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SXUS43 KLSX 150847
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Morning Hot Air Balloon Forecast
National Weather Service Saint Louis MO
347 AM CDT Tue Sep 15 2026

...HERE IS THE MORNING HOT AIR BALLOON FORECAST
FOR THE SAINT LOUIS METROPOLITAN AREA...

...HEAT ADVISORY FROM 11 AM THIS MORNING TO 7 PM CDT THIS EVENING...

.THIS MORNING...
    Sunrise:                         643 AM.

    Surface Wind Forecast:           7 AM...170/07 mph.
                                     9 AM...200/08G15 mph.

    Boundary Layer Wind:             7 AM...180/13 mph.
                                     9 AM...200/16 mph.

    NWS Doppler Winds (at 0339 AM):  1000ft...MISSING.
                                     2000ft...200/38 mph.
                                     3000ft...210/46 mph.

    RAP Winds (at 8 AM):              500ft...200/28 mph.
                                     1000ft...210/33 mph.
                                     2000ft...220/32 mph.
                                     3000ft...240/27 mph.

    Surface Lifted Index:            7 AM...+2.
                                     9 AM...-3.

    Density Altitude:                7 AM...1714 FT.
                                     9 AM...2155 FT.

    Additional Weather Info:         clear skies,
                                     unrestricted visibilities.


.OUTLOOK FOR THIS EVENING...
    Sunset:         710 PM.
    Weather:        scattered clouds around 4000 feet AGL,
                    70 percent chance of precipitation,
                    including thunderstorms,
                    hot--reduced buoyancy.
    Surface Wind:   5 PM...280/06 mph.
                    7 PM...050/05 mph.
    Boundary Wind:  5 PM...250/10 mph.
                    7 PM...080/08 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.

$$

Peine