Lebanon, Illinois Weather
Lebanon, Illinois — live current conditions, hourly and 7-day forecasts, NWS alerts, radar and satellite imagery for Lebanon, St. Clair County.
Full aviation weather for Lebanon is published on the Scott AFB/Midamerica Airport (KBLV) page, 7 km away. It carries the current METAR decoded into plain language — surface wind, visibility, cloud layers and ceiling, temperature and dewpoint, and altimeter setting — alongside the raw observation as transmitted. 6 airfields within reach of Lebanon have their own pages, listed below.
The Terminal Aerodrome Forecast (TAF) is shown across its full validity period, with each change group broken out so you can see when conditions are expected to shift. Flight category is derived automatically — VFR, MVFR, IFR or LIFR — from reported ceiling and visibility, with runway details and field elevation alongside. Observations update roughly hourly and forecasts several times a day.
Other airports near Lebanon: St Louis Downtown Airport (KCPS) 30 km · St Louis Regional Airport (KALN) 38 km · Greenville Airport (KGRE) 46 km · St. Louis Lambert International Airport (KSTL) 51 km · Sparta Community Airport - Hunter Field (KSAR) 52 km
Conditions reported at KBLV describe the airfield itself. Weather 7 km away can differ, particularly in terrain or near the coast. For conditions at Lebanon specifically, see the current conditions and forecast above.
About Lebanon, Illinois
Lebanon, Illinois, rests in a gentle fold of southwestern Illinois, where the land begins to loosen its grip on the rolling prairie and hint at the broader, more varied terrain to come. It lies 5.7 miles east of O'Fallon, IL (from O'Fallon, IL: bearing 82°T), and is situated 5.7 miles east of O Fallon. Here, the fields stretch out, a mosaic of cultivated greens and golds under an immense sky that can shift from brilliant blue to bruised violet with startling speed. The air itself carries a certain cleanness, a whisper of distant cornfields and the damp earth after a summer shower. Lebanon’s streets are lined with sturdy, older homes, their porches offering shade and a quiet invitation to linger, a contrast to the vast openness of the surrounding countryside. The trees, mostly maples and oaks, stand as sentinels along the roads, their leaves rustling with a sound like hushed secrets. This is a place where history feels less like a monument and more like a low hum beneath the surface of everyday life, a quiet undercurrent to the local economy, which has long been tied to the rich agricultural bounty of St. Clair County. Lebanon traces its roots back to early settlers, its founding a testament to the enduring spirit of those who sought to cultivate this fertile ground. The presence of McKendree University, a venerable institution, lends a scholarly air, its campus a blend of historic stone buildings and modern facilities, a constant reminder of intellectual endeavor in this rural setting. The town’s character is that of a community that values its past while embracing the present, a place where the pace is measured, allowing for the enjoyment of small pleasures, like the way the late afternoon sun casts long, warm shadows across the town square.
Live animated radar for Lebanon and surroundings — RainViewer.
NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.
Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload
| Location | Lebanon, St. Clair County, Illinois |
| Coordinates | 38.603938°N, 89.80732°W |
| Timezone | Central Time (America/Chicago) |
| ZIP Code(s) | 62254 |
| Area Code | 217 |
| Page generated | September 2026 |
| Weather data | Open-Meteo (open-source), NOAA National Weather Service |
About This Lebanon, Illinois Weather Page
This page provides live weather conditions and forecasts for Lebanon, Illinois, including current conditions, a 24-hour hourly forecast, 7-day outlook, NWS extended text forecast, precipitation radar and NOAA GOES-16 satellite imagery. Aviation weather — live METAR observations and TAF forecasts — is published separately on the pages for the nearest reporting airports, linked from the aviation section above. Additional sections may include tide predictions, wave height, wave direction and sea-surface temperature, a barometric pressure trend, and a solunar-based fishing forecast with a fishing-conditions rating for coastal localities, and soil temperature, crop weather and live USGS river gauge data for agricultural areas near a monitored waterway. All data updates automatically on every page visit.
Location data for Lebanon includes coordinates 38.603938°N, 89.807320°W, situated in St. Clair County. ZIP code 62254. Telephone area code: 217. Timezone: Central Time (America/Chicago).
Weather data is sourced from the NOAA National Weather Service (NWS) and the open-source Open-Meteo API. River and stream data is sourced from the USGS National Water Information System. Tide predictions are sourced from NOAA CO-OPS; marine and solunar data are modeled from Open-Meteo and public sunrise/moon calculations and should be treated as a general guide alongside on-the-water conditions. Radar is provided by RainViewer. Satellite imagery is sourced from NOAA/NESDIS GOES-East and is public domain.
