Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
637 PM CDT Tue Aug 22 2017

IAZ060-231000-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
637 PM CDT Tue Aug 22 2017

Date           08/22/17      Wed 08/23/17            Thu 08/24/17            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                      54          81          59          79          60
Temp             73 65 60 54 54 69 76 78 79 68 63 61 60 68 75 79 76 67 64 61 61
Dewpt            49 54 52 50 50 54 52 52 55 55 54 55 55 56 56 56 57 57 56 56 56
RH               43 68 75 86 86 59 43 40 44 63 72 81 84 65 52 45 52 70 75 84 84
Wind dir          N NW NW  W NW NW NW NW  N  E SE SE  E SE SE SE  E  E SE SE SE
Wind spd         10  4  4  2  3  3  5  5  4  3  3  2  3  4  6  6  6  6  6  6  5
Clouds           CL CL CL CL CL CL CL FW FW SC SC SC B1 B1 B1 SC B1 SC B1 B1 B2
PoP 12hr                      0           0           5           5          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           08/25  Sat 08/26/17  Sun 08/27/17  Mon 08/28/17  Tue 08/29/17
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          80      61    79      60    79      59    79      60    80
Temp          76 77   66 62 77 76   66 61 77 76   64 60 76 77   65 61 77 78
Dewpt         58 58   57 57 59 59   58 58 61 60   59 57 60 58   58 58 60 59
PWind dir        SE      SE    SE      SE    SE      SE     E       E    NE
Wind char        GN      GN    GN      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B2   B2 B2 B1 B1   B1 B1 B1 B1   SC B1 SC SC   SC SC SC SC
PoP 12hr         10       5    20      30    30      30    10      10     5
Rain shwrs                      S    S  C  C  C    C

$$
IAZ039-231000-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
637 PM CDT Tue Aug 22 2017

Date           08/22/17      Wed 08/23/17            Thu 08/24/17            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                      50          75          53          74          55
Temp             70 61 56 51 51 66 73 74 74 62 56 54 54 66 73 74 71 62 57 56 56
Dewpt            50 53 51 49 48 54 53 53 55 55 54 52 53 55 55 54 55 54 52 51 52
RH               49 75 83 93 89 65 49 48 51 78 93 93 96 68 53 50 57 75 83 83 86
Wind dir         NW NW  W  W NW NW NW NW  N NE  E NE NE  E  E  E  E  E  E SE SE
Wind spd         12  4  4  3  3  4  6  6  4  2  2  2  3  5  5  5  5  5  5  5  5
Clouds           CL CL CL CL CL CL FW FW FW FW SC B1 B1 B1 B1 SC SC SC SC B1 B1
PoP 12hr                      0           0          20          10          10
QPF 12hr                      0           0        0.01           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      S  S  S  S                    S


Date           08/25  Sat 08/26/17  Sun 08/27/17  Mon 08/28/17  Tue 08/29/17
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          75      57    76      57    76      57    77      57    78
Temp          74 72   62 58 74 73   62 59 75 72   62 58 75 74   62 59 76 73
Dewpt         56 57   55 54 57 58   57 56 58 59   56 55 59 58   57 56 60 60
PWind dir        SE      SE    SE      SE    SE      SE    SE       E     E
Wind char        GN      LT    GN      LT    GN      LT    LT      LT    LT
Avg clouds    B1 B1   B2 B2 B2 B2   B2 B2 B1 B1   B1 B1 B1 SC   SC SC SC SC
PoP 12hr         20       5    20      30    30      20    10      10    20
Rain shwrs     S                S    S  C  S  C    S  S                   S

$$
IAZ048-231000-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
637 PM CDT Tue Aug 22 2017

Date           08/22/17      Wed 08/23/17            Thu 08/24/17            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                      51          78          56          76          58
Temp             71 62 57 52 51 67 75 76 76 63 59 57 57 67 74 76 74 64 61 59 59
Dewpt            53 54 52 49 49 55 52 52 57 55 55 54 54 57 57 57 58 57 56 55 55
RH               53 75 83 89 93 65 45 43 52 75 87 90 90 70 55 52 57 78 84 87 87
Wind dir         NW NW NW  W NW NW NW NW  N  E SE  E  E SE SE SE  E  E SE SE SE
Wind spd         10  4  3  2  2  3  5  4  3  2  3  3  3  5  6  6  5  6  6  6  6
Clouds           CL CL CL CL CL CL CL FW FW SC SC B1 B1 B1 B1 SC B1 SC B1 B1 B2
PoP 12hr                      0           0          10           5          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           08/25  Sat 08/26/17  Sun 08/27/17  Mon 08/28/17  Tue 08/29/17
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          77      59    77      58    77      58    78      57    79
Temp          74 74   64 60 75 74   64 59 75 75   63 59 75 75   63 59 76 76
Dewpt         59 59   57 57 60 60   58 58 61 60   59 57 60 60   58 56 61 60
PWind dir        SE      SE    SE      SE    SE      SE     E       E     E
Wind char        GN      LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B2   B2 B2 B2 B2   B1 B1 B1 B1   B1 B1 SC SC   SC SC SC SC
PoP 12hr         10      10    30      40    40      30    20       5    10
Rain shwrs                      C    C  C  C  C    C        S

$$
IAZ004-231000-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
637 PM CDT Tue Aug 22 2017

Date           08/22/17      Wed 08/23/17            Thu 08/24/17            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                      49          76          54          73          56
Temp             69 58 54 51 50 65 72 74 73 60 57 56 55 64 70 73 71 61 58 57 57
Dewpt            52 53 50 47 47 53 52 53 56 56 54 55 54 57 57 58 58 58 55 55 54
RH               55 83 86 86 89 65 49 48 55 87 90 96 96 78 63 59 63 90 90 93 90
Wind dir         NW  W  W  W  W  W  W  W  E  E SE  E  E SE SE SE SE SE SE SE SE
Wind spd         10  4  4  3  3  3  4  2  3  4  4  4  4  9 10  9  8  6  8  8  8
Clouds           CL CL CL CL CL CL FW FW FW SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2
PoP 12hr                      0           0          20          10          30
QPF 12hr                      0           0        0.01           0        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      S  S                    C  C  S
Tstms                                                                   S  S


Date           08/25  Sat 08/26/17  Sun 08/27/17  Mon 08/28/17  Tue 08/29/17
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          74      58    72      58    72      56    73      55    75
Temp          71 70   62 59 70 70   61 59 70 70   60 57 71 70   60 56 73 72
Dewpt         59 60   57 56 59 61   59 58 61 61   58 56 59 59   57 55 59 60
PWind dir        SE      SE     S       S     S       S    SE       E     E
Wind char        GN      GN    GN      GN    GN      LT    LT      LT    LT
Avg clouds    B2 B2   B2 B2 B2 B2   B2 B2 B2 B1   B1 B1 B1 SC   SC SC SC SC
PoP 12hr         20      30    40      60    40      30    20       5    10
Rain shwrs     S  S    C  S  C  C    L  L  C  C    C  C  S  S
Tstms             S    S  S  S  C    C  C  S  S

$$
IAZ035-231000-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
637 PM CDT Tue Aug 22 2017

Date           08/22/17      Wed 08/23/17            Thu 08/24/17            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                      51          77          55          75          58
Temp             70 61 56 51 51 66 74 76 74 63 59 58 56 66 72 75 73 63 61 60 59
Dewpt            51 53 50 48 47 54 53 53 57 55 54 54 54 57 57 57 58 57 55 54 53
RH               51 75 80 89 86 65 48 45 55 75 83 86 93 73 59 54 59 81 81 81 80
Wind dir         NW NW  W  W  W NW  W NW  E  E SE SE  E SE SE SE SE SE SE SE SE
Wind spd          6  3  3  3  2  3  5  4  3  4  3  4  4  8  9  8  6  8  8  8  8
Clouds           CL CL CL CL CL CL FW FW FW SC SC B1 B1 B1 B1 B1 B1 B1 B1 B2 B2
PoP 12hr                      0           0          20           5          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      S  S                    S  S


Date           08/25  Sat 08/26/17  Sun 08/27/17  Mon 08/28/17  Tue 08/29/17
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          76      60    75      59    76      57    76      57    78
Temp          73 73   64 61 73 72   63 60 73 74   63 58 74 73   63 58 75 75
Dewpt         58 59   56 55 60 60   59 57 61 60   58 56 59 59   57 55 60 59
PWind dir        SE      SE    SE      SE     S      SE     E       E     E
Wind char        GN      GN    GN      GN    GN      LT    LT      LT    LT
Avg clouds    B2 B2   B2 B2 B2 B2   B2 B2 B2 B1   B1 B1 B1 SC   SC SC SC SC
PoP 12hr         10      20    30      50    40      20    20       5    10
Rain shwrs                S  S  C    C  C  C  C    S  S  S  S
Tstms                     S  S  S    S  S  S  S

$$
IAZ094-231000-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
637 PM CDT Tue Aug 22 2017

Date           08/22/17      Wed 08/23/17            Thu 08/24/17            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                      53          79          58          79          60
Temp             72 63 60 56 55 70 76 78 79 67 62 60 59 69 76 79 76 67 65 62 61
Dewpt            50 52 52 51 50 54 52 52 55 54 53 53 54 56 55 55 57 58 56 56 56
RH               46 67 75 83 83 57 43 40 44 63 72 78 83 63 48 44 52 73 73 81 84
Wind dir          N NW NW NW NW NW NW NW  N  E SE SE SE SE SE SE SE SE SE SE SE
Wind spd         10  4  4  3  3  4  4  4  3  3  3  3  3  4  6  6  5  5  6  5  5
Clouds           CL CL CL CL CL CL CL FW FW FW SC SC B1 SC SC SC SC SC B1 B1 B2
PoP 12hr                      0           0           5           5          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           08/25  Sat 08/26/17  Sun 08/27/17  Mon 08/28/17  Tue 08/29/17
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          79      60    79      59    80      59    79      59    80
Temp          77 77   66 61 76 77   65 60 77 77   65 60 77 76   64 60 77 77
Dewpt         58 58   56 56 58 58   58 57 60 60   59 58 59 58   59 57 59 59
PWind dir        SE      SE    SE      SE    SE       E    NE       E    NE
Wind char        GN      GN    GN      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B1   B2 B2 B1 B1   B1 B1 B1 B1   B1 SC SC SC   SC SC SC SC
PoP 12hr          5       5    10      20    30      30    10      20    10
Rain shwrs                           S  S  S  C    C                S

$$
IAZ017-231000-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
637 PM CDT Tue Aug 22 2017

Date           08/22/17      Wed 08/23/17            Thu 08/24/17            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                      50          74          52          72          54
Temp             69 59 55 51 50 66 72 73 72 61 55 54 53 64 71 72 70 60 57 56 55
Dewpt            51 52 50 48 48 54 52 53 56 55 54 52 53 57 56 56 56 56 53 53 52
RH               53 78 83 89 93 65 49 49 57 81 96 93100 78 59 57 61 87 86 90 90
Wind dir         NW NW  W  W  W NW NW NW  N NE  E  E  E SE SE SE  E SE SE SE SE
Wind spd         11  5  5  5  4  5  6  5  4  2  3  4  4  8  6  6  6  6  6  8  8
Clouds           CL CL CL CL CL CL FW FW FW FW SC B1 B1 B1 B1 B1 B1 B1 B1 B2 B2
PoP 12hr                      0           0          20          20          30
QPF 12hr                      0           0        0.04        0.01        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      S  S  S  S              C  C  S


Date           08/25  Sat 08/26/17  Sun 08/27/17  Mon 08/28/17  Tue 08/29/17
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          74      57    74      58    73      56    75      55    76
Temp          72 70   61 58 72 71   61 59 71 70   61 57 73 72   60 57 74 72
Dewpt         57 58   55 55 59 59   58 57 60 59   58 56 58 59   56 55 60 59
PWind dir        SE      SE    SE      SE    SE      SE    SE       E     E
Wind char        GN      GN    GN      GN    GN      LT    LT      LT    LT
Avg clouds    B2 B2   B2 B2 B2 B2   B2 B2 B2 B2   B1 B1 B1 SC   SC SC SC SC
PoP 12hr         20      20    30      40    40      30    20       5    20
Rain shwrs     S          S  S  C    C  C  C  C    C  S  S  S             S
Tstms                     S  S  S    S  S  S  S

$$
IAZ049-231000-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
637 PM CDT Tue Aug 22 2017

Date           08/22/17      Wed 08/23/17            Thu 08/24/17            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                      51          77          54          75          55
Temp             70 59 55 51 51 67 74 76 74 62 57 56 55 66 73 75 72 62 58 57 56
Dewpt            53 53 51 48 48 54 52 53 56 55 54 53 53 57 56 56 57 56 54 53 53
RH               55 80 86 89 89 63 46 45 53 78 90 90 93 73 55 52 59 81 86 86 90
Wind dir         NW NW NW  W NW NW NW NW  N NE  E  E  E  E  E  E  E  E  E SE SE
Wind spd         11  4  4  3  3  4  5  5  4  3  3  3  3  5  5  6  6  6  6  6  6
Clouds           CL CL CL CL CL CL CL FW FW FW SC B1 B1 B1 B1 SC SC B1 B1 B1 B2
PoP 12hr                      0           0          10          10          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           08/25  Sat 08/26/17  Sun 08/27/17  Mon 08/28/17  Tue 08/29/17
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          75      57    76      58    76      57    77      56    77
Temp          74 72   62 58 74 72   62 59 74 72   62 58 75 74   61 58 75 73
Dewpt         56 58   55 55 58 59   57 56 59 59   57 55 60 59   57 56 60 59
PWind dir        SE      SE    SE      SE    SE      SE     E       E     E
Wind char        GN      LT    GN      LT    GN      LT    LT      LT    LT
Avg clouds    B2 B2   B2 B2 B2 B2   B1 B1 B1 B1   B1 B1 B1 SC   SC SC SC SC
PoP 12hr         10      10    20      30    30      30    10      10    20
Rain shwrs                      S    S  C  S  C    C                      S

$$
IAZ086-231000-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
637 PM CDT Tue Aug 22 2017

Date           08/22/17      Wed 08/23/17            Thu 08/24/17            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                      52          79          55          79          56
Temp             72 63 57 53 52 69 76 78 77 65 60 57 57 70 77 79 76 65 61 58 57
Dewpt            52 53 51 50 50 54 50 51 54 54 52 52 53 56 55 54 55 55 54 53 53
RH               49 70 80 89 93 59 40 39 45 68 75 83 86 61 47 42 48 70 78 83 86
Wind dir         NW NW NW NW  W NW NW NW  N NE  E  E NE  E  E  E  E  E  E  E SE
Wind spd         13  5  4  4  3  5  6  6  5  3  2  3  3  5  5  6  5  6  6  5  5
Clouds           CL CL CL CL CL CL CL CL CL FW FW SC SC B1 SC SC SC SC SC B1 B1
PoP 12hr                      0           0           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           08/25  Sat 08/26/17  Sun 08/27/17  Mon 08/28/17  Tue 08/29/17
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          79      58    80      58    80      57    79      58    80
Temp          77 76   64 59 78 77   64 59 78 76   63 58 77 75   63 60 78 76
Dewpt         56 57   56 55 57 58   56 55 57 57   57 55 59 58   58 57 60 59
PWind dir        SE      SE    SE      SE    SE      SE     E       E    NE
Wind char        LT      LT    GN      LT    GN      LT    LT      LT    LT
Avg clouds    B1 B1   B2 B2 B1 B1   B1 B1 B1 B1   SC B1 B1 SC   SC SC SC SC
PoP 12hr          5       5    10      20    20      20    20      30    20
Rain shwrs                              S  S  S    S  S  S  S    S  C     S

$$



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