Point Forecast Matrices
Issued by NWS Des Moines, IA

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000
FOUS53 KDMX 210944
PFMDMX

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE DES MOINES IA
444 AM CDT TUE MAY 21 2013

IAZ060-212200-
DES MOINES-POLK IA
41.54N  93.65W ELEV. 924 FT
444 AM CDT TUE MAY 21 2013

DATE             TUE 05/21/13            WED 05/22/13            THU 05/23/13
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          53          67          52          71
TEMP             58 65 70 73 71 63 57 54 54 61 64 66 66 59 55 52 54 63 69 71 69
DEWPT            53 53 52 51 51 49 48 47 46 47 49 49 48 49 49 49 48 48 48 48 48
RH               83 65 53 46 49 60 72 77 74 60 58 54 52 69 80 89 80 58 47 44 47
WIND DIR          W SW SW SW  W  W  W  W  W  W  W NW NW NW NW  N  N  N NE NE NE
WIND SPD          9 13 14 14 11  8  5  5  6  9 12 12 11 11 11 11 11 12 13 11  9
CLOUDS           SC B1 B1 SC B1 B1 B1 B2 OV OV OV OV OV OV OV B2 B1 B1 SC SC SC
POP 12HR                     10          20          30          20           5
QPF 12HR                      0           0        0.02           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                S  C  C  C  S  S
TSTMS                                        S  S


DATE          FRI 05/24/13  SAT 05/25/13  SUN 05/26/13  MON 05/27/13
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          50    72      55    70      57    74      61    78
TEMP          55 54 69 70   60 56 68 68   60 58 72 73   64 62 75 77
DEWPT         46 45 48 49   50 51 57 57   57 55 60 60   57 56 61 62
PWIND DIR         E    SE      SE    SE      SE    SE      SE    SE
WIND CHAR        LT    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    FW FW SC SC   SC B2 B2 B2   B1 B2 B2 B1   B1 B2 B2 B1
POP 12HR          0    10      40    50      40    40      40    40
RAIN SHWRS                   C  C  C  C    C  C  C  C    C  C  C  C
TSTMS                        C  C  C  C    C  C  C  C    C  C  C  C

$$
IAZ039-212200-
WATERLOO/CEDAR FALLS-BLACK HAWK IA
42.55N  92.40W ELEV. 865 FT
444 AM CDT TUE MAY 21 2013

DATE             TUE 05/21/13            WED 05/22/13            THU 05/23/13
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                      74          52          65          48          69
TEMP             59 66 71 74 70 60 57 53 53 61 64 63 61 55 53 49 49 61 67 69 66
DEWPT            56 56 55 53 53 52 51 50 50 50 50 50 50 50 50 48 47 46 46 45 45
RH               90 70 57 48 55 75 80 89 89 67 60 62 67 83 89 96 93 58 47 42 47
WIND DIR         SW SW SW SW  W  W  W  W  W  W  W NW NW  N  N  N  N  N NE NE NE
WIND SPD          9 12 14 16 11  5  2  2  4  5  8 10 12 12 12 13 13 14 14 13 11
CLOUDS           SC B1 B1 B1 B1 B1 B1 B2 B2 OV OV OV OV OV OV B2 B1 B1 SC SC FW
POP 12HR                     10          20          50          40           5
QPF 12HR                      0           0        0.07        0.02           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                C  C  C  C  C  C  S  S
TSTMS                                        S  S  S


DATE          FRI 05/24/13  SAT 05/25/13  SUN 05/26/13  MON 05/27/13
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          44    69      51    64      53    69      56    73
TEMP          50 48 68 65   54 52 62 63   55 54 66 68   57 58 69 73
DEWPT         42 41 46 47   46 47 51 52   52 52 56 55   53 53 57 58
PWIND DIR         E    SE      SE    SE      SE    SE      SE    SE
WIND CHAR        LT    LT      GN    GN      GN    GN      GN    GN
AVG CLOUDS    FW FW FW SC   SC B1 B2 B2   B2 B2 B2 B2   B1 B2 B2 B2
POP 12HR          0    10      40    50      40    30      30    40
RAIN SHWRS                   C  C  C  C    C  C  C  C    C  C  C  C
TSTMS                        C  C  C  C    C  C  C  C    C  C  C  C

$$
IAZ048-212200-
AMES-STORY IA
41.99N  93.62W ELEV. 936 FT
444 AM CDT TUE MAY 21 2013

DATE             TUE 05/21/13            WED 05/22/13            THU 05/23/13
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                      72          51          64          49          69
TEMP             58 65 71 72 69 60 54 51 54 59 62 64 63 56 53 50 50 61 67 69 67
DEWPT            54 54 52 51 51 50 49 48 48 48 49 49 49 49 49 48 47 47 48 47 47
RH               86 68 51 48 53 69 83 89 80 67 62 58 60 77 86 93 89 60 50 45 49
WIND DIR          W SW SW SW  W  W  W  W  W  W  W NW NW NW  N  N  N  N NE NE NE
WIND SPD         10 12 14 14 12  8  5  5  6  9 11 11 11 12 11 11 11 13 13 12 10
CLOUDS           SC B1 B1 B1 B1 B1 B1 B2 OV OV OV OV OV OV OV B2 B1 B1 SC SC SC
POP 12HR                     10          20          30          30           5
QPF 12HR                      0           0        0.04        0.01           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                S  C  C  C  C  C
TSTMS                                        S  S


DATE          FRI 05/24/13  SAT 05/25/13  SUN 05/26/13  MON 05/27/13
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          46    70      53    68      55    71      58    75
TEMP          51 50 67 68   56 55 65 67   58 56 69 70   60 59 72 74
DEWPT         46 44 47 49   49 51 55 55   56 54 59 58   56 55 60 60
PWIND DIR         E    SE      SE    SE      SE    SE      SE    SE
WIND CHAR        LT    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    FW FW SC SC   SC B2 B2 B2   B2 B2 B2 B1   B1 B2 OV B1
POP 12HR          0    10      40    50      40    30      40    40
RAIN SHWRS                   C  C  C  C    C  C  C  C    C  C  C  C
TSTMS                        C  C  C  C    C  C  C  C    C  C  C  C

$$
IAZ004-212200-
ESTHERVILLE-EMMET IA
43.40N  94.75W ELEV. 1315 FT
444 AM CDT TUE MAY 21 2013

DATE             TUE 05/21/13            WED 05/22/13            THU 05/23/13
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                      65          49          60          45          68
TEMP             55 59 63 64 64 56 51 49 50 55 59 59 56 54 49 45 47 59 66 67 66
DEWPT            51 51 49 49 48 47 46 46 46 47 47 47 46 46 45 44 42 43 43 43 42
RH               86 75 60 58 56 72 83 89 86 74 64 64 69 74 86 96 83 55 43 42 42
WIND DIR         SW SW SW SW  W  W  W  W NW NW  N  N  N  N  N  N  N NE NE NE  E
WIND SPD         10 13 14 14 11  8  5  4  5  8 11 13 14 13 12 12 12 13 14 13 11
CLOUDS           B2 OV OV OV B2 B2 B2 OV OV OV OV OV OV B2 B2 B1 SC SC FW FW FW
POP 12HR                     10          40          50          30           0
QPF 12HR                      0        0.02        0.09        0.01           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                          S  S  C  C  C  C  C  C
WIND CHILL                                                    39
MIN CHILL                                                        39


DATE          FRI 05/24/13  SAT 05/25/13  SUN 05/26/13  MON 05/27/13
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          45    70      52    66      54    71      57    74
TEMP          49 48 67 68   55 53 63 65   58 55 69 70   58 59 72 73
DEWPT         42 42 47 47   49 50 53 53   54 53 56 55   55 54 58 57
PWIND DIR         E    SE      SE    SE      SE    SE      SE    SE
WIND CHAR        GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    FW FW SC SC   B1 B2 B2 B2   B2 B2 B2 B2   B1 B2 B2 B1
POP 12HR          5    20      50    40      40    30      40    40
RAIN SHWRS           S  S    C  C  C  C    C  C  C  C    C  C  C  C
TSTMS                S  S    C  C  C  C    C  C  C  C    C  C  C  C

$$
IAZ035-212200-
FORT DODGE-WEBSTER IA
42.55N  94.18W ELEV. 1165 FT
444 AM CDT TUE MAY 21 2013

DATE             TUE 05/21/13            WED 05/22/13            THU 05/23/13
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                      68          50          63          47          69
TEMP             57 60 66 68 65 57 53 50 52 58 61 63 60 56 52 48 48 61 67 69 67
DEWPT            52 52 51 50 49 48 47 46 46 47 48 49 49 48 47 46 45 46 46 46 46
RH               83 75 58 52 56 72 80 86 80 67 62 60 67 74 83 93 89 58 47 44 47
WIND DIR          W SW SW SW  W  W  W  W  W  W NW NW  N  N  N  N  N NE NE NE  E
WIND SPD         11 11 12 12 11  8  5  4  5  6  9 10 11 11 10 10 11 12 13 12 10
CLOUDS           B1 B1 B1 B2 B1 B2 B2 B2 OV OV OV OV OV OV OV B2 SC SC SC FW FW
POP 12HR                     10          30          50          30           5
QPF 12HR                      0        0.01        0.06        0.01           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                C  C  C  C  C  C


DATE          FRI 05/24/13  SAT 05/25/13  SUN 05/26/13  MON 05/27/13
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          46    70      53    67      55    71      58    75
TEMP          51 49 67 68   57 54 65 66   57 56 70 69   61 59 73 74
DEWPT         44 43 48 48   49 51 54 55   56 54 58 57   56 55 60 60
PWIND DIR         E    SE      SE    SE      SE    SE      SE    SE
WIND CHAR        LT    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    FW FW SC SC   B1 B2 B2 B2   B2 B2 B2 B2   B1 B2 OV B2
POP 12HR          0    20      50    50      40    40      40    40
RAIN SHWRS           S  S    C  C  C  C    C  C  C  C    C  C  C  C
TSTMS                S  S    C  C  C  C    C  C  C  C    C  C  C  C

$$
IAZ094-212200-
LAMONI-DECATUR IA
40.63N  93.90W ELEV. 1125 FT
444 AM CDT TUE MAY 21 2013

DATE             TUE 05/21/13            WED 05/22/13            THU 05/23/13
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          51          66          50          69
TEMP             57 64 70 73 70 61 57 52 52 58 64 65 63 56 53 51 51 62 66 69 67
DEWPT            52 53 53 53 53 50 48 47 46 47 49 49 48 48 48 48 48 49 50 50 50
RH               83 67 55 49 55 67 72 83 80 67 58 56 58 74 83 89 89 62 56 51 54
WIND DIR          W  W SW SW  W  W NW  W  W  W  W NW NW NW NW  N  N  N NE NE NE
WIND SPD         10 12 13 14 10  6  5  5  8 11 13 12 11 11 11 10 10 11 12 11 10
CLOUDS           SC SC SC SC B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC SC SC
POP 12HR                     10          10          20          10           5
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                S  S  S  S
TSTMS                                        S  S


DATE          FRI 05/24/13  SAT 05/25/13  SUN 05/26/13  MON 05/27/13
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          49    70      56    72      58    75      61    78
TEMP          53 53 67 69   60 57 70 71   63 58 72 74   65 62 76 76
DEWPT         47 46 50 52   52 53 60 59   59 57 62 62   61 58 63 63
PWIND DIR         E    SE      SE     S      SE    SE      SE    SE
WIND CHAR        GN    GN      GN    GN      LT    GN      GN    GN
AVG CLOUDS    FW FW SC SC   SC B2 B2 B2   B1 B2 B2 B1   B1 B1 B2 SC
POP 12HR          5    20      40    50      40    30      40    40
RAIN SHWRS           S  S    C  C  C  C    C  C  C  C    C  C  C  C
TSTMS                S  S    C  C  C  C    C  C  C  C    C  C  C  C

$$
IAZ017-212200-
MASON CITY-CERRO GORDO IA
43.16N  93.33W ELEV. 1189 FT
444 AM CDT TUE MAY 21 2013

DATE             TUE 05/21/13            WED 05/22/13            THU 05/23/13
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                      69          50          61          46          68
TEMP             58 63 68 69 66 56 53 51 52 57 60 61 58 54 50 48 47 59 66 67 66
DEWPT            55 54 53 51 50 49 48 47 47 48 49 49 49 48 47 46 45 44 44 44 43
RH               90 72 59 53 56 77 83 86 83 72 67 65 72 80 89 93 93 57 45 43 43
WIND DIR         SW SW SW SW  W  W  W  W NW NW NW NW  N  N  N  N  N NE NE NE NE
WIND SPD         10 12 14 13 11  6  4  3  4  4  6 11 14 14 13 13 13 14 14 13 11
CLOUDS           B1 B2 B2 B2 B1 B1 B2 B2 OV OV OV OV OV OV OV B1 SC SC FW FW FW
POP 12HR                     10          30          60          30           0
QPF 12HR                      0        0.01        0.10        0.01           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                C  C  L  C  C  C  S  S
TSTMS                                        S  L  S


DATE          FRI 05/24/13  SAT 05/25/13  SUN 05/26/13  MON 05/27/13
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          44    68      51    63      53    69      56    72
TEMP          48 47 67 64   54 52 60 63   54 55 67 68   57 58 69 71
DEWPT         41 41 46 47   47 49 52 52   53 52 55 55   54 53 57 57
PWIND DIR         E    SE      SE    SE      SE    SE      SE    SE
WIND CHAR        GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    FW FW FW SC   SC B2 B2 B2   B2 B2 B2 B2   B1 B2 B2 B2
POP 12HR          0    10      40    40      30    30      40    40
RAIN SHWRS                   C  C  C  C    C  C  C  C    C  C  C  C
TSTMS                        C  C  C  C    C  C  C  C    C  C  C  C

$$
IAZ049-212200-
MARSHALLTOWN-MARSHALL IA
42.11N  92.91W ELEV. 972 FT
444 AM CDT TUE MAY 21 2013

DATE             TUE 05/21/13            WED 05/22/13            THU 05/23/13
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                      72          51          65          48          69
TEMP             58 65 70 72 68 60 56 52 52 60 62 64 63 56 53 48 50 60 67 69 66
DEWPT            55 55 54 53 52 51 50 50 49 49 50 50 50 50 50 48 47 48 48 47 46
RH               90 70 57 51 57 72 80 93 89 67 65 60 62 80 89100 89 64 50 45 48
WIND DIR         SW SW SW SW  W  W  W  W  W  W  W NW NW NW  N  N  N  N NE NE NE
WIND SPD         10 13 14 17 11  6  4  4  5  8 10 11 11 12 12 12 12 13 14 13 11
CLOUDS           SC B1 B1 B1 B1 B1 B1 B2 B2 OV OV OV OV OV OV B2 B2 B1 SC SC FW
POP 12HR                     10          20          40          30           5
QPF 12HR                      0           0        0.04        0.01           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                S  C  C  C  C  C  S  S
TSTMS                                        S  S  S


DATE          FRI 05/24/13  SAT 05/25/13  SUN 05/26/13  MON 05/27/13
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          45    69      52    66      54    70      58    74
TEMP          49 49 68 65   55 53 63 65   56 55 68 69   59 60 71 74
DEWPT         44 43 46 47   47 49 54 53   54 53 57 57   55 55 59 60
PWIND DIR         E    SE      SE    SE      SE    SE      SE    SE
WIND CHAR        LT    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    FW FW FW SC   SC B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
POP 12HR          0    10      40    50      40    40      40    40
RAIN SHWRS                   C  C  C  C    C  C  C  C    C  C  C  C
TSTMS                        C  C  C  C    C  C  C  C    C  C  C  C

$$
IAZ086-212200-
OTTUMWA-WAPELLO IA
41.11N  92.45W ELEV. 836 FT
444 AM CDT TUE MAY 21 2013

DATE             TUE 05/21/13            WED 05/22/13            THU 05/23/13
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                      76          54          67          51          69
TEMP             60 66 72 76 73 64 59 55 55 62 66 66 63 58 55 52 52 59 66 69 66
DEWPT            56 58 56 56 56 54 52 51 50 50 51 50 50 50 50 50 50 50 50 49 49
RH               87 75 57 50 55 70 78 86 83 65 58 56 62 75 83 93 93 72 56 49 54
WIND DIR         SW SW SW SW SW  W  W  W  W  W  W  W NW NW NW NW  N  N  N NE NE
WIND SPD         12 12 16 14 10  6  4  4  6 10 13 13 12 12 11 11 11 12 13 12 10
CLOUDS           SC SC SC SC B1 B1 B1 B1 B2 B2 B2 B2 OV OV OV OV B2 B1 B1 SC SC
POP 12HR                     10          20          30          20          10
QPF 12HR                      0           0        0.02           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                S  C  C  C  S  S  S  S
TSTMS                                        S  S  S


DATE          FRI 05/24/13  SAT 05/25/13  SUN 05/26/13  MON 05/27/13
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          47    69      53    69      56    72      59    76
TEMP          52 51 67 67   56 55 69 65   58 57 69 71   62 60 74 75
DEWPT         46 44 46 49   47 50 56 56   55 54 59 59   56 55 61 62
PWIND DIR         E    SE      SE    SE      SE    SE      SE    SE
WIND CHAR        LT    LT      GN    LT      GN    GN      GN    GN
AVG CLOUDS    FW FW FW SC   SC B1 B2 B2   B1 B2 B2 B1   B1 B2 B2 B1
POP 12HR          0    10      30    50      40    40      30    40
RAIN SHWRS                   C  C  C  C    C  C  C  C    C  C  C  C
TSTMS                        C  C  C  C    C  C  C  C    C  C  C  C

$$



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