483  
SXUS43 KLSX 201751  
RECSTL  
 
EVENING HOT AIR BALLOON FORECAST  
NATIONAL WEATHER SERVICE SAINT LOUIS MO  
1251 PM CDT MON APR 20 2026  
 
...HERE IS THE EVENING HOT AIR BALLOON FORECAST  
FOR THE SAINT LOUIS METROPOLITAN AREA...  
   
THIS EVENING  
 
SUNSET: 743 PM.  
 
SURFACE WIND FORECAST: 5 PM...160/07 MPH.  
7 PM...140/07 MPH.  
 
BOUNDARY LAYER WIND: 5 PM...190/10 MPH.  
7 PM...140/10 MPH.  
 
NWS DOPPLER WINDS (AT 1241 PM): 1000FT...140/12 MPH.  
2000FT...170/20 MPH.  
3000FT...170/16 MPH.  
 
RAP WINDS (AT 6 PM): 500FT...160/10 MPH.  
1000FT...170/11 MPH.  
2000FT...180/11 MPH.  
3000FT...220/16 MPH.  
 
SURFACE LIFTED INDEX: 5 PM...+7.  
7 PM...+6.  
 
DENSITY ALTITUDE: 5 PM...1015 FT.  
7 PM...886 FT.  
 
ADDITIONAL WEATHER INFO: CLEAR SKIES,  
UNRESTRICTED VISIBILITIES.  
 
   
OUTLOOK FOR TOMORROW MORNING  
 
SUNRISE: 617 AM.  
WEATHER: CLEAR BELOW 12000 FEET AGL,  
UNRESTRICTED VISIBILITIES.  
SURFACE WIND: 6 AM...210/07G15 MPH.  
8 AM...220/08G16 MPH.  
BOUNDARY WIND: 6 AM...230/13 MPH.  
8 AM...230/15 MPH.  
 
THIS FORECAST IS NOT ROUTINELY UPDATED OR AMENDED OUTSIDE OF  
SCHEDULED ISSUANCES.  
 
 
 
THIS FORECAST IS ALSO AVAILABLE AT PHONE NUMBER 636-441-8467  
EXT 5.  
 
 
 
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