Point Forecast Matrices
Issued by NWS Des Moines, IA

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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE DES MOINES IA
536 AM CST FRI DEC 2 2016

IAZ060-022200-
DES MOINES-POLK IA
41.54N  93.65W ELEV. 924 FT
536 AM CST FRI DEC 2 2016

DATE             FRI 12/02/16            SAT 12/03/16            SUN 12/04/16
CST 3HRLY     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      40          27          41          33          47
TEMP             34 34 39 40 36 32 29 28 27 31 40 41 37 34 34 34 34 35 41 45 40
DEWPT            30 30 30 30 29 28 26 26 25 27 28 28 29 30 31 32 32 34 34 34 33
RH               85 85 70 67 75 85 88 92 92 85 62 59 72 85 89 92 92 96 76 65 76
WIND DIR          W NW NW NW NW NW NW  W  W SW SW  S  S  S  S  S  S SW SW  W  W
WIND SPD          4  5  5  6  5  3  2  3  3  2  4  5  4  4  5  6  8  9 10 10  6
CLOUDS           OV OV OV OV B2 B2 B1 B1 B2 B1 B1 B2 OV OV OV OV OV B2 SC FW SC
POP 12HR                      5           0           5          60          20
QPF 12HR                      0           0           0        0.09        0.01
SNOW 12HR                 00-00       00-00       00-00
RAIN                                                  C  C           S
SNOW                                                     C  L  L  S  S
WIND CHILL                                                    28 27 28 35
MIN CHILL        29    28    30    25    23    24    33    28    27    27    34


DATE               MON 12/05/16  TUE 12/06/16  WED 12/07/16  THU 12/08/16
CST 6HRLY     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            31    46      31    37      21    23      12    19
TEMP          32   31 45 40 34   31 37 32 26   21 23 20 15   12 18 17
DEWPT         30   30 36 35 34   30 30 25 21   15 15 13 10    8 11 11
PWIND DIR          SW     S       E     N      NW    NW      NW    NW
WIND CHAR          LT    GN      LT    GN      GN    GN      GN    BZ
AVG CLOUDS    FW   SC B1 B1 B2   OV OV B2 B2   B2 B2 B1 B1   SC SC SC
POP 12HR            5     0      30    30      20    40      30     0
RAIN                              C  C  C
SNOW                              C  C  C  S       C  C  C    S

$$
IAZ039-022200-
WATERLOO/CEDAR FALLS-BLACK HAWK IA
42.55N  92.40W ELEV. 865 FT
536 AM CST FRI DEC 2 2016

DATE             FRI 12/02/16            SAT 12/03/16            SUN 12/04/16
CST 3HRLY     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      37          26          37          31          41
TEMP             34 34 36 37 33 29 27 26 26 30 36 37 33 31 31 31 32 34 37 41 36
DEWPT            31 29 29 28 27 26 25 25 24 26 26 27 28 28 29 30 31 33 34 35 34
RH               89 82 75 70 78 88 92 96 92 85 67 67 82 88 92 96 96 96 89 79 92
WIND DIR         NW NW NW NW NW NW NW  W  W  W SW SW  S  S  S  S  S  S SW SW SW
WIND SPD          5  6  8  9  6  4  3  3  3  3  4  5  4  4  5  6  9  9 10  9  6
CLOUDS           OV OV OV OV OV OV B2 B2 B2 B1 B1 B2 OV OV OV OV OV OV B2 B1 SC
POP 12HR                      5          10           5          50          40
QPF 12HR                      0           0           0        0.07        0.03
SNOW 12HR                 00-00       00-00       00-00
SNOW                                                        C  C  C  C
WIND CHILL          28 30 30 26                            25 24 24 27 30 35 30
MIN CHILL        28    27    24    23    22    22    29    24    24    24    29


DATE               MON 12/05/16  TUE 12/06/16  WED 12/07/16  THU 12/08/16
CST 6HRLY     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            28    43      30    36      21    23      12    17
TEMP          30   28 42 36 32   30 36 31 27   21 23 20 15   12 16 16
DEWPT         30   28 36 34 32   30 32 27 23   18 17 15 11    9 10 11
PWIND DIR          SW     S       E     N      NW    NW      NW    NW
WIND CHAR          LT    GN      LT    GN      GN    GN      GN    BZ
AVG CLOUDS    SC   SC B1 B2 B2   OV OV B2 B2   B2 B2 B2 B2   B1 B1 B1
POP 12HR            0     0      30    30      30    40      40    10
RAIN                                 C  C
SNOW                              C  C  C  C       S  C  C    C

$$
IAZ048-022200-
AMES-STORY IA
41.99N  93.62W ELEV. 936 FT
536 AM CST FRI DEC 2 2016

DATE             FRI 12/02/16            SAT 12/03/16            SUN 12/04/16
CST 3HRLY     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      38          27          40          32          43
TEMP             33 32 37 38 34 31 29 29 27 29 37 39 35 33 33 32 32 35 39 43 36
DEWPT            32 31 31 30 29 28 26 26 25 27 28 28 29 30 31 31 32 34 34 33 33
RH               96 96 79 73 82 88 88 88 92 92 70 64 78 89 92 96100 96 82 67 89
WIND DIR         NW NW NW NW NW NW NW  W  W  W SW  S  S  S  S  S  S SW SW  W  W
WIND SPD          4  5  6  8  5  3  4  3  3  3  5  5  4  5  6  6  6  9 10 10  6
CLOUDS           OV OV OV OV OV B2 B1 B1 B2 B1 B1 B2 OV OV OV OV OV B2 SC FW SC
POP 12HR                      5           5           0          50          20
QPF 12HR                      0           0           0        0.08        0.01
SNOW 12HR                 00-00       00-00       00-00
RAIN                                                  S              S
SNOW                                                  S  S  C  C  S  S
WIND CHILL                32                               27 26 26 28 32 37 30
MIN CHILL        28    25    28    23    23    22    30    26    25    26    30


DATE               MON 12/05/16  TUE 12/06/16  WED 12/07/16  THU 12/08/16
CST 6HRLY     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            29    44      29    36      20    22      11    18
TEMP          29   29 43 38 32   29 36 30 25   20 22 19 14   11 17 17
DEWPT         29   29 35 34 32   29 30 24 20   15 15 13 10    9 11 11
PWIND DIR          SW     S       E     N      NW    NW      NW    NW
WIND CHAR          LT    GN      LT    GN      GN    GN      BZ    BZ
AVG CLOUDS    FW   SC B1 B2 B2   OV OV B2 B2   B2 B2 B2 B1   B1 SC SC
POP 12HR            5     0      30    40      20    40      30     5
RAIN                                 C  C
SNOW                              C  C  C  S       C  C  C    S

$$
IAZ004-022200-
ESTHERVILLE-EMMET IA
43.40N  94.75W ELEV. 1315 FT
536 AM CST FRI DEC 2 2016

DATE             FRI 12/02/16            SAT 12/03/16            SUN 12/04/16
CST 3HRLY     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      34          25          37          30          39
TEMP             30 30 34 33 30 29 26 25 25 28 35 37 31 31 31 31 31 31 36 39 32
DEWPT            28 27 27 27 27 25 24 24 24 25 27 28 30 29 30 30 30 30 31 31 31
RH               92 88 75 78 88 85 92 96 96 88 72 70 96 92 96 96 96 96 82 73 96
WIND DIR         NW NW NW NW NW NW  W  W SW  S  S  S  S  S  S  S SW SW  W  W  W
WIND SPD          5  6  8  6  5  5  5  4  4  5  8 10  9 10 12 12 10 11 12 12  8
CLOUDS           OV OV OV OV OV OV B2 B2 B2 B1 B1 B2 OV B2 B2 OV OV B2 B1 FW SC
POP 12HR                      5           5           0          20          10
QPF 12HR                      0           0           0        0.02           0
SNOW 12HR                 00-00       00-00       00-00
SNOW                                                  S  S  S  S
WIND CHILL       24 23 27 27 24 23 20 19 19 21 28 30 23 22 21 21 22 22 28 31 25
MIN CHILL        22    22    23    19    19    19    23    21    21    20    25


DATE               MON 12/05/16  TUE 12/06/16  WED 12/07/16  THU 12/08/16
CST 6HRLY     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            28    42      26    30      15    17       7    15
TEMP          28   30 41 38 33   27 28 24 19   15 17 15 10    7 14 14
DEWPT         27   28 31 31 29   24 22 18 14   11 10 10  8    7  8  9
PWIND DIR          SW     S      SW    NW      NW    NW      NW    NW
WIND CHAR          LT    GN      GN    GN      GN    BZ      BZ    BZ
AVG CLOUDS    SC   SC B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B1   B1 B1 SC
POP 12HR            5     5      30    30      10    30      30     5
RAIN                         S
SNOW                         S    C  C  C          C  C  C

$$
IAZ035-022200-
FORT DODGE-WEBSTER IA
42.55N  94.18W ELEV. 1165 FT
536 AM CST FRI DEC 2 2016

DATE             FRI 12/02/16            SAT 12/03/16            SUN 12/04/16
CST 3HRLY     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      37          26          39          31          42
TEMP             32 31 36 36 33 30 27 26 26 29 36 39 34 31 32 31 32 33 39 42 36
DEWPT            30 29 30 29 28 26 25 26 24 26 27 29 29 29 30 30 31 32 32 32 31
RH               92 92 79 75 82 85 92100 92 88 69 67 82 92 92 96 96 96 76 67 82
WIND DIR         NW  N NW NW NW NW  W  W  W SW  S  S  S  S  S  S  S SW SW  W  W
WIND SPD          4  6  6  8  6  4  4  3  3  4  6  8  6  8  9 10  9 10 12 11  6
CLOUDS           OV OV OV OV OV B2 B1 B2 B2 B1 B2 B2 OV OV OV OV OV B2 SC SC SC
POP 12HR                      5           5           0          30          10
QPF 12HR                      0           0           0        0.03           0
SNOW 12HR                 00-00       00-00       00-00
RAIN                                                  C
SNOW                                                  C  C  C  C
WIND CHILL          25 30 30 27                30 33 28 24 24 23 24 25 31 36 30
MIN CHILL        25    23    26    20    22    20    28    24    22    24    30


DATE               MON 12/05/16  TUE 12/06/16  WED 12/07/16  THU 12/08/16
CST 6HRLY     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            29    44      29    33      19    20      10    17
TEMP          29   30 43 39 34   29 33 28 23   19 20 18 13   10 16 16
DEWPT         28   28 33 33 31   28 27 22 17   14 14 12  9    9 10 10
PWIND DIR          SW     S       E    NW      NW    NW      NW    NW
WIND CHAR          LT    GN      GN    GN      GN    GN      BZ    BZ
AVG CLOUDS    FW   SC B1 B2 B2   OV OV B2 B2   B2 B2 B2 B1   B1 SC SC
POP 12HR            5     0      30    40      20    40      30     5
SNOW                              C  C  C  S       C  C  C    S

$$
IAZ094-022200-
LAMONI-DECATUR IA
40.63N  93.90W ELEV. 1125 FT
536 AM CST FRI DEC 2 2016

DATE             FRI 12/02/16            SAT 12/03/16            SUN 12/04/16
CST 3HRLY     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      42          26          42          34          45
TEMP             31 34 40 42 34 31 28 27 26 31 39 41 37 34 34 34 34 36 41 45 39
DEWPT            28 29 28 27 27 26 25 25 25 27 27 27 29 29 31 32 33 35 35 33 34
RH               88 82 62 55 75 81 88 92 96 85 62 57 72 82 89 92 96 96 79 62 82
WIND DIR          W NW NW NW NW  N NW  W NW  E  S  S  S SE  S  S  S SW SW  W SW
WIND SPD          4  5  5  6  5  4  3  3  3  2  4  5  4  4  6  6  6  8 10  9  5
CLOUDS           B2 SC SC SC SC B1 SC B1 B1 B1 B2 OV OV OV OV OV OV B2 SC FW FW
POP 12HR                      0           0          10          60          20
QPF 12HR                      0           0           0        0.11        0.01
SNOW 12HR                 00-00       00-00       00-00
RAIN                                                  C     S  L  S  S
SNOW                                                     C  L     S  S
WIND CHILL                                                 28 28 28 30 35
MIN CHILL        25    26    29    24    22    23    32    28    28    27    34


DATE               MON 12/05/16  TUE 12/06/16  WED 12/07/16  THU 12/08/16
CST 6HRLY     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            32    46      31    37      21    25      12    20
TEMP          33   32 45 39 34   31 37 32 26   21 25 21 17   12 19 18
DEWPT         30   30 35 34 34   31 31 26 20   16 16 14 10    8 10 10
PWIND DIR          SW     S      NE     N      NW    NW      NW     W
WIND CHAR          LT    GN      LT    GN      GN    GN      BZ    BZ
AVG CLOUDS    FW   SC SC B1 B2   B2 OV B2 B2   B2 B2 B1 SC   SC SC SC
POP 12HR            5     0      30    20      20    50      30     0
RAIN                              C  S  S
SNOW                              C  S  S  S       C  C  C

$$
IAZ017-022200-
MASON CITY-CERRO GORDO IA
43.16N  93.33W ELEV. 1189 FT
536 AM CST FRI DEC 2 2016

DATE             FRI 12/02/16            SAT 12/03/16            SUN 12/04/16
CST 3HRLY     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      34          26          36          29          39
TEMP             31 31 34 33 30 28 26 26 26 27 33 35 31 29 31 30 31 33 37 39 33
DEWPT            28 27 27 26 26 25 24 23 23 25 27 28 28 29 29 30 30 32 33 33 32
RH               88 85 75 75 85 88 92 88 88 92 78 75 88100 92100 96 96 85 79 96
WIND DIR         NW NW NW NW NW NW NW  W  W SW SW  S  S  S  S  S  S SW SW  W  W
WIND SPD          6  9  9 10  9  5  5  4  3  3  5  8  5  6  8 10  9 10 12 11  8
CLOUDS           OV OV OV OV OV OV B2 B2 B2 B1 B2 B2 OV OV OV OV OV OV B1 B1 SC
POP 12HR                      0           0           0          40          20
QPF 12HR                      0           0           0        0.02        0.01
SNOW 12HR                 00-00       00-00       00-00
SNOW                                                  S  S  C  C  S  S
WIND CHILL       24 24 27 25 22 21 19             28 25 22 24 21 23 25 29 32 26
MIN CHILL        24    23    22    19    20    20    24    22    21    23    26


DATE               MON 12/05/16  TUE 12/06/16  WED 12/07/16  THU 12/08/16
CST 6HRLY     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            27    42      28    33      17    20       9    15
TEMP          27   27 41 37 32   28 33 27 21   17 20 17 12    9 15 14
DEWPT         27   27 33 33 32   27 28 23 18   14 14 12  9    8 10  9
PWIND DIR          SW     S      SE    NW      NW    NW      NW    NW
WIND CHAR          LT    GN      LT    GN      GN    BZ      BZ    BZ
AVG CLOUDS    SC   SC B1 B2 B2   OV OV B2 B2   B2 B2 B2 B2   B2 B1 B1
POP 12HR            0     0      30    40      20    40      30     5
SNOW                              C  C  C  S       C  C  C    C

$$
IAZ049-022200-
MARSHALLTOWN-MARSHALL IA
42.11N  92.91W ELEV. 972 FT
536 AM CST FRI DEC 2 2016

DATE             FRI 12/02/16            SAT 12/03/16            SUN 12/04/16
CST 3HRLY     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      38          26          39          31          42
TEMP             33 34 37 37 32 29 27 27 26 30 36 38 33 31 32 32 31 34 37 42 36
DEWPT            31 30 29 28 28 27 26 26 25 26 27 27 28 29 30 31 31 33 34 34 33
RH               92 85 72 70 85 92 96 96 96 85 69 64 82 92 92 96100 96 89 73 89
WIND DIR         NW NW NW NW NW NW NW SW  W  W SW SW  S  S  S  S  S SW SW  W SW
WIND SPD          5  6  9 10  6  4  4  3  4  4  5  5  5  5  8  8  9 10 11 11  6
CLOUDS           OV OV OV OV OV OV B2 B2 B2 B1 B1 B2 OV OV OV OV OV OV B1 SC SC
POP 12HR                      5           5           0          50          30
QPF 12HR                      0           0           0        0.08        0.01
SNOW 12HR                 00-00       00-00       00-00
SNOW                                                  S  S  C  C  C  C
WIND CHILL          28 30 30 26          20             25 26 25 23 26 30 35 29
MIN CHILL        27    26    26    20    20    19    26    24    23    24    28


DATE               MON 12/05/16  TUE 12/06/16  WED 12/07/16  THU 12/08/16
CST 6HRLY     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            28    43      29    35      19    23      11    18
TEMP          30   28 42 36 32   30 35 29 24   19 23 19 15   11 17 17
DEWPT         29   28 35 34 32   29 31 25 22   16 17 14 10    9 10 11
PWIND DIR          SW     S       E     N      NW    NW      NW    NW
WIND CHAR          LT    GN      LT    GN      GN    GN      BZ    BZ
AVG CLOUDS    FW   SC B1 B2 B2   OV OV B2 B2   B2 B2 B2 B1   B1 SC SC
POP 12HR            0     0      30    40      30    40      30     5
RAIN                                    C
SNOW                              C  C  C  C       C  C  C    S

$$
IAZ086-022200-
OTTUMWA-WAPELLO IA
41.11N  92.45W ELEV. 836 FT
536 AM CST FRI DEC 2 2016

DATE             FRI 12/02/16            SAT 12/03/16            SUN 12/04/16
CST 3HRLY     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      41          27          41          33          45
TEMP             33 35 40 41 36 32 30 27 27 32 40 41 36 34 34 34 33 36 41 45 40
DEWPT            29 30 30 28 28 27 26 25 25 27 26 27 27 28 29 31 32 34 36 35 34
RH               85 82 67 59 72 81 85 92 92 81 57 57 69 78 82 89 96 92 82 68 79
WIND DIR          W  W NW NW NW NW NW  W  W  W SW  S SE SE  S  S  S  S SW SW SW
WIND SPD          5  6  8  9  6  4  3  3  3  3  4  4  4  4  6  6  8 10 11 10  6
CLOUDS           OV OV B2 OV OV B2 B1 B1 B2 B1 B1 B2 OV OV OV OV OV OV B2 SC SC
POP 12HR                      0           0           5          60          50
QPF 12HR                      0           0           0        0.12        0.06
SNOW 12HR                 00-00       00-00       00-00
RAIN                                                                 C
SNOW                                                        L  L  C  C
WIND CHILL          28    35 29                            28 28 26 29 34    34
MIN CHILL        27    26    28    25    23    24    32    28    26    27    33


DATE               MON 12/05/16  TUE 12/06/16  WED 12/07/16  THU 12/08/16
CST 6HRLY     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            31    45      33    39      23    26      13    20
TEMP          34   31 44 38 34   34 39 33 28   23 26 22 17   13 19 18
DEWPT         31   29 35 34 34   31 32 28 25   19 18 14 10    8 10  9
PWIND DIR          SW    SE       E     N      NW    NW      NW     W
WIND CHAR          LT    GN      LT    GN      GN    GN      BZ    BZ
AVG CLOUDS    FW   SC SC B1 B2   OV OV B2 B2   B2 B2 B2 B1   SC SC SC
POP 12HR            5     0      30    20      20    50      40     0
RAIN                         C    C  S  S
SNOW                         S    C  S     S       C  C  C    S

$$



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