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Cape St. Claire, Maryland Weather

Cape St. Claire, Maryland — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery, tide predictions, marine conditions and a solunar fishing forecast for Cape St. Claire, Anne Arundel 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 Cape St. Claire. Tide source:

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

Flight conditions near Cape St. Claire. Data source: locating…

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🌿 Air Quality
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About Cape St. Claire, Maryland

Cape St. Claire unfolds along the western shore of the Chesapeake Bay, its landscape a gentle embrace of tidal creeks and wooded inlets that whisper of salt and pine. It lies 5.1 miles north-north-east of Annapolis, MD (from Annapolis, MD: bearing 30°T), and is situated 8.4 miles north-east of Anne Arundel. The air here carries a persistent, mild humidity, a constant reminder of the vast water that shapes its rhythm, and the light, particularly as it slants through the mature oak and maple trees in the late afternoon, possesses a soft, golden quality that seems to settle over the modest homes and well-worn docks. The terrain, though not dramatic, offers a subtle topography of low ridges and shallow ravines, each sculpted by the slow persistence of water and wind, and the quiet hum of cicadas in the summer evenings is a familiar, almost comforting, soundtrack to life in this peninsula community. The history of Cape St. Claire is intrinsically tied to the Bay's bounty and the ebb and flow of maritime enterprise, a legacy evident in the weathered pilings and forgotten oyster beds that dot its waterways. Once a place where commercial fishing and crabbing were the lifeblood, the local economy has since diversified, with many residents commuting to nearby centers of government and technology, yet the spirit of the Bay remains. The community itself, established in the mid-20th century, grew from a vision of waterside living, and today, its distinctive character is defined by a strong sense of local pride and a shared appreciation for the natural beauty that surrounds it, from the sandy shores where children build ephemeral castles to the quiet coves that hold the secrets of generations.

NWS Extended Forecast
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📡 Precipitation Radar

Live animated radar for Cape St. Claire 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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LocationCape St. Claire, Anne Arundel County, Maryland
Coordinates39.043166°N, 76.44496°W
TimezoneEastern Time (America/New_York)
ZIP Code(s)21409
Area Code410, 443
Page generatedJuly 2026
Weather dataOpen-Meteo (open-source), NOAA National Weather Service

About This Cape St. Claire, Maryland Weather Page

This page provides live weather conditions and forecasts for Cape St. Claire, Maryland, including current conditions, a 24-hour hourly forecast, 7-day outlook, NWS extended text forecast, real-time aviation weather (live METAR and TAF reports from the nearest reporting airport, with a modeled estimate shown when no station is in range), precipitation radar and NOAA GOES-16 satellite imagery. 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 Cape St. Claire includes coordinates 39.043166°N, 76.444960°W, situated in Anne Arundel County. ZIP code 21409. Telephone area code: 410, 443. Timezone: Eastern Time (America/New_York).

Weather data is sourced from the NOAA National Weather Service (NWS) and the open-source Open-Meteo API. Aviation data is sourced from aviationweather.gov (NOAA), with a modeled estimate used where no nearby reporting station is available. 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.