Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
637 AM CDT Mon Sep 25 2017

IAZ060-252200-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
637 AM CDT Mon Sep 25 2017

Date             Mon 09/25/17            Tue 09/26/17            Wed 09/27/17
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      83          61          70          51          70
Temp             68 75 81 80 75 69 67 65 62 63 69 70 66 61 57 53 51 57 66 70 65
Dewpt            64 66 67 67 68 67 65 64 62 61 61 59 56 56 53 51 48 50 47 47 47
RH               87 74 63 65 79 93 93 97100 93 76 68 70 84 86 93 89 77 50 44 52
Wind dir         SE  S  S SW  W NE  N  W  W NW NW NW NW  N  N  N  N  N  N  N  N
Wind spd          3  3  5  5  3  3  3  3  3  6  8  8  6  6  8  6  5  8  9  9  5
Clouds           B1 SC B1 B2 B2 B2 OV OV B2 OV OV B2 B2 B1 SC SC SC FW SC FW SC
PoP 12hr                     60          60          60          10           5
QPF 12hr                   0.22        0.16        0.11           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs           S  C  L  C  C  C  C  L  L  C  C
Tstms                S  C  C  C  C  S  S


Date          Thu 09/28/17  Fri 09/29/17  Sat 09/30/17  Sun 10/01/17
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          50    74      51    70      46    70      49    70
Temp          54 50 72 69   58 52 68 65   53 47 68 66   53 51 68 66
Dewpt         48 46 50 49   51 47 46 44   44 43 45 45   45 44 49 49
PWind dir        NW     W      NW     N      NE    SE      SE     S
Wind char        LT    LT      LT    GN      LT    LT      LT    GN
Avg clouds    FW FW FW FW   FW FW FW FW   FW CL FW FW   FW SC B1 B1
PoP 12hr          0     0       0     0       0     0       0    30
Rain shwrs                                                        C

$$
IAZ039-252200-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
637 AM CDT Mon Sep 25 2017

Date             Mon 09/25/17            Tue 09/26/17            Wed 09/27/17
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      85          63          72          49          69
Temp             66 75 81 81 74 68 66 65 63 66 72 71 65 60 56 52 49 56 66 69 62
Dewpt            62 65 66 65 67 66 65 64 63 63 62 59 57 55 51 50 47 48 46 47 47
RH               87 71 60 58 79 93 97 97100 90 71 66 75 84 83 93 93 74 48 45 58
Wind dir         SE  S  S  S SW NW  E  W SW  W NW NW NW NW NW NW  N  N NW NW  N
Wind spd          3  4  5  5  4  2  2  3  3  4  9  9  8  8  8  8  6  9 10 10  5
Clouds           SC SC B1 B2 B2 OV B2 B2 OV OV OV OV B2 B1 SC SC SC FW FW FW SC
PoP 12hr                     60          70          50          10           5
QPF 12hr                   0.17        0.17        0.06           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs           S  C  L  C  C  C  S  C  C  C  C
Tstms                S  C  C  C  C  S  S


Date          Thu 09/28/17  Fri 09/29/17  Sat 09/30/17  Sun 10/01/17
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          46    73      48    67      42    69      46    69
Temp          50 46 71 67   56 48 66 62   49 43 67 63   52 48 68 63
Dewpt         47 45 49 48   51 45 44 43   43 40 44 43   44 42 46 47
PWind dir        NW     W      NW     N      NE    SE      SE     S
Wind char        LT    LT      LT    GN      LT    LT      LT    GN
Avg clouds    FW FW FW FW   FW FW FW FW   FW FW FW FW   FW FW SC B1
PoP 12hr          0     0       5     0       0     0       0    20
Rain shwrs                                                        S

$$
IAZ048-252200-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
637 AM CDT Mon Sep 25 2017

Date             Mon 09/25/17            Tue 09/26/17            Wed 09/27/17
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      81          60          70          48          70
Temp             66 72 78 78 72 67 66 64 60 61 68 70 65 60 55 51 48 57 66 70 64
Dewpt            64 66 67 67 68 66 65 63 60 60 60 58 56 54 51 49 47 49 47 47 48
RH               93 81 69 69 87 97 97 97100 97 76 66 73 81 86 93 96 75 50 44 56
Wind dir          S  S  S SW  W  N  N  W  W NW NW NW NW  N  N  N  N  N  N  N  N
Wind spd          3  4  5  4  4  4  3  3  4  6  9  8  6  8  8  6  5  8  9  9  4
Clouds           B1 B1 B1 B2 OV OV OV OV B2 OV OV B2 B1 B1 SC FW SC CL FW FW SC
PoP 12hr                     60          60          50          10           5
QPF 12hr                   0.19        0.25        0.10           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S  C  L  L  L  C  C  L  C  C  C  C
Tstms                S  C  C  C  C  S  S


Date          Thu 09/28/17  Fri 09/29/17  Sat 09/30/17  Sun 10/01/17
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          47    74      48    69      43    70      47    69
Temp          51 47 72 68   57 49 67 64   51 44 67 65   52 49 67 64
Dewpt         47 45 50 50   51 46 46 44   44 41 45 46   45 43 49 50
PWind dir        NW     W      NW     N      NE    SE      SE     S
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    FW FW FW FW   FW FW FW FW   FW CL FW FW   FW SC SC B1
PoP 12hr          0     0       0     0       0     0       0    30
Rain shwrs                                                        C

$$
IAZ004-252200-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
637 AM CDT Mon Sep 25 2017

Date             Mon 09/25/17            Tue 09/26/17            Wed 09/27/17
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      60          53          63          43          66
Temp             58 58 58 58 57 56 55 55 53 55 60 63 60 52 49 47 43 55 63 66 62
Dewpt            57 57 56 56 56 55 55 55 53 53 53 52 51 48 46 44 43 47 46 47 48
RH               96 96 93 93 96 96100100100 93 78 67 72 86 89 89100 74 54 50 60
Wind dir          N  N  N  N  N  N  N NW NW NW NW NW NW  N NW NW NW NW NW NW  W
Wind spd          9  9  8  9  6  6  6  5  6 10 10 10  9  8  5  5  4  5  6  8  3
Clouds           OV OV OV OV OV OV OV OV B2 OV B2 B1 SC SC SC FW FW FW SC SC SC
PoP 12hr                     80          90          30           5           5
QPF 12hr                   0.46        0.32        0.02           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        L  L  C  C  L  D  D  D  C  C
Tstms             S  S  S  S  S  S  S  S


Date          Thu 09/28/17  Fri 09/29/17  Sat 09/30/17  Sun 10/01/17
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          46    71      45    65      41    67      47    68
Temp          50 47 69 65   52 46 63 60   47 43 65 61   51 48 66 65
Dewpt         46 44 50 49   47 43 45 44   42 40 46 47   44 45 50 51
PWind dir         W     W       N     N       E     S       S     S
Wind char        LT    GN      GN    GN      LT    LT      LT    GN
Avg clouds    FW FW FW FW   SC FW FW FW   FW CL FW FW   SC SC B1 B1
PoP 12hr          0     0       0     0       0     0      20    40
Rain shwrs                                                  S  C  C

$$
IAZ035-252200-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
637 AM CDT Mon Sep 25 2017

Date             Mon 09/25/17            Tue 09/26/17            Wed 09/27/17
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      73          57          66          46          69
Temp             65 67 71 70 66 61 61 60 57 59 64 66 62 56 52 48 46 56 65 69 63
Dewpt            64 65 65 64 63 60 60 58 57 57 56 55 53 51 49 47 45 48 46 47 48
RH               97 93 81 81 90 97 97 93100 93 75 68 72 83 89 96 96 74 50 45 58
Wind dir         NE NE  N  N  N  N  N NW NW NW NW NW NW  N  N  N  N  N  N NW NW
Wind spd          4  4  5  6  5  4  3  3  5  8  9  9  6  6  5  5  4  6  8  8  3
Clouds           B2 B2 B2 B2 OV OV OV OV B2 OV OV B2 B1 SC SC FW SC CL FW FW SC
PoP 12hr                     70          70          40           5           5
QPF 12hr                   0.29        0.31        0.02           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        C  L  L  L  L  L  C  L  C  C  S  S
Tstms             S  S  C  C  C  C  S  S


Date          Thu 09/28/17  Fri 09/29/17  Sat 09/30/17  Sun 10/01/17
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          47    74      47    67      42    69      48    69
Temp          52 48 72 68   55 48 65 61   49 44 67 64   53 50 68 64
Dewpt         47 45 49 49   50 45 45 43   43 41 45 44   44 43 49 49
PWind dir         W     W       N     N       E     S       S     S
Wind char        LT    LT      LT    GN      LT    LT      LT    GN
Avg clouds    FW FW FW FW   FW FW FW FW   FW CL FW FW   FW SC B1 B1
PoP 12hr          0     0       0     0       0     0       5    40
Rain shwrs                                                     S  C

$$
IAZ094-252200-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
637 AM CDT Mon Sep 25 2017

Date             Mon 09/25/17            Tue 09/26/17            Wed 09/27/17
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      84          62          71          51          69
Temp             67 75 82 82 76 69 68 66 62 63 70 70 66 61 57 53 51 59 65 69 64
Dewpt            64 66 66 65 66 66 66 65 62 61 61 60 58 56 54 52 50 50 48 48 48
RH               90 74 58 56 71 90 93 97100 93 73 71 75 84 90 96 96 72 54 47 56
Wind dir          S  S  S  S SW SW  N NW NW NW NW NW  N  N  N  N  N  N  N  N  N
Wind spd          4  5  6  8  4  3  3  3  4  5  8  8  6  6  8  8  8  9  9  9  5
Clouds           SC SC SC B1 B2 B2 B2 B2 B2 OV OV B2 B2 B2 B1 B1 B1 SC SC FW FW
PoP 12hr                     40          60          60          10           5
QPF 12hr                   0.04        0.09        0.10           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              C  C  C  C  C  C  L  L  C  C
Tstms                   C  C  S  S  S  S


Date          Thu 09/28/17  Fri 09/29/17  Sat 09/30/17  Sun 10/01/17
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          49    73      51    70      46    71      49    71
Temp          53 49 71 67   56 52 69 65   53 47 68 66   53 51 69 67
Dewpt         47 46 50 51   52 49 47 45   44 43 45 45   45 45 49 50
PWind dir         N     W      NW     N      NE    SE      SE     S
Wind char        LT    LT      LT    GN      LT    LT      LT    GN
Avg clouds    FW FW FW FW   FW FW FW FW   FW FW FW FW   FW SC B1 B1
PoP 12hr          0     0       0     0       0     0       5    20
Rain shwrs                                                     S  S

$$
IAZ017-252200-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
637 AM CDT Mon Sep 25 2017

Date             Mon 09/25/17            Tue 09/26/17            Wed 09/27/17
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      78          59          66          46          66
Temp             64 68 73 73 67 62 61 61 59 60 64 66 61 55 52 49 46 55 64 66 61
Dewpt            64 65 66 64 63 61 60 60 59 59 57 55 54 52 49 47 44 47 46 47 47
RH              100 90 79 73 87 97 97 97100 96 78 68 78 90 89 93 93 74 52 50 60
Wind dir          N  E  S NW NW  N  N  W  W NW NW NW NW NW NW NW NW NW NW NW NW
Wind spd          4  5  4  6  5  4  3  3  5  8 10 10  9 10  8  8  6  9 10  9  5
Clouds           B2 B2 B2 B2 OV OV OV OV OV OV OV B2 B1 SC SC SC SC FW FW FW SC
PoP 12hr                     70          70          50           5           5
QPF 12hr                   0.27        0.27        0.07           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        C  C  L  L  L  L  C  C  C  C  S  S
Tstms                S  C  C  C  C  S  S


Date          Thu 09/28/17  Fri 09/29/17  Sat 09/30/17  Sun 10/01/17
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          46    72      45    65      41    67      45    68
Temp          50 47 70 66   54 46 64 59   47 43 65 61   50 47 67 62
Dewpt         47 45 48 49   49 44 45 43   43 40 45 44   44 42 47 48
PWind dir         W     W      NW     N       E     S       S     S
Wind char        LT    LT      GN    GN      LT    LT      LT    GN
Avg clouds    FW FW FW FW   SC FW FW FW   FW FW FW FW   FW SC SC B1
PoP 12hr          0     0       5     0       0     0       5    30
Rain shwrs                                                        C

$$
IAZ049-252200-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
637 AM CDT Mon Sep 25 2017

Date             Mon 09/25/17            Tue 09/26/17            Wed 09/27/17
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      84          62          70          48          68
Temp             66 73 79 77 72 67 66 64 63 66 70 69 64 58 55 51 48 56 66 68 62
Dewpt            63 65 66 66 67 65 65 64 62 63 61 60 57 55 51 50 46 49 46 47 47
RH               90 76 64 69 84 93 97100 97 90 73 73 78 90 86 96 93 77 48 47 58
Wind dir         SE  S  S  S NW  N NE  E  W  W NW NW NW NW  N  N  N  N  N  N  N
Wind spd          3  4  5  6  3  4  3  3  3  5  9  9  6  8  8  8  6  9  9  9  5
Clouds           SC SC B1 B2 B2 OV B2 B2 B2 OV OV OV B2 B1 SC SC SC CL FW FW SC
PoP 12hr                     60          60          50          10           5
QPF 12hr                   0.30        0.14        0.07           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs           S  C  L  L  C  C  C  C  C  C  C
Tstms                S  C  C  C  C  S  S


Date          Thu 09/28/17  Fri 09/29/17  Sat 09/30/17  Sun 10/01/17
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          46    73      47    68      42    68      46    69
Temp          51 46 71 67   55 48 66 63   49 44 66 63   50 48 68 63
Dewpt         47 45 50 50   50 45 45 43   43 41 44 44   44 42 47 48
PWind dir        NW     W      NW     N      NE    SE      SE     S
Wind char        LT    LT      LT    GN      LT    LT      LT    GN
Avg clouds    FW FW FW FW   FW FW FW FW   FW FW FW FW   FW FW SC B1
PoP 12hr          0     0       5     0       0     0       0    20
Rain shwrs                                                        S

$$
IAZ086-252200-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
637 AM CDT Mon Sep 25 2017

Date             Mon 09/25/17            Tue 09/26/17            Wed 09/27/17
CDT 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      87          65          76          52          70
Temp             67 76 83 84 78 72 69 66 66 70 76 74 68 64 59 55 52 58 67 70 64
Dewpt            63 67 67 66 67 67 66 65 65 65 64 62 60 58 54 52 50 51 48 48 48
RH               87 74 59 55 69 84 90 97 97 84 66 66 76 81 83 90 93 77 50 45 56
Wind dir          S  S  S  S  S SW SE  S  S  W NW NW NW  N  N  N  N  N  N  N  N
Wind spd          4  3  5  8  4  3  3  3  3  4  8  8  8  8  9  9  6  9 10 10  5
Clouds           FW SC SC B1 B1 B1 B2 B1 B1 B2 B2 B2 B2 B2 B2 B1 SC FW SC FW SC
PoP 12hr                     30          20          40          10           5
QPF 12hr                      0           0        0.03           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              S  C  S  S  S  S  C  C  C  C
Tstms                   S  S  S  S  S  S


Date          Thu 09/28/17  Fri 09/29/17  Sat 09/30/17  Sun 10/01/17
CDT 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          48    74      50    71      45    71      47    71
Temp          53 49 72 67   57 51 69 65   52 46 69 65   53 49 70 65
Dewpt         46 45 49 49   50 47 45 43   43 42 44 44   43 43 47 47
PWind dir         N    NW      NW     N      NE     E      SE     S
Wind char        LT    LT      LT    GN      LT    LT      LT    GN
Avg clouds    FW FW FW FW   FW FW FW FW   FW FW FW FW   FW FW SC B1
PoP 12hr          0     0       0     0       0     0       0    10

$$



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