Knoxville, Iowa Weather
Knoxville, Iowa — live current conditions, hourly and 7-day forecasts, NWS alerts, radar and satellite imagery for Knoxville, Marion County.
Full aviation weather for Knoxville is published on the Knoxville Municipal Airport (KOXV) page, 2 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 Knoxville 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 Knoxville: Pella Municipal Airport (KPEA) 16 km · Chariton Municipal Airport (KCNC) 40 km · Newton Municipal Airport (KTNU) 40 km · Albia Municipal Airport (K4C8) 46 km · Des Moines International Airport (KDSM) 51 km
Conditions reported at KOXV describe the airfield itself. Weather 2 km away can differ, particularly in terrain or near the coast. For conditions at Knoxville specifically, see the current conditions and forecast above.
About Knoxville, Iowa
Knoxville rests in a landscape of rolling Iowa terrain, where the earth swells and recedes with a quiet permanence. It lies 32.3 miles south-east of Des Moines, IA (from Des Moines, IA: bearing 127°T), and is situated 9.4 miles east-south-east of Pleasantville. The horizon here is a broad, open sweep, often softened by the haze of distant fields or the gentle curve of the land meeting a sky that seems to stretch for miles. In the late afternoon, sunlight spills across the cultivated plains, turning the stalks of corn and soybeans into fields of burnished gold, a light that seems to linger, reluctant to yield to dusk. The air, especially after a summer rain, carries the clean, earthy scent of damp soil and ripening crops, a fragrance that speaks of the land's deep, enduring fertility. The streets of Knoxville itself follow the contours of this gently undulating country, presenting a view that is both grounded and expansive, a visual echo of the wider world it inhabits. The story of Knoxville is deeply entwined with the rich coal seams that once lay beneath its surface, a history that shaped its early days and the hardy spirit of its people. For decades, the extraction of this black gold was the lifeblood of the community, a demanding industry that forged strong bonds and a particular kind of resilience. While the mines have long since fallen silent, their legacy remains, a subtle reminder of the grit and determination that built this place. Today, Knoxville’s economy has diversified, with agriculture continuing to play a vital role, its fields yielding bountiful harvests. The presence of the Marion County Fairgrounds, a hub for summer gatherings and events, adds a vibrant layer to the town’s character, a place where traditions are kept alive and the community comes together. The nearby Lake Red Rock, a significant reservoir, offers a different kind of natural beauty, drawing visitors for recreation and providing a cool counterpoint to the warmth of the prairie sun.
Live animated radar for Knoxville 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 | Knoxville, Marion County, Iowa |
| Coordinates | 41.32083°N, 93.109371°W |
| Timezone | Central Time (America/Chicago) |
| ZIP Code(s) | 50138 |
| Area Code | 515 |
| Page generated | September 2026 |
| Weather data | Open-Meteo (open-source), NOAA National Weather Service |
About This Knoxville, Iowa Weather Page
This page provides live weather conditions and forecasts for Knoxville, Iowa, 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 Knoxville includes coordinates 41.320830°N, 93.109371°W, situated in Marion County. ZIP code 50138. Telephone area code: 515. 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.
