Point Forecast Matrices
Issued by NWS Des Moines, IA

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FOUS53 KDMX 201359
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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE DES MOINES IA
759 AM CST SAT DEC 20 2014

IAZ060-202200-
DES MOINES-POLK IA
41.54N  93.65W ELEV. 924 FT
759 AM CST SAT DEC 20 2014

DATE             SAT 12/20/14            SUN 12/21/14            MON 12/22/14
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                      35          33          44          38          45
TEMP                32 35 35 34 34 33 35 35 38 42 43 41 38 38 39 39 40 43 45 40
DEWPT               28 29 31 32 28 30 31 31 33 34 35 37 37 37 38 37 38 39 39 36
RH                  85 78 85 92 78 89 85 85 82 73 73 85 96 96 96 92 92 86 79 85
WIND DIR             S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S SW SW SW
WIND SPD             5  8  8  6  6  6  8  9 11 13 12 12 13 16 16 14 13 14 11 10
CLOUDS              OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
POP 12HR                     10          20          20          50          60
QPF 12HR                      0           0        0.02        0.06        0.10
SNOW 12HR                 00-00       00-00       00-00
DRIZZLE                             O  O
FRZG DRZL                              O
RAIN                                   S  S  S  S  S  C  C  C  C  L  L  L  L  C
SNOW
OBVIS                              PF PF
WIND CHILL          26 28 29 28 28 27 28 28 31 34 36 34 30 29 30 31 32 35 39 33
MIN CHILL              24    27    27    27    29    33    29    29    31    33


DATE               TUE 12/23/14  WED 12/24/14  THU 12/25/14  FRI 12/26/14
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    37      26    35      23    34      24    32
TEMP          34   32 36 32 29   27 33 30 26   24 31 30 27   25 30 25
DEWPT         31   29 29 28 26   23 23 22 21   19 21 22 23   23 23 19
PWIND DIR           W    NW      NW    NW      NW     W       E     N
WIND CHAR          GN    GN      GN    BZ      BZ    GN      GN    GN
AVG CLOUDS    OV   OV OV OV OV   OV OV B2 B2   B1 SC SC B1   B2 OV B2
POP 12HR           30    30      20    20       5     5      20    30
RAIN           C    C     C
SNOW                C  C  C  S    S  S  S                S    S  C  C

$$
IAZ039-202200-
WATERLOO/CEDAR FALLS-BLACK HAWK IA
42.55N  92.40W ELEV. 865 FT
759 AM CST SAT DEC 20 2014

DATE             SAT 12/20/14            SUN 12/21/14            MON 12/22/14
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          30          38          34          40
TEMP                30 33 34 31 30 30 30 30 32 37 38 35 37 35 35 35 35 37 40 37
DEWPT               28 30 31 30 30 30 29 30 32 34 35 35 35 35 35 35 35 36 40 37
RH                  92 89 89 96100100 96100100 89 89100 92100100100100 96100100
WIND DIR             S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S SE  S  S  S
WIND SPD             8  9  6  5  6  8  9  8 11 14 12 12 13 14 16 14 16 16 11 10
CLOUDS              OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
POP 12HR                     10          30          40          40          70
QPF 12HR                      0        0.02        0.02        0.05        0.15
SNOW 12HR                 00-00       00-00           T
FRZG DRZL                           S  S  O
RAIN                                      C  C  C  C  C  C  C  C  L  L  L  L  C
SNOW                                         C  C  C                          C
OBVIS                              PF PF
WIND CHILL          22 25 27 25 23 22 22 22 23 28 30 26 28 25 25 25 25 28 33 30
MIN CHILL              20    24    22    22    21    25    25    24    25    29


DATE               TUE 12/23/14  WED 12/24/14  THU 12/25/14  FRI 12/26/14
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            30    36      26    33      21    30      20    27
TEMP          33   30 35 32 29   27 31 28 24   22 28 26 23   21 25 21
DEWPT         33   30 32 29 28   26 26 24 23   19 19 21 23   21 21 19
PWIND DIR          SW    NW      NW    NW      NW    NW       N     N
WIND CHAR          GN    GN      GN    BZ      BZ    GN      LT    GN
AVG CLOUDS    OV   OV OV OV OV   OV OV OV OV   B2 SC SC B2   OV OV OV
POP 12HR           50    30      30    30      10     5      20    30
RAIN           C    C     C
SNOW           C    C  C  C  C    C  C  C                S    S  C  C

$$
IAZ048-202200-
AMES-STORY IA
41.99N  93.62W ELEV. 936 FT
759 AM CST SAT DEC 20 2014

DATE             SAT 12/20/14            SUN 12/21/14            MON 12/22/14
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          31          40          36          42
TEMP                30 33 34 31 32 31 32 32 35 39 40 39 37 36 37 37 38 39 42 37
DEWPT               28 28 30 30 29 29 31 30 32 33 35 35 36 36 36 36 37 38 38 35
RH                  92 82 85 96 88 92 96 92 89 79 82 85 96100 96 96 96 96 86 92
WIND DIR             S  S  S SE  S  S  S  S  S  S  S  S  S  S  S  S  S SW SW SW
WIND SPD             6  9  6  6  5  8  8  8  9 12 12 11 13 16 14 13 13 13 11  9
CLOUDS              OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
POP 12HR                     10          20          20          50          60
QPF 12HR                      0           0        0.02        0.07        0.13
SNOW 12HR                 00-00       00-00       00-00
DRIZZLE                             O
FRZG DRZL                              O
RAIN                                   S  S  S  S  S  C  C  C  C  L  L  L  L  C
SNOW                                                                          C
OBVIS                              PF PF
WIND CHILL          23 25 28 25 26 24 25 25 28 31 33 32 28 26 28 28 30 31 36 30
MIN CHILL              22    24    24    24    26    31    26    26    29    29


DATE               TUE 12/23/14  WED 12/24/14  THU 12/25/14  FRI 12/26/14
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            30    35      25    33      22    31      21    28
TEMP          32   30 34 31 28   26 31 28 25   23 29 27 24   22 26 21
DEWPT         31   29 28 28 26   23 23 22 21   18 19 21 22   20 20 18
PWIND DIR           W    NW      NW    NW      NW    NW       E     N
WIND CHAR          GN    GN      GN    BZ      BZ    GN      GN    GN
AVG CLOUDS    OV   OV OV OV OV   OV OV OV B2   B1 SC B1 B2   OV OV B2
POP 12HR           40    30      30    20       5     5      20    30
RAIN           C
SNOW           C    C  C  C  C    C  S  S                S    S  C  C

$$
IAZ004-202200-
ESTHERVILLE-EMMET IA
43.40N  94.75W ELEV. 1315 FT
759 AM CST SAT DEC 20 2014

DATE             SAT 12/20/14            SUN 12/21/14            MON 12/22/14
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                      33          28          37          32          37
TEMP                29 32 33 30 30 30 28 28 29 35 36 36 37 33 34 35 35 35 37 33
DEWPT               27 28 29 29 28 28 28 28 29 32 33 33 33 33 34 34 35 35 34 33
RH                  92 85 85 96 92 92100100100 89 89 89 85100100 96100100 89100
WIND DIR             S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S SW  W  W
WIND SPD            10 11 10 10 10 10 10 10 11 13 14 16 17 17 16 12 11 10 11 10
CLOUDS              OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
POP 12HR                     10          10          20          60          70
QPF 12HR                      0           0        0.01        0.08        0.11
SNOW 12HR                 00-00       00-00       00-00
DRIZZLE                             O        O  O  S
FRZG DRZL                              O  O
RAIN                                               S  C  C  L  L  L  L  L  L
SNOW                                                              L  L        C
OBVIS                              PF PF
WIND CHILL          20 23 25 21 21 21 19 19 19 26 27 26 27 22 24 26 27 27 29 25
MIN CHILL              19    20    20    19    19    26    22    22    26    24


DATE               TUE 12/23/14  WED 12/24/14  THU 12/25/14  FRI 12/26/14
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            26    31      21    28      17    27      14    21
TEMP          31   27 30 27 24   22 26 23 20   18 25 21 18   15 19 14
DEWPT         31   27 27 25 24   21 22 20 19   16 18 20 18   15 16 13
PWIND DIR          NW    NW      NW    NW      NW    NW       N     N
WIND CHAR          GN    BZ      BZ    BZ      BZ    GN      GN    BZ
AVG CLOUDS    OV   OV OV OV OV   OV OV OV B2   B1 B1 B1 B2   OV OV OV
POP 12HR           50    40      30    20      10     5      30    30
SNOW           C    C  C  C  C    C  S  S                C    C  C  C

$$
IAZ035-202200-
FORT DODGE-WEBSTER IA
42.55N  94.18W ELEV. 1165 FT
759 AM CST SAT DEC 20 2014

DATE             SAT 12/20/14            SUN 12/21/14            MON 12/22/14
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          30          39          35          40
TEMP                30 33 34 30 31 30 30 30 33 38 38 37 37 35 36 37 37 38 40 35
DEWPT               26 28 30 29 29 29 28 29 31 32 34 34 35 35 35 34 37 37 36 34
RH                  85 82 85 96 92 96 92 96 92 79 85 89 92100 96 89100 96 85 96
WIND DIR             S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S SW SW  W
WIND SPD             9  9  9  9  8 10  9 10 11 13 13 13 17 17 17 17 13 13 11 11
CLOUDS              OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
POP 12HR                     10          20          20          60          70
QPF 12HR                      0        0.01        0.02        0.08        0.11
SNOW 12HR                 00-00       00-00       00-00
DRIZZLE                             O           S
FRZG DRZL                              O  O
RAIN                                      S  S  S  S  C  C  L  L  L  L  L  L
SNOW                                         S                                C
OBVIS                              PF PF
WIND CHILL          21 25 27 22 24 21 22 22 25 30 30 28 27 25 26 27 28 30 33 27
MIN CHILL              20    22    21    21    22    28    25    25    27    26


DATE               TUE 12/23/14  WED 12/24/14  THU 12/25/14  FRI 12/26/14
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    33      24    31      21    29      20    26
TEMP          32   30 32 29 26   25 29 27 24   22 27 25 22   21 25 19
DEWPT         29   28 27 26 24   21 22 20 19   17 19 20 21   18 18 14
PWIND DIR           W    NW      NW    NW      NW    NW      NE     N
WIND CHAR          GN    GN      GN    BZ      BZ    GN      GN    GN
AVG CLOUDS    OV   OV OV OV B2   OV OV OV B2   B1 SC B1 B2   OV OV OV
POP 12HR           50    30      30    20      10     5      20    30
SNOW           C    C  C  C  C    C  S  S                S    S  C  C

$$
IAZ094-202200-
LAMONI-DECATUR IA
40.63N  93.90W ELEV. 1125 FT
759 AM CST SAT DEC 20 2014

DATE             SAT 12/20/14            SUN 12/21/14            MON 12/22/14
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                      35          33          43          38          45
TEMP                32 35 35 33 33 33 35 33 35 40 43 42 41 38 39 38 39 43 45 40
DEWPT               29 30 32 32 31 32 33 32 33 36 37 37 38 38 38 37 39 40 40 36
RH                  88 82 89 96 92 96 92 96 92 85 79 82 89100 96 96100 89 82 85
WIND DIR             S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S SW SW SW
WIND SPD             6  9  8  4  5  8 10 10 12 14 13 12 14 14 14 13 13 13 13  8
CLOUDS              OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
POP 12HR                     10          10          10          50          50
QPF 12HR                      0           0           0        0.05        0.09
SNOW 12HR                 00-00       00-00       00-00
DRIZZLE                             O  O  O  O  O  O
FRZG DRZL
RAIN                                                  C  C  C  C  C  C  C  C  S
SNOW
OBVIS                              PF PF
WIND CHILL          24 28 28       26 27 25 27 32 36 35 33 29 30 30 31 36 39
MIN CHILL              23    27    26    25    24    33    28    29    30    35


DATE               TUE 12/23/14  WED 12/24/14  THU 12/25/14  FRI 12/26/14
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    36      26    34      23    36      25    35
TEMP          34   32 35 32 29   27 32 29 26   24 33 31 28   26 33 28
DEWPT         33   30 29 28 26   23 23 21 21   20 24 25 25   26 27 22
PWIND DIR           W    NW      NW    NW      NW     W       E    NW
WIND CHAR          GN    GN      GN    BZ      BZ    GN      GN    GN
AVG CLOUDS    OV   OV OV OV OV   OV OV B2 B1   SC SC SC B1   B2 B2 B1
POP 12HR           20    20      20    20       5     5      20    20
RAIN           S    S  S  S
SNOW                S  S  S  S    S  S  S                S    S  S  S

$$
IAZ017-202200-
MASON CITY-CERRO GORDO IA
43.16N  93.33W ELEV. 1189 FT
759 AM CST SAT DEC 20 2014

DATE             SAT 12/20/14            SUN 12/21/14            MON 12/22/14
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                      33          28          37          33          38
TEMP                30 32 33 30 28 28 28 29 31 36 37 35 34 33 34 35 35 36 38 33
DEWPT               28 28 28 28 28 28 28 29 31 33 33 34 34 33 34 35 35 36 37 33
RH                  92 85 82 92100100100100100 89 85 96100100100100100100 96100
WIND DIR             S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S SE  S  S  S
WIND SPD             9 10  9  8  9 10  9 10 11 12 13 13 14 16 17 16 14 13 11 10
CLOUDS              OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
POP 12HR                     10          20          40          60          70
QPF 12HR                      0        0.01        0.02        0.06        0.14
SNOW 12HR                 00-00       00-00           T
FRZG DRZL                           S  S  O
RAIN                                      S  C  C  C  C  C  L  L  L  L  L  L
SNOW                                         C  C                             L
OBVIS                              PF PF
WIND CHILL          21 24 25 22 19 19 19 20 22 28 28 26 24 22 23 25 25 27 30 25
MIN CHILL              20    21    19    19    21    25    22    22    24    24


DATE               TUE 12/23/14  WED 12/24/14  THU 12/25/14  FRI 12/26/14
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    33      23    30      19    27      17    23
TEMP          31   28 32 29 26   24 28 25 22   20 25 23 20   18 22 17
DEWPT         31   28 29 27 26   24 25 23 20   17 19 20 20   18 18 15
PWIND DIR           W    NW      NW    NW      NW    NW       N     N
WIND CHAR          GN    GN      GN    BZ      BZ    GN      GN    GN
AVG CLOUDS    OV   OV OV OV OV   OV OV OV OV   B2 B1 B1 B2   OV OV OV
POP 12HR           60    40      30    30      10     5      20    30
SNOW           L    L  C  C  C    C  C  C                S    S  C  C

$$
IAZ049-202200-
MARSHALLTOWN-MARSHALL IA
42.11N  92.91W ELEV. 972 FT
759 AM CST SAT DEC 20 2014

DATE             SAT 12/20/14            SUN 12/21/14            MON 12/22/14
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          30          39          35          41
TEMP                30 33 34 30 30 30 30 32 33 38 39 39 35 36 37 37 36 39 41 37
DEWPT               29 29 29 30 29 30 30 31 31 34 34 35 35 36 35 35 36 38 39 36
RH                  96 85 82100 96100100 96 92 85 82 85100100 92 92100 96 92 96
WIND DIR             S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S SW
WIND SPD             8  9  6  6  6  9  9  9 11 14 13 14 13 16 18 16 14 14 11 11
CLOUDS              OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
POP 12HR                     10          20          30          40          70
QPF 12HR                      0        0.01        0.02        0.05        0.15
SNOW 12HR                 00-00       00-00       00-00
FRZG DRZL                           S  S  O
RAIN                                      S  S  C  C  C  C  C  C  L  L  L  L  C
SNOW                                            C  C                          C
OBVIS                              PF PF
WIND CHILL          22 25 28 23 23 22 22 24 24 30 31 31 26 26 27 28 27 30 35 29
MIN CHILL              20    22    22    22    24    31    25    26    27    29


DATE               TUE 12/23/14  WED 12/24/14  THU 12/25/14  FRI 12/26/14
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            30    35      26    32      22    31      21    27
TEMP          33   30 34 31 28   27 31 28 25   23 29 26 23   22 26 21
DEWPT         33   30 30 28 27   24 25 23 21   19 20 22 22   21 21 19
PWIND DIR          SW    NW      NW    NW      NW    NW      SE     N
WIND CHAR          GN    GN      GN    BZ      BZ    GN      LT    GN
AVG CLOUDS    OV   OV OV OV OV   OV OV OV OV   B1 SC SC B2   OV OV B2
POP 12HR           40    30      30    30      10     5      20    30
RAIN           C    C     C
SNOW           C    C  C  C  C    C  C  C                S    S  C  C

$$
IAZ086-202200-
OTTUMWA-WAPELLO IA
41.11N  92.45W ELEV. 836 FT
759 AM CST SAT DEC 20 2014

DATE             SAT 12/20/14            SUN 12/21/14            MON 12/22/14
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                      36          32          42          36          44
TEMP                32 35 35 33 32 32 33 33 36 39 42 39 36 36 37 37 39 41 44 40
DEWPT               30 31 31 31 30 31 31 32 32 34 36 36 36 36 36 35 36 39 40 38
RH                  92 85 85 92 92 96 92 96 85 82 79 89100100 96 92 89 92 86 92
WIND DIR             S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S SW
WIND SPD             6  8  6  6  6  8  9 10 12 14 12 12 13 14 14 16 17 16 13 10
CLOUDS              OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
POP 12HR                     10          20          20          40          70
QPF 12HR                      0           0        0.02        0.03        0.14
SNOW 12HR                 00-00       00-00       00-00
DRIZZLE                             O  O        S
FRZG DRZL
RAIN                                      S  S  S  S  C  C  C  C  L  L  L  L  C
SNOW
OBVIS                              PF PF
WIND CHILL          26 29 29 27 26 25 25 25 28 31 35 31 27 27 28 27 30 33 37 33
MIN CHILL              24    26    25    24    26    31    27    26    28    32


DATE               TUE 12/23/14  WED 12/24/14  THU 12/25/14  FRI 12/26/14
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    36      27    34      24    34      24    35
TEMP          34   32 35 32 29   28 32 30 27   25 32 30 27   25 32 27
DEWPT         34   31 31 29 27   24 24 23 22   20 22 23 24   24 27 23
PWIND DIR          SW    NW      NW    NW      NW     W      SE     N
WIND CHAR          GN    GN      GN    BZ      BZ    GN      LT    GN
AVG CLOUDS    OV   OV OV OV OV   OV OV OV B2   B1 SC SC B1   B2 OV B2
POP 12HR           40    30      30    30      10     5      20    30
RAIN           C    C  C  C
SNOW                   C  C  C    C  C  C                S    S  C  C

$$



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