886  
SXUS43 KUNR 202102  
RECUNR  
 
EVENING HOT AIR BALLOON FORECAST  
NATIONAL WEATHER SERVICE RAPID CITY SD  
301 PM MDT WED OCT 20 2021  
 
THIS FORECAST IS INFORMATION TO ASSIST PILOTS AND AIRCREWS FOR FLIGHT PLANNING  
AND IS NOT TO BE CONSIDERED AS A SOLE SOURCE OF INFORMATION TO MEET ALL  
PREFLIGHT ACTIONS. PILOTS SHOULD RECEIVE A COMPLETE PREFLIGHT BRIEFING FROM A  
FLIGHT SERVICE STATION (1-800-WXBRIEF) OR ONLINE VIA DUATS.  
 
...HERE IS THE EVENING HOT AIR BALLOON FORECAST  
FOR THE HOT SPRINGS MUNICIPAL AIRPORT...  
   
THIS EVENING
 
 
SUNSET: 600 PM.  
 
SURFACE WIND FORECAST: 5 PM...050/06 MPH.  
7 PM...060/05 MPH.  
 
BOUNDARY LAYER WIND: 4 PM...290/06 MPH. DEPTH 1500 FT.  
7 PM...050/03 MPH. DEPTH 700 FT.  
 
RAP WINDS (APPROX. 6 PM): 250FT...|*M/M*| MPH.  
500FT...010/02 MPH.  
1000FT...300/05 MPH.  
2000FT...300/15 MPH.  
3000FT...|*M/M*| MPH.  
 
SURFACE LIFTED INDEX: 4 PM...+12.  
7 PM...+13.  
 
DENSITY ALTITUDE: 5 PM...3373 FT.  
7 PM...2975 FT.  
 
ADDITIONAL WEATHER INFO: SCATTERED CLOUDS AROUND 3000 FEET AGL,  
UNRESTRICTED VISIBILITIES.  
 
   
OUTLOOK FOR TOMORROW MORNING
 
 
SUNRISE: 715 AM.  
WEATHER: SCATTERED CLOUDS AROUND 3000 FEET AGL,  
VISIBILITY IN FOG AS LOW AS 6 MILES.  
SURFACE WIND: 7 AM...230/05 MPH.  
9 AM...230/05 MPH.  
BOUNDARY WIND: 7 AM...030/01 MPH. DEPTH 500 FT.  
10 AM...280/01 MPH. DEPTH 500 FT.  
RAP WINDS (APPROX. 7 AM): 250FT...|*M/M*| MPH.  
500FT...260/05 MPH.  
1000FT...300/11 MPH.  
2000FT...320/14 MPH.  
3000FT...330/16 MPH.  
 
THIS FORECAST IS NOT ROUTINELY UPDATED OR AMENDED OUTSIDE OF ANY SCHEDULED  
ISSUANCES.  
 

 
 
ADDITIONAL AVIATION OBSERVATIONS AND FORECASTS ARE AVAILABLE AT  
AVIATIONWEATHER.GOV. YOU CAN ALSO READ THE LOCAL AVIATION FORECAST DISCUSSION  
AT HTTPS://WWW.AVIATIONWEATHER.GOV/FCSTDISC.  
 

 
 
WFO UNR  
 
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