Suppression Forecast
Issued by NWS Omaha/Valley, NE

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FNUS73 KOAX 231334
FWSOAX

Spot Forecast for Stangle South...IOWA DNR
National Weather Service Omaha/Valley NE
834 AM CDT Thu May 23 2019

Forecast is based on ignition time of 0900 CDT on May 23.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...

Mainly dry weather is forecast for today, but rain chances will
increase for this evening and tonight. Showers may linger into
Friday, then more rain is forecast Friday night, mainly for
locations south of Interstate 80. Rain chances continue every day
Saturday through Tuesday of next week.


.TODAY...

Sky/weather.........Mostly sunny (40-50 percent).
Max temperature.....Around 69.
Min humidity........49 percent.
Surface winds (mph).North or northwest winds 6 to 12 mph.
Wind (20 ft)........North or northwest winds 6 to 12 mph.
Mixing height.......4000 ft AGL.
Transport winds.....North 6 to 12 mph shifting to the east 7 to 15
                    mph late in the afternoon.
Smoke dispersal.....Poor (3000 knot-ft).
GFDI................Low.
Haines Index........4 or low potential for large plume dominated
                    fire growth.

TIME (CDT)      9 AM   11 AM  1 PM   3 PM   5 PM
Sky (%).........31     27     27     43     65
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE
Tstm cov........
Temp............54     60     64     68     69
RH..............82     62     54     49     49
20 ft wind......NW 8   NW 8   NW 8   N 7    NE 6
20 ft wind gust.
Surface wind....NW 8   NW 8   NW 8   N 7    NE 6
Surface wnd gst.
Mix hgt (ft)....2100   2900   3600   3800   3500
Transport wind..N 8    N 7    N 5    E 6    E 8
GFDI............0      1      1      1      1
Haines index....4      4      4      4      4
SDspl kt-ft/1K..3      3      4      3      3

.TONIGHT...

Sky/weather.........Cloudy (85-95 percent). Rain showers likely in
                    the evening. Chance of thunderstorms in the
                    late evening and overnight. Rain showers
                    overnight.
Min temperature.....Around 58.
Max humidity........97 percent.
Surface winds (mph).Southeast winds 7 to 12 mph.
Wind (20 ft)........Southeast winds 7 to 12 mph. Gusty and erratic
                    winds expected near thunderstorms in the late
                    evening and overnight.
Mixing height.......400 ft AGL.
Transport winds.....East 9 to 18 mph increasing to 22 to 23 mph
                    after 3 am.
Smoke dispersal.....Poor (500 knot-ft).
GFDI................Low.
Haines Index........4 to 5 or low to moderate potential for large
                    plume dominated fire growth.

TIME (CDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
Sky (%).........76     89     94     94     96     99
Weather cov.....       LIKELY LIKELY LIKELY DEFNTE DEFNTE
Weather type....NONE   RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
Tstm cov........              CHANCE CHANCE CHANCE CHANCE
Temp............69     65     61     59     58     58
RH..............49     60     73     82     90     96
20 ft wind......E 7    E 7    E 8    E 10   SE 12  SE 10
20 ft wind gust.                     13     14     13
Surface wind....E 7    E 7    E 8    E 10   SE 12  SE 10
Surface wnd gst.                     13     14     13
Mix hgt (ft)....3300   400    400    400    400    400
Transport wind..E 9    E 15   E 18   NE 12  NE 13  E 23
GFDI............1      1      1      1      1      1
Haines index....4      4      5      5      5      5
SDspl kt-ft/1K..3      1      1      1      1      1

.FRIDAY...

Sky/weather.........Cloudy (85-95 percent) then becoming mostly
                    sunny (40-50 percent). Rain showers and chance
                    of thunderstorms early in the morning, then
                    slight chance of rain showers in the morning.
Max temperature.....Around 81.
Min humidity........49 percent.
Surface winds (mph).Southwest winds 9 to 14 mph.
Wind (20 ft)........Southwest winds 9 to 14 mph. Gusty and erratic
                    winds expected near thunderstorms early in the
                    morning.
Mixing height.......4300 ft AGL.
Transport winds.....Southwest 12 to 20 mph.
Smoke dispersal.....Poor (800 knot-ft).
GFDI................Low.
Haines Index........5 to 6 or moderate to high potential for large
                    plume dominated fire growth.

TIME (CDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
Sky (%).........98     91     77     60     44     28
Weather cov.....DEFNTE S CHC  S CHC  S CHC
Weather type....RNSHWR RNSHWR RNSHWR RNSHWR NONE   NONE
Tstm cov........CHANCE
Temp............58     62     68     73     77     80
RH..............100    93     76     64     56     47
20 ft wind......SE 9   S 10   S 12   SW 12  SW 13  SW 14
20 ft wind gust.12     12     15     15     16     20
Surface wind....SE 9   S 10   S 12   SW 12  SW 13  SW 14
Surface wnd gst.12     12     15     15     16     20
Mix hgt (ft)....400    700    2300   2900   4300   4000
Transport wind..SE 20  SE 14  S 12   SW 14  SW 17  SW 20
GFDI............1      1      1      2      2      3
Haines index....5      5      5      5      5      6
SDspl kt-ft/1K..1      1      5      6      12     11

$$
Forecaster...Miller
Requested by...Nathan Jones
Type of request...PRESCRIBED
.TAG 1909803.0/OAX
.DELDT 05/23/19
.FormatterVersion 1.0.26


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