Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
635 AM CDT Thu Apr 26 2018

IAZ060-262200-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
635 AM CDT Thu Apr 26 2018

Date             Thu 04/26/18            Fri 04/27/18            Sat 04/28/18
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                      71          40          70          39          61
Temp             44 59 68 71 65 55 48 43 41 59 69 70 65 54 47 42 39 49 57 60 60
Dewpt            34 37 35 38 38 36 34 31 30 34 36 35 32 32 33 32 32 30 29 28 30
RH               68 44 29 30 37 49 58 62 65 39 30 27 29 43 58 67 76 48 34 29 32
Wind dir          W  W  W  W  N  N NW NW  W  W  W NW  N  N  N  N  N NE  N  N  E
Wind spd          3  5  9 10 13 10  8  6  6 11 17 17 16 10  8  6  8  8  6  5  4
Wind gust                                      28 28 26
Clouds           SC SC SC B1 B1 FW FW CL CL CL FW FW FW FW FW CL CL CL FW CL CL
PoP 12hr                     10           5           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Sun 04/29/18  Mon 04/30/18  Tue 05/01/18  Wed 05/02/18
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    71      54    78      59    75      56    73
Temp          44 42 65 69   58 56 73 77   66 60 73 72   62 57 72 69
Dewpt         29 31 38 42   44 46 51 52   49 51 54 53   52 50 53 51
PWind dir        SE     S       S     S       S     S       S    SW
Wind char        LT    GN      GN    BZ      BZ    BZ      GN    GN
Avg clouds    CL CL FW FW   SC B1 B1 B1   SC B1 B2 B2   B2 B2 B2 B2
PoP 12hr          0     5      30    30      20    30      40    50
Rain shwrs                      C  C          S  S  C    C  C  C  C
Tstms                           S  S          S  S  C    C  S  S  C

$$
IAZ039-262200-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
635 AM CDT Thu Apr 26 2018

Date             Thu 04/26/18            Fri 04/27/18            Sat 04/28/18
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                      69          36          66          34          58
Temp             38 57 67 69 62 51 44 39 38 58 65 66 60 49 42 37 35 46 55 58 56
Dewpt            33 38 35 37 39 38 36 33 30 33 36 33 33 33 33 31 29 27 28 28 29
RH               82 49 30 31 43 61 73 79 73 39 34 29 36 54 70 79 78 47 35 32 35
Wind dir          S SW  W  W NW  N NW NW  W  W  W NW  N  N  N  N  N  N  N  N  N
Wind spd          1  6 10 12 13  9  6  5  5 12 18 21 17 11  8  8  8  9  9  8  5
Wind gust                                      28 33 27
Clouds           SC SC SC B1 B1 FW FW CL FW FW FW FW FW FW FW FW CL CL FW CL CL
PoP 12hr                     20          10           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Sprinkles                  S
Wind chill                                                    31 28
Min chill        34                      31    38          36    27    31


Date          Sun 04/29/18  Mon 04/30/18  Tue 05/01/18  Wed 05/02/18
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    66      49    75      56    73      51    71
Temp          40 36 61 64   53 51 72 72   64 57 72 68   58 52 70 65
Dewpt         30 30 35 38   39 43 49 51   49 49 52 53   53 49 51 51
PWind dir         E     S       S     S       S     S       S     W
Wind char        LT    GN      GN    BZ      BZ    BZ      GN    GN
Avg clouds    CL CL CL FW   SC B1 B1 B1   B1 B1 B2 B2   B2 B2 B2 B2
PoP 12hr          0     0      10    20      30    40      40    50
Rain shwrs                         S          C  C  C    C  C  S  C
Tstms                              S          S  S  C    C  S  S  C

$$
IAZ048-262200-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
635 AM CDT Thu Apr 26 2018

Date             Thu 04/26/18            Fri 04/27/18            Sat 04/28/18
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                      69          37          69          36          60
Temp             38 57 67 69 63 52 46 40 39 58 68 69 63 52 44 39 37 48 55 59 59
Dewpt            32 37 36 39 38 36 32 31 30 34 36 35 32 33 33 32 31 28 29 27 29
RH               79 47 32 33 39 54 58 70 70 40 31 28 31 48 65 76 79 46 37 29 32
Wind dir          W  W  W NW  N  N NW NW  W  W  W NW  N  N  N  N  N NE  N  N NE
Wind spd          1  8 10 13 14 10  9  6  6 13 19 20 18 10  9  8  8  8  6  5  5
Wind gust                                   24 29 32
Clouds           SC SC SC B2 SC FW FW CL CL FW FW FW FW FW FW CL CL CL FW CL CL
PoP 12hr                     20           5           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Sprinkles                  S
Wind chill                                                       31
Min chill        34    39                30    38          39    30    33


Date          Sun 04/29/18  Mon 04/30/18  Tue 05/01/18  Wed 05/02/18
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    68      51    77      56    74      52    71
Temp          43 38 63 66   54 53 73 75   64 57 72 71   59 53 70 65
Dewpt         30 31 37 42   43 47 51 52   49 51 54 53   53 50 51 50
PWind dir        SE     S       S     S       S     S      SW     W
Wind char        LT    GN      GN    BZ      BZ    BZ      GN    GN
Avg clouds    CL CL FW FW   SC B1 B1 B1   B1 B1 B2 B2   B2 B2 B2 B2
PoP 12hr          0     5      30    30      30    30      40    40
Rain shwrs                      C  C          C  C  C    C  C  S  C
Tstms                           S  S          C  S  C    C  S  S  C

$$
IAZ004-262200-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
635 AM CDT Thu Apr 26 2018

Date             Thu 04/26/18            Fri 04/27/18            Sat 04/28/18
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                      60          36          62          33          57
Temp             40 53 58 60 56 45 39 36 39 54 62 62 56 46 40 35 34 46 53 57 56
Dewpt            33 37 40 37 31 31 29 28 31 36 35 33 32 32 31 29 29 31 30 30 30
RH               76 54 51 42 38 58 67 72 73 50 36 33 40 58 70 78 82 55 41 35 37
Wind dir          S  W  N  N  N NW  W  W  W NW NW NW  N  N  N  N  N NE NE  E  E
Wind spd          6 12 17 19 17  8  5  6 12 16 20 21 18 11  9  6  6  5  5  3  5
Wind gust                                         32
Clouds           SC B1 B2 SC CL CL CL CL FW FW FW CL FW FW FW FW FW FW CL CL CL
PoP 12hr                     10           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Sprinkles               S
Wind chill                            30 32                34 29 28
Min chill        31    38          35    29    36          33    26    32


Date          Sun 04/29/18  Mon 04/30/18  Tue 05/01/18  Wed 05/02/18
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    67      51    74      53    70      44    63
Temp          41 39 62 65   56 53 72 68   59 54 69 64   51 45 62 57
Dewpt         30 31 39 44   44 46 52 53   50 50 51 51   46 43 45 43
PWind dir        SE     S       S     S       S    SW      SW    NW
Wind char        LT    BZ      BZ    WY      BZ    BZ      GN    GN
Avg clouds    CL CL FW FW   SC B1 B1 B1   B1 B2 B2 B1   B1 B1 B1 B2
PoP 12hr          0     5      40    20      40    30      20    30
Rain shwrs                      C  S       C  C  C       S  S     C
Tstms                           S  S       S  C  S       S  S     S

$$
IAZ035-262200-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
635 AM CDT Thu Apr 26 2018

Date             Thu 04/26/18            Fri 04/27/18            Sat 04/28/18
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                      65          37          66          35          60
Temp             40 57 65 64 61 50 44 39 39 58 65 66 61 50 43 38 36 48 55 59 58
Dewpt            35 38 40 41 36 33 31 30 31 36 37 34 32 33 33 32 31 30 31 29 31
RH               82 49 40 43 39 52 60 70 73 44 35 30 33 52 67 79 82 49 40 32 36
Wind dir         SW SW  W  N  N NW NW  W  W  W NW NW  N  N  N  N  N NE NE  N  E
Wind spd          6 10 12 16 14  9  6  5  8 13 18 19 16 10  6  6  6  8  6  5  4
Wind gust                                   26    32 27
Clouds           SC SC SC B1 FW CL FW CL FW FW FW FW FW FW CL FW CL FW FW CL CL
PoP 12hr                     10           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Sprinkles                  S
Wind chill                               33                      30
Min chill        31    38          39    32    38          38    29    34


Date          Sun 04/29/18  Mon 04/30/18  Tue 05/01/18  Wed 05/02/18
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          38    68      53    76      56    73      50    68
Temp          43 40 63 66   57 55 72 74   63 57 72 68   56 51 67 61
Dewpt         30 31 38 44   45 47 52 54   51 51 55 54   51 47 50 49
PWind dir        SE     S       S     S       S     S      SW    NW
Wind char        LT    BZ      BZ    BZ      BZ    BZ      GN    GN
Avg clouds    CL CL FW FW   SC B1 B1 B1   B1 B1 B2 B2   B2 B2 B2 B2
PoP 12hr          0    10      40    20      40    40      40    30
Rain shwrs                      C  S       S  C  C  C    C  S  S  C
Tstms                           S  S       S  C  S  C    C  S  S  S

$$
IAZ094-262200-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
635 AM CDT Thu Apr 26 2018

Date             Thu 04/26/18            Fri 04/27/18            Sat 04/28/18
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                      70          39          71          39          63
Temp             40 58 67 70 66 55 48 42 41 58 68 71 67 54 47 42 40 51 59 62 61
Dewpt            33 38 38 39 40 39 34 31 29 35 37 37 37 34 33 32 32 32 32 31 32
RH               76 47 34 32 38 55 58 65 62 42 32 29 33 46 58 67 73 48 36 31 33
Wind dir         NW  W  W  W NW  N  N NW  W  W  W  W NW  N  N  N  N NE  N NE  E
Wind spd          5  4  9 10 10 11  9  8  6 11 17 18 14 10  8  8  6  9  8  6  5
Wind gust                                         28
Clouds           FW FW SC B1 B1 SC FW CL CL CL FW SC FW FW FW CL CL CL FW CL CL
PoP 12hr                      5           5           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Sun 04/29/18  Mon 04/30/18  Tue 05/01/18  Wed 05/02/18
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    71      54    79      60    76      57    74
Temp          45 42 66 69   58 56 76 77   65 61 74 73   63 58 72 70
Dewpt         30 31 39 44   45 47 52 50   48 52 56 54   53 53 56 53
PWind dir        SE    SE       S     S       S     S       S    SW
Wind char        LT    GN      GN    BZ      BZ    BZ      GN    GN
Avg clouds    CL CL FW FW   SC B1 B1 B1   SC B1 B2 B2   B2 OV B2 B2
PoP 12hr          0     0      10    20      20    40      50    40
Rain shwrs                         S          S  S  C    C  C  C  C
Tstms                              S          S  S  C    C  S  S  C

$$
IAZ017-262200-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
635 AM CDT Thu Apr 26 2018

Date             Thu 04/26/18            Fri 04/27/18            Sat 04/28/18
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                      64          36          64          33          57
Temp             39 56 64 63 59 48 41 37 39 56 64 63 58 46 39 35 34 47 54 57 56
Dewpt            33 38 39 41 37 35 32 29 30 37 36 34 33 33 32 29 29 28 30 30 30
RH               79 51 40 44 44 60 70 72 70 49 35 34 39 60 76 78 82 47 40 35 37
Wind dir          S SW  W NW  N NW NW  W  W  W NW NW  N  N  N  N  N  N  N  N NE
Wind spd          6  9 12 16 16  8  8  5  8 16 19 21 17 10  9  8  8  8  6  5  4
Wind gust                                      31 32
Clouds           SC SC B1 B2 FW CL CL CL FW SC FW FW FW FW FW FW FW FW FW FW CL
PoP 12hr                     20           5           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S
Wind chill                               33                33 28 27
Min chill        30    38          35    29    37          33    26    31


Date          Sun 04/29/18  Mon 04/30/18  Tue 05/01/18  Wed 05/02/18
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    65      49    73      55    72      47    68
Temp          41 38 61 63   53 51 69 72   61 56 71 65   53 48 67 61
Dewpt         30 30 37 41   42 45 51 53   50 50 54 53   50 46 48 47
PWind dir        SE     S       S     S       S     S      SW    NW
Wind char        LT    GN      BZ    BZ      BZ    BZ      GN    GN
Avg clouds    CL CL CL FW   SC B1 B1 B1   B1 B1 B2 B2   B2 B2 B1 B2
PoP 12hr          0     5      40    30      40    40      40    30
Rain shwrs                      C  C          C  C  C    C  C     C
Tstms                           S  S          C  S  C    C  S     S

$$
IAZ049-262200-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
635 AM CDT Thu Apr 26 2018

Date             Thu 04/26/18            Fri 04/27/18            Sat 04/28/18
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                      69          36          67          34          58
Temp             39 58 67 69 62 52 44 39 38 56 66 67 61 49 43 37 35 46 54 58 56
Dewpt            35 37 36 37 38 37 35 32 29 33 36 34 33 33 33 31 30 26 29 27 30
RH               85 45 32 31 41 56 70 76 70 42 33 29 35 54 67 79 82 45 38 30 37
Wind dir          S SW  W  W NW  N NW NW  W  W  W NW NW  N  N  N  N  N  N  N NE
Wind spd          1  6 10 11 14 10  8  6  6 12 19 21 18 10  9  9  9 10  8  8  5
Wind gust                                   23 31 33
Clouds           SC SC SC B1 SC FW FW CL FW FW FW FW FW FW FW FW CL CL FW CL CL
PoP 12hr                     20           5           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Sprinkles                  S
Wind chill                                                    31 28
Min chill        36                38    30    37          36    27    30


Date          Sun 04/29/18  Mon 04/30/18  Tue 05/01/18  Wed 05/02/18
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    66      50    75      56    74      52    71
Temp          40 36 62 64   54 52 72 73   63 57 73 69   60 53 70 65
Dewpt         29 30 36 41   40 45 50 51   48 50 53 53   52 49 52 51
PWind dir         E     S       S     S       S     S      SW    SW
Wind char        LT    GN      GN    BZ      BZ    BZ      GN    GN
Avg clouds    CL CL CL FW   SC B1 B1 B1   B1 B1 B2 B2   B2 B2 B2 B2
PoP 12hr          0     0      10    30      30    30      40    40
Rain shwrs                         C          C  S  C    C  C  S  C
Tstms                              S          S  S  C    C  S  S  C

$$
IAZ086-262200-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
635 AM CDT Thu Apr 26 2018

Date             Thu 04/26/18            Fri 04/27/18            Sat 04/28/18
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                      71          39          70          38          61
Temp             40 60 69 71 67 56 49 43 40 58 67 70 65 53 47 41 39 50 57 61 59
Dewpt            32 37 35 35 37 39 37 34 30 33 36 36 33 33 32 32 31 30 29 28 30
RH               73 42 28 27 33 53 63 70 67 39 32 29 30 46 56 70 73 46 34 28 33
Wind dir          W  W  W  W NW NW NW NW  W  W  W NW NW  N  N  N  N  N  N  N  N
Wind spd          3  4  8  9  9 11  9  8  6 10 17 18 16 10  9  8  9  9  9  8  5
Wind gust                                         31 26
Clouds           FW FW SC SC B1 SC FW CL CL CL FW SC FW FW FW CL CL CL FW CL CL
PoP 12hr                      5           5           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill                                                       33
Min chill        32                      33                      32    35


Date          Sun 04/29/18  Mon 04/30/18  Tue 05/01/18  Wed 05/02/18
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          38    69      52    78      60    76      58    74
Temp          42 39 64 66   55 54 75 76   66 61 74 73   63 59 73 70
Dewpt         28 30 35 40   40 44 49 50   49 49 53 53   52 51 54 53
PWind dir         E    SE       S     S       S     S       S    SW
Wind char        LT    GN      GN    BZ      BZ    BZ      GN    GN
Avg clouds    CL CL CL FW   FW SC B1 B1   SC B1 B2 B2   B2 B2 B2 B2
PoP 12hr          0     0       5     5      10    30      50    40
Rain shwrs                                    S  S  C    C  C  C  C
Tstms                                         S  S  C    S  S  S  C

$$



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