Caln, Pennsylvania Weather
Caln, Pennsylvania — live current conditions, hourly and 7-day forecasts, NWS alerts, radar and satellite imagery, soil and crop conditions for Caln, Chester County.
Full aviation weather for Caln is published on the Chester County G O Carlson Airport (KMQS) page, 7 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 Caln 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 Caln: Brandywine Regional Airport (KOQN) 17 km · New Garden Airport (KN57) 18 km · Wilmington Airport (KILG) 38 km · Cecil County Airport (K58M) 47 km · Philadelphia International Airport (KPHL) 48 km
Conditions reported at KMQS describe the airfield itself. Weather 7 km away can differ, particularly in terrain or near the coast. For conditions at Caln specifically, see the current conditions and forecast above.
Soil conditions, frost risk and crop weather for Caln.
About Caln, Pennsylvania
Caln unfolds across rolling Chester County terrain, a landscape where the soft green of summer fields yields to the stark, skeletal beauty of winter branches against a sky that can shift from the palest robin's egg blue to the bruised purples of an approaching storm. It lies 19.0 miles west-south-west of Tredyffrin, PA (from Tredyffrin, PA: bearing 253°T), and is situated 9.5 miles west-north-west of West Chester. The land here, a gentle swell and dip, is etched by the slow, persistent work of water, with small creeks like Beaver Creek and Valley Creek tracing their silver veins through the bedrock. The air, especially in the quiet hours of dawn, carries the scent of damp earth and distant woodsmoke, a subtle perfume that promises a day of quiet industry. Here, the houses, often solid stone or weathered clapboard, seem to emerge from the very contours of the land, their windows reflecting the shifting light of a Pennsylvania day. This is a place where the echoes of early American enterprise still resonate, where the legacy of farming and quarrying has shaped the very bones of Caln. The rich soil once fed generations, and the stone, quarried with grit and determination, built the sturdy foundations of the region. While the agricultural pulse has softened, the spirit of innovation endures in the modern businesses and research facilities that now dot the landscape, a testament to Caln’s ability to adapt and grow. The presence of universities nearby lends an intellectual current to the otherwise pastoral setting, a hum of learning that mingles with the rustle of leaves and the distant drone of traffic. The rhythm of life in Caln is one of steady progress, a quiet confidence born of deep roots and a forward-looking gaze.
Live animated radar for Caln 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 | Caln, Chester County, Pennsylvania |
| Coordinates | 39.99094°N, 75.780224°W |
| Timezone | Eastern Time |
| ZIP Code(s) | 19320, 19372 |
| Area Code | 215, 223, 267, 272, 412, 445, 484, 570, 582, 610, 717, 724, 814, 835, 878 |
| Page generated | September 2026 |
| Weather data | Open-Meteo (open-source), NOAA National Weather Service |
About This Caln, Pennsylvania Weather Page
This page provides live weather conditions and forecasts for Caln, Pennsylvania, 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 Caln includes coordinates 39.990940°N, 75.780224°W, situated in Chester County. ZIP code 19320, 19372. Telephone area code: 215, 223, 267, 272, 412, 445, 484, 570, 582, 610, 717, 724, 814, 835, 878. 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.
