Suppression Forecast
Issued by NWS Omaha/Valley, NE

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000
FNUS73 KOAX 271233
FWSOAX

Spot Forecast for unit 6...USFWS
National Weather Service Omaha/Valley NE
733 AM CDT Thu Apr 27 2017

Forecast is based on ignition time of 0800 CDT on April 27.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...

Weak high pressure will build into the area today. Temperatures will
remain cool. Rain chances return for tonight and then continue the
next several days.

.REST OF TODAY...

Sky/weather.........Cloudy (85-95 percent) then becoming partly
                    sunny (45-55 percent). Patchy frost early in
                    the morning.
Temperature.........36 at ignition...Max 57.
RH..................80 percent at ignition...Min 42 percent.
Wind (20 ft)........Winds northwest at 8 mph at
                    ignition...otherwise Northwest winds 5 to 8
                    mph.
Mixing height.......1000 ft AGL at ignition...otherwise 1000-2700
                    ft AGL increasing to 2800-4100 ft AGL late in
                    the morning, then decreasing to 1400 ft AGL
                    late in the afternoon.
Transport winds.....West 7 to 16 mph.
Smoke dispersal.....Fair /13500 knot-ft/ at ignition. Max...good
                    /35800 knot-ft/.
GFDI (max)..........Low.
Haines Index........2 or very low potential for large plume
                    dominated fire growth at ignition...max 3.

TIME (CDT)      8 AM   10 AM  NOON   2 PM   4 PM   6 PM
Sky (%).........99     79     63     41     44     60
Weather cov.....PATCHY
Weather type....FROST  NONE   NONE   NONE   NONE   NONE
Tstm cov........
Temp............36     41     47     52     56     57
RH..............80     67     58     50     45     42
20 ft wind......NW 8   NW 8   NW 8   NW 6   NW 6   NW 5
20 ft wind gust.10     15     10     10     10
Mix hgt (ft)....1000   2200   3000   3700   3900   1400
Transport wind..NW 16  NW 15  W 14   W 10   W 7    W 8
GFDI............0      0      0      0      0      0
Haines index....2      2      3      3      3      3
SDspl kt-ft/100014     29     36     34     24     8

.TONIGHT...

Sky/weather.........Mostly cloudy (75-85 percent). Slight chance of
                    rain showers after midnight. Chance of rain
                    showers early in the morning.
Temperature.........Min 42.
RH..................Max 86 percent.
Wind (20 ft)........Light winds becoming northeast 6 to 7 mph after
                    midnight.
Mixing height.......0-600 ft AGL.
Transport winds.....Northwest around 9 mph shifting to the
                    northeast early in the evening, then increasing
                    to 17 to 18 mph early in the morning.
Smoke dispersal.....Poor (200 knot-ft).
GFDI (max)..........Low.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

TIME (CDT)      7 PM   9 PM   11 PM  1 AM   3 AM   5 AM
Sky (%).........68     80     86     87     93     93
Weather cov.....                            S CHC  CHANCE
Weather type....NONE   NONE   NONE   NONE   RNSHWR RNSHWR
Tstm cov........
Temp............56     53     50     48     46     44
RH..............44     52     64     71     77     79
20 ft wind......W 4    NE 4   E 3    NE 3   NE 6   NE 7
20 ft wind gust.5      5      5      5      10     10
Mix hgt (ft)....300    100    200    300    500    400
Transport wind..W 9    NE 9   E 8    NE 7   NE 14  NE 18
GFDI............0      0      0      0      0      0
Haines index....3      3      3      3      3      3
SDspl kt-ft/10002      1      1      2      7      6

.FRIDAY...

Sky/weather.........Cloudy (90-100 percent). Rain showers likely.
Temperature.........Max 48.
RH..................Min 65 percent.
Wind (20 ft)........Northeast winds 7 to 12 mph.
Mixing height.......300-2200 ft AGL increasing to 2600 ft AGL late
                    in the afternoon.
Transport winds.....Northeast 18 to 26 mph increasing to 26 to 31
                    mph in the late morning and afternoon.
Smoke dispersal.....Poor to good (3900-53300 knot-ft) increasing to
                    excellent (66300 knot-ft) late in the
                    afternoon.
GFDI (max)..........Low.
Haines Index........2 to 3 or very low potential for large plume
                    dominated fire growth.

TIME (CDT)      7 AM   9 AM   11 AM  1 PM   3 PM   5 PM
Sky (%).........98     98     99     99     97     95
Weather cov.....LIKELY LIKELY LIKELY LIKELY LIKELY LIKELY
Weather type....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
Tstm cov........
Temp............43     42     42     42     41     44
RH..............80     86     86     83     87     80
20 ft wind......NE 7   NE 11  NE 12  NE 11  NE 11  NE 9
20 ft wind gust.10     20     20     20     20     15
Mix hgt (ft)....300    900    1400   1400   1600   2200
Transport wind..NE 18  NE 26  NE 31  NE 29  NE 26  NE 28
GFDI............0      0      0      0      0      0
Haines index....3      3      3      2      3      3
SDspl kt-ft/10004      24     37     37     38     53

$$
Forecaster...Miller
Requested by...Sam Vanourney
Type of request...PRESCRIBED
.TAG 1707860.0/OAX



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