635
SXUS43 KLSX 151721
RECSTL

Evening Hot Air Balloon Forecast
National Weather Service Saint Louis MO
1221 PM CDT Tue Sep 15 2026

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

...HEAT ADVISORY UNTIL 8 PM CDT FRIDAY...

.THIS EVENING...
    Sunset:                          710 PM.

    Surface Wind Forecast:           5 PM...190/06 mph.
                                     7 PM...120/05 mph.

    Boundary Layer Wind:             5 PM...200/09 mph.
                                     7 PM...130/09 mph.

    NWS Doppler Winds (at 1213 PM):  1000ft...210/13 mph.
                                     2000ft...230/12 mph.
                                     3000ft...230/17 mph.

    RAP Winds (at 6 PM):              500ft...170/09 mph.
                                     1000ft...180/10 mph.
                                     2000ft...180/11 mph.
                                     3000ft...190/11 mph.

    Surface Lifted Index:            5 PM...-5.
                                     7 PM...-8.

    Density Altitude:                5 PM...3178 FT.
                                     7 PM...2818 FT.

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


.OUTLOOK FOR TOMORROW MORNING...
    Sunrise:        644 AM.
    Weather:        ceilings around 3000 feet AGL,
                    unrestricted visibilities,
                    40 percent chance of precipitation,
                    including thunderstorms.
    Surface Wind:   7 AM...060/02 mph.
                    9 AM...070/02 mph.
    Boundary Wind:  7 AM...110/06 mph.
                    9 AM...120/06 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