456  
FNUS75 KGGW 271507  
FWSGGW  
 
SPOT FORECAST FOR TIN CAN UNIT L...BLM LED  
NATIONAL WEATHER SERVICE GLASGOW MT  
907 AM MDT THU MAR 27 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 MDT ON MARCH 27.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE AT (406) 228-4042.  
   
DISCUSSION  
 
PREDOMINANT SOUTH WINDS OVER THE BURN AREA TURN AND EVENTUALLY  
BECOME WEST-NORTHWEST WINDS FROM AROUND 11A-3P. WIND SPEEDS  
GENERALLY REMAIN LIGHT THOUGH SOME GUSTS WILL BE ACCOMPANIED BY  
THE WIND SHIFT. QUICK CHANCE OF PRECIP, AND MAYBE A FEW BOLTS OF  
THUNDER, THIS EVENING ACROSS THE BURN AREA BEFORE RETURNING TO  
MOSTLY DRY AGAIN ON FRIDAY. MORE WIDESPREAD WINTER PRECIPITATION  
IS LIKELY OVER THE WEEKEND  
   
TODAY  
 
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT). SLIGHT CHANCE OF  
RAIN SHOWERS IN THE AFTERNOON.  
CWR.................0 PERCENT INCREASING TO 20 PERCENT IN THE  
AFTERNOON.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....AROUND 77.  
MIN HUMIDITY........23 PERCENT.  
WIND (20 FT)........SOUTH WINDS 6 TO 8 MPH SHIFTING TO THE WEST 8  
TO 9 MPH IN THE AFTERNOON. GUSTS UP TO 20 MPH.  
MIXING HEIGHT.......8100 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 17 MPH.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). CHANCE OF RAIN  
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN  
THE EVENING. SLIGHT CHANCE OF RAIN SHOWERS  
OVERNIGHT.  
CWR.................40 PERCENT DECREASING TO 20 PERCENT OVERNIGHT.  
CHANCE OF THUNDER...20 PERCENT.  
MIN TEMPERATURE.....AROUND 42.  
MAX HUMIDITY........72 PERCENT.  
WIND (20 FT)........WEST WINDS 6 TO 9 MPH. GUSTS UP TO 20 MPH  
OVERNIGHT. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS IN THE EVENING.  
MIXING HEIGHT.......300 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 14 MPH.  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT). SLIGHT CHANCE OF  
RAIN SHOWERS.  
CWR.................20 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....AROUND 55.  
MIN HUMIDITY........41 PERCENT.  
WIND (20 FT)........NORTH WINDS 9 TO 10 MPH WITH GUSTS TO AROUND 18  
MPH.  
MIXING HEIGHT.......3800 FT AGL.  
TRANSPORT WINDS.....NORTHWEST AROUND 17 MPH.  
 
 
FORECASTER...BIGELBACH  
REQUESTED BY...MATT SNYDER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2507596.2/GGW  
.DELDT 03/27/25  
.FORMATTERVERSION 2.0.0  
.EMAIL MASNYDER@BLM.GOV  
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