Point Forecast Matrices
Issued by NWS Des Moines, IA

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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE DES MOINES IA
714 AM CST FRI FEB 12 2016

IAZ060-122200-
DES MOINES-POLK IA
41.54N  93.65W ELEV. 924 FT
714 AM CST FRI FEB 12 2016

DATE             FRI 02/12/16            SAT 02/13/16            SUN 02/14/16
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                      21          -2          15          12          31
TEMP                18 18 19 12  7  3  1 -1  2 10 14 14 13 13 12 12 16 26 30 28
DEWPT               12 10  5  1 -3 -7 -8-12 -9 -4 -1  3  5  7  8 10 14 18 20 22
RH                  77 70 54 60 63 62 65 58 59 52 50 61 70 76 84 91 92 71 66 78
WIND DIR             N  N NW  N  N  N  N  N  N SE SE SE SE SE SE SE  S  S SW NW
WIND SPD            14 17 19 14  9  8  6  4  3  4  6  8  9 11 14 14 14 13 12  8
CLOUDS              B1 FW FW FW FW FW FW SC B1 B1 B2 OV OV OV OV OV OV OV OV B1
POP 12HR                      5           0          10          80          50
QPF 12HR                      0           0           0        0.09        0.04
SNOW 12HR                 00-00       00-00       00-00
FLURRIES
SNOW                                                  L  L  D  D  C  C  S  S
OBVIS                  BS BS
WIND CHILL           4  2  3 -4 -7-11-12-11 -7  2  4  3  1 -1 -3 -4  1 14 20 20
MIN CHILL               2    -5   -12   -14   -12     3    -1    -4    -4    16


DATE               MON 02/15/16  TUE 02/16/16  WED 02/17/16  THU 02/18/16
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            21    37      24    37      19    34      24    46
TEMP          24   21 33 33 27   24 33 31 24   20 30 31 27   24 40 43
DEWPT         20   21 29 28 25   24 27 25 18   16 21 22 21   22 34 35
PWIND DIR           W     W       W     W      NW    NE      SE     S
WIND CHAR          LT    GN      LT    GN      GN    GN      GN    GN
AVG CLOUDS    B1   B1 B1 SC SC   B1 B1 B1 B1   B1 B1 B1 B1   B1 B1 B1
POP 12HR           10    10      10    10      20     5       5     5
SNOW                                       S    S

$$
IAZ039-122200-
WATERLOO/CEDAR FALLS-BLACK HAWK IA
42.55N  92.40W ELEV. 865 FT
714 AM CST FRI FEB 12 2016

DATE             FRI 02/12/16            SAT 02/13/16            SUN 02/14/16
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                      14         -12           9           5          22
TEMP                14 13  8  3 -1 -6 -8-11 -7  3  8  8  7  6  6  5  9 17 21 19
DEWPT                9  5  1 -3 -5 -8-10-14-12 -7 -3 -3  1  2  4  5  8 12 15 16
RH                  80 70 72 75 83 91 91 86 78 62 60 60 76 83 91100 96 80 77 88
WIND DIR            NW NW NW NW NW NW NW  N  N  W  S SE SE SE SE SE SE  S  S SE
WIND SPD            16 20 21 18 12 10  8  6  5  3  4  5  8 10 13 14 17 19 13 11
CLOUDS              B1 FW FW FW CL CL FW CL FW SC SC B2 OV OV OV OV OV OV OV OV
POP 12HR                      0           0           0          80          80
QPF 12HR                      0           0           0        0.11        0.17
SNOW 12HR                 00-00       00-00       00-00
FLURRIES
SNOW                                                        D  D  D  D  L  L  S
OBVIS               BS BS BS                                     BS BS
WIND CHILL          -2 -5-12-17-19-23-24-26-20 -4 -1 -2 -6 -9-11-13 -9  0  8  7
MIN CHILL              -7   -19   -25   -26   -27    -3   -10   -15   -15     4
WIND CHILL                    Y  Y  Y  Y  Y


DATE               MON 02/15/16  TUE 02/16/16  WED 02/17/16  THU 02/18/16
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            13    31      20    31      13    27      16    37
TEMP          15   13 26 28 23   20 28 25 18   14 23 24 19   16 31 35
DEWPT         15   13 26 25 23   20 25 21 14   11 17 16 16   16 28 31
PWIND DIR           S     W       W     W      NW     W      SE    SE
WIND CHAR          GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    OV   B2 B2 B1 B1   B1 B2 B1 B1   B1 B1 B1 B1   B1 B2 B1
POP 12HR           20    10      10    20      20    10       5    10
SNOW           S    S                S  S  S    S

$$
IAZ048-122200-
AMES-STORY IA
41.99N  93.62W ELEV. 936 FT
714 AM CST FRI FEB 12 2016

DATE             FRI 02/12/16            SAT 02/13/16            SUN 02/14/16
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                      17          -8          10          10          27
TEMP                15 15 14  8  3 -2 -3 -7 -4  5  9 10 10 10 10 10 14 22 26 24
DEWPT               11  8  4  0 -4 -8-10-13-10 -4  0  2  5  7  7  9 13 18 20 21
RH                  84 73 64 69 72 75 71 74 75 65 66 69 80 87 87 96 96 84 78 88
WIND DIR             N  N NW  N  N  N  N  N  N SE SE SE SE SE SE SE  S  S SW  S
WIND SPD            16 18 20 16 11  9  8  4  3  5  8  8  9 12 14 16 16 16 12  8
CLOUDS              B1 FW FW FW FW CL FW SC B1 B1 B2 OV OV OV OV OV OV OV OV B2
POP 12HR                      5           0           5          80          60
QPF 12HR                      0           0           0        0.12        0.07
SNOW 12HR                 00-00       00-00       00-00
FLURRIES
SNOW                                                  D  D  D  D  L  L  S  S
OBVIS                  BS BS
WIND CHILL          -1 -3 -4-11-13-18-18-18-12 -6 -3 -1 -3 -5 -7 -7 -2  9 15 15
MIN CHILL              -3   -12   -20   -21   -20    -5    -5    -7    -7    11
WIND CHILL                    Y  Y  Y  Y  Y


DATE               MON 02/15/16  TUE 02/16/16  WED 02/17/16  THU 02/18/16
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            18    33      22    34      16    30      21    40
TEMP          20   18 29 30 25   22 31 28 21   17 26 27 23   21 35 38
DEWPT         18   18 29 27 24   22 27 24 17   15 20 20 19   20 31 33
PWIND DIR          SW     W       W     W      NW    NE      SE     S
WIND CHAR          LT    GN      LT    BZ      GN    GN      GN    GN
AVG CLOUDS    B2   B1 B1 B1 SC   B1 B1 B1 B1   B1 B1 B1 B1   B1 B1 B1
POP 12HR           10    10      10    10      20     5       5     5
SNOW                                       S    S

$$
IAZ004-122200-
ESTHERVILLE-EMMET IA
43.40N  94.75W ELEV. 1315 FT
714 AM CST FRI FEB 12 2016

DATE             FRI 02/12/16            SAT 02/13/16            SUN 02/14/16
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                      11         -16           9           6          25
TEMP                 9  8  6 -1 -6-11-14-15-10  2  8  8  7  7  6  6 10 20 24 23
DEWPT                5  2 -1 -5 -9-12-15-18-13 -6 -1  2  5  6  6  6 10 16 18 19
RH                  83 76 72 83 86 95 95 86 86 68 66 76 91 96100100100 84 77 84
WIND DIR            NW  N  N  N NW NW NW  N SE  S  S SE  S SE  S  S  S  S  W  S
WIND SPD            18 21 21 17 12 10  8  5  3  9 11 11 16 18 19 20 18 16 12 10
CLOUDS              SC FW FW FW FW FW FW SC SC SC B1 OV OV OV OV OV OV OV OV OV
POP 12HR                      0           0           5          90          60
QPF 12HR                      0           0           0        0.15        0.07
SNOW 12HR                 00-00       00-00       00-00
FLURRIES
SNOW                                                  D  D  D  D  L  L  C  C
OBVIS               BS BS BS                               BS BS BS BS
WIND CHILL         -10-12-16-22-25-30-31-29-19-13 -7 -7-11-12-14-14 -8  6 13 12
MIN CHILL             -12   -23   -30   -32   -29   -10   -12   -14   -14     9
WIND CHILL                    Y  Y  Y  Y  Y


DATE               MON 02/15/16  TUE 02/16/16  WED 02/17/16  THU 02/18/16
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            17    31      21    28      11    25      18    35
TEMP          19   17 27 28 24   21 26 23 15   12 21 23 20   18 30 33
DEWPT         18   17 27 26 23   21 24 19 14   12 18 18 18   18 28 30
PWIND DIR          SW     W       W    NW      NW     E       S     S
WIND CHAR          GN    GN      GN    BZ      GN    GN      GN    BZ
AVG CLOUDS    B2   B1 B1 B1 SC   B2 B2 B1 B1   B1 B2 B1 B1   B1 B2 B1
POP 12HR           10    10      20    20      20    10       5     5
SNOW                         S    S  S  S  S    S

$$
IAZ035-122200-
FORT DODGE-WEBSTER IA
42.55N  94.18W ELEV. 1165 FT
714 AM CST FRI FEB 12 2016

DATE             FRI 02/12/16            SAT 02/13/16            SUN 02/14/16
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                      14         -12          11           9          27
TEMP                12 12 10  4 -2 -7 -8-11 -7  5 10 10 10 10  9  9 13 22 26 24
DEWPT                6  4  1 -3 -7-11-12-15-12 -5 -1  1  4  6  7  8 11 16 19 19
RH                  76 70 66 72 79 82 82 82 78 62 60 66 76 83 91 96 91 77 74 81
WIND DIR             N  N  N  N  N  N  N  N SE  S  S SE SE SE SE  S  S  S SW  S
WIND SPD            14 18 18 16 10  8  5  5  3  6 10 11 13 16 20 19 17 16 13 10
CLOUDS              SC FW FW FW CL FW FW SC SC B1 B1 OV OV OV OV OV OV OV OV B2
POP 12HR                      0           0           5          90          50
QPF 12HR                      0           0           0        0.13        0.07
SNOW 12HR                 00-00       00-00       00-00
FLURRIES
SNOW                                                  D  D  D  D  C  C  S  S
OBVIS               BS BS BS                               BS BS BS BS
WIND CHILL          -4 -6 -8-15-18-23-21-25-16 -7 -4 -5 -6 -8-10-11 -5  8 14 14
MIN CHILL              -7   -17   -24   -26   -24    -6   -10   -13   -12    11
WIND CHILL                    Y  Y  Y  Y  Y


DATE               MON 02/15/16  TUE 02/16/16  WED 02/17/16  THU 02/18/16
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            16    32      22    32      14    28      19    38
TEMP          19   16 28 29 25   22 29 26 19   15 24 25 21   19 33 36
DEWPT         17   16 27 26 23   22 26 21 14   13 19 18 18   18 30 31
PWIND DIR          SW     W       W    NW      NW    NE      SE     S
WIND CHAR          GN    GN      GN    BZ      GN    GN      GN    GN
AVG CLOUDS    B2   B1 B1 SC SC   B1 B1 B1 B1   B1 B1 B1 B1   B1 B2 B1
POP 12HR           10    10      20    10      20     5       5    10
SNOW                         S    S        S    S

$$
IAZ094-122200-
LAMONI-DECATUR IA
40.63N  93.90W ELEV. 1125 FT
714 AM CST FRI FEB 12 2016

DATE             FRI 02/12/16            SAT 02/13/16            SUN 02/14/16
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                      24          -1          16          14          35
TEMP                20 21 21 15  9  4  2  0  3 11 15 15 15 15 14 14 19 29 34 31
DEWPT               16 14  9  5  0 -4 -6 -9 -7 -2  2  4  7  9  9 12 14 22 21 24
RH                  84 74 59 64 66 68 68 65 62 55 55 61 70 77 80 92 80 75 58 75
WIND DIR             N  N  N  N  N  N  N  N NE SE SE SE SE SE SE SE  S  S SW  W
WIND SPD            14 17 18 14 11  9  8  4  4  5  9  9  9 11 12 13 14 13 12  9
CLOUDS              B2 SC FW FW FW FW SC B1 B1 B2 B2 OV OV OV OV OV OV OV B2 SC
POP 12HR                      0           0          10          50          30
QPF 12HR                      0           0           0        0.02        0.02
SNOW 12HR                 00-00       00-00       00-00
SNOW                                                  S  S  C  C  C  C
OBVIS                  BS BS
WIND CHILL           6  7  6  0 -6-11-12-10 -6  2  3  3  3  1 -1 -2  5 18 25 23
MIN CHILL               6    -1   -12   -14   -11     3     0    -3    -3    21


DATE               MON 02/15/16  TUE 02/16/16  WED 02/17/16  THU 02/18/16
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            23    41      27    40      22    40      28    49
TEMP          26   23 36 37 31   27 36 34 27   23 35 36 31   28 43 46
DEWPT         21   23 31 30 28   27 30 28 21   19 25 24 23   27 38 39
PWIND DIR           W     W       W     W      NW     E      SE     S
WIND CHAR          LT    GN      LT    BZ      GN    GN      GN    GN
AVG CLOUDS    SC   B1 B1 SC SC   B1 B1 SC B1   SC SC SC SC   SC SC SC
POP 12HR           10    10      10    10      10     5       5     5

$$
IAZ017-122200-
MASON CITY-CERRO GORDO IA
43.16N  93.33W ELEV. 1189 FT
714 AM CST FRI FEB 12 2016

DATE             FRI 02/12/16            SAT 02/13/16            SUN 02/14/16
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                      11         -16           8           3          21
TEMP                 9  8  5  1 -3 -8-11-15-11  2  7  6  5  4  4  3  7 16 20 19
DEWPT                5  2  0 -4 -7-11-14-18-14 -7 -3 -2  2  3  4  3  7 13 15 16
RH                  83 76 79 79 82 86 86 86 86 65 63 69 87 95100100100 88 81 88
WIND DIR            NW NW NW NW NW NW NW NW  N SW  S SE SE SE SE SE  S  S  S  S
WIND SPD            18 21 23 18 13 11  9  5  3  4  6  8 11 13 17 19 19 19 12 11
CLOUDS              SC FW FW FW FW FW FW FW FW SC SC B2 OV OV OV OV OV OV OV OV
POP 12HR                      0           0           0          90          90
QPF 12HR                      0           0           0        0.13        0.15
SNOW 12HR                 00-00       00-00       00-00
FLURRIES
SNOW                                                  C  C  D  D  D  D  L  L  S
OBVIS               BS BS BS                               BS BS BS BS
WIND CHILL         -10-12-17-21-23-27-29-29-20 -9 -5 -7-11-14-15-18-13  0  7  7
MIN CHILL             -12   -23   -28   -31   -31    -7   -14   -18   -18     3
WIND CHILL                    Y  Y  Y  Y  Y


DATE               MON 02/15/16  TUE 02/16/16  WED 02/17/16  THU 02/18/16
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            15    29      19    29      11    24      15    35
TEMP          17   15 25 26 22   19 26 23 16   12 20 21 17   15 29 33
DEWPT         17   15 25 25 22   19 24 20 12   10 16 16 15   15 26 30
PWIND DIR           S     W       W     W      NW     E      SE    SE
WIND CHAR          GN    GN      GN    BZ      GN    GN      GN    BZ
AVG CLOUDS    OV   B2 B2 B1 SC   B2 B2 B1 B1   B2 B1 B1 B1   B1 B2 B1
POP 12HR           20    10      10    20      20    10       5    10
SNOW           S    S                S  S  S    S

$$
IAZ049-122200-
MARSHALLTOWN-MARSHALL IA
42.11N  92.91W ELEV. 972 FT
714 AM CST FRI FEB 12 2016

DATE             FRI 02/12/16            SAT 02/13/16            SUN 02/14/16
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                      16         -11          10           6          24
TEMP                15 14 13  5  1 -4 -6-10 -6  4  9  9  8  7  7  6 10 19 23 22
DEWPT               11  8  3 -1 -4 -7-10-13-11 -5 -2  0  4  5  6  6 10 15 17 19
RH                  84 76 63 76 79 86 82 86 78 65 60 66 83 91 96100100 84 77 88
WIND DIR            NW NW NW NW NW NW NW  N  N SW  S SE SE SE SE SE  S  S  S  S
WIND SPD            16 20 23 18 13 10  8  8  4  2  4  8 10 12 16 18 18 18 13 10
CLOUDS              B1 FW FW FW CL CL FW FW SC SC B1 B2 OV OV OV OV OV OV OV OV
POP 12HR                      5           0           0          80          70
QPF 12HR                      0           0           0        0.12        0.12
SNOW 12HR                 00-00       00-00       00-00
FLURRIES
SNOW                                                  C  C  D  D  L  L  C  C
OBVIS                                                            BS BS
WIND CHILL          -2 -4 -6-15-17-21-21-26-17     1 -3 -6 -8-11-13 -8  4 11 11
MIN CHILL              -4   -15   -22   -26   -26    -3    -9   -13   -13     7
WIND CHILL                    Y  Y  Y  Y  Y


DATE               MON 02/15/16  TUE 02/16/16  WED 02/17/16  THU 02/18/16
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            16    33      21    32      15    28      18    39
TEMP          18   16 28 29 24   21 29 27 19   16 24 25 21   18 33 37
DEWPT         17   16 27 26 23   21 26 23 15   13 19 18 17   18 30 33
PWIND DIR           S     W       W     W      NW    NE      SE     S
WIND CHAR          GN    GN      GN    BZ      GN    GN      GN    GN
AVG CLOUDS    B2   B1 B1 B1 SC   B1 B2 B1 B1   B1 B1 B1 B1   B1 B2 B1
POP 12HR           10    10      10    10      20    10       5    10
SNOW                                       S    S

$$
IAZ086-122200-
OTTUMWA-WAPELLO IA
41.11N  92.45W ELEV. 836 FT
714 AM CST FRI FEB 12 2016

DATE             FRI 02/12/16            SAT 02/13/16            SUN 02/14/16
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                      24          -2          15          11          29
TEMP                19 20 21 13  8  4  2 -1  2 10 14 14 13 12 12 11 15 24 28 26
DEWPT               16 14  8  4  1 -3 -6 -9 -7 -3  0  1  6  8  8  9 13 17 20 22
RH                  88 77 56 67 72 72 68 68 65 55 53 55 73 84 84 91 92 74 71 85
WIND DIR            NW NW NW NW NW NW NW  N  N  N SE SE SE SE SE SE  S  S  S SW
WIND SPD            14 19 20 18 11 10  8  6  5  3  5  5  9 10 13 16 16 16 13 10
CLOUDS              B2 SC FW FW CL CL FW SC SC SC B1 OV OV OV OV OV OV OV OV B2
POP 12HR                      5           0           0          70          50
QPF 12HR                      0           0           0        0.09        0.09
SNOW 12HR                 00-00       00-00       00-00
FLURRIES
SNOW                                                  C  C  L  L  C  C  C  C
WIND CHILL           5  4  5 -4 -7-11-13-14 -9  4  5  5  1 -1 -3 -6 -1 11 17 16
MIN CHILL               4    -6   -12   -14   -15     5    -2    -6    -6    13


DATE               MON 02/15/16  TUE 02/16/16  WED 02/17/16  THU 02/18/16
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            18    37      24    37      19    34      23    44
TEMP          21   18 32 33 27   24 33 31 24   20 30 31 26   23 38 41
DEWPT         20   18 29 28 26   24 28 25 19   18 21 21 22   23 33 35
PWIND DIR          SW     W       W     W      NW    NE      SE     S
WIND CHAR          LT    GN      LT    GN      GN    GN      GN    GN
AVG CLOUDS    B2   B1 B1 B1 SC   B1 B1 B1 B1   B1 B1 B1 B1   B1 B1 B1
POP 12HR           10    10      10    10      20    10       5    10
SNOW                                       S    S

$$



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