San Diego, Texas Weather
San Diego, Texas — live current conditions, hourly and 7-day forecasts, NWS alerts, radar and satellite imagery for San Diego, Duval County.
Full aviation weather for San Diego is published on the Alice International Airport (KALI) 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. 6 airfields within reach of San Diego 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 San Diego: Orange Grove Naval Auxiliary Landing Field (KNOG) 24 km · Kleberg County Airport (KIKG) 31 km · Duval Freer Airport (KT19) 38 km · Kingsville Naval Air Station (KNQI) 51 km · Nueces County Airport (KRBO) 54 km
Conditions reported at KALI describe the airfield itself. Weather 21 km away can differ, particularly in terrain or near the coast. For conditions at San Diego specifically, see the current conditions and forecast above.
About San Diego, Texas
San Diego, Texas, unfolds across a landscape of subtle, rolling plains, where the earth lies open to a vast, ever-changing sky. It lies 51.6 miles west of Corpus Christi, TX (from Corpus Christi, TX: bearing 267°T), and is situated 8.9 miles west of Rancho Alegre. Here, the air carries a dry, sun-baked scent, a persistent perfume of mesquite and wild sage, particularly potent in the late afternoon when the light softens to a burnished gold. The terrain, a gentle undulation of tawny grasses and scrubby brush, hints at the ancient seabeds that once formed this part of South Texas, a quiet testament to geological time. Distant windmills, their blades turning with a slow, deliberate grace, punctuate the horizon, their white forms stark against the pale blue expanse. Life in San Diego moves with a measured cadence, a quiet persistence that mirrors the land itself. The roots of San Diego run deep into the region's agricultural past, a history shaped by the fertile soil and the enduring spirit of its settlers. For generations, farming and ranching have been the lifeblood of this community, with cotton fields and cattle ranches defining the local economy. The legacy of these early endeavors is still palpable, evident in the weathered barns and the quiet pride of those who continue to work the land. While the larger metropolises draw the eye, San Diego offers a different kind of richness, a connection to the earth and a communal understanding forged in shared experience and a deep-seated resilience. The local diner, a hub of conversation and connection, hums with the low murmur of everyday life, a place where stories are exchanged and the day's news is shared, a microcosm of the town's enduring character.
Live animated radar for San Diego 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 | San Diego, Duval County, Texas |
| Coordinates | 27.763914°N, 98.238895°W |
| Timezone | Central Time (America/Chicago) |
| ZIP Code(s) | 78384 |
| Area Code | 830 |
| Page generated | September 2026 |
| Weather data | Open-Meteo (open-source), NOAA National Weather Service |
About This San Diego, Texas Weather Page
This page provides live weather conditions and forecasts for San Diego, 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 San Diego includes coordinates 27.763914°N, 98.238895°W, situated in Duval County. ZIP code 78384. Telephone area code: 830. 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.
