Suppression Forecast
Issued by NWS St. Louis, MO

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000
FNUS73 KLSX 241158
FWSLSX

Spot Forecast for Mark Twain Lake...U.S. Army Corps of Engineers
National Weather Service Saint Louis MO
658 AM CDT Mon Apr 24 2017

Forecast is based on ignition time of 1000 CDT on April 24.
If conditions become unrepresentative, contact the
National Weather Service.

.DISCUSSION...
There is heightened fire danger at the burn site this afternoon due
to the combination of low relative humidity, dry fuels, and gusty,
south southeasterly winds.  Light south-southeast wind this morning
will increase to around 12 mph with higher gusts.

.REST OF TODAY...

Sky/weather.........Sunny (5-15 percent).
Chance of pcpn......0 percent.
LAL.................No Tstms.
Temperature.........62 at ignition...Max 78.
RH..................44 percent at ignition...Min 19 percent.
Wind (20 ft)........Winds south at 8 mph at ignition...otherwise
                    South winds 8 to 13 mph with gusts to 20 mph.
Eye level winds.....South at 3 to 8 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......1000 ft at ignition, 4500 ft AGL at max heating.
Transport winds.....South around 21 mph.
Smoke dispersal.....Very good (16580 m/s-m) at max heating.

TIME (CDT)      10 AM  NOON   2 PM   4 PM   6 PM   8 PM
Sky (%).........1      10     13     17     16     14
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE   NONE
Tstm cov........
CWR.............0      0      0      0      0      0
LAL.............1      1      1      1      1      1
Temp............62     71     75     78     73     66
RH..............44     30     24     23     29     40
20 ft wind......S 8    S 11   S 12   S 13   S 11   SE 8
20 ft wind gust.15     20     20     20     20     15

.TONIGHT...

Sky/weather.........Mostly clear (20-30 percent).
Chance of pcpn......0 percent.
LAL.................No Tstms.
Temperature.........Min 51.
RH..................Max 75 percent.
Wind (20 ft)........South winds 7 to 9 mph.
Eye level winds.....South around 4 mph.
Haines Index........N/A.
Mixing height.......N/A.
Transport winds.....N/A.
Smoke dispersal.....N/A.

.TUESDAY...

Sky/weather.........Partly sunny (55-65 percent).
Chance of pcpn......0 percent.
LAL.................No Tstms.
Temperature.........Max 77.
RH..................Min 37 percent.
Wind (20 ft)........South winds 6 to 15 mph. Gusts up to 25 mph
                    increasing to 30 mph in the afternoon.
Eye level winds.....south wind at 8 to 12 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......4500 ft AGL at max heating.
Transport winds.....South around 32 mph.
Smoke dispersal.....Very good (19670 m/s-m) at max heating.

$$
Forecaster...Carney
Requested by...Allen Mehrer
Type of request...PRESCRIBED
.TAG 1707632.0/LSX



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