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Fort Sam Houston, Texas Weather

Fort Sam Houston, Texas — live current conditions, hourly and 7-day forecasts, NWS alerts, radar and satellite imagery, soil and crop conditions for Fort Sam Houston, Bexar 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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✈️ Aviation Weather

Full aviation weather for Fort Sam Houston is published on the San Antonio International Airport (KSAT) page, 9 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 Fort Sam Houston 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 Fort Sam Houston: Stinson Municipal Airport (KSSF) 13 km · Lackland Air Force Base (KSKF) 16 km · Randolph Air Force Base (KRND) 18 km · Bulverde Airpark (K1T8) 32 km · San Geronimo Airpark (K8T8) 35 km

Conditions reported at KSAT describe the airfield itself. Weather 9 km away can differ, particularly in terrain or near the coast. For conditions at Fort Sam Houston specifically, see the current conditions and forecast above.

🚜 Agricultural Weather

Soil conditions, frost risk and crop weather for Fort Sam Houston.

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About Fort Sam Houston, Texas

Fort Sam Houston rises from the Texas earth, a sprawling expanse of sun-baked plains and manicured grounds where the sky, a vast canvas of cerulean, seems to stretch into eternity. It lies 3.8 miles north-east of San Antonio, TX (from San Antonio, TX: bearing 55°T), and is situated 8.7 miles west-south-west of Converse. The landscape here is a study in gentle undulations, the land rolling with a quiet grace that belies its sturdy, enduring character. Oak trees, their branches reaching like arthritic fingers, offer pockets of dappled shade, a welcome respite from the insistent Texas sun that warms the very stones and brickwork of the historic buildings. The air itself carries a particular scent, a mingling of dry grass, distant mesquite, and the faint, metallic tang of military readiness, a subtle perfume that permeates the afternoon stillness. The history of Fort Sam Houston is deeply entwined with the military's presence in this region, a story that began in the late 19th century and continues to unfold. It has served as a crucial training ground and a vital medical center, its purpose shaping the very rhythm of life within its borders. The local economy, while not solely dependent on the military, feels its pervasive influence, a constant hum beneath the surface of everyday transactions. This is a place where the past is not merely remembered but lived, where the echoes of marching boots and battlefield medicine still resonate, a distinctive resonance that sets Fort Sam Houston apart.

NWS Extended Forecast
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📡 Precipitation Radar

Live animated radar for Fort Sam Houston 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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LocationFort Sam Houston, Bexar County, Texas
Coordinates29.454974°N, 98.442174°W
TimezoneCentral Time (America/Chicago)
ZIP Code(s)78234
Area Code210, 726
Page generatedSeptember 2026
Weather dataOpen-Meteo (open-source), NOAA National Weather Service

About This Fort Sam Houston, Texas Weather Page

This page provides live weather conditions and forecasts for Fort Sam Houston, Texas, 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 Fort Sam Houston includes coordinates 29.454974°N, 98.442174°W, situated in Bexar County. ZIP code 78234. Telephone area code: 210, 726. Timezone: Central Time (America/Chicago).

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.