786  
SXUS43 KUNR 230902  
RECUNR  
 
MORNING HOT AIR BALLOON FORECAST  
NATIONAL WEATHER SERVICE RAPID CITY SD  
301 AM MDT SAT OCT 23 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 MORNING HOT AIR BALLOON FORECAST  
FOR THE HOT SPRINGS MUNICIPAL AIRPORT...  
   
THIS MORNING
 
 
SUNRISE: 717 AM.  
 
SURFACE WIND FORECAST: 7 AM...060/06 MPH.  
9 AM...180/06 MPH.  
 
BOUNDARY LAYER WIND: 7 AM...050/05 MPH. DEPTH 400 FT.  
10 AM...190/01 MPH. DEPTH 400 FT.  
 
RAP WINDS (AT 8 AM): 250FT...050/03 MPH.  
500FT...140/07 MPH.  
1000FT...200/15 MPH.  
2000FT...240/21 MPH.  
3000FT...250/23 MPH.  
 
SURFACE LIFTED INDEX: 7 AM...+12.  
10 AM...+10.  
 
DENSITY ALTITUDE: 7 AM...3366 FT.  
9 AM...3667 FT.  
 
ADDITIONAL WEATHER INFO: CLEAR BELOW 12000 FEET AGL,  
VISIBILITY IN FOG AS LOW AS 8 MILES.  
 
   
OUTLOOK FOR THIS EVENING
 
 
SUNSET: 555 PM.  
WEATHER: CEILINGS AROUND 11000 FEET AGL,  
UNRESTRICTED VISIBILITIES.  
SURFACE WIND: 5 PM...220/10G18 MPH.  
7 PM...320/09 MPH.  
BOUNDARY WIND: 4 PM...250/15 MPH. DEPTH 900 FT.  
7 PM...280/13 MPH. DEPTH 600 FT.  
 
RAP WINDS (AT 5 PM): 250FT...020/05 MPH.  
500FT...020/09 MPH.  
1000FT...010/05 MPH.  
2000FT...260/05 MPH.  
3000FT...240/10 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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