Point Forecast Matrices
Issued by NWS Des Moines, IA

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FOUS53 KDMX 190336
PFMDMX

Point Forecast Matrices
National Weather Service Des Moines IA
1035 PM CDT Fri Aug 18 2017

IAZ060-191000-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
1035 PM CDT Fri Aug 18 2017

Date           08/18/17      Sat 08/19/17            Sun 08/20/17            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          85          67          91          73
Temp                   67 64 61 72 81 85 83 72 70 68 68 79 87 91 87 79 75 74 73
Dewpt                  63 62 60 63 62 56 60 61 60 60 62 66 65 66 68 68 68 69 68
RH                     87 93 97 73 53 37 46 68 71 76 81 64 48 44 53 69 79 84 84
Wind dir               SE SW  W  N NW NW  N  E SE  S  S  S  S  S  S  S  S  S  S
Wind spd                3  3  2  2  5  6  3  3  4  3  4  5  9 10  8  6  5  5  6
Clouds                 FW FW FW FW FW FW CL FW SC B1 B1 B1 B2 B1 SC SC B2 B2 B2
PoP 12hr                     30           0          10          30          40
QPF 12hr                   0.04           0           0        0.05        0.14
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              C                             S  S  C  C  C  C  C  C  C
Tstms                                                 S  S  C  C  C  C  C  C  C
Obvis                     PF PF
Svr Tstorm


Date           08/21  Tue 08/22/17  Wed 08/23/17  Thu 08/24/17  Fri 08/25/17
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          89      72    85      60    82      61    81      62    82
Temp          81 86   75 73 83 82   67 62 80 79   65 62 78 79   66 64 80 79
Dewpt         71 72   70 68 68 63   60 57 57 57   56 55 58 57   56 56 59 58
PWind dir         S      SW    NW       N     N      NE     E      SE    SE
Wind char        GN      LT    GN      LT    LT      LT    LT      LT    GN
Avg clouds    B2 B1   B2 B2 B2 SC   FW FW FW FW   FW SC SC SC   SC SC SC SC
PoP 12hr         50      60    40       0     0       5     5       5     5
Rain shwrs     C  C    L  L  C
Tstms          C  C    L  L  C

$$
IAZ039-191000-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
1035 PM CDT Fri Aug 18 2017

Date           08/18/17      Sat 08/19/17            Sun 08/20/17            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                      56          81          60          85          67
Temp                   62 60 57 70 78 80 77 69 65 62 61 75 82 85 81 72 69 68 67
Dewpt                  60 59 57 63 63 62 64 63 61 59 59 66 67 67 68 67 66 66 66
RH                     93 96100 78 60 54 64 81 87 90 93 74 61 55 65 84 90 93 97
Wind dir                E SE  N  S  S SW  S SE SE SE SE  S  S  S  S SE  S  S  S
Wind spd                3  2  1  2  4  4  3  3  3  3  3  5  8  9  6  6  5  5  6
Clouds                 SC SC SC SC FW FW FW FW FW SC SC SC SC SC B1 B1 B2 B2 B2
PoP 12hr                     10           0           5          20          40
QPF 12hr                      0           0           0        0.02        0.21
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                            S  S  S  S  C  C  C  C  L
Tstms                                                 S  S  S  S  C  C  C  C  L
Obvis                     PF PF


Date           08/21  Tue 08/22/17  Wed 08/23/17  Thu 08/24/17  Fri 08/25/17
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          82      67    80      57    77      55    77      56    76
Temp          76 80   71 68 79 77   64 58 75 73   60 57 75 73   60 58 74 73
Dewpt         71 71   69 67 68 63   58 54 58 57   55 54 57 58   55 53 59 59
PWind dir         S      SW    NW      NW    NW       N     E      SE    SE
Wind char        LT      LT    GN      LT    LT      LT    LT      LT    GN
Avg clouds    B2 B2   B2 OV B2 SC   FW FW FW SC   SC SC SC SC   SC SC SC SC
PoP 12hr         60      80    50       0     0      20    10       5     5
Rain shwrs     L  C    L  D  C  S                     S
Tstms          L  C    L  D  C  S                     S

$$
IAZ048-191000-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
1035 PM CDT Fri Aug 18 2017

Date           08/18/17      Sat 08/19/17            Sun 08/20/17            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                      58          82          62          87          69
Temp                   64 61 58 70 79 81 79 68 65 63 63 76 84 87 83 75 72 70 70
Dewpt                  62 60 58 64 63 61 64 63 62 61 61 66 67 66 69 68 68 68 68
RH                     93 97100 81 58 51 60 84 90 93 93 71 57 50 63 79 87 93 93
Wind dir                E NW  N NW  W  W  E  E SE SE  S  S  S  S  S  S  S  S  S
Wind spd                3  3  1  2  4  5  2  3  3  3  3  5  8  9  6  4  4  6  6
Clouds                 FW SC SC FW FW FW CL FW SC B1 B1 B1 B1 B1 SC SC B2 B2 B2
PoP 12hr                     30           0          10          30          40
QPF 12hr                   0.08           0           0        0.06        0.15
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              C                             S  S  C  C  C  C  C  C  C
Tstms                                                 S  S  C  C  C  C  C  C  C
Obvis                     PF PF
Svr Tstorm


Date           08/21  Tue 08/22/17  Wed 08/23/17  Thu 08/24/17  Fri 08/25/17
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          85      69    81      58    81      56    79      57    78
Temp          78 82   73 69 79 78   64 59 79 76   61 58 76 76   62 59 76 75
Dewpt         71 72   70 67 68 63   59 55 58 59   57 55 58 59   56 55 59 59
PWind dir         S      SW    NW       N     N      NE    SE      SE    SE
Wind char        GN      LT    GN      LT    LT      LT    LT      LT    GN
Avg clouds    B2 B1   B2 B2 B2 SC   FW FW FW FW   SC SC SC SC   SC SC SC SC
PoP 12hr         50      60    30       0     0      10    10       5     5
Rain shwrs     C  C    L  L  C
Tstms          C  C    L  L  C

$$
IAZ004-191000-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
1035 PM CDT Fri Aug 18 2017

Date           08/18/17      Sat 08/19/17            Sun 08/20/17            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                      56          80          62          83          65
Temp                   61 59 57 67 74 79 76 66 64 63 63 74 80 83 79 71 67 66 65
Dewpt                  60 59 57 62 63 62 65 63 61 60 61 66 68 68 70 69 67 66 65
RH                     97100100 84 69 56 69 90 90 90 93 76 67 61 74 93100100100
Wind dir                W NW NW  W  S  S  S  S  S  S  S SW SW SW SE  E SE  S  S
Wind spd                4  3  1  1  4  8  4  5  6  5  5  6  6  5  5  4  4  5  5
Clouds                 FW SC SC SC CL CL CL FW SC SC SC SC SC SC B1 B1 B2 B2 B2
PoP 12hr                     60           0          20          30          50
QPF 12hr                   0.11           0        0.02        0.07        0.42
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      S  S  C  C  C  C  C  C  C  C  C
Tstms                                           S  S  C  C  C  C  C  C  C  C  C
Obvis                     PF F+
Svr Tstorm


Date           08/21  Tue 08/22/17  Wed 08/23/17  Thu 08/24/17  Fri 08/25/17
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          81      63    77      55    76      54    76      57    75
Temp          74 78   67 64 75 74   60 57 74 73   59 56 73 73   61 59 73 72
Dewpt         71 71   67 64 62 61   55 54 58 59   55 54 58 59   56 55 59 59
PWind dir        SE      NE     N      NW    NW      SE    SE      SE     S
Wind char        LT      LT    GN      LT    LT      LT    LT      GN    GN
Avg clouds    B2 B2   B2 B2 B1 FW   FW FW FW SC   SC FW FW SC   SC SC SC SC
PoP 12hr         50      70    20       0    10      20     5       5     0
Rain shwrs     C  C    L  L  S                     S
Tstms          C  C    L  L  S                     S

$$
IAZ035-191000-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
1035 PM CDT Fri Aug 18 2017

Date           08/18/17      Sat 08/19/17            Sun 08/20/17            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                      57          81          62          85          68
Temp                   63 61 57 70 77 80 78 67 65 63 63 75 81 85 81 74 70 69 68
Dewpt                  60 59 57 64 63 62 65 62 61 60 61 66 67 68 69 67 68 67 67
RH                     90 93100 81 62 54 64 84 87 90 93 74 63 57 67 79 93 93 97
Wind dir               SE  N  N  N SE  S  S SE  S  S  S  S  S  S  S  S  S  S  S
Wind spd                3  2  1  1  3  4  4  4  4  4  4  6  9  9  6  5  5  5  6
Clouds                 FW FW SC FW FW CL CL FW SC B1 B1 SC SC SC SC SC B2 B2 B2
PoP 12hr                     60           0          20          30          50
QPF 12hr                   0.10           0        0.01        0.06        0.18
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      S  S  S  S  C  C  C  C  C  C  C
Tstms                                           S  S  S  S  C  C  C  C  C  C  C
Obvis                     PF  F
Svr Tstorm


Date           08/21  Tue 08/22/17  Wed 08/23/17  Thu 08/24/17  Fri 08/25/17
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          83      66    80      56    80      55    78      57    77
Temp          76 80   71 67 79 76   63 58 77 76   61 57 75 75   62 59 75 74
Dewpt         71 72   68 65 65 62   57 53 58 59   56 54 59 59   56 54 59 59
PWind dir         S      SW     N       N     N       E    SE      SE    SE
Wind char        GN      LT    GN      LT    LT      LT    LT      LT    GN
Avg clouds    B2 B1   B2 B2 B1 SC   FW FW FW SC   SC SC SC SC   SC SC SC SC
PoP 12hr         50      60    30       0     0      20    10       5     5
Rain shwrs     C  C    L  L  C                        S
Tstms          C  C    L  L  C                        S

$$
IAZ094-191000-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
1035 PM CDT Fri Aug 18 2017

Date           08/18/17      Sat 08/19/17            Sun 08/20/17            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          90          67          89          72
Temp                   68 65 61 76 84 90 85 74 71 69 68 80 87 89 87 77 75 73 72
Dewpt                  62 62 60 63 60 55 60 60 60 63 63 65 66 67 70 69 69 69 69
RH                     81 90 97 64 44 31 43 62 68 81 84 60 50 48 57 76 82 87 90
Wind dir                W SW NW NW NW  W  W SE  S  S  S  S  S  S  S  S  S  S  S
Wind spd                4  3  2  4  6  6  3  3  3  4  4  8  9 10  8  8  6  8  6
Clouds                 FW FW FW CL CL CL CL FW SC B1 B1 B1 B2 B2 B1 B1 B2 B2 B2
PoP 12hr                      0           0          10          40          30
QPF 12hr                      0           0           0        0.07        0.07
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  C  C  C  C  C  C  C
Tstms                                                       C  C  C  C  C  C  C
Obvis                        PF
Heat index                                                       92
Max heat                           84    89    82          90    94    88


Date           08/21  Tue 08/22/17  Wed 08/23/17  Thu 08/24/17  Fri 08/25/17
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          89      70    84      60    82      60    81      61    80
Temp          83 87   75 71 82 81   67 61 80 79   65 61 78 78   66 62 78 77
Dewpt         71 71   71 69 69 64   61 57 56 56   56 55 56 57   56 56 58 58
PWind dir         S      SW    NW       N     N      NE     E      SE    SE
Wind char        GN      GN    GN      LT    LT      LT    LT      LT    GN
Avg clouds    B2 B1   B2 B2 B2 SC   FW FW FW FW   FW SC SC SC   SC SC SC SC
PoP 12hr         50      60    50       5     0       0     5       5    10
Rain shwrs     C  C    C  L  C  S
Tstms          C  C    C  L  C  S

$$
IAZ017-191000-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
1035 PM CDT Fri Aug 18 2017

Date           08/18/17      Sat 08/19/17            Sun 08/20/17            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                      57          79          60          84          65
Temp                   60 59 58 69 75 78 76 66 63 61 62 73 81 84 79 70 67 66 65
Dewpt                  59 59 58 64 63 63 65 63 61 60 60 66 68 70 70 69 67 66 65
RH                     96100100 84 66 60 69 90 93 97 93 79 65 63 74 97100100100
Wind dir               SE SE  W SW SW  S  S  S  S  S  S  S  S  S  S SE  S  S  S
Wind spd                3  3  2  3  5  5  3  3  4  4  5  6  9  9  5  5  5  4  5
Clouds                 FW SC SC FW SC FW CL CL SC SC B1 SC B1 B1 B1 B1 B2 B2 B2
PoP 12hr                     20           0          10          30          60
QPF 12hr                   0.02           0           0        0.07        0.34
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                            C  C  C  C  C  C  L  L  L
Tstms                                                 C  C  C  C  C  C  L  L  L
Obvis                     PF  F
Svr Tstorm


Date           08/21  Tue 08/22/17  Wed 08/23/17  Thu 08/24/17  Fri 08/25/17
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      64    77      55    76      54    76      56    75
Temp          73 77   69 65 76 73   61 56 74 72   58 56 74 73   60 58 73 72
Dewpt         71 72   68 65 65 62   56 54 58 58   55 54 57 59   55 54 59 59
PWind dir         S      SW     N      NW    NW      NE    SE      SE    SE
Wind char        LT      LT    GN      LT    LT      LT    LT      LT    GN
Avg clouds    B2 B2   B2 OV B2 SC   FW FW FW SC   SC SC SC SC   SC SC SC SC
PoP 12hr         60      70    40       0    10      20    10       5    10
Rain shwrs     L  C    L  L  C                     S
Tstms          L  C    L  L  C                     S

$$
IAZ049-191000-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
1035 PM CDT Fri Aug 18 2017

Date           08/18/17      Sat 08/19/17            Sun 08/20/17            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                      57          82          60          86          66
Temp                   62 60 57 69 77 81 78 68 64 62 61 75 83 86 81 71 67 67 66
Dewpt                  61 59 57 63 63 62 65 63 61 60 60 66 66 66 68 67 66 66 66
RH                     97 96100 81 62 53 64 84 90 93 97 74 57 51 65 87 97 97100
Wind dir                E  E  E SE  S  W SW  E SE SE  S  S  S  S  S  S  S  S  S
Wind spd                4  4  2  3  4  5  2  3  3  3  4  5  8  9  6  5  4  8  6
Clouds                 SC FW SC FW SC FW FW CL FW SC B1 B1 B1 SC B1 SC B2 B2 B2
PoP 12hr                     30           0           5          30          40
QPF 12hr                   0.04           0           0        0.04        0.15
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              C                             S  S  C  C  C  C  C  C  L
Tstms                                                 S  S  C  C  C  C  C  C  L
Obvis                     PF PF
Svr Tstorm


Date           08/21  Tue 08/22/17  Wed 08/23/17  Thu 08/24/17  Fri 08/25/17
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          83      67    80      56    78      55    77      56    77
Temp          75 80   71 68 79 76   62 58 76 74   59 57 75 74   60 58 75 73
Dewpt         71 72   69 67 68 64   58 55 59 58   56 54 58 58   55 54 59 59
PWind dir         S      SW    NW      NW     N      NE     E      SE    SE
Wind char        LT      LT    GN      LT    LT      LT    LT      LT    GN
Avg clouds    B2 B2   B2 OV B2 SC   FW FW FW FW   SC SC SC SC   SC SC SC SC
PoP 12hr         60      70    50       0     0      20    10       5     5
Rain shwrs     L  C    L  L  C  S                  S  S
Tstms          L  C    L  L  C  S                  S  S

$$
IAZ086-191000-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
1035 PM CDT Fri Aug 18 2017

Date           08/18/17      Sat 08/19/17            Sun 08/20/17            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          86          64          92          70
Temp                   67 63 60 73 82 86 82 70 68 66 66 81 90 92 88 77 74 72 70
Dewpt                  63 61 59 63 61 58 61 61 61 60 61 65 64 64 65 67 66 66 67
RH                     87 93 96 71 49 39 49 73 78 81 84 58 42 40 47 71 76 81 90
Wind dir               NE  E NE  S  W NW  N  E SE  S  S  S  S  S  S  S  S  S  S
Wind spd                4  4  2  3  5  6  3  4  3  3  4  5  8  8  8  6  5  5  6
Clouds                 SC FW FW FW FW FW CL CL FW FW SC B1 B1 B1 B1 SC B2 B2 B2
PoP 12hr                     20           0           5          20          30
QPF 12hr                   0.04           0           0           0        0.14
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              S                                   S  S  C  C  C  C  L
Tstms                                                       S  S  C  C  C  C  L
Obvis                        PF


Date           08/21  Tue 08/22/17  Wed 08/23/17  Thu 08/24/17  Fri 08/25/17
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          90      70    84      59    83      57    81      57    80
Temp          83 88   75 71 83 80   67 60 80 78   63 58 78 76   62 59 78 77
Dewpt         70 71   70 69 70 65   60 56 56 56   56 55 56 57   55 54 57 57
PWind dir         S      SW     W       N     N       N    NE       E    SE
Wind char        GN      LT    GN      LT    LT      LT    LT      LT    GN
Avg clouds    B2 B2   B2 B2 B2 B1   FW FW FW FW   FW SC SC SC   SC SC SC SC
PoP 12hr         60      70    50       5     0       5     5       5     5
Rain shwrs     L  C    C  L  C  C
Tstms          L  C    C  L  C  C

$$



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