Point Forecast Matrices
Issued by NWS Des Moines, IA

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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE DES MOINES IA
629 PM CDT WED SEP 2 2015

IAZ060-031000-
DES MOINES-POLK IA
41.54N  93.65W ELEV. 924 FT
629 PM CDT WED SEP 2 2015

DATE           09/02/15      THU 09/03/15            FRI 09/04/15            SAT
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                      69          93          71          92          72
TEMP             84 78 74 72 72 83 90 93 87 80 77 74 72 83 89 92 85 78 76 73 72
DEWPT            68 70 68 67 66 69 71 71 72 69 67 66 65 70 70 69 71 68 67 66 65
RH               59 76 82 84 81 63 54 49 61 69 71 76 79 65 54 47 63 71 74 79 79
WIND DIR          S  S  S  S  S SW  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
WIND SPD         10  6  6  6  6  9 10 11  8  8  8  6  6 11 12 13  8  8  9  8  8
CLOUDS           FW FW FW FW FW FW FW FW FW FW FW FW FW SC FW SC FW FW SC FW SC
POP 12HR                      0           5           0           5           5
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
HEAT INDEX                         96 99 93                95    90
MAX HEAT         89    85          96   100    89          96    97    87


DATE           09/05  SUN 09/06/15  MON 09/07/15  TUE 09/08/15  WED 09/09/15
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    89      69    83      63    77      61    77
TEMP          87 84   73 70 87 84   72 69 81 78   66 63 75 73   64 61 75 72
DEWPT         70 69   68 67 70 69   68 66 68 65   60 58 63 64   62 59 59 59
PWIND DIR         S       S     S       S     W      NE     E       E     N
WIND CHAR        GN      GN    GN      GN    LT      LT    GN      LT    GN
AVG CLOUDS    SC SC   SC SC SC SC   SC B1 B1 SC   SC B1 B1 B1   B1 B1 B1 SC
POP 12HR          5      10    20      60    20      40    40      40    20
RAIN SHWRS                   S  S    L  L  S  S    C  C  C  C    C  C  S  S
TSTMS                        S  S    L  L  S  S    C  C  C  C    C  C  S  S

$$
IAZ039-031000-
WATERLOO/CEDAR FALLS-BLACK HAWK IA
42.55N  92.40W ELEV. 865 FT
629 PM CDT WED SEP 2 2015

DATE           09/02/15      THU 09/03/15            FRI 09/04/15            SAT
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                      68          90          67          89          68
TEMP             81 76 72 70 69 80 87 90 84 77 73 70 68 81 86 89 82 74 72 70 68
DEWPT            70 70 68 67 66 70 72 71 73 70 68 67 66 70 70 68 71 68 67 67 66
RH               69 82 87 90 90 72 61 54 70 79 84 90 93 69 59 50 69 82 84 90 93
WIND DIR          S  S  S  S  S SW  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
WIND SPD         10  6  6  6  4  5  8 10  5  5  5  5  5  8 10 11  6  9  8  8  6
CLOUDS           FW FW FW FW FW CL FW FW CL FW FW FW FW FW FW FW FW FW FW FW SC
POP 12HR                      5          10           5           5           5
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
HEAT INDEX                         93 97 90                91    87
MAX HEAT         87                95    98    87          91    94


DATE           09/05  SUN 09/06/15  MON 09/07/15  TUE 09/08/15  WED 09/09/15
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          88      70    87      66    81      59    76      57    74
TEMP          85 84   73 70 85 82   70 66 79 76   63 59 74 71   60 57 72 69
DEWPT         70 70   67 66 70 69   69 65 67 64   58 55 60 62   58 55 58 57
PWIND DIR         S       S     S       S     W       N     E       E     N
WIND CHAR        GN      LT    GN      GN    LT      LT    GN      LT    GN
AVG CLOUDS    SC SC   SC SC SC SC   SC B2 B1 SC   FW SC SC B1   B1 B1 SC SC
POP 12HR          5      10    20      60    20      20    30      30    20
RAIN SHWRS                   S  S    L  L  S  S    S  S  C  C    C  C  S  S
TSTMS                        S  S    L  L  S  S    S  S  C  C    C  C  S  S

$$
IAZ048-031000-
AMES-STORY IA
41.99N  93.62W ELEV. 936 FT
629 PM CDT WED SEP 2 2015

DATE           09/02/15      THU 09/03/15            FRI 09/04/15            SAT
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                      68          91          67          88          68
TEMP             82 75 71 70 69 80 88 91 84 76 73 70 68 79 86 88 82 75 73 70 68
DEWPT            71 71 69 67 66 70 72 72 73 69 68 67 65 70 71 70 72 68 67 67 66
RH               69 87 93 90 90 72 59 54 70 79 84 90 90 74 61 55 72 79 81 90 93
WIND DIR          S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
WIND SPD         10  6  6  6  6  8  9 11  8  8  8  6  6 10 12 13  9  8  9  9  8
CLOUDS           FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC FW FW SC SC SC
POP 12HR                      0           5           0           5           5
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
HEAT INDEX                         95 98 90                91 93 87
MAX HEAT         89                95    99    85          93    94    85


DATE           09/05  SUN 09/06/15  MON 09/07/15  TUE 09/08/15  WED 09/09/15
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          87      70    86      66    81      60    76      57    74
TEMP          85 83   73 70 84 81   69 66 79 76   64 60 74 71   60 57 72 69
DEWPT         71 71   68 67 71 71   69 65 66 65   59 58 63 64   60 57 59 59
PWIND DIR         S       S     S       S     W       N     E       E     N
WIND CHAR        GN      GN    GN      GN    LT      LT    LT      LT    GN
AVG CLOUDS    SC SC   SC SC SC SC   B1 B1 B1 SC   SC B1 B1 B1   B1 B1 B1 SC
POP 12HR          5      10    20      60    20      30    40      40    10
RAIN SHWRS                   S  S    L  L  S  S    C  C  C  C    C  C
TSTMS                        S  S    L  L  S  S    C  C  C  C    C  C

$$
IAZ004-031000-
ESTHERVILLE-EMMET IA
43.40N  94.75W ELEV. 1315 FT
629 PM CDT WED SEP 2 2015

DATE           09/02/15      THU 09/03/15            FRI 09/04/15            SAT
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                      67          90          67          84          68
TEMP             80 74 70 69 68 79 87 90 84 77 74 70 68 77 82 84 79 75 73 70 68
DEWPT            72 71 69 66 65 70 72 72 74 71 69 66 65 68 70 69 71 69 67 67 66
RH               77 90 97 90 90 74 61 56 72 82 84 87 90 74 67 61 77 82 81 90 93
WIND DIR          S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
WIND SPD         10  5  5  6  6  8 10 12  9 10  9  9 10 14 16 18 12 13 13 12 12
CLOUDS           FW FW FW FW FW CL CL CL CL FW FW SC SC SC SC SC SC SC B1 SC B1
POP 12HR                      0           5           5           5          10
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                                                    S
TSTMS                                                                         S
HEAT INDEX                         94 97 91
MAX HEAT         85                94    97    87          86    88


DATE           09/05  SUN 09/06/15  MON 09/07/15  TUE 09/08/15  WED 09/09/15
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          84      70    83      60    77      57    75      54    72
TEMP          82 81   73 70 81 77   64 60 75 72   60 57 73 70   58 54 70 67
DEWPT         71 70   68 67 71 70   64 57 57 58   54 53 56 58   55 52 53 54
PWIND DIR         S       S     S      SW    NW      NW     E      NE    NW
WIND CHAR        BZ      GN    GN      GN    GN      LT    GN      GN    GN
AVG CLOUDS    SC SC   B1 B1 B1 SC   B1 SC SC FW   FW SC B1 SC   B1 SC SC SC
POP 12HR         20      30    30      50    10      10    30      40    10
RAIN SHWRS     S  S    C  C  C  C    C  C                C  C    C  C
TSTMS          S  S    C  C  C  C    C  C                C  C    C  C

$$
IAZ035-031000-
FORT DODGE-WEBSTER IA
42.55N  94.18W ELEV. 1165 FT
629 PM CDT WED SEP 2 2015

DATE           09/02/15      THU 09/03/15            FRI 09/04/15            SAT
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                      68          91          68          88          70
TEMP             82 75 71 70 68 81 88 91 84 78 74 71 69 80 86 88 83 78 75 72 70
DEWPT            71 71 69 67 65 70 73 74 74 70 68 66 65 70 72 71 72 68 67 67 66
RH               69 87 93 90 90 69 61 58 72 76 82 84 87 72 63 57 70 71 76 84 87
WIND DIR          S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
WIND SPD          9  6  6  6  6  6 10 11  8  9  8  8  8 12 13 16 11 11 11 11 10
CLOUDS           FW FW FW FW FW CL FW FW FW FW FW FW FW FW FW SC SC FW SC SC B1
POP 12HR                      0           5           5           5           5
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
HEAT INDEX                         96101 91                92 94 88
MAX HEAT         89                96   101    87          92    94    85


DATE           09/05  SUN 09/06/15  MON 09/07/15  TUE 09/08/15  WED 09/09/15
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          87      70    85      65    79      59    75      56    73
TEMP          85 83   73 70 83 80   68 65 77 74   62 59 73 70   59 56 71 68
DEWPT         72 71   67 67 71 70   67 62 62 61   57 55 60 60   57 54 56 56
PWIND DIR         S       S     S       S    NW       N    SE      NE     N
WIND CHAR        GN      GN    GN      GN    GN      LT    LT      LT    GN
AVG CLOUDS    SC SC   SC B1 SC SC   B1 B2 SC FW   FW SC B1 B1   B1 SC SC SC
POP 12HR         10      20    20      60    10      20    40      40    10
RAIN SHWRS             S  S  S  S    L  L          S  S  C  C    C  C
TSTMS                  S  S  S  S    L  L          S  S  C  C    C  C

$$
IAZ094-031000-
LAMONI-DECATUR IA
40.63N  93.90W ELEV. 1125 FT
629 PM CDT WED SEP 2 2015

DATE           09/02/15      THU 09/03/15            FRI 09/04/15            SAT
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                      69          90          69          90          70
TEMP             81 76 72 70 71 79 87 90 84 77 75 72 70 82 88 90 84 76 75 71 70
DEWPT            70 68 67 68 66 69 69 68 70 68 66 66 64 69 69 68 70 67 66 66 65
RH               69 76 84 93 84 72 55 49 63 74 74 81 81 65 54 49 63 74 74 84 84
WIND DIR          S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
WIND SPD         11  8  8  6  6 11 12 13  8  8  8  6  6 10 12 13  9  8  8  6  6
CLOUDS           SC FW FW FW SC FW FW FW FW FW FW SC FW FW FW FW SC FW SC FW SC
POP 12HR                     10           0           0           5           0
QPF 12HR                      0        0.04           0           0           0
SNOW 12HR                 00-00       00-00       00-00
HEAT INDEX                         92    89
MAX HEAT         86                93    96    87          94    95    85


DATE           09/05  SUN 09/06/15  MON 09/07/15  TUE 09/08/15  WED 09/09/15
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      71    88      69    83      64    78      61    77
TEMP          87 85   74 71 86 83   72 69 81 78   67 64 76 74   64 61 75 72
DEWPT         70 69   68 67 70 69   69 67 69 69   64 62 66 67   63 61 63 62
PWIND DIR         S       S     S       S     S      NE     E      SE     N
WIND CHAR        GN      GN    GN      GN    LT      LT    GN      LT    GN
AVG CLOUDS    SC SC   SC SC SC SC   SC B2 B2 SC   SC B1 B2 B1   B1 B1 B1 B1
POP 12HR          5      10    20      60    40      50    50      40    20
RAIN SHWRS                   S  S    L  L  C  C    C  C  C  C    C  C  S  S
TSTMS                        S  S    L  L  C  C    C  C  C  C    C  C  S  S

$$
IAZ017-031000-
MASON CITY-CERRO GORDO IA
43.16N  93.33W ELEV. 1189 FT
629 PM CDT WED SEP 2 2015

DATE           09/02/15      THU 09/03/15            FRI 09/04/15            SAT
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                      67          90          66          88          68
TEMP             81 75 71 70 68 80 87 90 84 75 72 69 67 80 86 88 82 74 72 70 68
DEWPT            71 71 69 66 65 71 73 74 75 71 69 67 66 70 71 71 72 69 68 67 66
RH               72 87 93 87 90 74 63 60 74 87 90 93 97 72 61 57 72 84 87 90 93
WIND DIR          S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
WIND SPD         10  4  6  5  5  5  8 10  6  6  6  6  6 11 12 14 10 10 10 10  9
CLOUDS           FW FW FW FW CL CL FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC
POP 12HR                      5          10           5           5           5
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
HEAT INDEX                         94 98 91                91 94 87
MAX HEAT         89                94    99    88          92    94


DATE           09/05  SUN 09/06/15  MON 09/07/15  TUE 09/08/15  WED 09/09/15
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          86      70    85      64    79      57    75      56    73
TEMP          84 82   73 70 83 80   68 64 77 74   61 57 73 70   59 56 71 68
DEWPT         72 72   68 67 71 71   68 63 62 61   56 54 59 59   56 54 56 56
PWIND DIR         S       S     S       S     W      NW     E      NE     N
WIND CHAR        GN      GN    GN      GN    GN      LT    GN      LT    GN
AVG CLOUDS    SC SC   SC SC B1 SC   B1 B2 SC FW   FW SC SC B1   B1 SC SC SC
POP 12HR         10      20    20      60    10      10    30      40    10
RAIN SHWRS             S  S  S  S    L  L                C  C    C  C
TSTMS                  S  S  S  S    L  L                C  C    C  C

$$
IAZ049-031000-
MARSHALLTOWN-MARSHALL IA
42.11N  92.91W ELEV. 972 FT
629 PM CDT WED SEP 2 2015

DATE           09/02/15      THU 09/03/15            FRI 09/04/15            SAT
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                      68          91          68          88          69
TEMP             81 75 71 70 70 81 87 91 84 77 74 71 69 80 86 88 82 76 74 71 69
DEWPT            71 70 68 67 65 71 72 71 74 69 68 66 65 70 70 69 72 68 67 67 66
RH               72 84 90 90 84 72 61 52 72 76 82 84 87 72 59 54 72 76 79 87 90
WIND DIR          S  S  S  S  S SW  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
WIND SPD          9  6  6  8  6  8  9 10  6  6  6  6  6  9 11 12  8  9  9  8  6
CLOUDS           FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC
POP 12HR                      5           5           0           5           5
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
HEAT INDEX                         94 97 92                91    87
MAX HEAT         87                95    98    87          91    93    83


DATE           09/05  SUN 09/06/15  MON 09/07/15  TUE 09/08/15  WED 09/09/15
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          87      70    86      67    81      60    75      57    74
TEMP          85 83   73 70 84 81   70 67 79 76   64 60 73 71   60 57 72 69
DEWPT         71 71   67 67 71 70   69 66 68 65   59 57 62 64   60 56 59 59
PWIND DIR         S       S     S       S     W       N     E       E     N
WIND CHAR        GN      GN    GN      GN    LT      LT    GN      LT    GN
AVG CLOUDS    SC SC   SC SC SC SC   SC B2 B1 SC   SC B1 SC B1   B1 B1 B1 SC
POP 12HR          5      10    20      60    20      30    30      30    20
RAIN SHWRS                   S  S    L  L  S  S    C  C  C  C    C  C  S  S
TSTMS                        S  S    L  L  S  S    C  C  C  C    C  C  S  S

$$
IAZ086-031000-
OTTUMWA-WAPELLO IA
41.11N  92.45W ELEV. 836 FT
629 PM CDT WED SEP 2 2015

DATE           09/02/15      THU 09/03/15            FRI 09/04/15            SAT
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                      69          90          67          89          69
TEMP             82 77 73 72 70 81 87 90 84 76 73 70 68 82 88 89 83 76 73 71 69
DEWPT            70 69 68 67 66 70 70 69 72 69 67 67 65 70 69 68 71 68 67 67 66
RH               67 76 84 84 87 69 57 50 67 79 81 90 90 67 54 50 67 76 81 87 90
WIND DIR          S  S  S  S  S SW SW SW  S  S  S  S  S  S  S  S  S  S  S  S  S
WIND SPD         10  6  6  8  6 10 10 10  6  6  6  5  4  8 10 11  6  8  6  6  5
CLOUDS           SC SC FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC FW SC
POP 12HR                     10           5           0           5           5
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
HEAT INDEX                         92 95 90                93 94 88
MAX HEAT         89    85          93    96    86          94    95    85


DATE           09/05  SUN 09/06/15  MON 09/07/15  TUE 09/08/15  WED 09/09/15
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    89      68    83      63    78      60    76
TEMP          87 85   73 70 86 84   72 68 81 78   66 63 76 74   63 60 74 71
DEWPT         69 69   68 67 70 69   69 67 70 69   65 62 65 66   63 60 61 62
PWIND DIR         S       S     S       S    SW       N    NE      SE     N
WIND CHAR        GN      LT    GN      GN    LT      LT    GN      GN    GN
AVG CLOUDS    SC SC   SC SC SC SC   SC B2 B2 SC   SC B1 B2 B1   B1 B2 B1 SC
POP 12HR         10      10    20      50    40      40    40      50    20
RAIN SHWRS                   S  S    C  C  C  C    C  C  C  C    C  C  S  S
TSTMS                        S  S    C  C  C  C    C  C  C  C    C  C  S  S

$$



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