688  
SXUS43 KUNR 012311  
RECUNR  
 
EVENING HOT AIR BALLOON FORECAST  
NATIONAL WEATHER SERVICE RAPID CITY SD  
511 PM MDT SUN AUG 1 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: 816 PM.  
 
SURFACE WIND FORECAST: 6 PM...080/08G15 MPH.  
8 PM...080/07G15 MPH.  
 
BOUNDARY LAYER WIND: 4 PM...310/02 MPH.  
7 PM...020/02 MPH.  
 
RAP WINDS (AT 7 PM): 500FT...|*M/M*| MPH.  
1000FT...|*M/M*| MPH.  
2000FT...|*M/M*| MPH.  
3000FT...040/06 MPH.  
 
SURFACE LIFTED INDEX: 4 PM...+1.  
7 PM...+3.  
 
DENSITY ALTITUDE: 6 PM...6017 FT.  
8 PM...5596 FT.  
 
ADDITIONAL WEATHER INFO: CLEAR BELOW 12000 FEET AGL,  
UNRESTRICTED VISIBILITIES.  
 
   
OUTLOOK FOR TOMORROW MORNING
 
 
SUNRISE: 542 AM.  
WEATHER: CLEAR BELOW 12000 FEET AGL,  
UNRESTRICTED VISIBILITIES.  
SURFACE WIND: 6 AM...240/02 MPH.  
8 AM...230/03 MPH.  
BOUNDARY WIND: 7 AM...070/01 MPH.  
10 AM...130/02 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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