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SXUS43 KLSX 271747
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Evening Hot Air Balloon Forecast
National Weather Service Saint Louis MO
1247 PM CDT Mon Jul 27 2026

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

...EXTREME HEAT WARNING UNTIL 7 PM CDT TUESDAY...
...HEAT ADVISORY FROM 9 PM THIS EVENING TO 7 PM CDT TUESDAY...

.THIS EVENING...
    Sunset:                          817 PM.

    Surface Wind Forecast:           6 PM...250/06 mph.
                                     8 PM...250/05 mph.

    Boundary Layer Wind:             6 PM...260/13 mph.
                                     8 PM...240/09 mph.

    NWS Doppler Winds (at 1237 PM):  1000ft...240/15 mph.
                                     2000ft...240/17 mph.
                                     3000ft...240/23 mph.

    RAP Winds (at 7 PM):              500ft...240/15 mph.
                                     1000ft...250/19 mph.
                                     2000ft...250/21 mph.
                                     3000ft...260/22 mph.

    Surface Lifted Index:            6 PM...-8.
                                     8 PM...-9.

    Density Altitude:                6 PM...3591 FT.
                                     8 PM...3305 FT.

    Additional Weather Info:         scattered clouds around 5000 feet AGL,
                                     unrestricted visibilities,
                                     20 percent chance of precipitation,
                                     including thunderstorms,
                                     hot--reduced buoyancy.


.OUTLOOK FOR TOMORROW MORNING...
    Sunrise:        600 AM.
    Weather:        a few clouds around 11000 feet AGL,
                    unrestricted visibilities,
                    20 percent chance of precipitation,
                    including thunderstorms.
    Surface Wind:   6 AM...300/05 mph.
                    8 AM...320/06 mph.
    Boundary Wind:  6 AM...310/09 mph.
                    8 AM...330/10 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.

$$

Gosselin