Strong storms developed behind a cold front, bringing abundant rain and severe weather, including a damaging micro-burst and large hail in the foothills.

Flood in SACRAMENTO, CALIFORNIA
From 21-MAR-17 09:30:00 to 21-MAR-17 10:40:00 (PST-8)
Location: BRIGHTON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Flooded roadways reported in Tahoe Park, Sacramento.

Flood in SACRAMENTO, CALIFORNIA
From 21-MAR-17 09:00:00 to 21-MAR-17 10:53:00 (PST-8)
Location: SACRAMENTO
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Ethel Way was flooded between Fruitridge Rd. and 28th Ave., Sacramento.

Flood in SACRAMENTO, CALIFORNIA
From 21-MAR-17 09:00:00 to 21-MAR-17 10:10:00 (PST-8)
Location: ARCADE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

CHP reported flooding on on-ramp to SR 51 by Auburn Blvd. Standing water in lane, bottom of the cloverleaf was flooded.

Flood in SACRAMENTO, CALIFORNIA
From 21-MAR-17 09:00:00 to 21-MAR-17 09:58:00 (PST-8)
Location: ELVAS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

CHP reported roadway flooding at Fulton Ave and Arden Way, Sacramento.

Flood in SACRAMENTO, CALIFORNIA
From 21-MAR-17 09:00:00 to 21-MAR-17 11:05:00 (PST-8)
Location: ARCADE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Roadway flooding reported by CHP at Watt Ave. and Arden Way, Sacramento.

Flood in SACRAMENTO, CALIFORNIA
From 21-MAR-17 09:00:00 to 21-MAR-17 11:08:00 (PST-8)
Location: ELVAS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Roadway flooding reported by CHP at Exposition and Response Rd., Sacramento.

Flood in SACRAMENTO, CALIFORNIA
From 21-MAR-17 09:00:00 to 21-MAR-17 10:50:00 (PST-8)
Location: SACRAMENTO
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

CHP reported roadway flooding at US 50E and 34th Street off-ramp.

Flood in SACRAMENTO, CALIFORNIA
From 21-MAR-17 09:00:00 to 21-MAR-17 11:10:00 (PST-8)
Location: NORTH HIGHLANDS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

More than half an inch of rain fell within 15 minutes, flooding roadway at Madison Ave. and I80. Lots of freeway spin-outs.

Funnel Cloud in STANISLAUS, CALIFORNIA
From 21-MAR-17 12:35:00 to 21-MAR-17 12:40:00 (PST-8)
Location: TURLOCK
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Funnel cloud reported briefly visible from West Linwood Ave., Turlock, CA.

Funnel Cloud in STANISLAUS, CALIFORNIA
From 21-MAR-17 12:05:00 to 21-MAR-17 12:10:00 (PST-8)
Location: DENAIR
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported 2 brief funnel clouds north of Turlock. No touchdown reported.

Lightning in STANISLAUS, CALIFORNIA
From 21-MAR-17 12:00:00 to 21-MAR-17 12:00:00 (PST-8)
Location: OAKDALE
Property damage: 200.00K
Crop damage: 0.00K
Reported by: Public

Lightning hit a tree in Oakdale, CA, causing a fire in nearby electrical transformer and resulting in a power outage. Three homes and a few vehicles were reported damaged.

Thunderstorm Wind in TUOLUMNE, CALIFORNIA
From 21-MAR-17 13:00:00 to 21-MAR-17 13:30:00 (PST-8)
Location: TWAIN HARTE
Magnitude: 91.00 EG
Property damage: 1.00M
Crop damage: 0.00K
Reported by: Emergency Manager

An NWS storm survey team determined straight line winds from a micro-burst associated with a severe thunderstorm caused damage in Twain Harte, CA Numerous trees were brought down, and a home was damaged. Winds gusted to an estimated 105 mpg. Significant wind damage was done along Twain Harte Rd. with many trees and power lines knocked down as a severe thunderstorm passed through. A woman was briefly trapped in a damaged vehicle by a falling tree, and was rescued by the fire department. The woman was not injured.

Hail in TUOLUMNE, CALIFORNIA
From 21-MAR-17 14:25:00 to 21-MAR-17 14:30:00 (PST-8)
Location: GROVELAND
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A photo on Twitter showed large hail in Groveland, estimated to be 1.25 in diameter.

Funnel Cloud in PLACER, CALIFORNIA
From 22-MAR-17 13:25:00 to 22-MAR-17 13:30:00 (PST-8)
Location: LINCOLN
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A funnel cloud was briefly spotted west of Rocklin. No touchdown was observed.

Heavy Rain in SACRAMENTO, CALIFORNIA
From 21-MAR-17 08:30:00 to 21-MAR-17 09:35:00 (PST-8)
Location: (SAC)SACRAMENTO ARPT
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Very heavy rain with standing water was reported on roads in South Sacramento, including on Highway 99.

Flood in SACRAMENTO, CALIFORNIA
From 21-MAR-17 09:00:00 to 21-MAR-17 10:05:00 (PST-8)
Location: SACRAMENTO
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Roadway flooding reported in eastern Sacramento at Folsom Blvd and 47th St.