075 
FNUS73 KLSX 151351
FWSLSX

Spot Forecast for Sherman Wet Prairie...Missouri Department of Conservation
National Weather Service Saint Louis MO
751 AM CST Tue Dec 15 2020

Forecast is based on ignition time of 1200 CST on December 16. 
If conditions become unrepresentative, contact the
National Weather Service.

.DISCUSSION...

Light snow is possible before ignition time tomorrow morning,
but should clear out by sunrise. RH values should bottom out at around
55%, and precipitation is not expected through the day. Winds will be out
of the northwest before becoming light and variable Wednesday evening.


.WEDNESDAY...

Sky/weather.........Mostly sunny (25-35 percent). 
Chance of pcpn......0 percent. 
LAL.................No Tstms. 
Temperature.........36 at ignition...Max 37. 
RH..................56 percent at ignition...Min 54 percent. 
Wind (20 ft)........Winds northwest at 9 mph at 
                    ignition...otherwise Northwest winds 7 to 9 
                    mph. 
Eye level winds.....3-4 mph (correction factor of 0.4 used).
Haines Index........4 or low potential for large plume dominated 
                    fire growth at ignition...max 5. 
Mixing height.......3300 ft AGL at ignition...otherwise max 3700 ft 
                    AGL. 
Transport winds.....Northwest 10 to 17 mph. 
Smoke dispersal.....Fair /6660 m/s-m/ at ignition. Max...good /8690 
                    m/s-m/. 

TIME (CST)      NOON   2 PM   4 PM   6 PM   8 PM   10 PM  
Sky (%).........38     29     24     24     22     22     
Weather cov.....                                          
Weather type....NONE   NONE   NONE   NONE   NONE   NONE   
Tstm cov........                                          
CWR.............0      0      0      0      0      0      
LAL.............1      1      1      M      M      M      
Temp............36     37     33     30     27     25     
RH..............56     52     61     69     74     81     
20 ft wind......NW 9   NW 9   NW 8   NW 3   NW 2   NW 2   
20 ft wind gust.14     15     12     8      5      4      
Eye level wind..NW 4   NW 4   NW 4   NW 1   NW 1   NW 1   
Eye lvl wnd gst.6      7      6      4      2      2      
Mix hgt (kft)...3.3    3.5    2.7    M      M      M      
Transport wind..NW 15  NW 17  NW 13  M      M      M      
Haines index....4      5      5      M      M      M      
Vrate kt-ft/1K..42     53     29     M      M      M      
Ventrate Cat....FAIR   FAIR   POOR   M      M      M      

.WEDNESDAY NIGHT...

Sky/weather.........Partly cloudy (25-35 percent). 
Chance of pcpn......0 percent. 
LAL................. 
Temperature.........Min 22. 
RH..................Max 84 percent. 
Wind (20 ft)........Light winds. 
Eye level winds.....Light winds (correction factor of 0.4 used).
Haines Index........MISSING. 
Mixing height.......MISSING. 
Transport winds..... 
Smoke dispersal.....MISSING. 

$$

Forecaster...MRB
Requested by...Tim Brown
Type of request...PRESCRIBED
.TAG 2016518.0/LSX
.DELDT 12/15/20
.FormatterVersion 1.0.26