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Marin County, California
Tornadoes, hail, floods and severe storms recorded here between 1996 and 2025, from NOAA's Storm Events Database. Search an address to see which tornadoes came closest to it.
1
Tornado reports
12
Hail reports
114
Floods since 1996
167
All events
2
Deaths
$224.2M
Property damage
Tornado paths in Marin County
The part of each tornado’s path NOAA recorded in this county, 1 in all. Zoom in and the paths widen to their surveyed width.
EF0EF1EF2EF3EF4EF5Unrated
Year by year
All storm eventsTornadoes
NOAA's storm database records tornadoes back to 1950 and hail and thunderstorm wind back to 1955, but floods only from 1996 on. Older floods are missing here. For those, the U.S. Geological Survey's stream gauge records and flood reports are the place to look.
Most significant events
The strongest tornadoes, deadliest events and biggest damage here, up to 50.
A man drove off a slick Highway 101 North in Novato just after 5 PM on January 20, and wrapped his car around the traffic light on the frontage road, north of Hamilton Parkway, outside Safeway. According to the California Highway Patrol, speed and wet roadway were factors. The No…
a 70 year old woman was killed 2 miles from Luganitas in Mariun County by a 100 foot tree that fell on her car due to the soggy ground and wind.
Heavy rainfall produced significant rises on Novato Creek between highways 101 and 37 on the east side of the city of Novato. This led to an intentional breach of the levee on a 20 foot section to prevent floodwaters from reaching downtown businesses and nearby subdivisions. This…
Thunderstorm Wind Thunderstorm Wind
The PG&E station on Gunsight Fire Road reported a gust of 90 mph.
Flood Flood
California Highway 1 was flooded on both sides at Bear Valley Road.
Flood Flood
Flooding was reported on northbound US Highway 101 at the Lucky Road offramp.
Flood Flood
A vehicle was reported stopped in floodwaters on northbound Highway 101 at Lucky Drive, with water across the middle and fast lanes.
A woman drove through a downpour on Platform Bridge Road before a large puddle caused her to lose control and crash into a flooded creek. A Marin County Sheriffs deputy rescued her and helped her reach safety. Some additional vehicles became stuck after they ignored road closure …
Thunderstorm Wind Thunderstorm Wind
The Woodacre RAWS station measured a gust of 58 mph.
Flood Flood
Rocks in lanes on State Highway 1 south of Fairfax Bolinas Road.
Flood Flood
Roadway flooding was reported on US Highway 101 Northbound near Larkspur.
Flood Flood
An emergency manager reported that lower Mill Valley was experiencing localized flooding and a few road closures.
Flood Flood
State Highway 1 was completely flooded just south of mile marker 27.
Heavy Rain Heavy Rain
The San Rafael COOP station recorded a new daily record rainfall of 3.57 inches for November 22.
Flood Flood
Roadway flooding was reported on US Highway 101 near Larkspur.
Flood Flood
Roadway flooding was reported on California Highway 1 at Tomales-Petaluma Road.
Flood Flood
Flooding blocked the northbound lanes of California Highway 1 at Bear Valley Road.
Flood Flood
Westbound Lucas Valley Road west of 101 was completely flooded.
Flood Flood
Localized flooding was reported around Point Reyes Station and Inverness Park.
Flood Flood
Several vehicles hydroplaned in 8-10 inches of water on Northbound US Highway 101 at the Terra Linda Truck Scales.
Flood Flood
Lucas Valley Road under US Highway 101 was flooded.
Flood Flood
The offramp from US Highway 101 North to California Route 1 North was closed due to flooding.
Flood Flood
Standing water was reported on all four lanes of Northbound US Highway 101 at Lucky Drive.
Heavy Rain Heavy Rain
CHP reported a large land slide blocking southbound lanes of US Highway 101 near the Waldo Grade.
Flood Flood
CHP reported flooding at Southbound US Highway 101 near Tamalpais Boulevard, with 6 inches of water in one of the lanes.
Flood Flood
CHP reported flooding in the slow lane of US Highway 101.
Flood Flood
The underpass of California Highway 1 under US Highway 101 in Manzanita flooded.
Flood Flood
Heavy rain led to a rockslide on SR1 and partially blocked the road.
Hail Hail
Image on social media shows small hail in Marin.
Flood Flood
Flooding on US-101 S and SR 1 off ramp.
Debris Flow Debris Flow
Rockslide onto roadway at SR-1 near Bolinas.
Hail Hail
Spotter reported rain, lightning, and hail. Hail size estimated.
Thunderstorm Wind Thunderstorm Wind
Mesonet site (PG&E) near Sausalito recorded gusts at 70 mph.
Hail Hail
Pea-sized hail in Kentfield for about 10 minutes.
Flood Flood
Roadway flooding on US-101 S and Tamalpais Dr off ramp.
Debris Flow Debris Flow
Mud/dirt/rocks reported on US-101 S and Marin City on ramp. Mud and dirt falling from right hand side.
Hail Hail
Heavy accumulation of small hail covered highway 101 resulting in a traffic collision.
Lightning Lightning
Lightning hit a 100 foot tall tree on Waterview drive in Mill Valley in the early morning. The strike split the tree in half with debris landing on nearby decks and roofs https://abc7news.com/weather/exclusive-lightning-strike-damages-tree-near-mill-valley-homes/5785998/.
Flood Flood
Slow lane and lane 1 of southbound 101 flooded with water on the roadway.
Flood Flood
Hwy 1 northbound lane is totally flooded.
Flood Flood
Flooding at the end of southbound off ramp on 101, 4 inches of standing water.
Flood Flood
One foot of standing water at 53 San Clemente Dr.
Flood Flood
Vehicles hydroplaning in number 3 and 4 lines on Hwy 101.
Flood Flood
NB 101 on off ramp near San Clemente Dr flooding with 3 feet of water at the bottom of the off ramp.
Flood Flood
Roadway flooding reported at 53 San Clemente Dr, 6 to 8 inches deep and 40 feet across.
Flood Flood
Flooding on US-101 N and Lucky Dr off ramp.
Flood Flood
Roadway flooding on US-101N and Lucky Dr.
Events by year, as a table
| Year | Events | Tornadoes |
|---|---|---|
| 2025 | 6 | 0 |
| 2024 | 15 | 0 |
| 2023 | 4 | 0 |
| 2021 | 4 | 0 |
| 2020 | 5 | 0 |
| 2019 | 47 | 0 |
| 2018 | 15 | 0 |
| 2017 | 17 | 0 |
| 2016 | 2 | 0 |
| 2015 | 1 | 0 |
| 2014 | 11 | 0 |
| 2012 | 8 | 0 |
| 2010 | 6 | 0 |
| 2009 | 3 | 0 |
| 2008 | 1 | 0 |
| 2006 | 1 | 0 |
| 2005 | 1 | 0 |
| 2004 | 1 | 0 |
| 2002 | 6 | 0 |
| 1999 | 1 | 0 |
| 1998 | 4 | 0 |
| 1997 | 5 | 0 |
| 1996 | 3 | 1 |
Search your address
See every tornado that passed within 25 miles of a place in Marin County, measured to its path.
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