
936 PM CDT Thu Oct 19 2017

IAZ060-201000-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
936 PM CDT Thu Oct 19 2017

Date           10/19/17      Fri 10/20/17            Sat 10/21/17            Sun
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                      54          77          62          71          48
Temp                63 58 56 54 63 74 77 71 65 63 63 62 66 69 71 64 58 54 51 48
Dewpt               54 52 50 49 52 53 53 52 53 54 56 57 59 60 61 57 53 49 45 42
RH                  72 80 80 83 67 48 43 51 65 72 78 84 78 73 71 78 83 83 80 80
Wind dir             S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  W NW NW NW NW
Wind spd             8  8  8  8 11 17 19 12 13 13 14 13 16 16 16 10  8  8  5  6
Wind gust                                25 26 27 29 27 31 29 28
Clouds              CL CL FW FW FW FW SC B1 B1 B2 B2 OV OV OV OV OV OV B2 B1 B1
PoP 12hr                      0           0          30          70          70
QPF 12hr                      0           0           0        0.29        0.33
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      C  C  C  C  L  L  L  L  C  C
Tstms                                           S  S  C  C  L  L  L  L  S  S


Date           10/22  Mon 10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17
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      45    67      45    55      38    56      41    57
Temp          63 58   50 46 66 61   52 45 54 52   45 39 54 53   45 42 57 50
Dewpt         40 39   39 37 43 42   39 35 35 32   32 31 32 33   34 34 37 34
PWind dir         W      SW     W      NW    NW      NW     W      SW     W
Wind char        LT      LT    LT      GN    BZ      GN    GN      LT    GN
Avg clouds    SC FW   FW FW SC SC   SC FW FW SC   SC FW FW FW   FW FW SC SC
PoP 12hr          5       5     0      10    10      20     0       0    10
Rain shwrs                           S             S

$$
IAZ039-201000-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
936 PM CDT Thu Oct 19 2017

Date           10/19/17      Fri 10/20/17            Sat 10/21/17            Sun
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                      51          77          59          71          50
Temp                59 56 53 51 61 73 77 68 64 62 60 59 64 70 71 67 60 57 53 50
Dewpt               47 50 50 49 51 52 50 50 50 51 53 54 58 59 59 59 56 53 49 46
RH                  64 80 89 93 70 48 39 52 60 67 78 83 81 68 66 75 87 86 86 86
Wind dir             S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  W NW NW NW
Wind spd             8  8  8  8 10 17 18 12 13 13 13 13 16 16 16 12  9  6  5  6
Wind gust                                24 25 26 26 27 29 31 31 24
Clouds              CL CL CL FW FW SC FW SC B1 B1 B2 B2 OV OV OV OV OV OV B1 B2
PoP 12hr                      0           0          20          60          90
QPF 12hr                      0           0           0        0.19        0.48
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      S  S  C  C  L  L  D  D  C  C  S
Tstms                                                 C  C  L  L  D  D  C  C


Date           10/22  Mon 10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17
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      43    65      43    53      37    52      38    54
Temp          61 55   48 44 64 57   50 43 53 48   44 37 51 49   42 39 54 47
Dewpt         41 40   39 38 43 43   41 37 35 35   33 32 34 34   34 34 37 34
PWind dir         W      SW    SW      NW    NW      NW    NW      SW     W
Wind char        GN      LT    LT      GN    BZ      GN    GN      GN    GN
Avg clouds    SC FW   FW FW SC B1   B1 SC SC SC   SC SC SC SC   FW FW SC SC
PoP 12hr         20       0     5      30    30      30     5       0    10
Rain shwrs     S                     C        C    C

$$
IAZ048-201000-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
936 PM CDT Thu Oct 19 2017

Date           10/19/17      Fri 10/20/17            Sat 10/21/17            Sun
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                      51          78          61          71          47
Temp                58 56 53 52 61 74 77 69 64 61 61 62 65 69 70 63 58 54 50 47
Dewpt               54 52 50 49 52 53 52 52 53 53 55 58 60 60 61 56 52 48 44 42
RH                  86 86 89 89 72 48 42 55 67 75 81 87 84 73 73 78 80 80 80 83
Wind dir             S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  W NW NW NW NW
Wind spd             8  6  6  6 11 18 19 13 13 13 13 12 14 16 14 10  8  8  6  6
Wind gust                                26 26 26 28 27 29 31 29
Clouds              CL CL FW FW FW FW FW SC B1 B2 B2 OV OV OV OV OV B2 B2 SC B1
PoP 12hr                      0           0          30          80          70
QPF 12hr                      0           0           0        0.35        0.23
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      C  C  L  L  D  D  L  L  C  C
Tstms                                           C  C  L  L  D  D  L  L


Date           10/22  Mon 10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17
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      43    67      44    53      36    54      39    56
Temp          61 56   48 44 66 60   51 44 53 49   43 36 52 51   44 40 56 48
Dewpt         40 39   38 37 43 42   39 36 35 32   32 31 33 34   33 34 36 33
PWind dir         W      SW    SW      NW    NW      NW     W      SW     W
Wind char        GN      LT    LT      GN    BZ      GN    GN      LT    GN
Avg clouds    SC FW   FW FW SC SC   SC SC SC SC   SC FW FW FW   FW FW SC SC
PoP 12hr          5       5     0      20    20      20     0       0    10
Rain shwrs                           S        S    S

$$
IAZ004-201000-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
936 PM CDT Thu Oct 19 2017

Date           10/19/17      Fri 10/20/17            Sat 10/21/17            Sun
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                      53          76          60          67          42
Temp                58 56 54 53 59 71 76 67 63 62 60 61 65 67 63 58 51 47 44 42
Dewpt               49 50 49 48 51 52 52 53 55 57 58 58 60 57 50 48 43 39 37 36
RH                  72 80 83 83 75 51 43 61 75 84 93 90 84 70 62 69 74 74 76 79
Wind dir             S  S  S  S  S  S  S  S  S  S  S  S  S SW  W  W  W  W  W  W
Wind spd            11 10 11 11 16 23 24 17 18 19 17 14 17 17 12  9  6  6  6  6
Wind gust                                31 32 33 31 27 28 28
Clouds              CL CL CL FW SC FW SC SC B2 B2 OV OV OV OV OV OV SC SC FW SC
PoP 12hr                      0           0          50          70          40
QPF 12hr                      0           0        0.06        0.37        0.02
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      C  C  L  L  L  L  C  C
Tstms                                           C  C  L  L  L  L


Date           10/22  Mon 10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17
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      44    63      39    51      33    55      36    53
Temp          59 54   48 45 62 56   46 39 51 46   39 34 53 50   43 37 53 46
Dewpt         35 36   35 38 41 39   34 33 32 31   29 30 32 33   32 33 31 30
PWind dir         W      SW     W      NW    NW      NW     W      SW    NW
Wind char        GN      GN    GN      GN    BZ      GN    GN      GN    GN
Avg clouds    FW FW   FW SC B1 B1   SC SC SC SC   FW FW FW FW   FW SC SC SC
PoP 12hr          0       0    20      20    10       5     0       0    10
Rain shwrs                   S  S    S

$$
IAZ035-201000-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
936 PM CDT Thu Oct 19 2017

Date           10/19/17      Fri 10/20/17            Sat 10/21/17            Sun
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                      53          78          62          68          45
Temp                62 57 54 53 60 75 77 69 63 62 64 64 65 68 65 60 55 50 47 45
Dewpt               53 51 50 49 52 53 53 53 55 55 56 57 60 59 55 51 49 44 40 38
RH                  72 80 86 86 75 46 43 57 75 78 75 78 84 73 70 72 80 80 76 76
Wind dir             S  S  S  S  S  S  S  S  S  S  S  S  S  S SW  W NW NW  W NW
Wind spd            10  9  9 10 13 20 21 17 17 17 17 16 16 17 12  9  8  6  5  6
Wind gust                                29 31 29 31 31 29 31 24
Clouds              CL CL FW FW FW FW SC SC B1 B2 OV OV OV OV OV OV B2 B1 SC SC
PoP 12hr                      0           0          40          90          50
QPF 12hr                      0           0        0.01        0.33        0.09
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      C  C  L  L  D  D  C  C
Tstms                                           C  C  L  L  D  D


Date           10/22  Mon 10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17
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      43    65      42    52      34    55      38    55
Temp          61 56   47 45 64 58   49 42 52 47   40 35 53 51   43 39 55 48
Dewpt         38 37   37 37 43 41   36 33 34 31   30 29 33 33   33 34 35 31
PWind dir         W      SW     W      NW    NW      NW     W      SW    NW
Wind char        GN      LT    GN      GN    BZ      GN    GN      GN    GN
Avg clouds    FW FW   FW FW SC B1   SC SC SC SC   FW FW FW FW   FW FW SC SC
PoP 12hr          0       0     5      30    10       5     0       0    10
Rain shwrs                           C

$$
IAZ094-201000-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
936 PM CDT Thu Oct 19 2017

Date           10/19/17      Fri 10/20/17            Sat 10/21/17            Sun
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                      52          77          60          71          48
Temp                61 57 54 52 60 73 77 68 63 61 61 60 64 70 70 65 58 54 50 48
Dewpt               52 51 50 49 51 53 54 53 54 54 56 57 59 61 61 58 53 50 45 43
RH                  72 80 86 89 72 49 45 59 72 78 84 90 84 73 73 78 83 86 83 83
Wind dir             S  S  S  S  S  S  S  S  S  S  S  S  S  S  S SW NW NW NW NW
Wind spd             9  9  8  9 12 18 19 13 14 14 14 14 17 16 14 11 10  8  8  8
Wind gust                                25 27 27 28 27 29 28 26
Clouds              CL FW FW FW SC SC SC B1 B1 B1 B2 OV OV OV OV OV OV B2 SC B1
PoP 12hr                      0           0          30          70          80
QPF 12hr                      0           0           0        0.23        0.55
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      C  C  C  C  L  L  D  D  C  C
Tstms                                           S  S  C  C  L  L  D  D  C  C


Date           10/22  Mon 10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17
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      44    68      44    56      37    56      40    58
Temp          62 58   49 46 67 59   52 44 56 51   44 38 55 51   44 42 58 49
Dewpt         41 40   38 37 43 41   39 36 35 32   30 31 32 33   33 34 39 35
PWind dir         W      SW     W      NW    NW      NW     W      SW     W
Wind char        LT      LT    GN      GN    BZ      GN    GN      GN    GN
Avg clouds    SC FW   FW FW FW SC   SC FW FW SC   SC FW FW FW   FW FW SC SC
PoP 12hr          5       5     0       5     5       5     0       0    10

$$
IAZ017-201000-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
936 PM CDT Thu Oct 19 2017

Date           10/19/17      Fri 10/20/17            Sat 10/21/17            Sun
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                      51          76          59          68          45
Temp                57 55 53 51 60 73 75 67 62 61 59 59 63 67 67 61 56 51 48 45
Dewpt               47 50 50 49 52 51 50 50 52 52 54 56 58 59 58 54 51 47 43 40
RH                  69 83 89 93 75 46 41 54 70 72 83 90 84 75 73 78 83 86 83 82
Wind dir             S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  W  W NW  W NW
Wind spd            10  9 10 10 12 18 21 16 17 16 16 14 17 17 16 10  8  8  6  6
Wind gust                                28 29 28 29 27 28 29 27
Clouds              CL CL CL FW FW SC FW SC B1 B2 B2 OV OV OV OV OV B2 B1 SC B1
PoP 12hr                      0           0          30          80          60
QPF 12hr                      0           0           0        0.30        0.18
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      C  C  C  C  D  D  L  L  S  S
Tstms                                           S  S  C  C  D  D  L  L


Date           10/22  Mon 10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17
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      43    63      41    51      35    52      37    52
Temp          60 55   47 44 62 55   48 41 51 46   40 36 51 47   42 38 52 45
Dewpt         38 37   37 37 42 41   38 35 34 32   31 31 33 34   34 34 35 32
PWind dir         W      SW    SW      NW    NW      NW     W      SW    NW
Wind char        GN      LT    GN      GN    BZ      GN    GN      GN    GN
Avg clouds    SC FW   FW FW SC B1   B1 SC SC SC   SC FW FW FW   FW FW SC SC
PoP 12hr          5       0    20      30    20      10     0       0    10
Rain shwrs                      S    C     S  S

$$
IAZ049-201000-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
936 PM CDT Thu Oct 19 2017

Date           10/19/17      Fri 10/20/17            Sat 10/21/17            Sun
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                      51          77          59          70          48
Temp                60 56 53 51 62 73 76 67 62 60 59 59 63 68 70 65 58 55 51 48
Dewpt               53 52 50 48 51 51 50 50 50 52 54 55 58 59 60 58 54 50 46 44
RH                  78 86 89 89 67 46 40 54 65 75 83 87 84 73 71 78 86 83 83 86
Wind dir             S  S  S  S  S  S  S  S  S  S  S  S  S  S  S SW NW NW NW NW
Wind spd             8  8  8  8 11 18 19 13 14 14 14 13 16 18 16 11  8  6  5  6
Wind gust                                25 26 26 27 26 29 31 31
Clouds              CL CL CL FW FW SC FW SC B1 B2 B2 OV OV OV OV OV OV B2 B1 B1
PoP 12hr                      0           0          30          60          80
QPF 12hr                      0           0           0        0.24        0.40
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      C  C  C  C  L  L  D  D  C  C
Tstms                                           S  S  C  C  L  L  D  D  C  C


Date           10/22  Mon 10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17
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      42    65      43    53      36    53      38    55
Temp          61 55   47 44 64 57   50 43 52 48   43 37 52 48   42 39 54 48
Dewpt         40 39   38 38 43 42   40 36 35 33   32 31 33 33   34 33 37 33
PWind dir         W      SW    SW      NW    NW      NW    NW      SW     W
Wind char        GN      LT    GN      GN    BZ      GN    GN      GN    GN
Avg clouds    SC FW   FW FW SC SC   SC SC SC SC   SC FW FW FW   FW FW SC SC
PoP 12hr         10       0     5      30    30      30     0       0    10
Rain shwrs                           C        C    C

$$
IAZ086-201000-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
936 PM CDT Thu Oct 19 2017

Date           10/19/17      Fri 10/20/17            Sat 10/21/17            Sun
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                      52          78          60          73          52
Temp                61 57 54 52 62 75 77 68 64 61 61 60 65 71 73 68 64 58 55 52
Dewpt               53 52 50 49 52 53 51 50 50 51 53 54 57 59 60 60 60 55 51 48
RH                  75 83 86 89 70 46 40 52 60 70 75 81 75 66 64 76 87 90 86 86
Wind dir             S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S SW NW NW NW
Wind spd             8  8  8  8 10 16 16 11 13 13 13 13 16 16 13 11  9  8  8  8
Wind gust                                21 24 24 25 24 29 27 25
Clouds              CL CL FW FW FW FW SC B1 B1 B1 B1 B2 B2 B2 OV OV OV OV B2 B2
PoP 12hr                      0           0          20          40          90
QPF 12hr                      0           0           0        0.05        0.83
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      S  S  C  C  C  C  D  D  L  L  S
Tstms                                                 C  C  C  C  D  D  L  L


Date           10/22  Mon 10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17
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      45    66      45    55      38    54      39    57
Temp          61 56   49 46 65 59   53 45 55 50   45 38 53 50   43 41 57 49
Dewpt         43 42   40 39 46 44   42 37 36 34   33 31 34 33   34 34 39 36
PWind dir        NW      SW    SW      NW    NW      NW    NW      SW     W
Wind char        GN      LT    LT      GN    BZ      GN    GN      GN    GN
Avg clouds    B1 SC   FW FW FW SC   SC SC SC SC   SC SC FW FW   FW FW SC SC
PoP 12hr         20       5     0      10    20      20     5       0    10
Rain shwrs     S                              S    S

$$



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