Point Forecast Matrices
Issued by NWS Des Moines, IA

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FOUS53 KDMX 212320
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Point Forecast Matrices
National Weather Service Des Moines IA
620 PM CDT Mon May 21 2018

IAZ060-221000-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
620 PM CDT Mon May 21 2018

Date           05/21/18      Tue 05/22/18            Wed 05/23/18            Thu
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      59          81          64          84          66
Temp             69 65 61 59 59 69 77 81 78 71 68 64 64 75 82 84 82 72 70 67 67
Dewpt            61 60 58 57 57 61 62 63 65 63 62 61 61 65 66 66 66 65 64 63 62
RH               76 84 90 93 93 76 60 54 64 76 81 90 90 71 58 55 58 79 81 87 84
Wind dir          N  E  S SW  W  S  S SE SE SE SE SE SE  S  S  S SE SE  S  S  S
Wind spd          3  3  3  2  2  2  4  5  6  5  5  5  5  8  8 10  8  6  6  5  6
Clouds           B1 B1 SC B1 B1 SC B1 SC SC B1 B1 B1 B1 SC B1 SC SC SC SC SC SC
PoP 12hr                      0          10          30          20          20
QPF 12hr                      0           0        0.01           0        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      C  C  S  S  S  S        S  S  S
Tstms                                           C  C  S  S  S  S        S  S  S
Obvis                     PF PF


Date           05/24  Fri 05/25/18  Sat 05/26/18  Sun 05/27/18  Mon 05/28/18
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          85      67    84      66    85      65    84      64    84
Temp          84 82   70 68 82 82   70 68 83 82   69 67 81 82   68 66 80 82
Dewpt         68 67   63 63 67 68   64 62 66 63   62 61 64 62   61 60 64 63
PWind dir         S       S    SW      SW     W       W     N       E     E
Wind char        GN      GN    GN      GN    LT      LT    GN      LT    LT
Avg clouds    SC SC   B1 B1 B1 B1   SC SC SC SC   SC FW FW FW   FW FW FW FW
PoP 12hr         20      10    30      30    20       5     5       5     5
Rain shwrs     S             C  S    C  C     S
Tstms          S             C  S    C  C     S

$$
IAZ039-221000-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
620 PM CDT Mon May 21 2018

Date           05/21/18      Tue 05/22/18            Wed 05/23/18            Thu
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      54          78          59          80          63
Temp             62 60 57 55 56 65 73 77 75 66 62 60 60 69 76 80 78 69 67 64 65
Dewpt            57 57 56 54 55 59 59 59 59 60 59 58 59 62 64 65 64 64 62 61 62
RH               84 90 96 96 96 81 62 54 58 81 90 93 96 78 66 60 62 84 84 90 90
Wind dir          N NE  N NW  N  N NW  E SE  E SE SE SE SE SE SE SE SE SE  S  S
Wind spd          3  3  2  2  3  4  3  3  4  5  5  5  6  9  9 10  9  8  8  6  6
Clouds           OV OV B2 B2 B2 B1 B1 FW SC SC B1 B2 OV B2 B2 B1 B1 SC B1 SC B1
PoP 12hr                      0           5          50          50          20
QPF 12hr                      0           0        0.13        0.07        0.03
Snow 12hr                 00-00       00-00       00-00
Drizzle
Rain shwrs                                      C  C  C  C  C  C  S  S  S  S  S
Tstms                                           C  C  C  C  C  C  S  S  S  S  S
Obvis                     PF PF


Date           05/24  Fri 05/25/18  Sat 05/26/18  Sun 05/27/18  Mon 05/28/18
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          86      64    85      64    86      62    83      60    82
Temp          84 83   69 66 82 83   69 66 84 81   67 64 81 79   64 62 79 79
Dewpt         67 65   63 62 67 66   63 62 64 61   60 59 61 60   59 59 61 60
PWind dir         S       S    SW      SW     W       W     N       E     E
Wind char        GN      GN    GN      GN    LT      LT    GN      LT    LT
Avg clouds    SC SC   B1 B1 B1 B1   B1 SC SC SC   SC FW FW SC   FW FW FW FW
PoP 12hr         20      20    30      40    10       5    10      10     0
Rain shwrs     S  S       S  C  S    C  S
Tstms          S  S       S  C  S    C  S

$$
IAZ048-221000-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
620 PM CDT Mon May 21 2018

Date           05/21/18      Tue 05/22/18            Wed 05/23/18            Thu
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      56          79          61          83          64
Temp             67 63 59 58 58 68 76 79 77 69 66 63 63 72 80 83 81 72 68 65 65
Dewpt            60 59 57 56 56 60 61 62 62 62 61 61 60 64 66 66 65 64 63 62 62
RH               78 87 93 93 93 76 60 56 60 78 84 93 90 76 62 57 58 76 84 90 90
Wind dir          N  E  S  S NW  N  S SE SE SE SE SE SE SE  S  S SE SE  S  S  S
Wind spd          4  3  3  2  2  3  6  6  8  5  6  6  6  9 10 12 10  8  8  6  6
Clouds           B2 B1 B1 B1 B1 SC B1 SC SC B1 B1 B1 B2 B1 B1 SC SC SC B1 SC SC
PoP 12hr                      5          10          40          30          20
QPF 12hr                      0           0        0.07        0.02        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                S  S  C  C  C  C  S  S        S  S  S
Tstms                                     S  S  C  C  C  C  S  S        S  S  S
Obvis                     PF PF


Date           05/24  Fri 05/25/18  Sat 05/26/18  Sun 05/27/18  Mon 05/28/18
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          86      65    85      64    86      63    84      62    84
Temp          84 83   70 67 81 83   69 66 84 82   69 64 81 81   67 63 80 82
Dewpt         67 65   63 63 66 65   63 62 63 61   61 60 62 60   60 59 62 61
PWind dir         S       S    SW      SW     W       W     N       E     E
Wind char        GN      GN    GN      LT    GN      LT    GN      LT    GN
Avg clouds    SC SC   B1 B1 B1 B1   B1 SC SC SC   SC FW FW FW   FW FW FW FW
PoP 12hr         20      20    30      30    10      10     5       5     5
Rain shwrs     S          S  C  S    C  S
Tstms          S          S  C  S    C  S

$$
IAZ004-221000-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
620 PM CDT Mon May 21 2018

Date           05/21/18      Tue 05/22/18            Wed 05/23/18            Thu
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      54          79          60          80          64
Temp             62 60 57 55 56 67 75 79 77 68 64 61 60 65 73 80 78 71 68 65 64
Dewpt            57 57 55 54 54 57 58 57 58 60 60 60 60 61 63 63 63 64 63 62 61
RH               84 90 93 96 93 70 55 47 52 76 87 97100 87 71 56 60 79 84 90 90
Wind dir         SE SE  S  S SW  E  S SE SE SE SE SE SE SE SE  S  S SE  S  S  S
Wind spd          4  4  4  4  4  5  5  8  8  6  8  8  9 11 12 13 11  9 10  9 10
Clouds           B2 B1 B1 B2 B2 FW SC FW SC B1 B2 B2 OV OV B2 B1 B1 SC B1 SC B1
PoP 12hr                      5          10          70          70          20
QPF 12hr                      0           0        0.45        0.29        0.06
Snow 12hr                 00-00       00-00       00-00
Drizzle
Rain shwrs                                C  C  L  L  L  L  C  C  S  S  S  S  S
Tstms                                     C  C  C  C  C  C  C  C  S  S  S  S  S
Obvis                  PF  F  F


Date           05/24  Fri 05/25/18  Sat 05/26/18  Sun 05/27/18  Mon 05/28/18
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          86      64    86      62    85      60    83      60    82
Temp          84 83   70 65 83 83   68 64 82 82   66 61 79 80   65 62 78 80
Dewpt         65 63   62 61 63 62   59 57 59 57   57 56 59 57   57 56 58 56
PWind dir         S       S    SW       W    NW      NW    NE       E    SE
Wind char        GN      GN    GN      LT    GN      GN    GN      LT    GN
Avg clouds    B1 SC   B1 B1 SC SC   SC FW FW SC   SC FW FW FW   FW FW FW FW
PoP 12hr         20      40    20      10     5      10    10       5     0
Rain shwrs     S  S    C  C     S
Tstms          S  S    C  C     S

$$
IAZ035-221000-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
620 PM CDT Mon May 21 2018

Date           05/21/18      Tue 05/22/18            Wed 05/23/18            Thu
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      55          81          62          82          65
Temp             65 62 59 57 57 68 77 81 78 69 66 63 63 68 77 82 80 72 69 66 66
Dewpt            59 58 57 56 55 59 60 61 61 61 61 61 60 64 65 65 64 64 63 62 63
RH               81 87 93 96 93 73 56 51 56 76 84 93 90 87 67 56 58 76 81 87 90
Wind dir          E  E  E  S NE SE SE SE SE SE SE SE SE SE SE  S  S SE  S  S  S
Wind spd          3  3  3  3  3  4  6  8  8  6  8  8  8 10 11 12 11  9  9  8  9
Clouds           B2 B1 B1 B1 B2 SC SC SC SC B1 B2 B2 B2 B2 B1 SC B1 SC B1 SC B1
PoP 12hr                      5          10          60          50          20
QPF 12hr                      0           0        0.20        0.11        0.02
Snow 12hr                 00-00       00-00       00-00
Drizzle
Rain shwrs                                C  C  L  L  C  C  C  C  S  S  S  S  S
Tstms                                     C  C  C  C  C  C  C  C  S  S  S  S  S
Obvis                  PF  F F+


Date           05/24  Fri 05/25/18  Sat 05/26/18  Sun 05/27/18  Mon 05/28/18
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          87      66    85      63    85      62    83      61    83
Temp          84 84   70 67 82 83   69 64 83 82   68 63 80 80   66 62 79 81
Dewpt         66 64   64 62 65 63   61 60 61 59   59 59 60 58   58 58 60 58
PWind dir         S       S    SW      SW     W       W    NE       E    SE
Wind char        GN      GN    GN      LT    GN      LT    GN      LT    GN
Avg clouds    SC SC   B1 B1 B1 SC   SC SC SC FW   SC FW FW FW   FW FW FW FW
PoP 12hr         20      30    20      30     5      10    10       5     5
Rain shwrs     S  S    S  C  S  S    C
Tstms          S  S    S  C  S  S    C

$$
IAZ094-221000-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
620 PM CDT Mon May 21 2018

Date           05/21/18      Tue 05/22/18            Wed 05/23/18            Thu
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      59          82          63          86          65
Temp             71 66 62 59 59 71 78 81 79 70 67 63 63 76 83 86 82 74 70 66 67
Dewpt            61 59 57 56 56 62 63 63 64 62 61 60 60 65 67 66 66 64 63 62 63
RH               71 78 84 90 90 73 60 54 60 76 81 90 90 69 59 51 58 71 78 87 87
Wind dir          W SW SW SW SW  S  S  S SE SE SE SE  S  S  S  S SE SE  S  S  S
Wind spd          6  3  4  3  3  4  5  8  8  6  5  5  5  8 10 10  8  8  6  6  6
Clouds           SC FW FW FW SC SC B1 SC SC FW SC SC SC SC SC SC SC FW SC SC SC
PoP 12hr                      0          10           5          20          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  S  S
Tstms                                                       S  S


Date           05/24  Fri 05/25/18  Sat 05/26/18  Sun 05/27/18  Mon 05/28/18
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          86      66    85      65    87      64    85      63    85
Temp          84 82   71 67 83 81   70 67 85 82   69 66 83 81   68 64 81 82
Dewpt         67 66   63 63 69 68   65 63 67 64   62 61 65 64   62 60 64 63
PWind dir         S       S    SW      SW     W       N     N      NE     E
Wind char        GN      GN    GN      LT    LT      LT    GN      LT    GN
Avg clouds    SC SC   SC B1 B1 B1   SC SC SC SC   SC FW FW FW   FW FW FW FW
PoP 12hr         20      20    30      20    20      10     5       5    10
Rain shwrs        S       S  C  C    S  S     S
Tstms             S       S  C  C    S  S     S

$$
IAZ017-221000-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
620 PM CDT Mon May 21 2018

Date           05/21/18      Tue 05/22/18            Wed 05/23/18            Thu
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      53          78          60          79          63
Temp             62 58 56 55 56 66 74 78 76 66 63 61 60 66 74 78 78 69 67 64 65
Dewpt            57 56 54 53 54 58 59 58 59 59 58 58 59 61 64 65 64 64 62 61 62
RH               84 93 93 93 93 75 59 50 56 78 84 90 96 84 71 64 62 84 84 90 90
Wind dir         NE  E SE SW  W  N  S SE SE SE SE SE SE SE SE  S SE SE SE  S  S
Wind spd          3  3  3  2  2  3  4  4  5  5  6  6  8 10 10 11 10  9  9  8  8
Clouds           OV B2 B2 B2 B2 B1 B1 FW SC SC B2 OV OV OV B2 B1 B1 SC B1 B1 B1
PoP 12hr                      0           5          70          60          30
QPF 12hr                      0           0        0.32        0.24        0.05
Snow 12hr                 00-00       00-00       00-00
Drizzle
Rain shwrs                                S  S  L  L  L  L  C  C  S  S  C  C  S
Tstms                                     S  S  C  C  C  C  C  C  S  S  C  C  S
Obvis                     PF PF


Date           05/24  Fri 05/25/18  Sat 05/26/18  Sun 05/27/18  Mon 05/28/18
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          86      65    86      63    85      61    83      60    83
Temp          84 84   70 66 82 83   68 65 83 80   66 63 80 80   65 62 79 80
Dewpt         66 65   63 62 65 64   62 61 61 60   59 58 61 59   58 58 60 59
PWind dir         S       S    SW      SW     W       W     N       E    SE
Wind char        GN      GN    GN      LT    GN      LT    GN      LT    GN
Avg clouds    B1 SC   B1 B1 B1 SC   SC SC SC SC   SC FW FW FW   FW FW FW FW
PoP 12hr         20      30    30      30    10      10     5       5     0
Rain shwrs     S  S       C     C    C
Tstms          S  S       C     C    C

$$
IAZ049-221000-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
620 PM CDT Mon May 21 2018

Date           05/21/18      Tue 05/22/18            Wed 05/23/18            Thu
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      55          79          61          82          63
Temp             64 61 58 56 57 67 75 79 77 68 64 62 62 72 80 82 79 69 66 63 65
Dewpt            59 58 56 55 56 59 60 60 60 60 59 59 60 63 65 65 64 64 63 62 62
RH               84 90 93 96 96 75 60 52 56 76 84 90 93 73 60 56 60 84 90 97 90
Wind dir          N NE SE SW NW  N  S SE SE SE SE SE SE SE SE SE SE SE SE  S  S
Wind spd          5  4  4  3  2  4  5  4  5  5  6  6  8  9 10 11 10  8  8  6  8
Clouds           B2 B2 B2 B1 B1 SC B1 SC SC SC B1 B2 B2 B1 B1 SC SC SC B1 SC SC
PoP 12hr                      0           5          40          30          20
QPF 12hr                      0           0        0.07        0.02           0
Snow 12hr                 00-00       00-00       00-00
Drizzle
Rain shwrs                                      C  C  C  C  S  S        S  S  S
Tstms                                           C  C  C  C  S  S        S  S  S
Obvis                     PF  F


Date           05/24  Fri 05/25/18  Sat 05/26/18  Sun 05/27/18  Mon 05/28/18
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          86      65    84      64    85      62    83      61    83
Temp          84 83   70 66 81 82   69 66 83 81   67 64 81 79   65 63 80 80
Dewpt         66 65   63 62 66 65   63 62 63 61   59 59 61 60   59 59 61 60
PWind dir         S       S    SW      SW     W       W     N       E     E
Wind char        GN      GN    GN      GN    GN      LT    GN      LT    GN
Avg clouds    SC SC   B1 B1 B1 B1   B1 SC SC SC   SC FW FW FW   FW FW FW FW
PoP 12hr         20      20    30      40    10       5     5       5     0
Rain shwrs     S          S  C  S    C  S
Tstms          S          S  C  S    C  S

$$
IAZ086-221000-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
620 PM CDT Mon May 21 2018

Date           05/21/18      Tue 05/22/18            Wed 05/23/18            Thu
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      58          79          62          84          64
Temp             70 65 61 58 59 71 77 79 78 69 66 63 64 74 82 84 82 73 69 66 67
Dewpt            62 60 58 56 57 61 62 63 63 61 61 60 60 64 65 65 65 64 63 62 62
RH               76 84 90 93 93 71 60 58 60 76 84 90 87 71 56 53 56 73 81 87 84
Wind dir         NW NW NW  W  W NW NW  E  E SE SE SE SE SE SE SE SE SE SE  S  S
Wind spd          5  4  3  3  3  4  4  3  4  5  5  5  8  9  9  9  8  6  6  6  6
Clouds           B1 B1 SC SC B1 B1 B1 SC SC SC SC SC B1 SC SC SC SC FW SC FW SC
PoP 12hr                      0           5          20          20          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      S  S  S  S  S  S
Tstms                                           S  S  S  S  S  S
Obvis                     PF F+


Date           05/24  Fri 05/25/18  Sat 05/26/18  Sun 05/27/18  Mon 05/28/18
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          86      66    84      65    86      64    84      63    84
Temp          85 84   70 68 81 82   69 67 84 83   69 66 81 81   68 65 81 81
Dewpt         67 66   63 63 68 68   64 64 68 65   63 62 65 64   62 61 63 64
PWind dir         S       S    SW      SW     W      NW     N      NE     E
Wind char        GN      GN    GN      GN    LT      LT    GN      GN    GN
Avg clouds    SC SC   SC B1 B1 B1   B1 B1 SC SC   SC FW FW FW   FW FW FW FW
PoP 12hr         10       5    40      30    20       5     5       5     5
Rain shwrs                   C  S    C  C  S  S
Tstms                        C  S    C  C  S  S

$$



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