Oak Grove, Illinois Weather
Oak Grove, Illinois — live current conditions, hourly and 7-day forecasts, NWS alerts, radar and satellite imagery, soil and crop conditions for Oak Grove, Cass County.
Full aviation weather for Oak Grove is published on the Greater Beardstown Airport (KK06) page, 5 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 Oak Grove 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 Oak Grove: Jacksonville Municipal Airport (KIJX) 31 km · Mount Sterling Municipal Airport (KI63) 33 km · Havana Regional Airport (K9I0) 40 km · Pittsfield Penstone Municipal Airport (KPPQ) 52 km · Macomb Municipal Airport (KMQB) 59 km
Conditions reported at KK06 describe the airfield itself. Weather 5 km away can differ, particularly in terrain or near the coast. For conditions at Oak Grove specifically, see the current conditions and forecast above.
Soil conditions, frost risk and crop weather for Oak Grove.
About Oak Grove, Illinois
Oak Grove unfolds across the rolling terrain of Cass County, Illinois, a place where the land itself seems to exhale the scent of fertile soil and distant hayfields. It lies 43.5 miles west-north-west of Springfield, IL (from Springfield, IL: bearing 290°T), and is situated 0.5 miles east-north-east of Beardstown. The landscape here is a gentle succession of broad, rounded hills that slope away into fertile valleys, the kind of terrain that invites the eye to wander and the spirit to settle. Ancient oaks, their limbs spread wide like patriarchs, stand sentinel over fields of corn and soybeans, their leaves a vibrant green under the wide Midwestern sky. Small creeks, their banks often soft with moss, meander through the land, catching the sunlight in fleeting glints as they make their way towards larger waterways. The air, especially in the late afternoon, carries a certain stillness, a quiet hum of life that is as much felt as heard. The history of Oak Grove is deeply entwined with the agricultural bounty of this region, a story told in the weathered barns and the enduring legacy of farming families. For generations, the rich prairie soil has been the lifeblood of Oak Grove, supporting a local economy built on the cultivation of crops and the raising of livestock. While large-scale industry has largely bypassed this quiet corner of Illinois, a strong sense of self-reliance and community persists, a characteristic that has weathered economic shifts and demographic changes. The annual county fair, a time for neighborly competition and shared celebration, remains a touchstone for the cultural character of Oak Grove, a reminder of its enduring roots.
Live animated radar for Oak Grove 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 | Oak Grove, Cass County, Illinois |
| Coordinates | 40.019493°N, 90.414569°W |
| Timezone | Central Time (America/Chicago) |
| ZIP Code(s) | 62618, 60048, 61264 |
| Area Code | 312, 773, 847, 224 |
| Page generated | September 2026 |
| Weather data | Open-Meteo (open-source), NOAA National Weather Service |
About This Oak Grove, Illinois Weather Page
This page provides live weather conditions and forecasts for Oak Grove, 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 Oak Grove includes coordinates 40.019493°N, 90.414569°W, situated in Cass County. ZIP code 62618, 60048, 61264. Telephone area code: 312, 773, 847, 224. 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.
