390 WWUS86 KSTO 220340 SPSSTO SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SACRAMENTO CA 840 PM PDT MON MAR 21 2011 CAZ013>019-063-064-066>069-222000- 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 COUNTY TO NORTHERN LAKE COUNTY- CLEAR LAKE/SOUTHERN LAKE COUNTY- NORTHEAST FOOTHILLS/SACRAMENTO VALLEY-MOTHERLODE- WESTERN PLUMAS COUNTY/LASSEN PARK- WEST SLOPE NORTHERN SIERRA NEVADA- 840 PM PDT MON MAR 21 2011 ...GLENN COUNTY TORNADO/FUNNEL CLOUD ASSESSMENT... AFTER A NATIONAL WEATHER SERVICE SITE SURVEY MONDAY EVENING...IT HAS BEEN CONFIRMED BY EYEWITNESSES THAT A TORNADO TOUCHED DOWN BRIEFLY IN AN OPEN AREA WEST OF MAXWELL...AFTER 3 PM PDT MONDAY AFTERNOON. THE TORNADO DID NOT DO ANY SIGNIFICANT DAMAGE AND THEREFORE WILL BE CLASSIFIED AS AN EF ZERO...ON THE ENHANCED FUJITA SCALE. $$ JHM