Point Forecast Matrices
Issued by NWS Des Moines, IA

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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE DES MOINES IA
736 AM CST FRI JAN 20 2017

IAZ060-202200-
DES MOINES-POLK IA
41.54N  93.65W ELEV. 924 FT
736 AM CST FRI JAN 20 2017

DATE             FRI 01/20/17            SAT 01/21/17            SUN 01/22/17
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                      43          40          48          33          43
TEMP                37 40 43 42 42 43 43 41 41 46 48 44 41 38 36 33 34 40 43 38
DEWPT               36 39 41 40 40 41 42 40 40 41 41 40 39 36 35 31 32 33 33 32
RH                  96 96 93 93 93 93 96 96 96 83 77 86 92 92 96 92 92 76 67 79
WIND DIR             E  E SE  E  E  E SE  S  S SW SW SW SW  W NW NW NW NW NW NW
WIND SPD             3  4  5  5  6  6  6  6  8  9  9  4  4  3  4  5  8 10 11  9
CLOUDS              OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 B2 B1 B1 SC SC B1 B1 B2
POP 12HR                     30          60          10           5           5
QPF 12HR                   0.01        0.02           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN                       S  C  C  C  C
OBVIS               F+  F PF  F  F  F  F  F  F
WIND CHILL                                                          27 34 37
MIN CHILL              33    37    36    35    33          34    26    25    32
DENSE FOG            Y


DATE               MON 01/23/17  TUE 01/24/17  WED 01/25/17  THU 01/26/17
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    42      31    41      32    37      26    34
TEMP          34   31 41 39 33   32 41 38 35   32 37 33 30   26 33 31
DEWPT         31   30 32 31 30   30 34 34 33   30 30 28 26   24 24 23
PWIND DIR          NW    NW      SE     E       N    NW      NW    NW
WIND CHAR          GN    LT      LT    GN      GN    GN      GN    GN
AVG CLOUDS    B2   B2 B1 B1 B1   B2 B2 OV OV   OV OV OV B2   B2 B2 B2
POP 12HR            5     0       5    70      70    20      10    10
RAIN                                 C  L  L    C  S
SNOW                                 C     L    C  S

$$
IAZ039-202200-
WATERLOO/CEDAR FALLS-BLACK HAWK IA
42.55N  92.40W ELEV. 865 FT
736 AM CST FRI JAN 20 2017

DATE             FRI 01/20/17            SAT 01/21/17            SUN 01/22/17
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          39          45          32          41
TEMP                35 38 40 39 39 39 40 40 40 44 45 42 39 37 34 32 35 40 41 36
DEWPT               35 37 39 38 38 38 38 38 39 41 41 39 38 35 34 32 34 36 35 33
RH                 100 96 96 96 96 96 92 92 96 89 86 89 96 92100100 96 85 79 89
WIND DIR            SE SE SE  E  E  E SE SE SE  S  S  S  S SW  W NW NW NW NW NW
WIND SPD             4  4  4  4  6  8  8  8  8  9  6  5  4  3  3  3  4  8  9  6
CLOUDS              OV OV OV OV OV OV OV B2 B2 B2 OV OV OV B2 B2 B2 B2 B2 B2 B2
POP 12HR                     30          60          20          10           5
QPF 12HR                   0.01        0.02           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN                 S  S  S  C  C  C  L  S  S  S  S
OBVIS               F+  F  F  F  F  F  F PF  F
WIND CHILL                         33 34    34                         34 35 30
MIN CHILL              29    35    32    32    33    37    33    29    27    28
DENSE FOG            Y


DATE               MON 01/23/17  TUE 01/24/17  WED 01/25/17  THU 01/26/17
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    40      30    38      31    36      26    32
TEMP          32   31 40 36 32   30 38 35 34   31 36 32 30   26 32 29
DEWPT         32   31 34 32 31   30 33 34 33   31 32 30 27   25 26 25
PWIND DIR          NW    NW      SE     E       N    NW      NW    NW
WIND CHAR          LT    LT      LT    GN      GN    GN      GN    GN
AVG CLOUDS    B2   B2 B2 B2 B2   B2 B2 OV OV   OV OV OV B2   B2 B2 B2
POP 12HR            5     5       5    60      80    30       5    20
RAIN                                 C  L  D       C
SNOW                                 C  L  D    C  C                S

$$
IAZ048-202200-
AMES-STORY IA
41.99N  93.62W ELEV. 936 FT
736 AM CST FRI JAN 20 2017

DATE             FRI 01/20/17            SAT 01/21/17            SUN 01/22/17
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          38          46          31          41
TEMP                36 39 42 40 40 39 40 38 40 44 46 41 38 35 33 31 33 39 41 36
DEWPT               35 38 39 39 39 38 40 38 39 41 41 39 38 34 33 31 31 33 34 32
RH                  96 96 89 96 96 96100100 96 89 83 92100 96100100 92 79 76 85
WIND DIR            SE SE SE  E  E  E SE SE  S  S SW SW SW  W NW NW NW NW NW NW
WIND SPD             2  4  5  5  6  6  5  5  6  9  8  5  4  4  4  4  8 10 11  9
CLOUDS              OV OV OV OV OV OV OV B2 OV OV OV OV OV B2 B1 B1 B1 B1 B2 B2
POP 12HR                     20          70          20          10           5
QPF 12HR                      0        0.04           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN                          C  C  L  L  S  S
OBVIS               F+  F PF  F  F  F  F  F  F
WIND CHILL                                     38                25 27 32 34 29
MIN CHILL              33    36    33    32    32    36    29    25    24    28
DENSE FOG            Y


DATE               MON 01/23/17  TUE 01/24/17  WED 01/25/17  THU 01/26/17
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    41      30    38      31    37      26    32
TEMP          34   31 41 37 33   30 38 35 34   31 37 32 30   26 31 30
DEWPT         31   30 33 31 31   30 33 34 33   31 31 29 27   24 25 24
PWIND DIR          NW     W      SE     E       N    NW      NW    NW
WIND CHAR          GN    LT      LT    GN      GN    GN      GN    GN
AVG CLOUDS    B2   B2 B1 B1 B1   B2 B2 OV OV   OV OV OV B2   B2 B2 B2
POP 12HR            5     0       5    80      70    20      10    10
RAIN                                 C  D  L       S
SNOW                                 C  D  L    C  S

$$
IAZ004-202200-
ESTHERVILLE-EMMET IA
43.40N  94.75W ELEV. 1315 FT
736 AM CST FRI JAN 20 2017

DATE             FRI 01/20/17            SAT 01/21/17            SUN 01/22/17
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          34          39          29          36
TEMP                33 34 35 35 35 36 35 36 36 39 38 36 35 31 30 29 31 35 36 33
DEWPT               33 34 35 35 34 36 35 34 34 36 36 35 34 31 30 29 30 32 33 32
RH                 100100100100 96100100 92 92 89 92 96 96100100100 96 89 89 96
WIND DIR            SE SE SE SE SE SE  E  E SE  S SW SW  W  W  W  W NW NW NW NW
WIND SPD             5  5  6  6  8  8  6  6  5  5  6  6  6  5  6  8  9 11 11 10
CLOUDS              OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 OV OV OV B2
POP 12HR                     30          80          50          10          10
QPF 12HR                   0.01        0.13        0.05           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN                    S  S  C  C  L  D  C  C  S  S
OBVIS               F+  F  F  F  F  F  F PF PF
WIND CHILL                29 29 28 30 29 30             29 25 23 21 23 27 28 25
MIN CHILL              27    29    27    28    28    30    23    21    20    25
DENSE FOG            Y


DATE               MON 01/23/17  TUE 01/24/17  WED 01/25/17  THU 01/26/17
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    37      27    34      27    32      22    29
TEMP          32   29 36 34 28   28 34 32 31   27 32 28 26   22 29 27
DEWPT         31   29 31 31 28   27 31 31 30   27 28 26 24   21 22 22
PWIND DIR          NW     W      SE     E       N    NW      NW    NW
WIND CHAR          GN    LT      LT    GN      GN    BZ      GN    GN
AVG CLOUDS    B2   B2 B1 B1 B2   B2 B2 OV OV   OV OV B2 B2   B2 B2 B2
POP 12HR           10     5       5    70      70    30      10    20
SNOW                                 C  L  L    C  C             S  S

$$
IAZ035-202200-
FORT DODGE-WEBSTER IA
42.55N  94.18W ELEV. 1165 FT
736 AM CST FRI JAN 20 2017

DATE             FRI 01/20/17            SAT 01/21/17            SUN 01/22/17
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          38          43          30          39
TEMP                35 37 40 38 38 39 40 39 39 42 43 39 37 33 31 30 32 38 39 36
DEWPT               34 37 38 38 37 38 38 37 37 38 39 37 36 32 31 29 30 32 33 32
RH                  96100 92100 96 96 92 92 92 86 86 92 96 96100 96 92 79 79 85
WIND DIR            SE SE SE  E  E  E  E SE  S  S SW SW  W  W  W NW NW NW NW NW
WIND SPD             4  5  6  6  8  8  8  8  6  8  6  5  5  4  4  5  8 10 11  8
CLOUDS              OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 B2
POP 12HR                     30          80          30           5           5
QPF 12HR                   0.01        0.11           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN                       S  C  L  L  D  C  C
OBVIS               F+  F  F  F  F  F  F PF PF
WIND CHILL                      32 33 34                      25 24 25 31 32 30
MIN CHILL              30    33    32    33    32    35    27    23    22    29
DENSE FOG            Y


DATE               MON 01/23/17  TUE 01/24/17  WED 01/25/17  THU 01/26/17
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    40      29    37      29    35      24    31
TEMP          32   30 40 35 31   30 37 35 32   29 35 31 28   24 30 30
DEWPT         31   29 32 31 30   29 32 32 32   29 29 27 25   22 23 23
PWIND DIR          NW     W      SE     E       N    NW      NW    NW
WIND CHAR          GN    LT      LT    GN      GN    BZ      GN    GN
AVG CLOUDS    B2   B2 B1 B1 B1   B2 B2 OV OV   OV OV B2 B2   B2 B2 B2
POP 12HR            5     0       5    80      80    20      10    20
RAIN                                 C  D  D
SNOW                                 C  D  D    C  S                S

$$
IAZ094-202200-
LAMONI-DECATUR IA
40.63N  93.90W ELEV. 1125 FT
736 AM CST FRI JAN 20 2017

DATE             FRI 01/20/17            SAT 01/21/17            SUN 01/22/17
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                      46          40          49          32          43
TEMP                39 44 45 44 45 45 43 41 41 46 49 45 41 38 36 32 34 40 43 39
DEWPT               38 42 43 43 43 43 42 39 39 40 40 39 38 35 35 31 31 32 32 31
RH                  96 93 93 96 93 93 96 92 92 79 71 79 89 89 96 96 89 73 65 73
WIND DIR             E  E SE  E SE  S  S  S  S SW SW SW  W NW NW NW NW NW NW NW
WIND SPD             3  5  6  6  6  6  8  8  8 10  9  4  3  4  5  5  9 11 12 10
CLOUDS              OV OV OV OV OV OV B1 B2 OV B2 B1 B1 B1 SC SC SC SC SC B1 B2
POP 12HR                     40          60           5           5           5
QPF 12HR                   0.01        0.01           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN                    S  C  C  C  C  S
OBVIS               F+  F PF  F  F  F  F PF PF
WIND CHILL                                                       26 27 33 36 32
MIN CHILL              34                35    35          33    25    24    31
DENSE FOG            Y


DATE               MON 01/23/17  TUE 01/24/17  WED 01/25/17  THU 01/26/17
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      31    44      31    37      24    34
TEMP          33   29 43 40 32   33 43 41 35   31 37 32 28   24 33 31
DEWPT         29   27 30 30 29   29 33 34 32   29 29 27 24   22 22 22
PWIND DIR          NW     W      SE    SE       W    NW      NW    NW
WIND CHAR          GN    LT      LT    GN      GN    GN      GN    GN
AVG CLOUDS    B2   B1 SC SC SC   B1 B2 B2 B2   B2 B2 OV B2   B2 B2 B2
POP 12HR            0     0      10    60      50    20       5    10
RAIN                                 C  L  C       S
SNOW                                 C          C  S

$$
IAZ017-202200-
MASON CITY-CERRO GORDO IA
43.16N  93.33W ELEV. 1189 FT
736 AM CST FRI JAN 20 2017

DATE             FRI 01/20/17            SAT 01/21/17            SUN 01/22/17
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          34          40          30          37
TEMP                33 35 36 34 35 35 37 36 36 40 40 37 36 33 31 30 32 36 36 33
DEWPT               33 35 35 34 35 35 36 36 36 37 37 36 35 33 31 30 32 33 34 32
RH                 100100 96100100100 96100100 89 89 96 96100100100100 89 92 96
WIND DIR            SE SE SE  E SE  E  E SE SE  S  S SW SW  W  W  W NW NW NW NW
WIND SPD             5  3  4  5  6  8  8  8  6  8  8  5  4  5  5  5  6  9  9  9
CLOUDS              OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2 B2
POP 12HR                     30          70          40          10           5
QPF 12HR                   0.01        0.07        0.02           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN                 S  S  S  C  C  L  L  C  C  S  S
OBVIS               F+  F  F  F  F  F  F  F  F
WIND CHILL                      29 28 31 30    34 34          25 24 26 29 29 26
MIN CHILL              28    28    28    28    29    32    28    24    23    24
DENSE FOG            Y


DATE               MON 01/23/17  TUE 01/24/17  WED 01/25/17  THU 01/26/17
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    37      28    35      29    34      24    30
TEMP          32   30 37 33 30   28 35 32 31   29 34 28 27   24 30 27
DEWPT         32   30 33 32 29   28 32 32 31   29 30 28 25   23 24 24
PWIND DIR          NW     W      SE     E       N    NW      NW    NW
WIND CHAR          GN    LT      LT    GN      GN    BZ      GN    GN
AVG CLOUDS    B2   B2 B2 B2 B2   B2 OV OV OV   OV OV OV B2   B2 OV OV
POP 12HR           10     5      10    70      80    30      10    20
RAIN                                    L
SNOW                                 S  L  D    C  C             S  S

$$
IAZ049-202200-
MARSHALLTOWN-MARSHALL IA
42.11N  92.91W ELEV. 972 FT
736 AM CST FRI JAN 20 2017

DATE             FRI 01/20/17            SAT 01/21/17            SUN 01/22/17
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          39          46          31          40
TEMP                35 38 41 39 39 39 40 39 40 44 46 42 40 36 34 31 33 39 40 35
DEWPT               35 37 40 39 39 38 39 38 39 41 41 39 38 35 34 31 33 33 34 32
RH                 100 96 96100100 96 96 96 96 89 83 89 92 96100100100 79 79 89
WIND DIR             E SE SE  E  E  E SE SE  S  S  S SW SW  W NW  W NW NW NW NW
WIND SPD             4  4  5  6  8 10  8  9  9 10  9  6  5  4  5  4  6 10 11 10
CLOUDS              OV OV OV OV OV OV OV B2 B2 B2 OV OV B2 B2 B2 B1 B2 B1 B1 B2
POP 12HR                     20          60          20          10           5
QPF 12HR                      0        0.02           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN                          C  C  L  L  S  S
OBVIS               F+  F  F  F  F  F  F  F  F
WIND CHILL                      33 32    33 34 38                   27 32 33 28
MIN CHILL              30    34    31    32    32    36    32    25    25    27
DENSE FOG            Y


DATE               MON 01/23/17  TUE 01/24/17  WED 01/25/17  THU 01/26/17
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    40      29    37      30    36      25    31
TEMP          33   30 39 37 31   30 37 35 33   30 36 31 28   25 31 28
DEWPT         32   30 33 31 30   29 33 33 32   30 31 29 26   24 24 24
PWIND DIR          NW    NW       E     E       N    NW      NW    NW
WIND CHAR          GN    LT      LT    GN      GN    BZ      GN    GN
AVG CLOUDS    B2   B2 B2 B1 B1   B2 B2 OV OV   OV OV OV B2   B2 B2 B2
POP 12HR            5     5       5    70      70    20       5    10
RAIN                                 C  L  L       S
SNOW                                 C  L  L    C  S                S

$$
IAZ086-202200-
OTTUMWA-WAPELLO IA
41.11N  92.45W ELEV. 836 FT
736 AM CST FRI JAN 20 2017

DATE             FRI 01/20/17            SAT 01/21/17            SUN 01/22/17
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                      45          42          51          33          44
TEMP                38 42 45 43 44 45 45 42 43 48 51 46 40 35 34 33 35 42 43 39
DEWPT               37 41 42 42 43 43 43 41 42 42 42 39 38 34 34 33 34 35 34 32
RH                  96 96 89 96 96 93 93 96 96 80 71 76 92 96100100 96 76 70 76
WIND DIR             E SE SE  E  E SE  S  S  S SW SW SW  W NW NW NW NW NW NW NW
WIND SPD             2  5  6  6  8  9  9  9 10 11 10  5  4  3  4  5  8 10 12 11
CLOUDS              OV OV OV OV OV OV B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 SC SC SC B1
POP 12HR                     30          50          10           5           5
QPF 12HR                   0.01        0.01           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN                       S  C  C  C  S
OBVIS               F+  F PF  F  F PF PF  F  F
WIND CHILL                               36 37                      29 36 37 32
MIN CHILL              34    38    38    36    36          31    28    27    31
DENSE FOG            Y


DATE               MON 01/23/17  TUE 01/24/17  WED 01/25/17  THU 01/26/17
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    43      31    42      33    39      27    35
TEMP          34   31 42 40 34   32 41 39 37   33 39 35 30   27 35 31
DEWPT         31   30 32 31 31   30 33 34 33   31 31 29 27   24 24 23
PWIND DIR          NW    NW       E    SE       W    NW      NW    NW
WIND CHAR          GN    GN      LT    GN      GN    BZ      GN    GN
AVG CLOUDS    B2   B2 B1 B1 B1   B1 B2 B2 B2   B2 OV OV OV   B2 B2 B2
POP 12HR            5     5       5    70      60    30       5    10
RAIN                                 C  L  L    C  C
SNOW                                 C          C  C

$$



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