Castroville, CA Live Doppler Radar

Live radar for Castroville, Monterey County: every NWS radar combined, rain, snow and ice colors, flash-flood risk, storm tracks and official warnings.

Open live radar for CastrovilleWhat TALON shows

What weather hits Castroville?

Since 1996, the National Weather Service has logged river or areal flooding on 53 days in the Southern Monterey Bay and Big Sur Coast forecast zone and Monterey County — the most common reported hazard around Castroville, mostly in January and February. Next come debris flows (24 days) and high winds (21 days).

HazardDays reportedMost recentWorst on record
Flooding53Feb 2026Feb 13, 2025 · 1 death
Debris flows24Feb 2025May 19, 2017 · $10 million damage
High winds21Feb 2026Feb 10, 2026 · 1 death
Flash flooding21Mar 2024Feb 6, 1998 · $10 million damage
Damaging thunderstorm winds6Dec 2025Feb 13, 2025 · $10 damage
Wildfires5Dec 2013Sep 8, 1999 · $67 million damage
Coastal flooding5Jan 2026—
Excessive heat3Mar 2026—

Source: NOAA NCEI Storm Events Database, 1996–2026 (the latest year is partial). A "day" is a date with at least one report in the Southern Monterey Bay and Big Sur Coast forecast zone and Monterey County; damage is as reported, not adjusted for inflation.

Which radars cover Castroville?

The closest NEXRAD Doppler radar is KMUX (San Francisco, CA), about 28 miles north-northwest. Radar beams climb as they travel, so the height of the lowest scan over town decides how low in a storm the radar can see.

RadarDistanceLowest beam over CastrovilleView
KMUX
San Francisco, CA		28 mi north-northwest1,700 ftExcellent — the lowest scan sees close to the ground
KDAX
Sacramento, CA		120 mi north12,700 ftLimited — the beam overshoots the lowest part of storms
KHNX
San Joaquin Valley, CA		122 mi east-southeast13,000 ftLimited — the beam overshoots the lowest part of storms

Beam height is the center of the 0.5° scan above the radar, with standard refraction. Mountains near a radar can block it further.

Tornado & hail history near Castroville

Since 1950, NOAA has recorded 15 tornadoes within 25 miles of Castroville, 1 of them EF2/F2 or stronger. Most came in December and April. The strongest was an F2 on March 11, 1985, which touched down about 20 miles east-northeast of town. The most recent was an EF1 on December 14, 2024, which touched down about 25 miles northwest of town.

Hail: 6 reports of 1-inch or larger hail within 25 miles since 1955; the largest was 1.75-inch hail on April 1, 1965.

Source: NOAA Storm Prediction Center — tornadoes 1950–2025, hail 1955–2025. Distances are to each tornado's track; ratings before February 2007 use the original Fujita scale.

On TALON you get Castroville's live radar loop, rain/snow/ice colors, flash-flood risk, storm tracks with arrival times and NWS warnings free; close-up radar and rotation detection are part of TALON Pro.

Castroville radar FAQ

Where is the nearest weather radar to Castroville, CA?

KMUX (San Francisco, CA), about 28 miles north-northwest. KDAX (Sacramento, CA) is 120 miles away and also covers the area.

How often does Castroville flood?

Since 1996 the National Weather Service has logged river or areal flooding on 53 days in the Southern Monterey Bay and Big Sur Coast forecast zone and Monterey County; the deadliest was on February 13, 2025, with 1 death. TALON's free flash-flood risk layer shows, every 2 minutes, how close the rain that has fallen is to what it takes to flood — turn it on under Layers.

Is TALON's radar for Castroville free?

Yes — the US radar loop, rain/snow/ice colors, flash-flood risk, storm tracks and NWS warnings are free in any browser. Close-up radar, rotation detection and longer forecasts are part of TALON Pro.

Should I rely on radar for my safety?

No app replaces official warnings. When the National Weather Service issues a warning for Castroville, follow it right away — see watch vs. warning.

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