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Colchester, Connecticut Weather

Colchester, Connecticut — live current conditions, hourly and 7-day forecasts, NWS alerts, radar and satellite imagery, tide predictions, marine conditions and a solunar fishing forecast, soil and crop conditions for Colchester, New London 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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🌊 Marine & Fishing

Tides, marine forecast and fishing conditions near Colchester. Tide source:

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🎣 Best times to fish today (solunar)
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✈️ Aviation Weather

Full aviation weather for Colchester is published on the Windham Airport (KIJD) page, 23 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 Colchester 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 Colchester: Chester Airport (KSNC) 26 km · Hartford Brainard Airport (KHFD) 32 km · Groton New London Airport (KGON) 36 km · Ellington Airport (K7B9) 40 km · Meriden Markham Municipal Airport (KMMK) 42 km

Conditions reported at KIJD describe the airfield itself. Weather 23 km away can differ, particularly in terrain or near the coast. For conditions at Colchester specifically, see the current conditions and forecast above.

🚜 Agricultural Weather

Soil conditions, frost risk and crop weather for Colchester.

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About Colchester, Connecticut

Colchester’s landscape unfolds with a gentle grace, a tapestry of rolling hills and broad valleys that speak of a land shaped by ancient glaciers and the persistent work of water. It lies 13.7 miles west-north-west of Norwich, CT (from Norwich, CT: bearing 285°T), and is situated 9.3 miles east of Lake Pocotopaug. The air here, especially in the early morning, carries a faint, clean scent of pine needles and damp earth, a refreshing coolness that precedes the sun’s full ascent. Fields of emerald green, punctuated by the darker, more rugged stands of oak and maple, stretch towards the horizon, their edges softened by the hazy glow of a Southeastern Connecticut sky. The Pawcatuck River, a vital artery of this region, winds its way through the terrain, its banks a verdant embrace of reeds and willows, reflecting the shifting moods of the clouds above. There’s a quietude to Colchester, a sense of being at a remove from the clamor of larger centers, where the dominant sounds are the rustle of leaves and the distant call of a hawk. This is a place where layers of history are palpable, from the remnants of colonial settlements to the enduring legacy of its agricultural roots. Colchester’s economy, once deeply entwined with farming and the timber industry, now draws strength from a diverse mix of small businesses and a burgeoning appreciation for its natural beauty, attracting visitors drawn to its serene woodlands and the tranquil flow of its waterways. The town retains a distinct character, a blend of pragmatic self-reliance and a quiet pride in its heritage, evident in the well-preserved architecture and the unhurried pace of daily life. The old meeting houses and the sturdy, clapboard homes stand as silent witnesses to generations who have tilled this soil and navigated these streams, each generation adding its own subtle brushstroke to the enduring narrative of Colchester.

NWS Extended Forecast
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📡 Precipitation Radar

Live animated radar for Colchester 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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LocationColchester, New London County, Connecticut
Coordinates41.575654°N, 72.332027°W
TimezoneEastern Time
Area Code203, 475, 860, 959
Page generatedSeptember 2026
Weather dataOpen-Meteo (open-source), NOAA National Weather Service

About This Colchester, Connecticut Weather Page

This page provides live weather conditions and forecasts for Colchester, Connecticut, 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 Colchester includes coordinates 41.575654°N, 72.332027°W, situated in New London County. Telephone area code: 203, 475, 860, 959. Timezone: Eastern Time.

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.