Smithton, Illinois Weather
Smithton, Illinois — live current conditions, hourly and 7-day forecasts, NWS alerts, radar and satellite imagery, soil and crop conditions for Smithton, St. Clair County.
Full aviation weather for Smithton is published on the Scott AFB/Midamerica Airport (KBLV) page, 20 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 Smithton 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 Smithton: St Louis Downtown Airport (KCPS) 23 km · Sparta Community Airport - Hunter Field (KSAR) 39 km · St. Louis Lambert International Airport (KSTL) 50 km · St Louis Regional Airport (KALN) 54 km · Creve Coeur Airport (K1H0) 57 km
Conditions reported at KBLV describe the airfield itself. Weather 20 km away can differ, particularly in terrain or near the coast. For conditions at Smithton specifically, see the current conditions and forecast above.
Soil conditions, frost risk and crop weather for Smithton.
About Smithton, Illinois
Smithton rests in the gentle, rolling terrain of Illinois farmland, a landscape defined by broad fields of corn and soybeans that stretch towards a wide, often cloud-strewn sky. It lies 7.7 miles south of Belleville, IL (from Belleville, IL: bearing 183°T), and is situated 8.7 miles south of Swansea. The air here carries the scent of turned earth after a spring rain, or the dry, sun-baked aroma of late summer harvests, a constant reminder of the land's yielding nature. Houses, mostly modest and well-kept, line quiet streets, their porches catching the late afternoon sun, where neighbors might pause in conversation, a slow, steady cadence to the day. The land itself, a rich, dark loam, speaks of a long agricultural heritage, its contours smoothed by generations of plows and the persistent, unhurried work of farmers. The history of Smithton is deeply rooted in the fertile soil that surrounds it, a testament to the pioneers who saw the promise in this part of St. Clair County. While the early days were marked by the hardscrabble efforts of agriculture, the area has seen its economy diversify, with local businesses supporting the needs of the farming community and its growing population. Life in Smithton moves at a pace dictated by the seasons and the needs of the land, a rhythm that has instilled a quiet resilience in its people. The community’s character is one of understated strength, a reflection of the enduring power of the natural world that shapes its days and its outlook.
Live animated radar for Smithton 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 | Smithton, St. Clair County, Illinois |
| Coordinates | 38.408662°N, 89.99205°W |
| Timezone | Central Time (America/Chicago) |
| ZIP Code(s) | 62285, 62220 |
| Area Code | 217 |
| Page generated | September 2026 |
| Weather data | Open-Meteo (open-source), NOAA National Weather Service |
About This Smithton, Illinois Weather Page
This page provides live weather conditions and forecasts for Smithton, 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 Smithton includes coordinates 38.408662°N, 89.992050°W, situated in St. Clair County. ZIP code 62285, 62220. 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.
