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Grinnell, Iowa Weather

Grinnell, Iowa — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery for Grinnell, Poweshiek County.

🌡️ Current Conditions
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24-Hour Forecast
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Current Conditions Detail
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7-Day Forecast
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✈️ Aviation Weather

Flight conditions near Grinnell — sourced from the FAA Aviation Weather Center. Nearest reporting station: locating…

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🌿 Air Quality
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NWS Extended Forecast
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📡 Precipitation Radar

Live animated radar for Grinnell and surroundings — RainViewer.

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🛰️ Satellite Imagery

NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.

NOAA GOES-16 CONUS GEOCOLOR satellite animated loop
🛰️ GEOCOLOR loop 🌡️ Infrared (IR) 🌀 NHC Hurricane Satellite 🔗 NOAA Full Viewer

Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload

🌙 Astronomy
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About Grinnell, Iowa

Grinnell unfolds across a landscape of broad, fertile plains, where fields of corn and soybeans stretch towards horizons that seem to hold the entire sky. It lies 23.2 miles south-south-east of Marshalltown, IA (from Marshalltown, IA: bearing 156°T), and is situated 9.7 miles east of Kellogg. The land itself, gently rolling and deeply tilled, speaks of generations of careful cultivation, a quiet testament to the enduring partnership between people and soil. In the late afternoon, the sun, low and golden, casts long shadows across the cultivated earth, painting the scene with a soft, almost tangible warmth that lingers even after the light begins to fade. The air, carrying the faint, sweet scent of ripening grain, hums with the low thrum of distant farm equipment, a constant, reassuring pulse. The roots of Grinnell run deep, tracing back to the late 19th century when it was established as a stop along a burgeoning railroad line. This early connection to commerce and travel helped shape its character, fostering a spirit of enterprise that continues to define its local economy, still heavily influenced by agriculture and the industries that support it. A notable landmark, the historic Grinnell College, lends an intellectual vibrancy to the town, its stately buildings and manicured grounds a distinctive presence amidst the surrounding prairie. This blend of pragmatic farming heritage and academic pursuit creates a unique rhythm in Grinnell, a place where the steadfastness of the land meets a forward-looking curiosity.

LocationGrinnell, Poweshiek County, Iowa
Coordinates41.743049°N, 92.722412°W
TimezoneCentral Time (America/Chicago)
ZIP Code(s)50112
Area Code515
Page generatedJune 2026
Weather dataOpen-Meteo (open-source), NOAA National Weather Service