Point Forecast Matrices
Issued by NWS Des Moines, IA

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FOUS53 KDMX 200844
PFMDMX

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE DES MOINES IA
343 AM CDT MON APR 20 2015

IAZ060-202200-
DES MOINES-POLK IA
41.54N  93.65W ELEV. 924 FT
343 AM CDT MON APR 20 2015

DATE             MON 04/20/15            TUE 04/21/15            WED 04/22/15
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                      57          36          60          35          56
TEMP          45 43 48 53 57 55 45 41 38 38 52 59 60 56 46 42 38 36 47 53 56 53
DEWPT         37 36 34 32 29 27 26 21 25 21 25 26 26 25 29 28 29 26 25 22 23 26
RH            73 76 58 44 34 34 47 44 59 50 35 28 27 30 51 57 70 67 42 29 27 35
WIND DIR      NW NW NW NW  W  W  W  W  W  W  W  W NW NW NW NW NW NW NW NW NW NW
WIND SPD      17 17 21 25 26 21 11 10  9 10 17 20 21 17  8  8  6  6 10 13 13 10
WIND GUST              40 41
CLOUDS        B1 SC SC SC SC SC SC FW FW FW FW FW SC SC SC FW FW CL FW FW FW FW
POP 12HR                     10           5           5           0           5
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
WIND CHILL    38 35                35 31 31                      30
MIN CHILL        35    36          35    29    34          37    29    32
WIND                    Y  Y


DATE          THU 04/23/15  FRI 04/24/15  SAT 04/25/15  SUN 04/26/15
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          33    57      40    57      40    58      42    61
TEMP          38 34 53 55   44 41 54 55   44 41 55 56   46 43 58 59
DEWPT         24 26 25 27   27 30 30 33   31 32 31 29   34 35 35 37
PWIND DIR        NW     N      NE     E       E    NE      NE     N
WIND CHAR        LT    LT      LT    GN      GN    GN      GN    GN
AVG CLOUDS    FW FW SC SC   SC SC B1 B1   B2 B2 B1 B1   B1 B1 B1 B1
POP 12HR          0     5      10    20      40    30      20    20
RAIN SHWRS                         S  S    C  C  C  C    S  S  S  S
TSTMS                              S  S          S  S

$$
IAZ039-202200-
WATERLOO/CEDAR FALLS-BLACK HAWK IA
42.55N  92.40W ELEV. 865 FT
343 AM CDT MON APR 20 2015

DATE             MON 04/20/15            TUE 04/21/15            WED 04/22/15
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                      53          35          55          31          52
TEMP          44 43 46 51 53 51 45 40 36 36 46 51 55 51 44 38 33 32 43 48 52 48
DEWPT         40 36 33 31 31 31 31 28 28 25 27 25 24 23 25 24 26 25 23 20 20 21
RH            86 76 60 46 43 46 58 62 72 64 47 36 30 33 47 57 75 75 45 33 28 34
WIND DIR      NW NW NW NW  W  W  W  W  W  W  W  W  W NW NW NW NW NW NW NW NW NW
WIND SPD      18 21 26 27 27 23 13 11 10 12 23 26 24 19 11 11 10 10 16 20 20 16
WIND GUST              39 39                   36 35                      31
CLOUDS        OV B2 B1 B2 B2 B1 B1 SC SC FW SC SC SC SC SC FW FW FW FW FW FW FW
POP 12HR                     30          10          10          10           5
QPF 12HR                   0.01           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS     S        S  C
WIND CHILL    36 34 37          39 33 29 28 37          38 31 25 24 35
MIN CHILL        34    34          33    26    29          30    22    27


DATE          THU 04/23/15  FRI 04/24/15  SAT 04/25/15  SUN 04/26/15
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          30    54      33    55      35    56      36    60
TEMP          36 31 50 51   38 34 51 52   40 36 52 53   41 37 56 57
DEWPT         20 22 21 22   26 27 29 31   30 30 28 30   31 31 33 33
PWIND DIR        NW    NW      NW     E       E    NE      NE     N
WIND CHAR        GN    GN      LT    GN      GN    GN      GN    GN
AVG CLOUDS    FW FW SC FW   FW SC SC SC   SC SC SC SC   B1 SC SC SC
POP 12HR          0     5       5    10      20    20      10    10
RAIN SHWRS                                 S  S  S  S

$$
IAZ048-202200-
AMES-STORY IA
41.99N  93.62W ELEV. 936 FT
343 AM CDT MON APR 20 2015

DATE             MON 04/20/15            TUE 04/21/15            WED 04/22/15
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                      55          34          58          33          53
TEMP          43 41 45 51 55 53 44 40 35 35 49 58 58 56 46 41 35 34 45 51 53 52
DEWPT         37 36 34 32 30 27 26 22 24 22 25 26 25 24 27 26 27 25 25 21 21 24
RH            79 82 65 48 38 36 49 48 64 59 39 29 28 29 47 55 72 69 45 30 28 33
WIND DIR      NW NW NW NW  W  W  W  W  W  W  W  W NW NW NW NW NW NW NW NW NW NW
WIND SPD      23 18 25 27 27 23 12 10  9 11 19 23 21 17 10  9  9  8 12 14 16 12
WIND GUST           35 42 42
CLOUDS        B2 SC SC B1 B1 SC SC FW FW FW FW FW SC SC SC FW FW CL FW FW FW FW
POP 12HR                     20          10           5           5           5
QPF 12HR                   0.01           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS              S  S
WIND CHILL    34 32 36          38 33 28 27                35 28 27 39
MIN CHILL        32    33          32    26    31          34    26    30
WIND                    Y  Y


DATE          THU 04/23/15  FRI 04/24/15  SAT 04/25/15  SUN 04/26/15
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          32    55      36    55      37    58      39    60
TEMP          37 33 51 53   41 37 52 53   41 38 54 56   44 40 56 57
DEWPT         23 24 23 24   26 29 30 33   32 31 30 30   33 34 35 36
PWIND DIR        NW     N      NE     E       E    NE      NE     N
WIND CHAR        LT    LT      GN    GN      GN    GN      GN    GN
AVG CLOUDS    FW FW SC SC   SC SC SC B1   B1 B1 B1 B1   B1 B1 B1 B1
POP 12HR          0     5      10    20      40    20      20    10
RAIN SHWRS                         S  S    C  C  S  S    S  S
TSTMS                              S  S

$$
IAZ004-202200-
ESTHERVILLE-EMMET IA
43.40N  94.75W ELEV. 1315 FT
343 AM CDT MON APR 20 2015

DATE             MON 04/20/15            TUE 04/21/15            WED 04/22/15
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                      52          32          53          30          52
TEMP          41 40 44 49 52 50 44 39 34 33 42 49 53 49 42 35 32 31 42 49 52 50
DEWPT         36 33 30 29 27 24 24 23 23 22 24 23 22 21 21 22 22 21 19 17 16 20
RH            82 76 57 46 38 36 45 52 64 63 48 36 29 33 43 59 66 66 39 28 24 30
WIND DIR      NW NW NW NW NW NW NW NW  W  W NW NW NW NW NW NW NW NW NW NW NW NW
WIND SPD      19 20 26 31 31 26 16 13 12 13 23 28 26 21 13 12 11 11 16 20 23 17
WIND GUST           36 44 46                   40 36
CLOUDS        B1 B1 B1 B1 B1 B1 SC SC SC FW FW SC SC SC FW FW CL FW FW FW FW FW
POP 12HR                     30          10          10           5           0
QPF 12HR                   0.01           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS              S  C
WIND CHILL    32 30 34          37 31 25 23 32          35 27 23 21 34
MIN CHILL        30    30          30    21    23          26    19    24
WIND                    Y  Y


DATE          THU 04/23/15  FRI 04/24/15  SAT 04/25/15  SUN 04/26/15
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          30    52      32    55      35    54      35    59
TEMP          35 31 48 49   37 33 51 52   40 36 51 52   40 36 55 56
DEWPT         20 19 18 21   23 24 26 25   27 27 27 28   30 29 30 34
PWIND DIR        NW    NW       N     E       E    NE       N    NE
WIND CHAR        GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    FW FW SC FW   FW SC SC SC   SC B1 B1 B1   B1 SC SC SC
POP 12HR          0     5      10    10      20    20      10    10
RAIN SHWRS                                 S  S  S  S

$$
IAZ035-202200-
FORT DODGE-WEBSTER IA
42.55N  94.18W ELEV. 1165 FT
343 AM CDT MON APR 20 2015

DATE             MON 04/20/15            TUE 04/21/15            WED 04/22/15
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                      54          33          57          32          53
TEMP          42 39 44 50 54 52 45 39 35 34 46 54 57 54 46 40 35 33 44 50 53 51
DEWPT         36 33 32 30 28 24 24 22 24 22 25 24 24 20 25 24 25 24 22 18 19 21
RH            79 79 62 46 36 33 43 50 64 61 43 31 28 26 43 52 66 69 41 28 26 30
WIND DIR      NW NW NW NW NW  W  W  W  W  W NW NW NW NW NW NW NW NW NW NW NW NW
WIND SPD      20 17 25 27 29 24 13 10  9 11 20 24 21 18 10 10  9  8 13 17 18 13
WIND GUST           35 41 43
CLOUDS        B1 B1 SC B1 B1 SC SC SC FW FW FW SC SC SC FW FW FW CL FW FW FW FW
POP 12HR                     30          10          10           0           0
QPF 12HR                   0.01           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS              S  C
WIND CHILL    33 30 35          39 32 28 26 39             33 28 26 37
MIN CHILL        30    31          32    25    28          33    25    28
WIND                    Y  Y


DATE          THU 04/23/15  FRI 04/24/15  SAT 04/25/15  SUN 04/26/15
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          32    54      34    55      36    56      38    60
TEMP          37 33 50 51   39 35 51 53   41 37 52 54   42 39 56 57
DEWPT         21 22 21 23   25 26 30 31   30 29 30 30   32 30 35 35
PWIND DIR         N     N       N     E       E    NE      NE     N
WIND CHAR        GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    FW FW SC SC   FW SC SC SC   B1 B1 B1 B1   B1 B1 B1 B1
POP 12HR          0     5      10    10      20    20      20    10
RAIN SHWRS                                 S  S  S  S    S  S

$$
IAZ094-202200-
LAMONI-DECATUR IA
40.63N  93.90W ELEV. 1125 FT
343 AM CDT MON APR 20 2015

DATE             MON 04/20/15            TUE 04/21/15            WED 04/22/15
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                      59          37          62          37          56
TEMP          44 43 50 55 59 56 44 42 38 39 54 60 62 57 49 47 43 37 48 53 56 54
DEWPT         37 36 35 33 29 26 27 24 26 25 27 27 26 31 32 30 30 27 28 25 25 28
RH            76 76 56 43 32 31 51 48 62 57 35 28 25 37 52 51 60 67 46 33 30 36
WIND DIR      NW NW NW NW  W  W  W  W  W  W  W  W  W NW NW NW  N  N  N  N NW NW
WIND SPD      17 17 23 23 23 18 10  9  9  9 16 18 17 14  6  8  6  6 10 10  8  6
WIND GUST              33 33
CLOUDS        SC SC FW FW SC FW FW FW FW FW FW FW SC SC SC SC SC FW SC FW FW FW
POP 12HR                      5           0           5           5           5
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
WIND CHILL    36 35                   32 33
MIN CHILL        35    37          35    30    37                32    35


DATE          THU 04/23/15  FRI 04/24/15  SAT 04/25/15  SUN 04/26/15
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          34    59      41    58      41    59      42    61
TEMP          40 35 55 57   45 42 55 56   45 42 56 57   46 43 58 59
DEWPT         27 29 30 32   33 32 34 37   36 35 36 35   36 36 39 40
PWIND DIR        NW    NE      NE     E       E    NE      NE    NE
WIND CHAR        LT    LT      LT    GN      GN    GN      LT    GN
AVG CLOUDS    FW SC SC SC   SC SC B1 B1   B2 B2 B2 B1   B2 SC B1 B1
POP 12HR          5     5      10    30      50    30      20    20
RAIN SHWRS                         C  C    C  C  C  C    S  S  S  S
TSTMS                              S  S    S  S  S  S

$$
IAZ017-202200-
MASON CITY-CERRO GORDO IA
43.16N  93.33W ELEV. 1189 FT
343 AM CDT MON APR 20 2015

DATE             MON 04/20/15            TUE 04/21/15            WED 04/22/15
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                      52          33          52          30          50
TEMP          41 39 43 48 52 50 44 39 34 34 42 48 52 47 42 36 32 31 40 46 50 47
DEWPT         36 33 31 31 29 29 27 28 27 26 27 25 23 22 23 24 24 23 21 18 18 20
RH            82 79 62 51 41 44 51 64 75 72 55 40 32 37 46 61 72 72 46 32 28 34
WIND DIR      NW NW NW NW  W NW NW  W  W  W NW NW NW NW NW NW NW NW NW NW NW NW
WIND SPD      25 23 25 29 28 24 16 13 12 14 23 26 25 20 13 12 11 12 17 21 21 17
WIND GUST           35 43 42                33 36 36
CLOUDS        B2 B1 B1 B2 B2 B2 B1 SC SC SC SC SC SC SC SC FW FW FW FW FW FW FW
POP 12HR                     30          10          10           5           5
QPF 12HR                   0.01           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS              S  C
WIND CHILL    31 28 33 39       36 31 25 24 32          34 28 23 21 31 38
MIN CHILL        28    30          30    23    24          28    20    23    39
WIND                    Y  Y


DATE          THU 04/23/15  FRI 04/24/15  SAT 04/25/15  SUN 04/26/15
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          30    52      32    54      35    56      35    59
TEMP          34 31 48 49   37 33 50 52   40 36 52 53   40 36 55 56
DEWPT         19 20 20 20   23 25 27 30   27 28 27 30   30 29 30 34
PWIND DIR        NW    NW       N     E       E    NE      NE     N
WIND CHAR        GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    FW FW FW FW   FW FW SC SC   SC SC SC B1   B1 SC B1 SC
POP 12HR          5     5       5     5      20    20      10    10
RAIN SHWRS                                 S  S  S  S

$$
IAZ049-202200-
MARSHALLTOWN-MARSHALL IA
42.11N  92.91W ELEV. 972 FT
343 AM CDT MON APR 20 2015

DATE             MON 04/20/15            TUE 04/21/15            WED 04/22/15
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                      54          34          57          33          53
TEMP          44 41 46 51 54 52 45 40 35 36 49 57 57 54 47 40 35 34 45 49 53 50
DEWPT         39 36 35 32 31 31 28 28 27 23 26 25 24 24 27 25 27 25 25 21 20 23
RH            82 82 65 48 41 44 51 62 72 59 40 29 28 31 45 55 72 69 45 33 27 34
WIND DIR      NW NW NW NW  W  W  W  W  W  W  W  W  W NW NW NW NW NW NW NW NW NW
WIND SPD      24 21 26 28 27 21 12 10 10 12 21 26 24 18 11 10  9  9 14 19 19 14
WIND GUST           36 41 41                   36 35
CLOUDS        B2 B1 B1 B1 B1 SC SC SC SC CL FW SC SC SC SC FW FW CL FW FW FW FW
POP 12HR                     30          10          10           5           5
QPF 12HR                   0.01           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS              S  C
WIND CHILL    35 31 37          39 34 28 28                34 28 27 38
MIN CHILL        31    32          33    26    30          33    25    29
WIND                    Y  Y


DATE          THU 04/23/15  FRI 04/24/15  SAT 04/25/15  SUN 04/26/15
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          31    55      34    55      36    56      38    60
TEMP          36 32 51 52   39 35 51 53   41 37 52 54   42 39 56 57
DEWPT         21 23 22 24   26 29 30 33   31 30 30 31   32 33 35 36
PWIND DIR        NW    NW       N     E       E    NE      NE     N
WIND CHAR        GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    FW FW SC SC   FW SC SC SC   B1 B1 B1 B1   B1 B1 B1 B1
POP 12HR          0     5       5    10      30    20      20    10
RAIN SHWRS                                 S  S  S  S    S  S

$$
IAZ086-202200-
OTTUMWA-WAPELLO IA
41.11N  92.45W ELEV. 836 FT
343 AM CDT MON APR 20 2015

DATE             MON 04/20/15            TUE 04/21/15            WED 04/22/15
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                      58          36          62          36          54
TEMP          47 45 50 55 58 54 45 42 37 38 53 60 62 56 47 44 38 37 47 52 54 52
DEWPT         41 38 38 34 32 30 28 27 27 26 26 25 23 27 28 27 30 28 26 24 23 26
RH            79 76 63 45 37 40 51 55 67 62 35 26 22 32 47 51 73 70 43 33 30 36
WIND DIR      NW NW NW  W  W  W  W  W  W  W  W  W  W NW  W NW NW NW NW NW NW NW
WIND SPD      16 20 24 24 24 17 12 10 10 11 18 21 23 16  9  8  6  9 12 14 14 11
WIND GUST              34 34
CLOUDS        B2 B1 SC SC B1 SC SC FW FW FW FW FW SC SC SC SC SC FW FW FW FW FW
POP 12HR                     20           5          10           5           5
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS              S  S
WIND CHILL       37             39 36 30 31                      31
MIN CHILL        37    38          35    27    36          39    30    33


DATE          THU 04/23/15  FRI 04/24/15  SAT 04/25/15  SUN 04/26/15
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          33    58      38    57      38    58      41    62
TEMP          38 34 54 55   43 39 54 55   43 39 54 56   45 42 58 59
DEWPT         24 26 26 28   28 31 31 36   32 32 33 34   35 35 37 38
PWIND DIR        NW     N       N     E       E    NE      NE     N
WIND CHAR        LT    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    FW FW FW SC   SC SC B1 B1   B1 B2 B1 B1   B1 B1 B1 B1
POP 12HR          5     5      10    20      40    30      20    10
RAIN SHWRS                         S  S    C  C  C  C    S  S
TSTMS                              S  S          S  S

$$



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