Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
1051 AM CDT Thu Aug 17 2017

IAZ060-172200-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
1051 AM CDT Thu Aug 17 2017

Date             Thu 08/17/17            Fri 08/18/17            Sat 08/19/17
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                      82          58          84          62          86
Temp                   78 82 79 70 63 60 61 75 82 84 81 72 67 65 63 74 82 86 82
Dewpt                  62 60 59 59 58 55 57 61 60 61 64 64 63 62 61 64 63 60 62
RH                     58 47 50 68 84 84 87 62 47 46 56 76 87 90 93 71 53 42 51
Wind dir               NW NW NW NW  W  W  W SW  S SW  W  N SW NW NW NW NW NW  N
Wind spd               19 20 13  6  4  3  4  4  6  6  5  3  2  2  3  4  5  5  3
Clouds                 B1 SC FW CL CL FW SC B2 B1 B1 SC SC SC FW SC FW FW CL CL
PoP 12hr                      0          10          30          30           0
QPF 12hr                      0           0        0.02        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                S  S  C  C  C  C
Sprinkles
Tstms                                     S  S  C  C  C  C


Date          Sun 08/20/17  Mon 08/21/17  Tue 08/22/17  Wed 08/23/17
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          64    90      70    89      71    86      63    82
Temp          68 65 86 87   74 72 87 87   75 72 84 83   69 64 79 79
Dewpt         61 60 66 66   65 65 68 70   70 68 68 66   64 61 60 59
PWind dir        SE     S       S     S      SW    NW       N     N
Wind char        LT    LT      LT    GN      GN    LT      LT    LT
Avg clouds    FW FW SC SC   SC SC B1 B1   B1 B2 B1 SC   FW SC SC SC
PoP 12hr          0     5       5    40      50    10      20    20
Rain shwrs                         S  C    C  C             S  S
Tstms                              S  C    C  C             S  S

$$
IAZ039-172200-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
1051 AM CDT Thu Aug 17 2017

Date             Thu 08/17/17            Fri 08/18/17            Sat 08/19/17
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                      77          58          79          58          81
Temp                   77 77 74 68 63 59 59 72 79 79 77 67 62 60 59 71 79 81 78
Dewpt                  65 64 63 63 61 59 57 62 62 63 63 62 60 58 58 64 64 64 65
RH                     67 64 69 84 93100 93 71 56 58 62 84 93 93 96 79 60 56 64
Wind dir                W  W NW  W  W NW  W NW  W  W  N  E NE  N  N  W  W  W  S
Wind spd               20 20 16  9  5  8  6  5  5  5  3  3  2  2  2  3  4  4  2
Clouds                 OV B1 B2 FW FW FW SC B2 B1 B1 B1 B1 SC SC SC FW FW FW FW
PoP 12hr                      0          10          30          40           5
QPF 12hr                      0           0        0.02        0.03           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      C  C  C  C
Tstms                                           C  C  C  C


Date          Sun 08/20/17  Mon 08/21/17  Tue 08/22/17  Wed 08/23/17
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          60    85      67    84      67    82      59    79
Temp          64 61 82 81   70 68 83 81   71 68 81 78   65 60 77 75
Dewpt         61 60 68 68   63 64 70 68   68 66 68 65   62 57 60 61
PWind dir         S     S       S     S       S    NW       N     N
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW SC   SC B1 B1 B1   B1 B2 B1 SC   SC SC FW FW
PoP 12hr          0     5      10    50      50    10      10     5
Rain shwrs                         C  C    C  C
Tstms                              C  C    C  C

$$
IAZ048-172200-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
1051 AM CDT Thu Aug 17 2017

Date             Thu 08/17/17            Fri 08/18/17            Sat 08/19/17
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          56          81          58          83
Temp                   75 78 76 66 61 57 58 70 78 81 78 68 63 61 59 72 80 83 80
Dewpt                  64 62 61 61 60 55 56 62 62 63 64 64 61 60 59 65 64 62 64
RH                     69 58 60 84 97 93 93 76 58 54 62 87 93 97100 79 58 49 58
Wind dir               NW NW NW NW  W  W  W SW  S SW  W  N  W  N NW NW NW NW NW
Wind spd               21 20 16  6  3  4  4  4  6  4  4  3  2  2  2  3  4  5  3
Clouds                 B2 SC FW CL FW FW B1 B2 B1 B1 SC SC SC FW SC FW FW FW CL
PoP 12hr                      0          10          30          30           0
QPF 12hr                      0           0        0.05        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                S  S  C  C  C  C
Sprinkles
Tstms                                     S  S  C  C  C  C


Date          Sun 08/20/17  Mon 08/21/17  Tue 08/22/17  Wed 08/23/17
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          62    86      68    86      68    83      61    80
Temp          66 63 83 83   72 70 84 83   72 69 81 80   67 62 78 77
Dewpt         61 60 67 68   66 65 69 70   69 67 68 66   63 60 60 61
PWind dir         S     S       S     S      SW    NW       N     N
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    CL FW SC SC   SC B1 B1 B1   B1 B2 B1 SC   FW SC SC FW
PoP 12hr          0    10      10    40      50    10      20    20
Rain shwrs                         C  C    C  C             S  S
Tstms                              C  C    C  C             S  S

$$
IAZ004-172200-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
1051 AM CDT Thu Aug 17 2017

Date             Thu 08/17/17            Fri 08/18/17            Sat 08/19/17
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                      75          57          78          56          80
Temp                   69 75 72 61 59 57 58 68 76 78 75 64 59 58 57 69 77 80 78
Dewpt                  62 61 61 61 59 53 57 61 62 63 64 62 59 57 57 63 63 62 64
RH                     78 62 68100100 86 96 78 62 60 69 93100 96100 81 62 54 62
Wind dir               NW NW NW  W  W  W  W SW SW SW NW  W  W  W  W  W  W  W  S
Wind spd               21 20 13  4  4  5  6  4  5  5  4  3  3  3  2  4  5  4  4
Clouds                 OV B1 CL CL FW SC B2 B1 B1 SC SC SC FW FW FW FW FW CL CL
PoP 12hr                      0          20          40          30           0
QPF 12hr                      0           0        0.05        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                             S  C  C  C  C  C  C
Tstms                                  S  C  C  C  C  C  C


Date          Sun 08/20/17  Mon 08/21/17  Tue 08/22/17  Wed 08/23/17
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          61    84      66    83      64    78      57    77
Temp          63 62 81 82   71 67 81 80   68 65 77 75   62 58 75 74
Dewpt         60 60 69 70   67 66 69 70   66 64 65 63   60 56 59 60
PWind dir         S     S       S     S       W     N       N     N
Wind char        LT    GN      LT    GN      LT    GN      LT    LT
Avg clouds    CL FW SC SC   SC B1 B1 B1   B1 B1 SC FW   FW FW FW FW
PoP 12hr          5    10      40    40      40     5      20     0
Rain shwrs                   S  C  C  C    C  C             S
Tstms                        S  C  C  C    C  C             S

$$
IAZ035-172200-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
1051 AM CDT Thu Aug 17 2017

Date             Thu 08/17/17            Fri 08/18/17            Sat 08/19/17
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          56          80          57          82
Temp                   73 77 75 64 60 57 58 70 77 80 76 67 62 60 58 71 78 82 79
Dewpt                  62 62 61 60 58 53 55 61 62 63 65 62 60 58 57 64 63 62 64
RH                     68 60 62 87 93 86 90 73 60 56 69 84 93 93 96 79 60 51 60
Wind dir               NW NW NW  W  W  W  W  W  S SW NW SE  S  W  W  W  W  W  S
Wind spd               16 13  9  2  1  4  4  4  5  4  4  3  2  2  2  4  5  5  3
Clouds                 B2 B1 CL CL FW SC B1 B2 B1 SC SC SC FW FW FW FW FW FW CL
PoP 12hr                      0          20          30          30           0
QPF 12hr                      0           0        0.04        0.02           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                C  C  C  C  C  C
Tstms                                     C  C  C  C  C  C


Date          Sun 08/20/17  Mon 08/21/17  Tue 08/22/17  Wed 08/23/17
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          62    85      68    86      66    82      59    79
Temp          66 63 82 82   72 69 83 84   72 67 80 79   65 60 77 76
Dewpt         60 59 68 69   66 66 70 71   67 65 66 65   62 57 60 60
PWind dir         S     S       S     S      SW     N       N    NE
Wind char        LT    GN      LT    GN      LT    LT      LT    LT
Avg clouds    CL FW SC SC   SC B1 B1 B1   B1 B1 SC FW   FW SC FW FW
PoP 12hr          0    10      30    40      40     5      20    10
Rain shwrs                      C  C  C    C  C             S
Tstms                           C  C  C    C  C             S

$$
IAZ094-172200-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
1051 AM CDT Thu Aug 17 2017

Date             Thu 08/17/17            Fri 08/18/17            Sat 08/19/17
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          59          85          62          86
Temp                   80 84 80 68 63 61 60 76 82 85 80 71 67 65 63 75 83 86 83
Dewpt                  60 56 55 56 56 54 57 60 60 63 66 65 64 63 62 64 63 59 62
RH                     51 38 42 65 78 78 90 58 47 48 62 81 90 93 97 69 51 40 49
Wind dir                W NW NW  W  W  W  W SW SW SW  W NW SW  W NW  N NW NW NW
Wind spd               19 19 11  5  4  4  5  4  8 10  6  4  2  4  4  4  4  5  4
Clouds                 FW CL CL CL CL CL FW B1 B1 B1 SC SC SC FW SC FW FW CL CL
PoP 12hr                      0          10          30          30           0
QPF 12hr                      0           0        0.06        0.02           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                S  S  C  C  C  C
Tstms                                     S  S  C  C  C  C


Date          Sun 08/20/17  Mon 08/21/17  Tue 08/22/17  Wed 08/23/17
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          64    89      69    88      71    87      64    83
Temp          68 64 86 86   73 70 86 86   76 72 85 84   71 65 80 80
Dewpt         60 61 66 66   65 65 69 71   71 69 70 66   66 62 61 60
PWind dir        SE     S       S     S      SW     W       N    NE
Wind char        LT    LT      LT    GN      GN    LT      LT    LT
Avg clouds    FW FW SC SC   SC SC B1 B1   B1 B1 B1 SC   SC SC SC SC
PoP 12hr          0     5       5    40      40    30      20    30
Rain shwrs                         S  C    C  C  C          S  C
Tstms                              S  C    C  C  C          S  C

$$
IAZ017-172200-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
1051 AM CDT Thu Aug 17 2017

Date             Thu 08/17/17            Fri 08/18/17            Sat 08/19/17
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          56          77          57          81
Temp                   71 73 71 64 59 57 57 69 76 77 74 65 61 59 58 71 79 81 79
Dewpt                  64 64 63 62 59 56 57 62 62 62 64 62 60 58 58 64 64 64 65
RH                     79 73 76 93100 96100 78 62 60 71 90 97 96100 79 60 56 62
Wind dir                W NW NW  W  W  W  W  W SW SW NW  S SW SW  W SW  W  W SW
Wind spd               26 23 18  9  5  6  6  5  5  5  4  2  2  3  3  4  5  5  3
Clouds                 OV B2 SC FW FW SC B1 B2 B1 B1 SC B1 SC FW SC FW FW FW FW
PoP 12hr                      0          20          30          30           5
QPF 12hr                   0.01           0        0.07        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                C  C  C  C  C  C
Tstms                                     C  C  C  C  C  C


Date          Sun 08/20/17  Mon 08/21/17  Tue 08/22/17  Wed 08/23/17
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          60    83      66    83      65    80      57    78
Temp          63 61 80 80   69 68 81 81   69 66 79 76   63 58 76 74
Dewpt         61 60 68 70   65 65 70 70   67 65 67 65   60 57 59 60
PWind dir         S     S       S     S       S    NW      NW     N
Wind char        LT    GN      LT    GN      LT    LT      LT    LT
Avg clouds    FW FW SC SC   SC B1 B2 B1   B1 B1 SC SC   SC FW FW FW
PoP 12hr          0    10      20    50      50     5      20     5
Rain shwrs                      S  C  C    C  C             S
Tstms                           S  C  C    C  C             S

$$
IAZ049-172200-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
1051 AM CDT Thu Aug 17 2017

Date             Thu 08/17/17            Fri 08/18/17            Sat 08/19/17
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                      77          56          80          58          82
Temp                   76 77 74 64 59 57 57 71 79 80 76 66 62 60 59 72 79 82 78
Dewpt                  64 62 61 61 59 57 56 62 61 62 64 63 61 59 59 64 64 63 65
RH                     66 60 64 90100100 96 73 54 54 66 90 97 96100 76 60 53 64
Wind dir                W NW NW  W  W NW  W  W  W SW NE NE NE  N  N  W  W  W  W
Wind spd               20 20 14  6  5  5  5  4  5  4  4  3  2  2  2  3  4  4  3
Clouds                 B2 B2 FW CL CL FW SC B2 B1 B1 SC SC SC SC SC FW FW FW FW
PoP 12hr                      0          10          30          30           5
QPF 12hr                      0           0        0.02        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      C  C  C  C
Sprinkles
Tstms                                           C  C  C  C


Date          Sun 08/20/17  Mon 08/21/17  Tue 08/22/17  Wed 08/23/17
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          60    85      66    86      67    82      59    79
Temp          64 61 82 81   70 67 84 82   71 68 81 78   65 60 77 75
Dewpt         61 60 66 67   64 64 69 70   68 66 68 66   63 59 60 61
PWind dir         S     S       S     S       S    NW       N     N
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW SC   SC SC B1 B1   B1 B2 B1 SC   SC SC FW FW
PoP 12hr          0     5      10    30      50    10      10    10
Rain shwrs                         C  C    C  C
Tstms                              C  C    C  C

$$
IAZ086-172200-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
1051 AM CDT Thu Aug 17 2017

Date             Thu 08/17/17            Fri 08/18/17            Sat 08/19/17
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          59          85          61          86
Temp                   82 84 80 69 63 61 60 76 83 85 79 70 66 63 62 74 83 86 83
Dewpt                  64 61 60 60 59 57 57 61 59 59 63 63 63 62 61 65 64 61 63
RH                     55 46 51 73 87 87 90 60 44 41 58 78 90 97 97 74 53 43 51
Wind dir                W  W NW NW  W  W  W  W SW SW SW  W  W NW  N  N NW NW  N
Wind spd               17 19 13  6  6  5  5  5  6  8  5  4  3  3  3  3  4  5  4
Clouds                 B1 SC CL CL CL CL FW SC B1 B1 B1 B1 SC SC SC FW FW FW FW
PoP 12hr                      0           5          30          40           5
QPF 12hr                      0           0        0.04        0.08           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      C  C  C  C
Tstms                                           C  C  C  C


Date          Sun 08/20/17  Mon 08/21/17  Tue 08/22/17  Wed 08/23/17
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          63    90      68    91      71    87      62    83
Temp          67 64 87 85   73 70 90 85   75 72 86 82   69 63 81 79
Dewpt         61 61 65 65   63 63 69 70   69 69 70 67   65 62 60 60
PWind dir        SE     S       S     S      SW     W       N     N
Wind char        LT    LT      LT    GN      GN    LT      LT    LT
Avg clouds    FW FW FW SC   SC SC B1 B1   B1 B2 B1 SC   SC SC SC SC
PoP 12hr          0     0       5    40      60    30      20    20
Rain shwrs                            C    C  L  C          S  S
Tstms                                 C    C  L  C          S  S

$$



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