009  
FNUS75 KCYS 222130  
FWSCYS  
 
SPOT FORECAST FOR PINE BLUFFS FIRE...LARAMIE COUNTY EM  
NATIONAL WEATHER SERVICE CHEYENNE WY  
230 PM MST MON DEC 22 2025  
 
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE AT (307) 772-2227  
   
..RED FLAG WARNING IN EFFECT UNTIL 5 PM MST THIS AFTERNOON  
 
   
DISCUSSION  
 
DRY AND WINDY CONDITIONS ALONG WITH LOW MIN RH VALUES WILL  
PERSIST THROUGH 5PM THIS AFTERNOON, FOR THE DURATION OF THE RED  
FLAG WARNING. EXPECT SURFACE WINDS AT THE START OF THIS SPOT TO  
BE WESTERLY 15-20MPH WITH MIN RH VALUES AROUND 18%. BY 5PM,  
SURFACE WINDS DIMINISH TO LESS THAN 10MPH WHILE MIN RH VALUES JUMP  
UP TO 28% AS TEMPERATURES DECREASE TO AROUND 55F. EXPECT A  
COOLING TREND THROUGH NIGHT WHILE MIN RH VALUES INCREASE, WINDS  
DECREASE AND STAY UNDER 10MPH THROUGH TONIGHT INTO TUESDAY  
AFTERNOON. NO CHANCES OF WETTING RAINS FOR THE DURATION OF THIS  
SPOT FORECAST.  
   
REST OF TODAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....AROUND 68.  
MIN HUMIDITY........18 PERCENT.  
WIND (20 FT)........WEST WINDS 7 TO 16 MPH.  
RIDGETOP WIND.......  
CWR.................0 PERCENT.  
HAINES INDEX........MISSING.  
 
TIME (MST) 2 PM 4 PM  
SKY (%).........45 47  
WEATHER COV.....  
WEATHER TYPE....NONE NONE  
TSTM COV........  
CWR.............0 0  
TEMP............68 59  
RH..............18 25  
20 FT WIND......W 16 W 12  
20 FT WIND GUST.28 18  
RIDGETOP WIND...M M  
HAINES INDEX....M M  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....AROUND 33.  
MAX HUMIDITY........63 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 5 TO 7 MPH.  
RIDGETOP WIND.......  
CWR.................0 PERCENT.  
HAINES INDEX........MISSING.  
 
TIME (MST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........49 54 55 56 58 48  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CWR.............0 0 0 0 0 0  
TEMP............52 47 42 39 37 34  
RH..............32 38 45 50 52 61  
20 FT WIND......W 7 W 6 W 5 SW 5 SW 6 SW 7  
20 FT WIND GUST.10 9 8 8 10 12  
RIDGETOP WIND...M M M M M M  
HAINES INDEX....M M M M M M  
   
TUESDAY  
 
SKY/WEATHER.........PARTLY SUNNY.  
MAX TEMPERATURE.....AROUND 60.  
MIN HUMIDITY........23 PERCENT.  
WIND (20 FT)........SOUTH WINDS 5 TO 10 MPH.  
RIDGETOP WIND.......  
CWR.................0 PERCENT.  
HAINES INDEX........MISSING.  
 
TIME (MST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........49 41 47 47 62 68  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CWR.............0 0 0 0 0 0  
TEMP............35 39 50 57 60 54  
RH..............59 48 34 27 23 28  
20 FT WIND......SW 7 SW 6 S 8 S 10 S 9 S 6  
20 FT WIND GUST.12 10 15 17 15 10  
RIDGETOP WIND...M M M M M M  
HAINES INDEX....M M M M M M  
 
 
FORECASTER...ZAWISLAK  
REQUESTED BY...JEANINE WEST  
TYPE OF REQUEST...WILDFIRE  
.TAG 2500000.0/CYS  
.DELDT 12/22/25  
.FORMATTERVERSION 2.0.0  
.EMAIL JEANINE.WEST@LARAMIECOUNTYWY.GOV  
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab WY Page
The Nexlab NE Page
Main Text Page