Suppression Forecast
Issued by NWS Omaha/Valley, NE

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194
FNUS73 KOAX 210944
FWSOAX

Spot Forecast for River Bottom...BIA Winnebago Agency
National Weather Service Omaha/Valley NE
444 AM CDT Wed Jun 21 2017

Forecast is based on request time of 0800 CDT on June 21.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...
A warm front will lift north today with a cold front
moving into the region this afternoon and tonight.  The frontal
boundary is forecast to retreat back north tonight...before
pushing back south Thursday and Thursday night.  This will mean
unsettled weather through the period.  Hot temperatures today
with brisk south winds 15 to 20 mph and gusty will result in
lowest relative humidities of 30 to 45 percent.

.REST OF TODAY...

Sky/weather.........Partly cloudy (45-55 percent). Slight chance of
                    showers and thunderstorms early in the morning.
                    Slight chance of showers and thunderstorms late
                    in the afternoon.
Max temperature.....Around 92.
Min humidity........46 percent.
Wind (20 ft)........South winds 8 to 13 mph. Gusts up to 25 mph
                    late in the morning. Gusty and erratic winds
                    expected near thunderstorms early in the
                    morning. Gusty and erratic winds expected near
                    thunderstorms late in the afternoon.
Mixing height.......0-1800 ft AGL increasing to 2600-3700 ft AGL in
                    the afternoon, then decreasing to 1400 ft AGL
                    late in the afternoon.
Transport winds.....South 21 to 25 mph.
Smoke dispersal.....Poor to good (1100-47600 knot-ft) increasing to
                    fair to excellent (29500-79100 knot-ft) in the
                    afternoon.
GFDI (max)..........Low.
Haines Index........4 to 6 or low potential for large plume
                    dominated fire growth to or high potential for
                    large plume dominated fire growth.
Eye level winds.....South winds 8 to 13 mph.

TIME (CDT)      8 AM   10 AM  NOON   2 PM   4 PM   6 PM
Sky (%).........48     51     54     50     40     44
Weather cov.....S CHC                       S CHC
Weather type....RNSHWR NONE   NONE   NONE   RNSHWR NONE
Tstm cov........S CHC                       S CHC
Temp............68     75     82     88     92     91
RH..............79     69     56     50     46     47
20 ft wind......SE 8   SE 10  S 11   S 12   S 13   S 10
20 ft wind gust.15     15     20     20     25     15
Eye level wind..SE 7   SE 9   S 10   S 11   S 12   S 9
Eye lvl wnd gst.15     15     20     20     25     15
Mix hgt (ft)....100    300    1800   3300   3600   1400
Transport wind..SE 21  SE 24  S 22   S 22   S 25   S 23
GFDI............0      0      0      0      0      0
Haines index....6      6      5      4      4      4
SDspl kt-ft/10001      5      32     65     79     30

.TONIGHT...

Sky/weather.........Partly cloudy (40-50 percent) then becoming
                    mostly cloudy (60-70 percent) then becoming
                    partly cloudy (40-50 percent). Chance of
                    showers and thunderstorms in the evening.
Min temperature.....Around 67.
Max humidity........90 percent.
Wind (20 ft)........Southeast winds 5 to 9 mph. Gusty and erratic
                    winds expected near thunderstorms in the
                    evening.
Mixing height.......0-300 ft AGL.
Transport winds.....South 14 to 22 mph shifting to the southeast 10
                    to 12 mph early in the morning.
Smoke dispersal.....Poor (0 knot-ft).
GFDI (max)..........Low.
Haines Index........3 to 5 or very low potential for large plume
                    dominated fire growth to or moderate potential
                    for large plume dominated fire growth.
Eye level winds.....Southeast winds 5 to 9 mph.

TIME (CDT)      7 PM   9 PM   11 PM  1 AM   3 AM   5 AM
Sky (%).........45     64     65     48     38     38
Weather cov.....CHANCE CHANCE CHANCE
Weather type....RNSHWR RNSHWR RNSHWR NONE   NONE   NONE
Tstm cov........CHANCE CHANCE CHANCE
Temp............89     80     75     73     69     67
RH..............48     62     71     79     87     90
20 ft wind......S 9    S 8    S 8    S 7    S 6    S 5
20 ft wind gust.15     15     15     10     10
Eye level wind..S 8    S 7    S 7    S 6    S 5    S 5
Eye lvl wnd gst.15     15     15     10     10
Mix hgt (ft)....300    100    300    300    300    200
Transport wind..S 22   S 21   S 20   S 18   S 15   S 12
GFDI............0      0      0      0      0      0
Haines index....4      5      5      5      4      3
SDspl kt-ft/10005      1      4      4      3      2

.THURSDAY...

Sky/weather.........Partly sunny (55-65 percent). Chance of showers
                    and thunderstorms in the afternoon.
Max temperature.....Around 85.
Min humidity........51 percent.
Wind (20 ft)........Light winds becoming southeast 5 to 8 mph until
                    late afternoon, then shifting to the north 8 to
                    10 mph early in the afternoon. Gusty and
                    erratic winds expected near thunderstorms in
                    the afternoon.
Mixing height.......300-1600 ft AGL increasing to 2500-3500 ft AGL
                    late in the morning.
Transport winds.....Southeast 8 to 15 mph increasing to north 18 to
                    25 mph early in the afternoon.
Smoke dispersal.....Poor to good (1900-43200 knot-ft) increasing to
                    good to excellent (53100-60600 knot-ft) early
                    in the afternoon.
GFDI (max)..........Low.
Haines Index........3 to 4 or very low potential for large plume
                    dominated fire growth to or low potential for
                    large plume dominated fire growth.
Eye level winds.....Light winds becoming southeast 5 to 8 mph until
                    late afternoon, then shifting to the north 8 to
                    10 mph early in the afternoon.

TIME (CDT)      7 AM   9 AM   11 AM  1 PM   3 PM   5 PM
Sky (%).........37     41     47     61     74     76
Weather cov.....                     CHANCE CHANCE CHANCE
Weather type....NONE   NONE   NONE   RNSHWR RNSHWR RNSHWR
Tstm cov........                     CHANCE CHANCE CHANCE
Temp............69     75     81     85     85     82
RH..............87     71     58     51     51     55
20 ft wind......SE 4   SE 6   SE 6   SE 7   N 8    N 10
20 ft wind gust.5             10     15     15     15
Eye level wind..SE 4   SE 5   SE 5   SE 6   N 7    N 9
Eye lvl wnd gst.5             10     15     15     15
Mix hgt (ft)....300    400    1600   3300   3400   2900
Transport wind..SE 9   S 9    S 9    SE 12  NE 18  N 24
GFDI............0      0      0      0      0      0
Haines index....4      4      4      4      3      3
SDspl kt-ft/10002      3      13     31     54     60

$$
Forecaster...Zapotocny
Requested by...Duwayne Traversie
Type of request...WILDFIRE
.TAG 1710909.3/OAX



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