021  
SXUS43 KUNR 070901  
RECUNR  
 
MORNING HOT AIR BALLOON FORECAST  
NATIONAL WEATHER SERVICE RAPID CITY SD  
301 AM MDT THU AUG 7 2025  
 
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 1800WXBRIEF.COM.  
 
...HERE IS THE MORNING HOT AIR BALLOON FORECAST  
FOR THE HOT SPRINGS MUNICIPAL AIRPORT...  
   
THIS MORNING
 
 
SUNRISE: 547 AM.  
 
SURFACE WIND FORECAST: 6 AM...230/06 MPH.  
8 AM...230/08G15 MPH.  
 
BOUNDARY LAYER WIND: 7 AM...200/10 MPH. DEPTH 900 FT.  
9 AM...240/15 MPH. DEPTH 1500 FT.  
 
RAP WINDS (AT 7 AM): 250FT...170/06 MPH.  
500FT...170/19 MPH.  
1000FT...180/25 MPH.  
2000FT...200/21 MPH.  
3000FT...220/15 MPH.  
 
SURFACE LIFTED INDEX: 6 AM...-4.  
9 AM...-5.  
 
DENSITY ALTITUDE: 6 AM...5117 FT.  
8 AM...5754 FT.  
 
ADDITIONAL WEATHER INFO: CLEAR BELOW 12000 FEET AGL,  
UNRESTRICTED VISIBILITIES.  
 
   
OUTLOOK FOR THIS AFTERNOON
 
 
SUNSET: 808 PM.  
 
WEATHER: CLEAR BELOW 12000 FEET AGL,  
UNRESTRICTED VISIBILITIES HOT--REDUCED BUOYANCY.  
 
SURFACE WIND: 4 PM...230/12G22 MPH.  
6 PM...240/10G18 MPH.  
 
BOUNDARY WIND: 4 PM...240/21 MPH. DEPTH 15000 FT.  
6 PM...250/18 MPH. DEPTH 9800 FT.  
 
RAP WINDS (AT 4 PM): 250FT...230/09 MPH.  
500FT...230/11 MPH.  
1000FT...240/13 MPH.  
2000FT...240/14 MPH.  
3000FT...240/15 MPH.  
 
   
OUTLOOK FOR TOMORROW MORNING
 
 
SURFACE WIND FORECAST: 6 AM...250/07G14 MPH.  
8 AM...300/09G16 MPH.  
 
RAP WINDS (AT 7 AM): 250FT...270/07 MPH.  
500FT...270/11 MPH.  
1000FT...280/10 MPH.  
2000FT...270/12 MPH.  
3000FT...260/14 MPH.  
 
ADDITIONAL WEATHER INFO: CLEAR BELOW 12000 FEET AGL,  
UNRESTRICTED VISIBILITIES.  
 
 
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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