Suppression Forecast
Issued by NWS Oklahoma City, OK

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721
FNUS74 KOUN 181001
FWSOUN

Spot Forecast for Destry Horton OSU FST Burn...Fire Sill Fire & Emergency Services
National Weather Service Norman OK
401 AM CST Sun Feb 18 2018

Forecast is based on ignition time of 1300 CST on February 18.
If conditions become unrepresentative...contact the National Weather
Service.

Please contact our office at (405) 325-3816 if you have questions
or concerns with this forecast.

.DISCUSSION...
Low stratus should persist through much of the day and this will limit
mixing keeping the winds generally around 15-20 mph with gusts up to 25.
If partial clearing occurs during the afternoon, winds could be stronger.
There is a slight chance that a shower could pass over the burn site this
afternoon. If this does happen, rainfall amounts will be light.

.TODAY...

Sky/weather.........Mostly cloudy (80-90 percent). A slight chance
                    of showers.
Temperature.........56 at ignition...Max 62.
RH..................72 percent at ignition...Min 62 percent.
Wind (20 ft)........Winds south at 14 mph at ignition...otherwise
                    South winds around 15 mph in the afternoon.
Mixing height.......1500 ft AGL at ignition...otherwise 1300-1500
                    ft AGL.
Transport winds.....South around 15 mph in the afternoon.
Smoke dispersal.....Fair /25500 knot-ft/ at ignition. Max...fair
                    /25500 knot-ft/.

TIME (CST)      1 PM   3 PM   5 PM
Sky (%).........100    100    74
Weather cov.....S CHC  S CHC  S CHC
Weather type....RNSHWR RNSHWR RNSHWR
Tstm cov........
Temp............56     62     61
RH..............72     62     70
20 ft wind......S 15   S 15   S 15
20 ft wind gust.19     19     19
Mix hgt (ft)....1500   1400   1500
Transport wind..S 20   S 22   S 23
VRate ktft/1000.26     23     18

.TONIGHT...

Sky/weather.........Mostly cloudy (70-80 percent). A slight chance
                    of showers with isolated thunderstorms.
Temperature.........Min 57.
RH..................Max 100 percent.
Wind (20 ft)........South winds 14 to 15 mph. Gusty and erratic
                    winds expected near thunderstorms.
Mixing height.......600-1500 ft AGL.
Transport winds.....South 14 to 15 mph.
Smoke dispersal.....Fair to good (14700-36700 knot-ft).

TIME (CST)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
Sky (%).........65     79     82     77     76     78
Weather cov.....S CHC  S CHC  S CHC  S CHC  S CHC  S CHC
Weather type....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
Tstm cov........ISOLTD ISOLTD ISOLTD ISOLTD ISOLTD ISOLTD
Temp............61     60     60     61     60     60
RH..............72     78     84     90     93     93
20 ft wind......S 15   S 15   S 15   S 15   S 14   S 14
20 ft wind gust.19     19     19     19     18     18
Mix hgt (ft)....900    700    600    700    1200   1500
Transport wind..S 22   S 25   S 28   S 29   S 32   S 33
VRate ktft/1000.16     15     15     18     24     32

.WASHINGTONS BIRTHDAY...

Sky/weather.........Mostly cloudy (75-85 percent). A slight chance
                    of showers with isolated thunderstorms in the
                    morning, then a chance of showers and
                    thunderstorms in the afternoon.
Temperature.........Max 73.
RH..................Min 53 percent.
Wind (20 ft)........South winds 14 to 20 mph. Gusts up to 29 mph,
                    increasing to 31 mph early in the afternoon.
                    Gusty and erratic winds expected near
                    thunderstorms.
Mixing height.......1500-3000 ft AGL, increasing to 4400-5800 ft
                    AGL early in the afternoon, then increasing to
                    4800-6400 ft AGL late, decreasing to 2500 ft
                    AGL late.
Transport winds.....South 14 to 20 mph.
Smoke dispersal.....Good to excellent (34200-82700 knot-ft),
                    decreasing to fair (21000 knot-ft) late.

TIME (CST)      6 AM      9 AM      NOON      3 PM
Sky (%).........85        82        78        74
Weather cov.....S CHC     S CHC     CHANCE    CHANCE
Weather type....RNSHWR    RNSHWR    RNSHWR    RNSHWR
Tstm cov........ISOLTD    ISOLTD    CHANCE    CHANCE
Temp............57        63        69        73
RH..............100       84        68        53
20 FT wind......S 14G17   S 16G20   S 18G23   S 20G25
Mix hgt (ft)....1500      1800      3000      6400
Transport wind..S 33      S 33      S 32      SW 33
VRate ktft/1000.42        70        83        49

$$
Forecaster...BROWN
Requested by...Scott Robinson
Type of request...PRESCRIBED
.TAG 1802104.0/OUN
.EMAIL scott.a.robinson76.civ@mail.mil



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