Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
615 AM CDT Tue Apr 16 2024

IAZ060-162100-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
615 AM CDT Tue Apr 16 2024

Date             Tue 04/16/24            Wed 04/17/24            Thu 04/18/24
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                      74          52          66          46          55
Temp             61 64 67 74 71 65 59 55 52 54 60 65 64 56 51 49 47 50 51 53 53
Dewpt            53 59 62 56 50 51 50 50 48 47 46 46 44 43 43 43 43 43 42 40 36
RH               75 84 84 53 47 60 72 83 86 77 60 50 48 62 74 80 86 77 71 61 52
Wind dir         SE SE  S  S  S SW SW  W  W  W  W  W NW NW  N  N  N  N  N NW NW
Wind spd         16 21 29 27 18 21 18 18 20 23 23 20 12  5  5  5 10 10 12 13 13
Wind gust           32 44 43 32 37 29 29 33 36 36 33
Clouds           OV OV B2 SC B1 B2 B1 B1 B2 B2 B1 SC SC FW SC B2 B2 B2 B2 B2 B1
PoP 12hr                     90          40          10          40          80
QPF 12hr                   1.18        0.13           0           0        0.11
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        L  D  D  C  C  C                          C  C  D  D  C  C
Tstms             L  L  L  C  C  C
Wind              Y  Y  Y  Y


Date          Fri 04/19/24  Sat 04/20/24  Sun 04/21/24  Mon 04/22/24
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    57      35    53      33    59      38    63
Temp          43 37 52 53   42 36 49 51   40 35 54 57   43 39 59 62
Dewpt         32 29 27 27   28 26 26 25   27 27 28 29   30 30 36 38
PWind dir        NW    NW      NW    NW      NW    NW      SW    SW
Wind char        GN    BZ      GN    GN      GN    GN      GN    GN
Avg clouds    SC FW SC B1   B1 SC SC B1   B1 SC FW FW   FW FW SC B1
PoP 12hr         10     5       5     0       0     5       5    20
Rain shwrs                                                     S  S

$$
IAZ039-162100-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
615 AM CDT Tue Apr 16 2024

Date             Tue 04/16/24            Wed 04/17/24            Thu 04/18/24
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          52          61          44          55
Temp             58 59 68 67 68 63 59 55 52 57 59 61 59 52 48 46 46 49 51 53 52
Dewpt            38 44 54 59 58 55 54 52 51 51 49 47 44 43 42 42 43 43 43 41 38
RH               47 57 61 75 70 75 83 90 96 80 69 60 57 71 80 86 89 80 74 64 59
Wind dir          E  E SE SE  S SE  S SW SW  W  W  W NW NW  W NW NW NW NW NW NW
Wind spd         20 25 32 27 18 19 18 14 14 20 25 25 17 10  5  5  8  9 10 12 10
Wind gust           35 48 42 29 32 31       31 36 37 27
Clouds           OV OV OV OV B2 B1 B2 B2 B2 OV B2 B2 B1 SC FW B2 OV B2 OV B2 B1
PoP 12hr                     90          70          30          30          80
QPF 12hr                   1.30        0.30        0.01           0        0.10
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        C  L  D  D  L  C  C  S  C  C              C  C  D  D  C  C
Tstms             C  C  L  L  L  C  C  S
Wind              Y  Y  Y  Y


Date          Fri 04/19/24  Sat 04/20/24  Sun 04/21/24  Mon 04/22/24
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    54      33    52      31    58      36    62
Temp          41 35 50 50   38 33 47 48   36 33 53 55   40 37 58 59
Dewpt         33 28 26 26   26 24 26 25   26 26 29 29   30 30 36 37
PWind dir        NW    NW      NW    NW      NW    NW      SW    SW
Wind char        GN    BZ      GN    BZ      GN    GN      GN    BZ
Avg clouds    SC FW FW SC   SC SC SC B1   SC SC FW SC   FW FW SC B1
PoP 12hr         10     5       0     5       0     5       5    20
Rain shwrs                                                     S  S

$$
IAZ048-162100-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
615 AM CDT Tue Apr 16 2024

Date             Tue 04/16/24            Wed 04/17/24            Thu 04/18/24
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                      73          51          64          44          54
Temp             59 61 66 73 68 62 58 54 52 54 58 63 62 53 49 47 46 48 50 52 52
Dewpt            51 55 62 58 52 52 50 51 49 47 46 46 45 44 43 44 43 43 43 39 36
RH               75 81 87 59 57 70 75 90 89 77 64 54 54 71 80 89 89 83 77 61 54
Wind dir          E SE SE  S  S  S SW SW  W  W  W NW NW NW NW NW NW  N NW NW NW
Wind spd         18 21 28 25 14 18 17 17 18 21 23 21 13  5  4  8  8 10 10 12 12
Wind gust              44 37 25 31    28 28 36 36 33
Clouds           OV OV OV B1 B2 B2 B2 B2 B2 B2 B2 B1 SC SC B1 B2 B2 B2 B2 B2 B1
PoP 12hr                    100          50          10          50          80
QPF 12hr                   1.28        0.29           0        0.01        0.17
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        C  D  D  C  C  C  S  S                    C  C  D  D  C  C
Tstms             C  L  L  C  C  C  S  S
Wind              Y  Y  Y  Y


Date          Fri 04/19/24  Sat 04/20/24  Sun 04/21/24  Mon 04/22/24
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    56      33    53      31    59      36    64
Temp          40 35 51 51   39 33 47 50   37 33 54 56   42 37 58 60
Dewpt         32 28 27 27   28 26 27 26   27 27 30 30   30 31 37 38
PWind dir        NW    NW      NW    NW      NW    NW       S    SW
Wind char        GN    BZ      GN    GN      GN    GN      GN    BZ
Avg clouds    SC FW SC B1   B1 SC SC B1   B1 SC FW SC   FW FW SC B1
PoP 12hr         10     5       0     0       0     5       5    20
Rain shwrs                                                     S  S

$$
IAZ004-162100-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
615 AM CDT Tue Apr 16 2024

Date             Tue 04/16/24            Wed 04/17/24            Thu 04/18/24
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          47          59          42          54
Temp             55 54 55 62 61 54 51 49 47 48 52 58 57 49 46 46 43 46 49 52 50
Dewpt            47 48 51 54 53 50 49 49 47 44 43 44 42 42 40 40 38 36 33 32 30
RH               74 80 86 75 75 86 93100100 86 71 59 57 77 79 79 82 68 54 46 46
Wind dir         SE  E SE  E SE SE  W  W  W NW NW NW NW NW NW  W  W NW  W  W NW
Wind spd         23 27 28 21 13 10  9 13 19 26 27 25 16  8 10 10 10 13 16 19 18
Wind gust           37 44 35          25 31 37 40 36 26                      28
Clouds           OV OV OV B2 B2 B2 OV B2 OV OV B2 B1 SC SC B2 OV OV B2 B2 B1 SC
PoP 12hr                    100          50          20          50          50
QPF 12hr                   1.16        0.14           0        0.04        0.11
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        C  D  D  L  C  L  C  C  S  S              C  C  C  C  S  S
Tstms             C  C  L  C  C  C  C
Wind chill                                                       37
Min chill                                      39                36    37
Wind              Y  Y  Y  Y


Date          Fri 04/19/24  Sat 04/20/24  Sun 04/21/24  Mon 04/22/24
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    52      30    50      30    58      37    63
Temp          37 32 47 47   35 30 44 47   36 31 51 54   40 38 57 59
Dewpt         27 24 22 23   23 22 23 22   25 25 26 27   29 30 35 34
PWind dir        NW    NW      NW    NW      NW     W       S    SW
Wind char        GN    BZ      BZ    BZ      GN    GN      GN    BZ
Avg clouds    FW FW FW SC   SC FW SC B1   B1 FW FW FW   FW SC B1 SC
PoP 12hr          5     5       5     0       5     5      10    20
Rain shwrs                                                     S  S

$$
IAZ035-162100-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
615 AM CDT Tue Apr 16 2024

Date             Tue 04/16/24            Wed 04/17/24            Thu 04/18/24
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          49          62          42          54
Temp             57 58 61 70 66 58 55 52 50 52 56 61 60 51 47 46 44 47 50 53 51
Dewpt            48 52 56 56 52 50 50 51 48 46 46 45 44 43 41 42 41 41 39 35 33
RH               72 80 84 61 61 75 83 96 93 80 69 56 55 74 79 86 89 79 66 50 50
Wind dir          E SE SE  S  S  S SW  W  W  W  W NW NW NW  W NW NW NW NW NW NW
Wind spd         21 25 26 20 14 12 11 13 17 20 23 20 12  5  5  8  8 10 12 13 13
Wind gust           35 40 31
Clouds           OV OV OV B1 B2 B2 B2 B2 OV OV B2 B1 SC SC B1 OV OV B2 B2 B1 SC
PoP 12hr                    100          50          20          60          70
QPF 12hr                   1.55        0.10           0        0.03        0.26
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        L  D  D  L  C  C  S  C  S                 L  L  L  L  C  C
Tstms             C  L  L  L  C  C  S  S
Wind              Y  Y  Y  Y


Date          Fri 04/19/24  Sat 04/20/24  Sun 04/21/24  Mon 04/22/24
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    54      30    52      30    59      36    64
Temp          38 33 49 50   37 31 47 48   36 31 53 55   40 37 58 60
Dewpt         29 26 25 25   25 23 25 24   25 25 28 28   29 30 37 35
PWind dir        NW    NW      NW    NW      NW     W       S    SW
Wind char        GN    BZ      GN    BZ      GN    GN      GN    BZ
Avg clouds    SC FW SC SC   SC SC SC B1   B1 SC FW FW   FW SC SC SC
PoP 12hr          5     5       0     0       0     5      10    20
Rain shwrs                                                     S  S

$$
IAZ094-162100-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
615 AM CDT Tue Apr 16 2024

Date             Tue 04/16/24            Wed 04/17/24            Thu 04/18/24
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                      75          52          69          47          57
Temp             64 66 71 75 71 65 59 54 52 57 64 69 66 56 52 50 49 52 54 53 51
Dewpt            58 62 62 51 49 50 50 48 47 47 47 46 46 45 45 44 44 45 45 42 39
RH               81 87 73 43 46 58 72 80 83 69 54 44 48 66 77 80 83 77 71 66 63
Wind dir         SE SE  S  S  S SW SW  W  W  W  W  W NW  N NE NE NE NE  N  N  N
Wind spd         13 21 27 27 21 19 19 18 18 21 20 18  9  5  6  8 10 13 16 18 17
Wind gust              41 44 35 33 31 29 28 34 33 31
Clouds           OV OV B2 SC B1 B1 SC B2 B2 B1 SC FW FW FW SC B1 B2 B2 B2 B2 B1
PoP 12hr                     90          20           5          30          80
QPF 12hr                   0.86        0.02           0           0        0.23
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        L  D  C  C  S  S                          C  C  D  D  L  L  S
Tstms             L  L  C  C  S  S                                   S  S
Wind              Y  Y  Y  Y


Date          Fri 04/19/24  Sat 04/20/24  Sun 04/21/24  Mon 04/22/24
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    57      37    54      33    59      37    64
Temp          42 38 53 53   43 37 50 50   39 34 54 56   42 38 59 60
Dewpt         34 30 29 29   30 27 28 27   28 27 29 29   31 31 37 39
PWind dir        NW    NW      NW     N      NW    NW      SW    SW
Wind char        GN    BZ      GN    GN      GN    GN      LT    GN
Avg clouds    B1 SC SC B1   B1 B1 B1 B1   SC SC FW FW   FW FW SC B1
PoP 12hr         20    10       5     5       5     5       5    20
Rain shwrs     S                                               S  S

$$
IAZ017-162100-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
615 AM CDT Tue Apr 16 2024

Date             Tue 04/16/24            Wed 04/17/24            Thu 04/18/24
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          49          59          42          54
Temp             54 55 61 64 64 57 53 50 49 51 53 58 57 48 44 43 44 47 49 52 50
Dewpt            42 44 51 57 54 52 51 50 49 48 46 45 44 42 41 41 41 41 38 35 33
RH               64 66 70 78 70 83 93100100 89 77 62 62 80 89 93 89 79 66 52 52
Wind dir          E  E  E SE SE SE  S SW  W  W  W NW NW NW  W NW NW NW  W  W NW
Wind spd         21 25 31 24 16 11 13 13 14 21 25 25 16 10  6  8  8 10 12 13 13
Wind gust        32 36 50 37 27          25 33 39 41 27
Clouds           OV OV OV OV B2 B2 B2 B2 OV OV B2 B2 B1 FW B1 OV OV B2 B2 B2 B1
PoP 12hr                    100          80          30          40          60
QPF 12hr                   1.16        0.27        0.01           0        0.16
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        L  D  D  D  L  D  L  L  C  S              C  C  L  L  S  S
Tstms             C  C  L  L  L  L  C  S  S
Wind              Y  Y  Y  Y


Date          Fri 04/19/24  Sat 04/20/24  Sun 04/21/24  Mon 04/22/24
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    52      29    50      29    57      36    63
Temp          38 32 47 47   35 30 45 46   34 30 51 53   39 37 56 58
Dewpt         29 25 24 23   23 22 25 23   25 25 27 27   28 30 36 35
PWind dir        NW    NW      NW    NW      NW     W      SW    SW
Wind char        GN    BZ      BZ    BZ      GN    GN      GN    BZ
Avg clouds    SC FW FW SC   SC FW SC B1   SC FW FW FW   FW FW SC SC
PoP 12hr          5     5       0     5       0     5       5    20
Rain shwrs                                                     S  S

$$
IAZ049-162100-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
615 AM CDT Tue Apr 16 2024

Date             Tue 04/16/24            Wed 04/17/24            Thu 04/18/24
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          51          62          42          55
Temp             57 61 68 70 67 61 57 53 52 54 58 61 60 51 47 45 45 48 51 52 51
Dewpt            46 50 60 62 56 52 52 51 51 49 47 46 44 43 41 42 42 43 43 40 37
RH               67 67 76 76 68 72 83 93 96 83 67 58 55 74 79 89 89 83 74 63 59
Wind dir         SE SE SE  S  S  S  S SW  W  W  W  W NW NW NW NW NW  N NW NW NW
Wind spd         18 25 27 25 17 20 16 13 14 20 23 21 13  6  4  5  8  8 10 11 10
Wind gust           35 44 42 28 33 27    26 33 37 36 24
Clouds           OV OV OV B2 B2 B2 B1 B2 OV OV B2 B1 SC B1 FW B2 B2 B2 B2 B2 B1
PoP 12hr                    100          50          20          30          80
QPF 12hr                   1.59        0.21           0           0        0.14
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        C  L  D  D  C  C  C  C  S  S              C  C  D  D  C  C
Tstms             C  L  L  L  C  C  C  S
Wind              Y  Y  Y  Y


Date          Fri 04/19/24  Sat 04/20/24  Sun 04/21/24  Mon 04/22/24
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    55      32    52      30    58      35    62
Temp          40 35 50 50   37 33 47 48   36 31 52 54   39 36 57 59
Dewpt         32 28 26 26   26 24 26 25   25 26 29 30   29 30 36 37
PWind dir        NW    NW      NW    NW      NW    NW      SW    SW
Wind char        GN    BZ      GN    BZ      GN    GN      GN    BZ
Avg clouds    SC FW SC B1   B1 SC SC B1   B1 SC FW SC   FW FW SC B1
PoP 12hr         10     5       0     5       0     5       5    20
Rain shwrs                                                     S  S

$$
IAZ086-162100-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
615 AM CDT Tue Apr 16 2024

Date             Tue 04/16/24            Wed 04/17/24            Thu 04/18/24
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                      73          54          67          46          59
Temp             63 68 71 73 70 64 62 56 55 56 61 66 64 55 51 48 48 53 55 54 53
Dewpt            51 59 63 63 58 52 52 51 50 49 48 47 46 45 44 43 43 45 45 43 41
RH               65 73 76 71 66 65 70 83 83 77 62 50 52 69 77 83 83 74 69 66 64
Wind dir          E SE SE  S  S  S  S SW  W  W  W  W NW NW NW NE  N  N  N  N  N
Wind spd         18 21 27 26 18 21 18 16 18 20 23 21 13  8  5  6  8 10 11 13 14
Wind gust              43 43 32 34 29 26 31 32 36 33
Clouds           B2 B2 OV B1 SC SC B1 SC B2 B2 B2 B1 FW FW FW SC SC B2 B2 B2 B1
PoP 12hr                     90          20          10          20          80
QPF 12hr                   0.78        0.03           0           0        0.11
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        C  L  D  C  S  S                          S  S  D  D  D  D  S
Tstms             C  L  L  C  S  S
Wind              Y  Y  Y  Y


Date          Fri 04/19/24  Sat 04/20/24  Sun 04/21/24  Mon 04/22/24
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    57      38    54      34    59      38    64
Temp          44 39 53 53   43 38 50 50   40 35 54 55   42 39 60 60
Dewpt         35 31 28 29   29 28 28 27   28 28 30 30   30 32 36 39
PWind dir        NW    NW      NW    NW      NW    NW      SW    SW
Wind char        GN    BZ      GN    GN      GN    GN      LT    GN
Avg clouds    B1 FW SC B1   B1 B1 B1 B1   SC SC FW FW   FW FW SC B1
PoP 12hr         20     5       5     0       0     0       5    20
Rain shwrs     S                                                  S

$$


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