Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
634 AM CDT Fri Apr 20 2018

IAZ060-202200-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
634 AM CDT Fri Apr 20 2018

Date             Fri 04/20/18            Sat 04/21/18            Sun 04/22/18
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                      61          41          58          40          64
Temp             33 46 55 59 57 49 46 43 42 48 55 57 55 49 45 42 40 49 57 62 59
Dewpt            27 30 31 31 32 33 35 34 33 33 33 33 34 35 34 34 33 36 36 36 36
RH               78 53 40 34 38 54 65 70 70 56 43 40 45 58 65 73 76 61 45 38 42
Wind dir          E SE SE SE  E  E  E  E  E  E SE  E  E  E  E  E  E  E  E  E  E
Wind spd          3  5  6  6  5  4  4  4  6  8  9  9  8  6  6  6  5  8  9  9  6
Clouds           FW FW SC B1 B2 OV B2 B1 B2 B2 B2 B2 OV B2 B2 B1 B1 B1 B1 SC B1
PoP 12hr                      0          10           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Mon 04/23/18  Tue 04/24/18  Wed 04/25/18  Thu 04/26/18
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          40    64      45    64      42    59      40    66
Temp          45 41 60 62   49 47 63 59   47 42 53 58   44 42 61 64
Dewpt         35 35 41 41   39 40 44 42   38 38 38 39   36 35 41 42
PWind dir         E     E      SE    SW      NW     N      NW     W
Wind char        LT    LT      LT    LT      GN    GN      LT    LT
Avg clouds    SC SC SC SC   SC SC B1 B2   B2 B1 B1 SC   FW FW SC SC
PoP 12hr          0     0       5    30      30    20       5     5
Rain                                  C    C  S  S

$$
IAZ039-202200-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
634 AM CDT Fri Apr 20 2018

Date             Fri 04/20/18            Sat 04/21/18            Sun 04/22/18
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          36          56          35          61
Temp             28 40 49 52 51 42 39 37 38 46 52 55 52 45 41 37 36 49 56 59 56
Dewpt            26 29 30 31 33 33 34 34 34 34 34 34 34 35 34 33 32 36 35 37 37
RH               92 64 48 44 50 70 82 89 85 63 50 45 50 68 76 85 85 61 45 44 49
Wind dir         NE  E SE SE NE NE  E  E  E SE SE  E  E  E  E  E  E  E  E  E  E
Wind spd          1  3  3  3  3  3  4  4  4  5  8  8  6  5  5  4  5  8 10  9  6
Clouds           FW FW FW FW B1 B2 OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 SC SC SC B1
PoP 12hr                      0          20           5           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                S


Date          Mon 04/23/18  Tue 04/24/18  Wed 04/25/18  Thu 04/26/18
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          36    60      41    61      39    55      37    61
Temp          42 37 56 57   45 42 59 57   44 39 48 55   41 39 58 59
Dewpt         36 34 40 41   39 39 43 43   40 37 37 39   35 34 40 42
PWind dir         E     E       E     S      NW     N      NW     W
Wind char        LT    LT      LT    LT      GN    GN      LT    GN
Avg clouds    SC SC SC SC   SC SC B1 B2   B2 B2 B1 B1   SC FW FW SC
PoP 12hr          0     0       5    30      40    30       0     5
Rain                                  C    C  C  C

$$
IAZ048-202200-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
634 AM CDT Fri Apr 20 2018

Date             Fri 04/20/18            Sat 04/21/18            Sun 04/22/18
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          38          58          37          62
Temp             31 43 53 56 53 46 43 40 39 47 54 57 54 46 43 39 38 47 55 60 56
Dewpt            27 31 32 32 33 35 35 35 34 34 34 33 34 36 35 34 33 35 36 35 36
RH               85 62 44 40 46 65 73 82 82 60 46 40 46 68 73 82 82 63 49 39 47
Wind dir          E SE SE SE  E NE  E  E  E  E SE  E  E  E  E  E  E  E  E  E  E
Wind spd          2  5  5  8  5  5  5  5  6  8  9 10  9  8  6  6  5  9  9 10  6
Clouds           FW FW SC B1 B2 OV OV B2 B2 B2 B2 B2 OV B2 B2 B1 B1 B1 SC SC SC
PoP 12hr                      0          10           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Mon 04/23/18  Tue 04/24/18  Wed 04/25/18  Thu 04/26/18
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          37    62      42    62      40    57      38    64
Temp          44 38 58 59   48 43 61 56   45 40 52 56   43 40 60 61
Dewpt         36 35 40 41   40 40 43 41   39 37 37 38   36 35 40 41
PWind dir         E     E      SE    SW      NW     N      NW     W
Wind char        LT    LT      LT    GN      GN    GN      LT    GN
Avg clouds    SC SC SC SC   SC SC B1 B2   B2 B1 B1 SC   FW FW FW SC
PoP 12hr          0     0       5    30      30    20       5     5
Rain                                  C    C  C  S

$$
IAZ004-202200-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
634 AM CDT Fri Apr 20 2018

Date             Fri 04/20/18            Sat 04/21/18            Sun 04/22/18
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                      43          32          49          32          58
Temp             22 30 40 42 40 37 35 34 34 39 46 49 47 40 37 34 32 42 50 56 53
Dewpt            18 24 29 31 31 31 31 32 32 34 35 36 36 35 33 31 30 34 36 35 36
RH               84 78 64 65 70 79 85 92 92 82 65 61 65 82 85 89 92 73 58 45 52
Wind dir          S  S SE SE  E  E SE  E  E  E  E  E  E  E SE SE SE SE SE SE SE
Wind spd          4  5  8  6  4  4  4  5  4  5  6  6  6  5  5  4  3  6  8  8  6
Clouds           FW SC B1 B1 B2 OV OV B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC
PoP 12hr                      0          20           5           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                S
Wind chill       16
Min chill        15    18    36    30    28    30          31    27    30


Date          Mon 04/23/18  Tue 04/24/18  Wed 04/25/18  Thu 04/26/18
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          35    58      40    54      36    53      35    58
Temp          40 35 54 55   43 42 53 51   40 37 48 52   39 38 56 55
Dewpt         35 33 40 42   38 39 42 40   35 32 33 34   32 33 39 39
PWind dir        SE     S       S     W       N     N       W     W
Wind char        LT    LT      LT    GN      GN    GN      LT    GN
Avg clouds    SC SC SC SC   SC B1 B2 B2   B2 B1 SC FW   FW SC FW FW
PoP 12hr          0     0       5    50      30    10       5     5
Rain                               C  C    C  S
Snow                                          S

$$
IAZ035-202200-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
634 AM CDT Fri Apr 20 2018

Date             Fri 04/20/18            Sat 04/21/18            Sun 04/22/18
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                      49          35          54          35          60
Temp             24 35 45 48 46 40 38 36 37 43 50 53 51 43 40 37 35 43 54 58 56
Dewpt            21 28 33 35 35 34 35 34 34 35 35 36 36 37 35 34 32 36 36 37 38
RH               88 75 62 60 65 79 89 92 89 73 56 52 56 79 82 89 89 76 50 45 51
Wind dir          E SE SE  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd          4  4  6  9  8  6  5  6  6  6  9  9  8  8  6  5  5  6  9  9  6
Clouds           FW FW SC B1 B2 OV OV B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC SC SC SC
PoP 12hr                      0          20           5           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                S
Wind chill       18                   30
Min chill        17    20          34    30    30          35    30    32


Date          Mon 04/23/18  Tue 04/24/18  Wed 04/25/18  Thu 04/26/18
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          37    60      41    59      38    55      37    61
Temp          43 38 57 57   46 42 58 53   44 38 51 54   42 39 58 58
Dewpt         37 34 41 42   40 39 44 40   38 35 36 36   34 34 40 41
PWind dir        SE    SE      SE    SW       N     N       W     W
Wind char        LT    LT      LT    GN      GN    GN      LT    GN
Avg clouds    SC SC SC SC   SC SC B1 B2   B2 B1 SC SC   FW FW SC SC
PoP 12hr          0     0       5    40      30    10       5     5
Rain                               S  C    C  C

$$
IAZ094-202200-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
634 AM CDT Fri Apr 20 2018

Date             Fri 04/20/18            Sat 04/21/18            Sun 04/22/18
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                      62          41          58          41          62
Temp             35 49 58 61 58 50 46 43 43 51 56 58 54 48 45 43 42 51 56 61 58
Dewpt            26 29 30 30 32 33 32 32 32 33 34 34 34 35 35 35 36 38 39 40 39
RH               69 46 34 31 37 52 58 65 65 50 43 40 46 60 68 73 79 61 53 46 49
Wind dir          E SE SE SE  E  E  E  E  E  E  E  E  E  E  E NE NE  E  E  E  E
Wind spd          4  8  9 10  6  5  5  5  8  9  9 10  9  8  8  6  6  9  9 10  6
Clouds           CL FW SC SC B2 B2 B2 B1 B2 B2 B2 B2 OV B2 B2 B2 B2 B2 B2 B1 B2
PoP 12hr                      0           5           5          10          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Mon 04/23/18  Tue 04/24/18  Wed 04/25/18  Thu 04/26/18
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          43    65      46    66      43    60      42    67
Temp          48 44 62 62   50 48 65 60   47 44 54 59   46 44 63 65
Dewpt         37 37 42 42   41 41 45 43   39 38 39 39   37 37 41 43
PWind dir        NE    NE       E    NW      NW     N      NW     W
Wind char        LT    LT      LT    LT      GN    GN      LT    GN
Avg clouds    B1 SC SC SC   SC SC B1 B2   B1 B1 B1 SC   SC FW SC SC
PoP 12hr          5     0       5    20      30    20       5     5
Rain                                  S    C  S  S

$$
IAZ017-202200-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
634 AM CDT Fri Apr 20 2018

Date             Fri 04/20/18            Sat 04/21/18            Sun 04/22/18
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                      44          33          50          33          57
Temp             20 31 40 42 42 38 36 35 35 42 49 50 49 42 39 35 34 43 53 55 54
Dewpt            17 24 30 32 31 30 32 32 33 35 36 37 37 36 34 32 31 35 36 36 37
RH               88 75 67 67 65 73 85 89 92 76 61 61 63 79 82 89 89 73 52 49 52
Wind dir          E SE SE  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E SE  E  E
Wind spd          2  3  4  4  3  3  3  4  4  5  6  6  5  5  4  3  4  6  9  8  5
Clouds           FW FW SC SC B2 OV OV B2 B2 B2 B2 B2 B2 B1 B2 B1 B1 SC SC SC SC
PoP 12hr                      0          20           5           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                S


Date          Mon 04/23/18  Tue 04/24/18  Wed 04/25/18  Thu 04/26/18
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    58      39    57      37    54      35    59
Temp          41 35 54 56   42 41 56 52   42 38 49 53   39 38 56 57
Dewpt         35 32 38 41   38 38 42 41   37 35 36 36   33 32 39 41
PWind dir        SE     S      SE    SW       N     N       W     W
Wind char        LT    LT      LT    GN      GN    GN      LT    GN
Avg clouds    SC SC SC FW   SC SC B2 B2   B2 B1 SC SC   FW FW FW SC
PoP 12hr          0     0       5    40      30    10       5     5
Rain                               S  C    C  C

$$
IAZ049-202200-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
634 AM CDT Fri Apr 20 2018

Date             Fri 04/20/18            Sat 04/21/18            Sun 04/22/18
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                      56          36          56          35          61
Temp             29 42 52 55 51 42 40 38 38 46 52 55 52 44 40 37 36 47 55 59 55
Dewpt            26 30 31 31 34 33 34 34 33 34 33 34 35 35 35 33 33 35 36 36 37
RH               88 62 44 40 52 70 79 85 82 63 48 45 52 70 82 85 89 63 49 42 51
Wind dir          E  E SE SE  E NE  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd          3  3  4  5  4  5  5  5  5  6  9 10  8  6  6  6  6  9 10 10  6
Clouds           FW FW SC SC B2 OV OV B2 B2 B2 B2 B2 OV B2 B2 B1 B1 SC SC SC SC
PoP 12hr                      0          10           5           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill                                                       30
Min chill        24    30          35    32    32          35    29    32


Date          Mon 04/23/18  Tue 04/24/18  Wed 04/25/18  Thu 04/26/18
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          36    61      40    61      39    56      37    61
Temp          41 36 58 57   46 41 59 55   44 39 50 55   42 39 58 58
Dewpt         36 34 40 41   39 38 43 44   39 37 38 38   35 34 39 42
PWind dir         E     E       E     S      NW     N      NW     W
Wind char        LT    LT      LT    LT      GN    GN      LT    GN
Avg clouds    SC SC SC SC   SC SC B1 B2   B2 B1 B1 SC   SC FW FW SC
PoP 12hr          0     0       5    30      40    30       0     5
Rain                                  C    C  C  C

$$
IAZ086-202200-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
634 AM CDT Fri Apr 20 2018

Date             Fri 04/20/18            Sat 04/21/18            Sun 04/22/18
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                      61          40          59          40          64
Temp             32 47 57 60 57 49 45 42 43 52 56 59 56 48 45 42 41 53 59 63 60
Dewpt            26 29 28 28 31 32 32 31 32 33 33 32 33 35 34 34 34 36 37 35 36
RH               78 49 33 29 37 52 60 65 65 48 42 36 42 60 65 73 76 52 44 35 41
Wind dir          E SE SE SE  E  E  E  E  E SE SE  E  E  E  E  E  E  E  E  E  E
Wind spd          4  6  6  8  5  5  5  5  6  9 10 11 10  8  8  8  8 10 10 10  8
Clouds           CL CL FW SC B1 OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC B1
PoP 12hr                      0           5           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Mon 04/23/18  Tue 04/24/18  Wed 04/25/18  Thu 04/26/18
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          41    65      43    66      43    59      41    65
Temp          46 42 61 62   48 45 64 61   46 44 53 58   45 43 61 63
Dewpt         34 35 40 41   38 40 44 45   41 40 39 41   37 36 41 43
PWind dir         E    NE       E     S      NW     N      NW     W
Wind char        LT    LT      LT    LT      GN    GN      LT    LT
Avg clouds    B1 SC B1 SC   SC SC B1 B2   B2 B1 B1 B1   SC SC SC SC
PoP 12hr          0     0       0    20      40    30       0     5
Rain                                  S    C  C  C  C

$$



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