Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
407 AM CDT Fri Jul 21 2017

IAZ060-212200-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
407 AM CDT Fri Jul 21 2017

Date             Fri 07/21/17            Sat 07/22/17            Sun 07/23/17
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                     100          76          95          71          90
Temp             76 85 96100 94 86 83 79 76 85 92 95 90 80 75 72 72 82 89 90 87
Dewpt            73 74 74 73 74 73 71 70 70 72 73 72 71 68 69 66 66 67 65 65 64
RH               90 70 49 42 53 65 67 74 82 65 54 48 54 67 82 81 81 61 45 44 46
Wind dir         SE  S  S  S  S  S  S SW SW  W NW  N  N  N SW SW  W NW NW NW  N
Wind spd          5  9 11 14 11 11 11 10  8  9  9  9  8  3  2  3  4  5  8 10  8
Clouds           B2 B1 SC SC SC SC B1 B1 B1 SC SC SC B1 SC B1 SC SC FW SC FW FW
PoP 12hr                     10          10           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs
Tstms
Heat index          93107111104 93 88       91101103 97
Max heat              109   112   102    86   102   105    92          93    93
Excess Heat       W  W  W  W  W  W  W  W  W  W  W  W  W


Date          Mon 07/24/17  Tue 07/25/17  Wed 07/26/17  Thu 07/27/17
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    84      64    86      67    89      72    90
Temp          69 65 80 82   67 65 82 84   70 69 86 87   75 72 86 85
Dewpt         62 60 60 59   60 60 62 63   63 63 67 68   69 68 69 69
PWind dir         N    NE       E    SE      SE     S      SE     S
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW FW   FW FW FW FW   FW FW FW SC   SC B1 B1 B1
PoP 12hr          0     0       0     0       5     5      30    20
Rain shwrs                                                  C  S  S
Tstms                                                       C  S  S

$$
IAZ039-212200-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
407 AM CDT Fri Jul 21 2017

Date             Fri 07/21/17            Sat 07/22/17            Sun 07/23/17
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                      91          73          88          66          84
Temp             73 80 86 91 87 82 79 75 73 81 86 88 85 75 71 67 67 78 84 84 80
Dewpt            72 76 76 76 76 74 72 71 70 74 74 74 73 70 68 65 65 67 67 65 64
RH               97 88 72 62 70 77 79 87 90 79 68 63 67 84 90 93 93 69 57 53 58
Wind dir         SE SE SE  S  S  S SW  S SW  W NW NW NW NW  W  W  W NW NW NW  N
Wind spd          5  9 10 12 10  9  9  6  6  8  9  9  8  4  2  3  4  8  9 10  9
Clouds           B2 B2 B1 B1 B1 B1 B2 B2 B1 SC SC SC SC FW SC SC SC FW FW FW FW
PoP 12hr                     30          60          10           5           5
QPF 12hr                   0.18        0.16           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S  C  S  C  S  S  L  C
Tstms             S  C  S  C  S  S  L  C
Heat index             97105 97 88             94 97 91
Max heat               98   105    94          95    98    88          87    86


Date          Mon 07/24/17  Tue 07/25/17  Wed 07/26/17  Thu 07/27/17
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          59    78      59    81      63    84      66    83
Temp          65 61 76 76   63 61 77 79   67 65 81 81   69 67 78 78
Dewpt         61 58 61 60   59 57 61 64   62 62 68 69   66 65 71 69
PWind dir         N    NE       E    SE      SE     S      SE    SE
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW SC FW   FW FW FW FW   FW FW SC SC   B1 B1 B1 B1
PoP 12hr          0     0       0     0       5     5      40    40
Rain shwrs                                               S  C  C  C
Tstms                                                    S  C  C  C

$$
IAZ048-212200-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
407 AM CDT Fri Jul 21 2017

Date             Fri 07/21/17            Sat 07/22/17            Sun 07/23/17
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                      97          75          91          68          87
Temp             72 81 91 97 92 84 80 77 75 81 87 91 87 77 73 69 69 79 85 87 83
Dewpt            72 76 75 73 74 73 71 71 71 72 73 71 72 69 68 66 66 66 66 64 63
RH              100 85 60 46 56 70 74 82 87 74 63 52 61 76 84 90 90 64 53 46 51
Wind dir         SE  S  S  S  S  S SW SW  W NW NW  N  N NW  W  W  W NW NW NW  N
Wind spd          5  9 11 13 10 11 10  8  5  8  9  9  8  3  2  3  3  6  8 10  9
Clouds           B2 B1 SC SC SC B1 B2 B2 B1 SC SC SC B1 SC SC SC SC FW SC FW FW
PoP 12hr                     20          20           5           5           5
QPF 12hr                      0        0.04           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S                 S  S
Tstms             S                 S  S
Heat index          87102107102 91             94 98 94
Max heat              102   109    99    83    95    99    90          87    89
Heat              Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


Date          Mon 07/24/17  Tue 07/25/17  Wed 07/26/17  Thu 07/27/17
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    82      61    85      64    88      69    87
Temp          66 62 78 80   66 62 80 83   69 65 84 85   73 70 83 82
Dewpt         61 59 60 60   60 59 62 63   62 63 67 69   69 67 70 69
PWind dir         N    NE       E    SE      SE     S      SE    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW FW   FW FW FW FW   FW FW SC SC   B1 B1 B1 B1
PoP 12hr          0     0       0     0       5     5      40    20
Rain shwrs                                               S  C  S  S
Tstms                                                    S  C  S  S

$$
IAZ004-212200-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
407 AM CDT Fri Jul 21 2017

Date             Fri 07/21/17            Sat 07/22/17            Sun 07/23/17
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                      92          71          87          63          81
Temp             70 78 89 91 91 81 75 72 71 77 83 86 85 73 69 64 65 74 81 81 79
Dewpt            70 75 75 76 76 74 71 69 70 70 69 69 67 65 62 60 60 63 61 60 60
RH              100 91 64 62 62 79 87 90 97 79 63 57 55 76 78 87 84 69 51 49 52
Wind dir         SE SE  S  S  S  S  S NW NW  N NW NW NW  W  W NW NW  N NW NW  N
Wind spd          9 12 12 12 10  9  6  5  6 10 10  9  6  4  4  5  5  9 10 10  9
Clouds           B2 B2 B1 B1 B1 B1 B1 B1 B1 SC SC FW FW FW SC SC SC CL FW FW FW
PoP 12hr                     40          60           5           0           0
QPF 12hr                   0.04        0.40           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        C  C        S  L  C
Tstms             C  C        S  L  C
Heat index             99104103 87
Max heat              101   105    99          88    92    85          82    82


Date          Mon 07/24/17  Tue 07/25/17  Wed 07/26/17  Thu 07/27/17
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          57    78      59    82      64    84      65    84
Temp          62 59 75 77   64 63 79 81   70 66 81 81   70 66 83 82
Dewpt         58 56 58 59   59 59 63 65   62 63 67 68   66 65 68 67
PWind dir         N     E      SE     S       S     S      SE    SE
Wind char        LT    LT      LT    GN      GN    GN      LT    LT
Avg clouds    FW FW FW FW   FW FW SC SC   SC SC B1 B1   B1 B1 B1 SC
PoP 12hr          0     0       0     5      10    30      40    20
Rain shwrs                                       S  C    C  C     S
Tstms                                            S  C    C  C     S

$$
IAZ035-212200-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
407 AM CDT Fri Jul 21 2017

Date             Fri 07/21/17            Sat 07/22/17            Sun 07/23/17
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                      95          73          90          66          85
Temp             74 82 91 95 92 85 79 74 73 80 88 90 88 76 71 67 67 77 84 85 82
Dewpt            73 75 75 74 76 73 71 69 69 72 72 71 72 68 66 61 62 65 64 62 62
RH               97 79 60 51 60 67 77 84 87 77 59 54 59 76 84 81 84 67 51 46 51
Wind dir         SE  S  S  S  S  S  S SW  W NW  N NW NW  W SW  W NW  N  N  N  N
Wind spd          8 11 11 14 11 12  9  4  5  9 10  9  6  4  3  3  4  6  9 10  9
Clouds           B2 B1 B1 SC SC B1 B2 B1 B1 SC SC SC SC FW SC SC SC FW FW FW FW
PoP 12hr                     30          40           5           5           0
QPF 12hr                   0.02        0.13           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S  S        S  C  C  S
Tstms             S  S        S  C  C  S
Heat index          89102106105 92             95 96 95
Max heat              102   107   101          95    97    89          85    86
Heat              Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


Date          Mon 07/24/17  Tue 07/25/17  Wed 07/26/17  Thu 07/27/17
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          59    81      60    84      64    87      68    86
Temp          64 60 77 79   64 62 80 82   70 66 84 84   73 68 81 81
Dewpt         59 57 59 60   59 59 63 64   61 62 67 69   67 65 69 68
PWind dir         N    NE      SE    SE      SE     S      SE    SW
Wind char        LT    LT      LT    GN      GN    GN      LT    LT
Avg clouds    FW FW FW FW   FW FW FW FW   FW FW SC B1   B1 B1 B1 SC
PoP 12hr          0     0       0     0       5    10      50    20
Rain shwrs                                               C  C  S  S
Tstms                                                    C  C  S  S

$$
IAZ094-212200-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
407 AM CDT Fri Jul 21 2017

Date             Fri 07/21/17            Sat 07/22/17            Sun 07/23/17
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                      97          77          95          72          90
Temp             77 87 94 97 94 85 82 80 77 87 93 95 90 79 76 73 73 81 88 90 86
Dewpt            72 74 75 74 73 73 71 70 70 73 73 72 71 69 69 67 69 70 67 65 66
RH               85 65 54 48 51 67 69 72 79 63 52 48 54 72 79 81 87 69 50 44 51
Wind dir          S  S  S  S  S  S  S SW SW  W  W NW  N  N  E SW  W  W  W NW  N
Wind spd          5 10 11 13 11 11 11 10 10 11  9  8  8  4  3  3  3  5  8  9  6
Clouds           SC FW FW FW FW FW FW FW SC SC SC SC SC SC B1 B1 B1 SC SC FW SC
PoP 12hr                      5           5          10          10           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index          96106109103 91          95102104 97
Max heat              107   110   101    86   103   105    92          93    94
Excess Heat       W  W  W  W  W  W  W  W  W  W  W  W  W


Date          Mon 07/24/17  Tue 07/25/17  Wed 07/26/17  Thu 07/27/17
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    84      64    86      67    89      72    89
Temp          71 66 83 83   70 66 85 85   71 69 87 87   76 72 85 84
Dewpt         63 61 61 61   59 60 63 64   63 64 68 68   69 68 69 69
PWind dir        NE    NE       E    SE      SE     S       S    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    FW FW FW FW   FW FW FW FW   FW FW FW SC   SC SC B1 SC
PoP 12hr          5     0       0     5       0     5      10    10

$$
IAZ017-212200-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
407 AM CDT Fri Jul 21 2017

Date             Fri 07/21/17            Sat 07/22/17            Sun 07/23/17
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                      90          72          87          64          82
Temp             70 78 85 90 87 80 75 73 72 77 85 87 84 73 69 65 66 75 81 82 79
Dewpt            70 74 76 77 78 75 72 71 70 73 72 72 72 68 66 63 63 65 64 63 62
RH              100 88 75 66 75 85 90 93 93 87 65 61 67 84 90 93 90 71 56 53 56
Wind dir         SE SE  S  S SE  S  S SW  W NW NW NW NW  W  W  W NW NW NW NW  N
Wind spd          8 11 11 12 10 10 10  6  5  9 11 10  8  4  3  4  5  9 11 12 10
Clouds           B2 B2 B1 B1 B1 B2 B2 B2 B1 SC SC SC SC FW SC SC SC FW FW FW FW
PoP 12hr                     40          70           5           5           0
QPF 12hr                   0.16        0.38           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S  C  C  C  C  L  L  S
Tstms             S  C  C  C  C  L  L  S
Heat index             94104 99                91 94 90
Max heat               94   105    94          91    94    85          83    83


Date          Mon 07/24/17  Tue 07/25/17  Wed 07/26/17  Thu 07/27/17
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          57    78      58    81      62    83      65    83
Temp          63 58 75 76   63 61 77 79   66 64 81 81   68 66 80 78
Dewpt         60 57 59 60   58 58 62 64   62 63 68 68   65 65 69 68
PWind dir         N    NE      SE    SE       S     S      SE    SE
Wind char        LT    LT      LT    GN      GN    GN      LT    LT
Avg clouds    FW FW FW FW   FW FW FW FW   FW SC SC B1   B1 B1 B1 B1
PoP 12hr          5     0       0     0       5    20      40    40
Rain shwrs                                          S    C  C  C  C
Tstms                                               S    C  C  C  C

$$
IAZ049-212200-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
407 AM CDT Fri Jul 21 2017

Date             Fri 07/21/17            Sat 07/22/17            Sun 07/23/17
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                      96          75          90          67          85
Temp             70 80 89 96 91 84 81 78 75 83 88 90 86 75 71 68 68 78 85 85 82
Dewpt            70 75 75 74 76 74 72 71 71 73 74 73 72 69 68 65 65 66 66 64 64
RH              100 85 64 49 62 72 74 79 87 72 63 58 63 82 90 90 90 67 53 50 55
Wind dir         SE SE  S  S  S  S  S SW SW  W NW NW NW NW  W  W  W NW NW NW  N
Wind spd          5  9 11 13 10 10 11  8  5  8  9 10  8  4  3  4  4  6  8 10  8
Clouds           B2 B1 SC SC SC B1 B2 B2 B1 SC SC SC SC FW SC SC SC FW SC FW FW
PoP 12hr                     20          40          10           5           5
QPF 12hr                   0.03        0.07           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S  S              C  S
Tstms             S  S              C  S
Heat index             99107102 90          89 96 98 93
Max heat              101   108    98    85    97    98    88          88    88
Heat              Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


Date          Mon 07/24/17  Tue 07/25/17  Wed 07/26/17  Thu 07/27/17
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          59    79      58    83      63    86      67    85
Temp          64 61 77 77   63 60 79 81   67 65 83 83   71 68 81 81
Dewpt         61 59 60 60   59 58 61 63   61 62 66 68   67 66 70 70
PWind dir         N    NE       E    SE      SE     S       S     S
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW FW   FW FW FW FW   FW FW SC SC   B1 B1 B1 B1
PoP 12hr          0     0       0     0       5     5      50    30
Rain shwrs                                               S  C  C  C
Tstms                                                    S  C  C  C

$$
IAZ086-212200-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
407 AM CDT Fri Jul 21 2017

Date             Fri 07/21/17            Sat 07/22/17            Sun 07/23/17
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                     100          79          96          71          91
Temp             77 88 98100 94 84 82 82 79 87 95 96 90 78 75 72 72 83 90 90 86
Dewpt            74 74 74 72 73 73 71 71 70 72 72 72 72 69 70 67 68 68 65 65 65
RH               90 63 47 41 51 70 69 69 74 61 48 46 56 74 84 84 87 61 44 44 50
Wind dir         SE  S  S  S  S  S SW SW SW  W  W NW NW  N NW SW  W  W NW NW  N
Wind spd          5  8 11 12 11 10 10 10 10 11 10  9  9  5  4  3  4  6  8  9  8
Clouds           B1 B1 SC SC SC SC SC B1 B1 SC SC SC SC SC B1 B1 B1 SC SC FW SC
PoP 12hr                     10          10          10          10          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index          97110110104 91 87       94103105 98
Max heat              110   111   100    88   105   106    91          95    94
Excess Heat       W  W  W  W  W  W  W  W  W  W  W  W  W


Date          Mon 07/24/17  Tue 07/25/17  Wed 07/26/17  Thu 07/27/17
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    84      62    86      66    90      71    89
Temp          69 65 82 82   65 64 83 84   72 69 88 88   74 71 84 83
Dewpt         62 61 60 60   59 59 60 61   61 62 65 66   67 67 70 69
PWind dir         N    NE       E    SE      SE    SE      SE     S
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW FW   FW FW FW FW   FW FW FW SC   SC B1 B1 SC
PoP 12hr          5     0       0     0       0     5      30    30
Rain shwrs                                                  C  C  S
Tstms                                                       C  C  S

$$



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