Coulterville, CA Live Doppler Radar
Live radar for Coulterville, Mariposa County: every NWS radar combined, rain, snow and ice colors, flash-flood risk, storm tracks and official warnings.
What weather hits Coulterville?
Since 1996, the National Weather Service has logged river or areal flooding on 56 days in the Mariposa Madera Foothills forecast zone and Mariposa County — the most common reported hazard around Coulterville, mostly in January and February. Next come wildfires (20 days) and excessive heat (17 days).
| Hazard | Days reported | Most recent | Worst on record |
|---|---|---|---|
| Flooding | 56 | Mar 2025 | Jun 16, 1998 · $100,000 damage |
| Wildfires | 20 | Jul 2004 | Jul 24, 2001 · $5.0 million damage |
| Excessive heat | 17 | Oct 2024 | — |
| Debris flows | 17 | Feb 2025 | Dec 27, 2022 · 2 deaths |
| Damaging thunderstorm winds | 12 | Jul 2024 | Jan 21, 2012 · 1 death · $5,000 damage |
| Lightning casualties & damage | 9 | Sep 2023 | Sep 13, 2011 · $100,000 damage |
| Flash flooding | 7 | Oct 2021 | Mar 22, 2018 · 2 deaths · $2.0 million damage |
| High winds | 2 | Jan 2023 | — |
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 Mariposa Madera Foothills forecast zone and Mariposa County; damage is as reported, not adjusted for inflation.
How much snow does Coulterville get?
A normal year brings about 3.8 inches of snow to Coulterville, based on NOAA's 1991–2020 climate normals for the Groveland 2 weather station 9.3 miles away. The snowiest month is usually March (1.1 in).
| Oct | Nov | Dec | Jan | Feb | Mar | Apr | May |
|---|---|---|---|---|---|---|---|
| 0.0 | 0.5 | 0.2 | 0.6 | 0.6 | 1.1 | 0.8 | 0.0 |
Normal snowfall in inches. TALON Pro compares this season's snow at your location with these normals as winter goes on.
Which radars cover Coulterville?
The closest NEXRAD Doppler radar is KDAX (Sacramento, CA), about 97 miles 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.
| Radar | Distance | Lowest beam over Coulterville | View |
|---|---|---|---|
| KDAX Sacramento, CA | 97 mi northwest | 9,200 ft | Fair — the beam can pass over shallow snow and low-level rotation |
| KMUX San Francisco, CA | 101 mi west-southwest | 9,800 ft | Fair — the beam can pass over shallow snow and low-level rotation |
| KHNX San Joaquin Valley, CA | 102 mi south-southeast | 9,800 ft | Fair — the beam can pass over shallow snow and low-level rotation |
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 Coulterville
Since 1950, NOAA has recorded 3 tornadoes within 25 miles of Coulterville. Most came in October and January. The strongest was an EF1 on March 11, 2023, which touched down about 24 miles northwest of town.
Hail: 3 reports of 1-inch or larger hail within 25 miles since 1955; the largest was 1.25-inch hail on March 21, 2017.
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 Coulterville'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.
Coulterville radar FAQ
Where is the nearest weather radar to Coulterville, CA?
KDAX (Sacramento, CA), about 97 miles northwest. KMUX (San Francisco, CA) is 101 miles away and also covers the area.
How often does Coulterville flood?
Since 1996 the National Weather Service has logged river or areal flooding on 56 days in the Mariposa Madera Foothills forecast zone and Mariposa County. 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 Coulterville 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 Coulterville, follow it right away — see watch vs. warning.
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