Greenfield, CA Live Doppler Radar

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

Open live radar for GreenfieldWhat TALON shows

What weather hits Greenfield?

Since 1996, the National Weather Service has logged river or areal flooding on 53 days in the Southern Salinas Valley/Arroyo Seco and Lake San Antonio forecast zone and Monterey County — the most common reported hazard around Greenfield, mostly in January and February. Next come flash flooding (21 days) and debris flows (18 days).

HazardDays reportedMost recentWorst on record
Flooding53Feb 2026Feb 13, 2025 · 1 death
Flash flooding21Mar 2024Feb 6, 1998 · $10 million damage
Debris flows18Feb 2025May 19, 2017 · $10 million damage
Wildfires10May 2021Sep 8, 1999 · $67 million damage
Excessive heat9Mar 2026—
Damaging thunderstorm winds6Dec 2025Feb 13, 2025 · $10 damage
Lightning casualties & damage3Jan 2023Jan 10, 2023 · $1,000 damage
Storm surge2Mar 2001Mar 4, 2001 · $100,000 damage

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 Salinas Valley/Arroyo Seco and Lake San Antonio forecast zone and Monterey County; damage is as reported, not adjusted for inflation.

Which radars cover Greenfield?

The closest NEXRAD Doppler radar is KMUX (San Francisco, CA), about 68 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 GreenfieldView
KMUX
San Francisco, CA		68 mi north-northwest5,400 ftGood — most storms and steady rain or snow show clearly
KHNX
San Joaquin Valley, CA		90 mi east8,200 ftFair — the beam can pass over shallow snow and low-level rotation
KVBX
Vandenberg AFB, CA		113 mi south-southeast11,600 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 Greenfield

Since 1950, NOAA has recorded 1 tornado within 25 miles of Greenfield. The strongest was an EF0 on April 22, 2016, which touched down about 4 miles west-southwest of town.

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 Greenfield'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.

Greenfield radar FAQ

Where is the nearest weather radar to Greenfield, CA?

KMUX (San Francisco, CA), about 68 miles north-northwest. KHNX (San Joaquin Valley, CA) is 90 miles away and also covers the area.

How often does Greenfield flood?

Since 1996 the National Weather Service has logged river or areal flooding on 53 days in the Southern Salinas Valley/Arroyo Seco and Lake San Antonio 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 Greenfield 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 Greenfield, follow it right away — see watch vs. warning.

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