Point Forecast Matrices
Issued by NWS Des Moines, IA

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Point Forecast Matrices
National Weather Service Des Moines IA
1230 AM CDT Thu Mar 28 2024

IAZ060-290900-
Des Moines-Polk IA
41.54N  93.65W Elev. 924 ft
1230 AM CDT Thu Mar 28 2024

Date           03/27/24      Thu 03/28/24            Fri 03/29/24            Sat
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                      26          58          39          65          40
Temp                   32 29 29 37 49 57 56 46 42 41 40 50 60 63 62 56 51 46 41
Dewpt                  20 21 22 26 31 35 38 37 35 35 36 42 47 47 48 47 45 42 38
RH                     61 72 75 64 50 43 51 71 76 79 85 74 62 56 60 72 80 86 89
Wind dir                S SE SE  E SE  S NE  E  E  E  E SE  S  S SE  E NW NW NW
Wind spd                3  3  2  4  5  6  5  8  6  6  8 11 13 13  8  5  8 11 16
Clouds                 B1 SC FW FW SC SC SC FW SC B1 B1 B2 B2 B2 B2 B1 SC B1 B1
PoP 12hr                      0           0           0          10          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  S  S  S  S
Tstms                                                             S  S
Wind chill                                                                   33
Min chill              28    25    28          38    34    38                33


Date           03/30  Sun 03/31/24  Mon 04/01/24  Tue 04/02/24  Wed 04/03/24
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          57      38    55      42    52      32    52      33    61
Temp          52 54   42 38 49 53   45 42 48 47   38 33 46 49   38 33 54 56
Dewpt         37 37   33 33 39 40   39 39 41 36   31 28 30 29   28 27 32 32
PWind dir         N      NE     E      NE    NE       N    NW      NW    NW
Wind char        GN      GN    GN      GN    BZ      BZ    BZ      GN    BZ
Avg clouds    B1 SC   B1 B1 B2 B1   B1 B2 B2 B2   B2 B1 SC SC   FW FW FW FW
PoP 12hr          5      20    40      60    60      40    10       5     5
Rain shwrs                S  C  C    C  L  L  L    C  S
Tstms                                   S  S

$$
IAZ039-290900-
Waterloo/Cedar Falls-Black Hawk IA
42.55N  92.40W Elev. 865 ft
1230 AM CDT Thu Mar 28 2024

Date           03/27/24      Thu 03/28/24            Fri 03/29/24            Sat
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                      21          46          30          59          39
Temp                   28 29 27 30 40 45 44 35 31 31 32 41 53 57 55 50 46 43 40
Dewpt                  20 23 21 20 24 27 30 27 26 24 27 32 41 45 45 45 44 42 39
RH                     71 78 78 66 52 49 57 72 81 75 81 70 64 64 69 83 93 96 96
Wind dir               SW NW  N  N  W  W  N NE  E  E  E SE SE SE SE  E  E NW NW
Wind spd                4  3  3  3  4  4  4  6  6  8 10 13 17 17 12  9  5  8 13
Clouds                 SC B2 SC FW FW FW FW FW FW SC B2 B2 B2 OV B2 B2 B1 B1 B2
PoP 12hr                      0           0           0          20          30
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  S  S  C  C
Wind chill                                     24 23 23 33                   32
Min chill              22    22    24    38    24    22    27                32


Date           03/30  Sun 03/31/24  Mon 04/01/24  Tue 04/02/24  Wed 04/03/24
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          55      34    52      38    49      29    50      30    59
Temp          50 49   38 35 47 48   41 38 46 44   35 30 46 46   35 30 51 52
Dewpt         39 36   32 30 36 36   35 35 40 36   30 27 30 28   27 24 32 32
PWind dir        NW      NE     E      NE    NE       N    NW      NW    NW
Wind char        GN      GN    GN      GN    BZ      BZ    BZ      BZ    BZ
Avg clouds    B2 B1   B2 B2 B2 B2   B2 B2 B2 B2   B2 B1 SC SC   FW FW FW FW
PoP 12hr          5      10    50      70    70      40    10      10     5
Rain shwrs                   C  C    L  L  L  L    C  C
Tstms                                   S  S

$$
IAZ048-290900-
Ames-Story IA
41.99N  93.62W Elev. 936 ft
1230 AM CDT Thu Mar 28 2024

Date           03/27/24      Thu 03/28/24            Fri 03/29/24            Sat
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                      23          53          35          62          37
Temp                   32 31 29 33 44 51 50 41 37 35 36 46 57 60 58 52 47 42 39
Dewpt                  26 25 24 24 30 35 38 35 32 31 34 40 47 49 48 47 44 41 36
RH                     78 78 81 69 57 54 63 79 82 85 92 79 69 67 69 83 89 96 89
Wind dir               SW  E NE  E  E SE NE  E  E  E  E SE SE SE  E  E NW NW NW
Wind spd                3  2  3  5  5  5  6  6  6  8  9 11 13 13  8  5  6 11 16
Clouds                 B2 B1 FW FW SC SC SC FW SC B1 B2 B2 B2 B2 B2 B1 B1 B1 B1
PoP 12hr                      0           0           0          20          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  S  S  S  S
Wind chill                      27                28 29                   36 30
Min chill              28    25    26          31    28    32                29


Date           03/30  Sun 03/31/24  Mon 04/01/24  Tue 04/02/24  Wed 04/03/24
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          55      35    53      39    50      29    51      31    60
Temp          50 50   39 35 48 49   42 39 46 44   35 31 46 47   36 32 52 54
Dewpt         37 36   33 31 39 39   38 37 41 35   30 27 31 30   28 26 33 33
PWind dir         N      NE     E      NE    NE       N    NW      NW    NW
Wind char        GN      GN    GN      GN    BZ      BZ    BZ      GN    BZ
Avg clouds    B1 B1   B2 B2 B2 B2   B2 B2 B2 B2   B2 B1 SC SC   FW FW FW FW
PoP 12hr          5      20    50      70    70      40    10       5     5
Rain shwrs                S  C  C    C  L  L  L    C  S
Tstms                                   S  S

$$
IAZ004-290900-
Estherville-Emmet IA
43.40N  94.75W Elev. 1315 ft
1230 AM CDT Thu Mar 28 2024

Date           03/27/24      Thu 03/28/24            Fri 03/29/24            Sat
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                      13          38          25          53          29
Temp                   22 20 19 23 33 37 35 27 26 27 29 37 47 50 47 42 37 33 30
Dewpt                  17 15 15 17 22 27 29 25 24 25 28 32 39 42 42 40 35 32 28
RH                     81 81 84 77 63 67 78 92 92 92 96 82 74 74 83 93 92 96 92
Wind dir               NW NW  N  E  E  E  E  E  E  E SE SE SE SE  E  N NW NW NW
Wind spd                4  4  3  5  5  5  8  8  9 10 13 14 14 13  8  6 13 17 17
Wind gust                                                              24 28 27
Clouds                 FW FW FW CL FW CL FW FW SC B1 B2 B2 B2 B2 OV B2 B2 B2 B2
PoP 12hr                      0           0           0          20          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  S  S
Wind chill             15 13    15       28 19 17 18 18 28             27 22 18
Min chill              14    12    14    27    16    16    22          26    18


Date           03/30  Sun 03/31/24  Mon 04/01/24  Tue 04/02/24  Wed 04/03/24
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          47      29    46      33    42      24    49      29    58
Temp          42 41   31 29 40 42   36 33 38 38   30 27 43 44   33 30 49 51
Dewpt         31 30   27 27 34 34   33 32 33 30   26 22 27 28   27 25 32 33
PWind dir         N      NE     E      NE     N       N    NW      NW    NW
Wind char        BZ      GN    GN      GN    BZ      BZ    BZ      BZ    BZ
Avg clouds    B1 B1   B2 OV B2 B2   B2 OV B2 B2   B1 SC SC FW   FW FW FW FW
PoP 12hr          0      20    40      60    60      30     5       5     5
Frzg rain                 S
Rain shwrs                   C  C    C  L  L  C    C
Snowshwrs                               S  S  S    C

$$
IAZ035-290900-
Fort Dodge-Webster IA
42.55N  94.18W Elev. 1165 ft
1230 AM CDT Thu Mar 28 2024

Date           03/27/24      Thu 03/28/24            Fri 03/29/24            Sat
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                      20          47          32          60          32
Temp                   31 28 28 31 40 46 44 36 33 33 33 43 54 57 54 48 42 38 34
Dewpt                  27 24 22 23 29 33 35 32 29 28 32 37 44 47 46 43 40 36 32
RH                     85 85 78 72 64 60 70 85 85 82 96 79 69 69 74 83 93 92 92
Wind dir               NW NE NE  E  E  E NE  E  E  E  E SE SE SE  E  E NW NW  N
Wind spd                2  4  5  6  5  5  6  8  9 10 10 12 14 12  6  5  8 12 14
Clouds                 B2 B1 SC FW FW FW FW FW SC B1 B2 B2 B2 B2 OV B2 B1 B1 B2
PoP 12hr                      0           0           0          20          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  S  S  S  S
Wind chill                   22 24          30 25 25 25 36                30 24
Min chill              28    20    21    39    25    24    29          36    24


Date           03/30  Sun 03/31/24  Mon 04/01/24  Tue 04/02/24  Wed 04/03/24
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          52      32    51      35    47      27    50      29    60
Temp          47 47   35 33 46 46   38 36 43 40   32 28 45 46   34 30 52 53
Dewpt         34 33   30 29 36 36   34 35 37 32   27 24 30 28   27 26 33 33
PWind dir         N      NE     E      NE    NE       N    NW      NW    NW
Wind char        GN      GN    GN      GN    BZ      BZ    BZ      GN    BZ
Avg clouds    B1 SC   B2 B2 B2 B2   B2 OV B2 B2   B2 B1 SC FW   FW FW FW FW
PoP 12hr          0      20    40      70    60      30    10       5     5
Rain shwrs                S  C  C    C  L  L  L    C  S
Snowshwrs                                          S  S
Tstms                                   S

$$
IAZ094-290900-
Lamoni-Decatur IA
40.63N  93.90W Elev. 1125 ft
1230 AM CDT Thu Mar 28 2024

Date           03/27/24      Thu 03/28/24            Fri 03/29/24            Sat
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                      30          63          44          69          42
Temp                   32 32 31 43 55 62 60 50 46 45 44 53 62 66 65 58 53 47 43
Dewpt                  22 24 24 31 38 39 40 38 38 38 38 45 48 49 49 48 48 44 41
RH                     66 72 75 62 53 43 47 63 73 76 79 74 60 54 56 69 83 89 93
Wind dir                S SW SW SW SW SW SW  S  S  S  S  S  S  S  S SW  W NW NW
Wind spd                5  5  5  8 10 13  6  6  8  8  9 17 16 14 10 10  9 12 13
Clouds                 FW FW FW SC SC SC FW FW SC B2 B1 B2 B2 B2 B2 B1 SC B1 B1
PoP 12hr                      0           5           0          10          30
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                        C  C
Sprinkles
Tstms                                                             S  S
Wind chill             26 26 25                      38                      36
Min chill              25    24    29                38                      36


Date           03/30  Sun 03/31/24  Mon 04/01/24  Tue 04/02/24  Wed 04/03/24
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          61      40    60      45    57      32    53      33    63
Temp          57 55   43 41 53 55   48 46 54 49   39 34 47 48   38 34 55 56
Dewpt         40 39   36 37 44 45   44 44 46 39   33 29 30 29   29 29 32 33
PWind dir         N      NE     E      NE     N       N     N      NW    NW
Wind char        GN      GN    GN      GN    BZ      BZ    BZ      GN    BZ
Avg clouds    SC SC   SC SC B1 B1   B1 B1 B1 B1   B1 B1 SC SC   FW FW FW FW
PoP 12hr          5      30    50      60    60      40    10       5     5
Rain shwrs                C  C  C    L  L  L  C    C  S
Tstms                                S  S     S

$$
IAZ017-290900-
Mason City-Cerro Gordo IA
43.16N  93.33W Elev. 1189 ft
1230 AM CDT Thu Mar 28 2024

Date           03/27/24      Thu 03/28/24            Fri 03/29/24            Sat
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                      15          42          25          55          32
Temp                   24 24 21 26 37 42 39 29 26 27 28 37 48 53 50 44 41 37 34
Dewpt                  19 18 17 17 20 24 27 24 23 22 23 29 38 42 43 42 40 36 32
RH                     81 77 84 68 50 48 62 81 88 81 81 72 68 66 77 93 96 96 92
Wind dir               NW NW NW  N NW NW NE NE  E  E  E SE SE SE SE  E  N NW NW
Wind spd                5  3  3  4  4  4  4  5  6  9 11 13 17 17 10  6  6 12 14
Wind gust                                                  27
Clouds                 FW FW FW FW CL CL FW FW SC SC B2 B2 B2 B2 B2 B2 B1 B2 B2
PoP 12hr                      0           0           0          20          30
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  S  S  C  C
Wind chill             17       20          23 18 18 18 28                29 24
Min chill              16    16    17    34    18    17    21          35    23


Date           03/30  Sun 03/31/24  Mon 04/01/24  Tue 04/02/24  Wed 04/03/24
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          50      29    50      34    44      26    48      27    57
Temp          45 43   32 30 44 44   36 34 41 38   31 27 43 43   32 28 49 49
Dewpt         35 32   28 27 34 35   33 32 37 32   27 24 29 27   25 24 32 31
PWind dir        NW      NE     E      NE    NE       N    NW      NW    NW
Wind char        BZ      GN    GN      GN    BZ      BZ    BZ      BZ    BZ
Avg clouds    B2 B1   B2 B2 B2 B2   B2 OV B2 B2   B2 B1 SC SC   FW FW FW FW
PoP 12hr          5      10    40      70    70      40    10      10     5
Rain shwrs                   C  C    L  L  L  L    C
Snowshwrs                                          S  S

$$
IAZ049-290900-
Marshalltown-Marshall IA
42.11N  92.91W Elev. 972 ft
1230 AM CDT Thu Mar 28 2024

Date           03/27/24      Thu 03/28/24            Fri 03/29/24            Sat
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                      22          50          32          61          37
Temp                   30 30 28 32 43 49 47 38 34 33 33 43 55 58 55 50 46 42 39
Dewpt                  23 23 24 22 27 32 35 32 29 27 32 36 44 47 47 46 45 42 38
RH                     75 75 85 66 53 52 63 79 82 78 96 76 66 67 74 86 96100 96
Wind dir               SW  N NE  E  E  E NE NE  E  E  E SE SE SE  E  E  N NW NW
Wind spd                5  2  4  5  3  4  6  8  8  9  9 11 13 13  8  5  5  9 14
Clouds                 B2 B2 SC FW SC SC FW FW FW SC B2 B2 B2 OV OV B1 B1 B1 B1
PoP 12hr                      0           0           0          20          30
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  S  S  C  C
Tstms                                                             S  S
Wind chill             23       26          32 27 25 25 37                   31
Min chill              23    23    23          27    24    30                31


Date           03/30  Sun 03/31/24  Mon 04/01/24  Tue 04/02/24  Wed 04/03/24
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          55      34    52      37    50      28    50      28    59
Temp          50 49   37 34 47 48   41 37 46 44   35 30 45 45   34 30 51 51
Dewpt         38 37   32 31 37 37   36 36 41 36   30 27 31 29   27 25 33 33
PWind dir        NW      NE     E      NE    NE       N    NW      NW    NW
Wind char        GN      GN    GN      BZ    BZ      BZ    BZ      GN    BZ
Avg clouds    B1 B1   B2 B1 B2 B2   B2 B2 B2 B2   B2 B1 SC SC   FW FW FW FW
PoP 12hr          5      20    50      70    70      40    10      10     5
Rain shwrs                S  C  C    C  L  L  L    C  C
Tstms                                   S  S

$$
IAZ086-290900-
Ottumwa-Wapello IA
41.11N  92.45W Elev. 836 ft
1230 AM CDT Thu Mar 28 2024

Date           03/27/24      Thu 03/28/24            Fri 03/29/24            Sat
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                      27          59          39          68          45
Temp                   31 29 30 38 51 58 56 46 42 40 40 51 62 66 63 58 55 51 46
Dewpt                  22 22 23 26 31 35 37 38 36 36 37 42 47 47 48 48 49 47 44
RH                     69 75 75 62 46 42 49 73 79 85 89 71 58 50 58 69 80 86 93
Wind dir               SW  S  S SW SW SW NE  E SE  E SE  S  S  S  S  S SW  W NW
Wind spd                4  4  5  5  6  9  5  8  6  8  8 12 13 13 10 10 11 10 13
Clouds                 FW SC FW FW SC SC SC FW SC B1 B2 B2 B2 B2 B2 B2 SC B1 B1
PoP 12hr                      0           5           0          10          40
QPF 12hr                      0           0           0           0        0.02
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  S  S  C  C
Tstms                                                             C  C
Wind chill                   24
Min chill              26    23    26          37    35    39


Date           03/30  Sun 03/31/24  Mon 04/01/24  Tue 04/02/24  Wed 04/03/24
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          62      40    58      44    57      34    52      33    61
Temp          58 56   43 41 52 54   47 45 53 50   40 35 46 48   38 34 54 55
Dewpt         42 40   36 36 41 42   42 42 45 40   34 30 31 30   29 28 32 32
PWind dir        NW      NE     E      NE    NE       N    NW      NW    NW
Wind char        GN      GN    GN      GN    GN      BZ    BZ      GN    BZ
Avg clouds    B1 SC   SC B1 B2 B1   B1 B2 B2 B2   B2 B1 SC SC   SC FW FW FW
PoP 12hr          5      20    50      60    70      40    10      10     5
Rain shwrs                S  C  C    L  L  L  L    C  S
Tstms                                S  S     S

$$


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