Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
1149 AM CDT Tue May 22 2018

IAZ060-222200-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
1149 AM CDT Tue May 22 2018

Date             Tue 05/22/18            Wed 05/23/18            Thu 05/24/18
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                      82          65          85          67          86
Temp                   79 82 80 73 69 66 65 76 83 85 82 73 70 68 68 78 84 86 83
Dewpt                  62 63 64 63 62 61 61 65 67 66 66 66 64 63 63 67 67 66 66
RH                     56 53 58 71 78 84 87 69 59 53 58 79 81 84 84 69 57 51 57
Wind dir                S  S SE SE SE SE SE  S  S  S SE SE  S  S  S  S  S  S  S
Wind spd                4  5  6  5  5  5  5  6  8 10  8  6  6  5  6  9 12 12 10
Clouds                 B1 B1 B1 B1 B1 B1 B1 SC B1 SC SC FW SC SC SC SC SC SC SC
PoP 12hr                     20          20          20          10          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              S           S  S        S  S
Tstms                               S  S        S  S


Date          Fri 05/25/18  Sat 05/26/18  Sun 05/27/18  Mon 05/28/18
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          67    85      67    87      66    86      65    85
Temp          70 68 82 83   71 69 84 84   70 68 83 83   69 67 82 82
Dewpt         64 63 68 68   65 64 67 66   62 63 66 65   62 61 65 64
PWind dir         S    SW      SW    SW       S    SE       E     E
Wind char        LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    SC B1 B1 B1   B1 SC SC SC   SC FW FW FW   FW FW FW SC
PoP 12hr         10    20      40    10      10    20       5    10
Rain shwrs           S  S    C  S     S          S
Tstms                S  S    C  S     S          S

$$
IAZ039-222200-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
1149 AM CDT Tue May 22 2018

Date             Tue 05/22/18            Wed 05/23/18            Thu 05/24/18
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                      78          59          81          63          87
Temp                   73 77 76 67 62 60 60 69 76 81 78 71 67 64 64 77 85 87 83
Dewpt                  60 59 59 59 59 58 59 62 65 65 65 65 63 62 62 65 66 65 65
RH                     64 54 56 75 90 93 96 78 69 58 64 81 87 93 93 67 53 48 55
Wind dir               NW  E SE SE SE SE SE SE SE SE SE SE SE  S  S  S  S  S  S
Wind spd                3  1  4  5  5  5  5  9  9 10  9  8  6  6  6 10 12 12 10
Clouds                 B1 SC SC SC B1 B2 B2 B2 B2 B1 B1 SC B1 SC B1 FW SC SC SC
PoP 12hr                      0          60          40          10          20
QPF 12hr                      0        0.13        0.08           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          S  L  C  C  S  S                    S  S
Tstms                               S  L  C  C  S  S                    S  S


Date          Fri 05/25/18  Sat 05/26/18  Sun 05/27/18  Mon 05/28/18
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          66    86      65    87      63    85      61    84
Temp          70 67 83 83   69 67 85 83   67 65 83 81   66 63 82 80
Dewpt         64 62 67 65   64 63 64 63   61 61 62 61   61 59 62 60
PWind dir         S    SW      SW     W       S     E       E    NE
Wind char        GN    GN      GN    LT      LT    LT      LT    LT
Avg clouds    SC SC B1 B1   B1 SC SC SC   SC FW FW FW   FW FW FW FW
PoP 12hr         10    20      50    10      10    10       5     5
Rain shwrs              S    C  S
Tstms                   S    C  S

$$
IAZ048-222200-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
1149 AM CDT Tue May 22 2018

Date             Tue 05/22/18            Wed 05/23/18            Thu 05/24/18
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                      80          62          84          64          87
Temp                   77 80 78 70 66 63 63 73 82 84 81 72 68 65 65 77 85 87 83
Dewpt                  61 61 62 62 61 61 60 64 66 65 65 65 63 63 63 66 67 65 65
RH                     58 52 58 76 84 93 90 73 58 53 58 79 84 93 93 69 55 48 55
Wind dir                S  S SE SE SE SE SE SE  S  S SE SE  S  S  S  S  S  S  S
Wind spd                4  5  6  5  5  6  6  9 10 11 10  8  6  6  6 10 13 13 11
Clouds                 B1 SC B1 B1 B1 B1 B2 B1 B1 SC SC FW SC SC B1 SC SC SC SC
PoP 12hr                     10          40          20          10          10
QPF 12hr                      0        0.03        0.02           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          S  C  S  S  S  S
Tstms                               S  C  S  S  S  S


Date          Fri 05/25/18  Sat 05/26/18  Sun 05/27/18  Mon 05/28/18
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          66    86      65    88      64    86      63    85
Temp          70 67 83 84   70 67 85 84   68 66 83 84   68 65 83 82
Dewpt         64 63 67 66   63 63 65 63   61 61 63 61   61 61 62 61
PWind dir         S    SW      SW     W       S     E       E     E
Wind char        GN    GN      GN    LT      LT    LT      LT    LT
Avg clouds    SC B1 B1 B1   B1 SC FW FW   SC FW FW FW   FW FW FW FW
PoP 12hr         10    20      40     5      10    20       5     5
Rain shwrs           S  S    C  S                S
Tstms                S  S    C  S                S

$$
IAZ004-222200-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
1149 AM CDT Tue May 22 2018

Date             Tue 05/22/18            Wed 05/23/18            Thu 05/24/18
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                      79          60          81          64          87
Temp                   74 79 77 69 64 61 61 68 75 80 80 73 69 65 65 77 84 87 84
Dewpt                  57 57 59 60 60 61 60 62 64 63 64 64 63 62 62 65 65 63 63
RH                     55 47 54 73 87100 97 81 69 56 58 73 81 90 90 67 53 45 49
Wind dir                S SE SE SE SE SE SE SE SE  S  S SE  S  S  S  S  S  S  S
Wind spd                5  8  8  6  6  8 10 11 12 12 12 10 11  9 10 14 16 16 14
Clouds                 SC SC SC B1 B2 B2 B2 B2 B2 SC SC SC SC SC B1 SC SC SC B1
PoP 12hr                     10          80          80          10          10
QPF 12hr                      0        0.56        0.25           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                       C  L  D  D  L  C  C                          C
Tstms                            C  L  D  L  L  C  C                          C


Date          Fri 05/25/18  Sat 05/26/18  Sun 05/27/18  Mon 05/28/18
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          65    86      63    87      61    84      61    83
Temp          71 66 83 83   68 64 84 83   66 62 79 82   66 63 80 80
Dewpt         63 61 64 62   58 58 58 58   58 58 59 58   58 56 59 57
PWind dir         S    SW       W     W      SW    SE       E     E
Wind char        GN    GN      LT    LT      LT    LT      LT    GN
Avg clouds    B1 B1 SC SC   SC FW FW FW   FW FW FW FW   FW FW FW FW
PoP 12hr         30    20      20     5      20    20       5     5
Rain shwrs     C  C     S    S                S  S
Tstms          C  C     S    S                S  S

$$
IAZ035-222200-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
1149 AM CDT Tue May 22 2018

Date             Tue 05/22/18            Wed 05/23/18            Thu 05/24/18
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                      80          62          83          64          88
Temp                   76 80 78 70 67 64 63 72 78 83 81 73 68 66 65 76 86 88 85
Dewpt                  60 60 61 62 61 61 60 64 65 65 64 64 64 62 63 66 66 65 64
RH                     58 51 56 76 81 90 90 76 64 55 56 73 87 87 93 71 51 47 50
Wind dir                S  S SE SE SE SE SE SE  S  S  S SE  S  S  S  S  S  S  S
Wind spd                5  6  8  6  8  8  8  9 10 11 11  9  9  8  9 12 14 14 13
Clouds                 SC SC B1 B1 B2 B2 B2 B2 B2 SC SC SC SC SC B1 SC SC SC B1
PoP 12hr                     10          60          50          10          10
QPF 12hr                      0        0.14        0.05           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                       S  L  L  C  C  S  S
Tstms                            S  L  L  C  C  S  S


Date          Fri 05/25/18  Sat 05/26/18  Sun 05/27/18  Mon 05/28/18
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          66    86      64    88      63    85      63    84
Temp          71 67 83 83   69 66 85 84   68 65 81 83   68 65 82 81
Dewpt         64 63 66 64   61 62 61 60   60 60 61 60   59 59 61 59
PWind dir         S    SW      SW     W       S    SE       E     E
Wind char        GN    GN      LT    LT      LT    LT      LT    GN
Avg clouds    B1 B1 B1 SC   SC SC FW FW   FW FW FW FW   FW FW FW FW
PoP 12hr         20    20      30     5      10    20       5     5
Rain shwrs        S     S    C                   S
Tstms             S     S    C                   S

$$
IAZ094-222200-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
1149 AM CDT Tue May 22 2018

Date             Tue 05/22/18            Wed 05/23/18            Thu 05/24/18
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                      82          63          86          64          87
Temp                   78 82 80 72 68 64 65 77 84 86 83 73 70 65 65 78 85 87 84
Dewpt                  63 63 63 62 61 60 60 66 66 66 66 65 64 62 63 67 67 65 66
RH                     60 53 56 71 78 87 84 69 55 51 57 76 81 90 93 69 55 48 55
Wind dir                S  S SE SE SE SE SE  S  S  S SE SE  S  S  S  S  S  S  S
Wind spd                5  6  6  5  5  5  5  8 10 10  8  6  6  6  6  9 11 11 10
Clouds                 B1 SC SC FW SC SC SC SC SC SC SC FW SC SC SC SC SC SC SC
PoP 12hr                      5          10          10           5          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Fri 05/25/18  Sat 05/26/18  Sun 05/27/18  Mon 05/28/18
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          66    86      66    87      66    88      65    86
Temp          70 67 83 83   70 68 85 83   70 68 86 85   71 66 84 82
Dewpt         63 62 67 67   65 64 69 67   63 64 66 65   62 62 66 65
PWind dir         S     S      SW    SW       S     S       E     E
Wind char        GN    GN      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC B1 B1   SC SC SC SC   SC FW SC FW   FW FW FW SC
PoP 12hr          5    20      30    30      10    20       5    10
Rain shwrs           S  S    C  S  S  C          S  S
Tstms                S  S    C  S  S  C          S  S

$$
IAZ017-222200-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
1149 AM CDT Tue May 22 2018

Date             Tue 05/22/18            Wed 05/23/18            Thu 05/24/18
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                      78          59          80          64          87
Temp                   72 77 76 66 62 60 61 68 75 80 78 70 68 65 66 76 85 87 84
Dewpt                  58 58 58 59 58 59 59 62 64 65 64 65 63 62 63 65 66 64 64
RH                     61 52 54 78 87 96 93 81 69 60 62 84 84 90 90 69 53 46 51
Wind dir                S  S SE SE SE SE SE SE SE SE SE SE  S  S  S  S  S  S  S
Wind spd                4  3  5  5  6  6  8 10 11 11 10  9  9  8  9 11 14 14 12
Clouds                 B1 SC SC SC B1 OV OV B2 B2 B1 B1 SC B1 B1 B1 SC B1 SC B1
PoP 12hr                      5          80          60          10          20
QPF 12hr                      0        0.39        0.37           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          L  D  L  L  C  C                    S  S
Tstms                               L  D  L  L  C  C                    S  S


Date          Fri 05/25/18  Sat 05/26/18  Sun 05/27/18  Mon 05/28/18
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          66    86      64    87      62    84      61    83
Temp          71 67 83 84   69 66 85 83   66 64 80 81   65 64 81 80
Dewpt         64 63 65 64   62 62 60 60   59 59 61 59   59 58 60 58
PWind dir         S    SW      SW     W       S     E       E    NE
Wind char        GN    GN      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B1 B1 SC   SC SC FW FW   FW FW FW FW   FW FW FW FW
PoP 12hr         10    20      30     5      10    20       5     5
Rain shwrs              S    C                   S
Tstms                   S    C                   S

$$
IAZ049-222200-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
1149 AM CDT Tue May 22 2018

Date             Tue 05/22/18            Wed 05/23/18            Thu 05/24/18
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                      79          61          83          63          87
Temp                   74 78 77 69 64 62 62 73 81 83 80 70 66 64 65 77 86 87 83
Dewpt                  60 60 60 60 59 59 59 63 65 65 64 64 63 62 63 65 66 64 64
RH                     62 54 56 73 84 90 90 71 58 55 58 81 90 93 93 67 51 46 53
Wind dir               SW SE SE SE SE SE SE SE SE  S SE SE SE  S  S  S  S  S  S
Wind spd                4  4  5  5  5  6  8 10 10 11 10  8  8  6  8 10 13 13 11
Clouds                 SC SC SC B1 B1 B2 B2 B1 B1 B1 SC SC SC SC SC FW SC SC SC
PoP 12hr                      0          50          30          10          20
QPF 12hr                      0        0.05        0.01           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          C  C  C  C  S  S                    S  S
Tstms                               C  C  C  C  S  S                    S  S


Date          Fri 05/25/18  Sat 05/26/18  Sun 05/27/18  Mon 05/28/18
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          65    86      65    87      63    86      62    85
Temp          69 67 84 83   69 67 85 83   68 65 83 83   67 64 83 81
Dewpt         63 62 66 64   64 63 64 63   60 61 62 61   61 60 61 61
PWind dir         S    SW      SW    SW       S    NE       E    NE
Wind char        GN    GN      GN    LT      LT    LT      LT    LT
Avg clouds    SC SC B1 B1   B1 SC SC SC   SC FW FW FW   FW FW FW FW
PoP 12hr         10    20      40    10      10    20       5     5
Rain shwrs           S  S    C  S                S
Tstms                S  S    C  S                S

$$
IAZ086-222200-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
1149 AM CDT Tue May 22 2018

Date             Tue 05/22/18            Wed 05/23/18            Thu 05/24/18
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                      80          62          84          64          87
Temp                   77 80 79 70 66 63 64 74 82 84 82 72 68 65 66 78 85 87 85
Dewpt                  61 62 62 61 61 60 60 64 66 66 66 65 63 62 62 65 66 65 66
RH                     58 54 56 73 84 90 87 71 58 55 58 79 84 90 87 64 53 48 53
Wind dir               NW SE  E  E SE SE SE SE SE SE SE SE SE SE  S  S  S  S  S
Wind spd                4  2  4  5  5  5  8  9  9  9  8  6  6  6  6  9 11 11  8
Clouds                 B1 SC SC FW SC SC B1 SC SC SC SC FW SC FW SC FW SC SC SC
PoP 12hr                      5          10          10           5          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date          Fri 05/25/18  Sat 05/26/18  Sun 05/27/18  Mon 05/28/18
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          66    86      66    87      66    86      65    85
Temp          71 68 83 84   70 68 85 83   70 68 84 83   69 67 82 83
Dewpt         63 63 67 67   65 64 68 68   64 65 66 66   63 63 65 66
PWind dir         S     S      SW    SW      SW    NW       E    NE
Wind char        GN    GN      LT    LT      LT    LT      LT    LT
Avg clouds    SC SC B1 B1   B1 SC SC SC   SC FW SC SC   SC SC FW FW
PoP 12hr          5    30      30    20       5    20       5    10
Rain shwrs           C  S    C  S  S  S          S  S
Tstms                C  S    C  S  S  S          S  S

$$



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