Saint Marys, Maryland Weather
Saint Marys, Maryland — live current conditions, hourly and 7-day forecasts, NWS alerts, radar and satellite imagery, tide predictions, marine conditions and a solunar fishing forecast for Saint Marys, St. Mary's County.
Tides, marine forecast and fishing conditions near Saint Marys. Tide source:
Full aviation weather for Saint Marys is published on the Naval Outlying Landing Field Webster (KNUI) 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. 3 airfields within reach of Saint Marys 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 Saint Marys: Patuxent River Naval Air Station (Trapnell Field) (KNHK) 20 km · Cambridge Dorchester Airport (KCGE) 56 km
Conditions reported at KNUI describe the airfield itself. Weather 7 km away can differ, particularly in terrain or near the coast. For conditions at Saint Marys specifically, see the current conditions and forecast above.
About Saint Marys, Maryland
Saint Marys unfolds across a landscape shaped by the Chesapeake Bay's gentle embrace, its terrain a subtle rise and fall of fertile land leading to numerous tidal creeks and inlets. It lies 35.0 miles south-east of Wicomico, MD (from Wicomico, MD: bearing 127°T), and is situated 8.6 miles south-south-east of Park Hall. The air here often carries the briny scent of the water, a constant reminder of its maritime heritage. Historically, Saint Marys served as Maryland's first colonial capital, a place of significant early American governance and religious tolerance, its foundations deeply rooted in the nation's formative years. Economically, the region thrives on a blend of agriculture, particularly tobacco and corn, and a growing presence in marine industries, alongside the vital contributions of government and defense sectors drawn to its strategic, sheltered position. The cultural character of Saint Marys is marked by a quiet pride and a deep connection to its past, where the pace of life feels unhurried, allowing for a contemplative appreciation of the present. Among its notable landmarks is Historic St. Mary's City, a living history museum that vividly reconstructs the colonial experience, offering a tangible link to those who first settled these shores. While not home to major universities, the area benefits from nearby educational institutions and a strong emphasis on local history and heritage. The community spirit often finds expression in local festivals and events that celebrate its unique heritage, and while specific well-known individuals are not always prominently associated with Saint Marys itself, the broader region has been a backdrop for many significant moments in American history, its tranquil beauty inspiring reflection for generations.
Live animated radar for Saint Marys 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 | Saint Marys, St. Mary's County, Maryland |
| Coordinates | 38.106026°N, 76.363728°W |
| Timezone | Eastern Time (America/New_York) |
| ZIP Code(s) | 20680, 20686 |
| Area Code | 301, 240 |
| Page generated | September 2026 |
| Weather data | Open-Meteo (open-source), NOAA National Weather Service |
About This Saint Marys, Maryland Weather Page
This page provides live weather conditions and forecasts for Saint Marys, Maryland, 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 Saint Marys includes coordinates 38.106026°N, 76.363728°W, situated in St. Mary's County. ZIP code 20680, 20686. Telephone area code: 301, 240. Timezone: Eastern Time (America/New_York).
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.
