Alert archive / California / Flood Watches in 2011

Flood Watch 2, NWS Sacramento, CA

March 19, 2011

NWS Sacramento, CA issued this flood watch at Mar 19, 2011, 3:45 AM PDT. It took effect at Mar 19, 2011, 5:00 PM PDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued: Mar 19, 2011, 3:45 AM PDT (10:45 UTC)
In effect from: Mar 19, 2011, 5:00 PM PDT
Expired: Mar 20, 2011, 2:18 AM PDT
In force: 9 hr
Issued by: NWS Sacramento, CA
Flood severity: None

What forecasters said that day

The local office's own words before this flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Sacramento, CA wrote its last area forecast discussion before this flood watch went out at Mar 18, 10:20 PM PDT, 5 hours 25 minutes earlier.

Area forecast discussion, Mar 18, 10:20 PM PDT, 5 hours 25 minutes before

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Hazardous weather outlook, Mar 18, 7:00 AM PDT, 20 hours 45 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SACRAMENTO CA
700 AM PDT FRI MAR 18 2011

CAZ013>019-063-064-066>069-191400-
SHASTA LAKE AREA/NORTHERN SHASTA COUNTY-
BURNEY BASIN/EASTERN SHASTA COUNTY-NORTHERN SACRAMENTO VALLEY-
CENTRAL SACRAMENTO VALLEY-SOUTHERN SACRAMENTO VALLEY-
CARQUINEZ STRAIT AND DELTA-NORTHERN SAN JOAQUIN VALLEY-
MOUNTAINS SOUTHWESTERN SHASTA TO NORTHERN LAKE COUNTIES-
CLEAR LAKE/SOUTHERN LAKE COUNTY-MOTHERLODE-
EAST FOOTHILLS/NORTH SACRAMENTO VALLEY-
WESTERN PLUMAS COUNTY/LASSEN PARK-WEST SLOPE NORTHERN SIERRA NEVADA-
700 AM PDT FRI MAR 18 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR INTERIOR NORTHERN CALIFORNIA.

.DAY ONE...TODAY

WEATHER SYSTEM IMPACTING INTERIOR NORTHERN CALIFORNIA TODAY WITH
MODERATE TO HEAVY PRECIPITATION, ESPECIALLY OVER THE WEST SLOPE OF
THE SIERRA NEVADA.  SNOW LEVELS WILL LOWER TO 2500 FEET BY SATURDAY
MORNING. ADDITIONAL RAIN OVER FAIRLY SATURATED SOIL WILL GENERATE
THE GREATEST CONCERN WITH LOCALIZED FLOODING AND MUD/DEBRIS FLOWS.
EXPECT SOME THUNDERSTORMS TODAY AND THIS EVENING. WINDS WILL BE
STRONGEST OVER THE NORTHERN SACRAMENTO VALLEY AND ADJACENT FOOTHILLS
THIS MORNING AHEAD OF THE COLD FRONT.

* WINTER STORM WARNING.......SEE WWUS46 KSTO - WSWSTO FOR DETAILS *

* FLOOD WATCH................SEE WGUS66 KSTO - FFASTO FOR DETAILS *

* WIND ADVISORY..............SEE WWUS76 KSTO - NPWSTO FOR DETAILS *

.DAYS TWO THROUGH SEVEN... SATURDAY THROUGH THURSDAY

THUNDERSTORMS WILL BE A BIT STRONGER WITH SOME SMALL HAIL SATURDAY
AFTERNOON. THEN ANOTHER STORM TO IMPACT THE REGION AGAIN ON SUNDAY.
ADDITIONAL RAIN OVER SATURATED SOIL WILL GENERATE THE GREATEST
CONCERN WITH LOCALIZED FLOODING AND MUD/DEBRIS FLOWS.

* FLOOD WATCH................SEE WGUS66 KSTO - FFASTO FOR DETAILS *

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS TO THEIR LOCAL NATIONAL WEATHER SERVICE OFFICE.

THE LATEST WEATHER INFORMATION IS AVAILABLE ON THE INTERNET AT
(LOWER CASE): HTTP://WWW.WRH.NOAA.GOV/STO

JCLAPP

The office that day

Everything else NWS Sacramento, CA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 18, 6:46 PM PDT	Special Weather Statement	STO	Shasta	89 min
Mar 18, 6:51 PM PDT	Special Weather Statement	STO	Shasta	84 min
Mar 19, 6:28 AM PDT	Winter Weather Advisory	STO		32 hr
Mar 19, 6:45 AM PDT	High Wind Warning	STO		21 hr
Mar 19, 6:45 AM PDT	Wind Advisory	STO		33 hr

Nearby

Flood Watches in California, 2011 Every flood watch in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.