Antietam, Maryland Weather
Antietam, Maryland — 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 Antietam, Washington County.
Tides, marine forecast and fishing conditions near Antietam. Tide source:
Full aviation weather for Antietam is published on the Eastern WV Regional Airport/Shepherd Field (KMRB) page, 21 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. 5 airfields within reach of Antietam 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 Antietam: Frederick Municipal Airport (KFDK) 32 km · Hagerstown Regional Richard A Henson Field (KHGR) 33 km · Leesburg Executive Airport (KJYO) 41 km · Montgomery County Airpark (KGAI) 57 km
Conditions reported at KMRB describe the airfield itself. Weather 21 km away can differ, particularly in terrain or near the coast. For conditions at Antietam specifically, see the current conditions and forecast above.
Soil conditions, frost risk and crop weather for Antietam.
About Antietam, Maryland
Antietam unfolds across a landscape of rolling hills, where the earth gently slopes towards the namesake creek, its waters a murmur in the quietude. It lies 13.8 miles south of Washington, MD (from Washington, MD: bearing 190°T), and is situated 9.3 miles north-west of Brunswick. The fields, a patchwork of deep green corn and golden wheat, stretch towards the horizon, punctuated by stands of oak and maple that offer a dappled shade. Here, the air carries the scent of damp soil and ripening grain, a perfume that deepens as the sun begins its slow descent, painting the sky in hues of rose and lavender. The houses, solid and unpretentious, seem to grow from the land itself, their stone foundations a testament to the enduring spirit of this place. A quietness pervades Antietam, a stillness broken only by the rustle of leaves and the distant lowing of cattle. This land has witnessed epochs of American history, its soil forever marked by the echoes of the past. Antietam Creek, once a placid waterway, became the focal point of a nation’s struggle, its banks stained crimson in the bloodiest single day of the Civil War. Today, that somber history is preserved, a stark reminder of the sacrifices made, drawing visitors who walk the hallowed grounds. The economy of Antietam remains tethered to the land, with agriculture still a cornerstone, the bounty of its farms finding its way to local markets. Beyond the fields, a quiet industry hums, a continuation of the practical crafts that have sustained generations, a subtle but vital pulse beneath the serene surface of Antietam.
Live animated radar for Antietam 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 | Antietam, Washington County, Maryland |
| Coordinates | 39.416211°N, 77.742215°W |
| Timezone | Eastern Time (America/New_York) |
| ZIP Code(s) | 21782 |
| Area Code | 410, 443 |
| Page generated | September 2026 |
| Weather data | Open-Meteo (open-source), NOAA National Weather Service |
About This Antietam, Maryland Weather Page
This page provides live weather conditions and forecasts for Antietam, 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 Antietam includes coordinates 39.416211°N, 77.742215°W, situated in Washington County. ZIP code 21782. 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. 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.
