Alert archive / California / Winter Storm Warnings in 2012
Winter Storm Warning 9, NWS Sacramento, CA
NWS Sacramento, CA issued this winter storm warning at Apr 11, 2012, 8:08 PM PDT. It took effect at Apr 12, 2012, 1:00 AM PDT. It was in force for 41 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 11, 2012, 8:08 PM PDT (03:08 UTC)
- In effect from
- Apr 12, 2012, 1:00 AM PDT
- Expired
- Apr 13, 2012, 5:39 PM PDT
- In force
- 41 hr
- Issued by
- NWS Sacramento, CA
The text
As transmitted, in the capitals the NWS used until 2016.
595 WWUS46 KSTO 120308 WSWSTO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SACRAMENTO CA 808 PM PDT WED APR 11 2012 ...ADDITIONAL STORMS BRING MORE SNOW TO THE MOUNTAINS TONIGHT THROUGH FRIDAY... .SCATTERED LIGHT SNOW SHOWERS THIS EVENING WILL BECOME WIDESPREAD AND HEAVY OVERNIGHT INTO THURSDAY MORNING AS THE NEXT PACIFIC STORM MOVES INLAND. THIS WILL BE FOLLOWED BY A STRONGER STORM LATE THURSDAY INTO FRIDAY. SIGNIFICANT SNOW IS EXPECTED ABOVE 3500 FEET. PERIODS OF STRONG GUSTY WIND WILL ACCOMPANY THESE STORMS. MOTORISTS HEADING INTO THE MOUNTAINS OVER THE NEXT SEVERAL DAYS SHOULD BE PREPARED FOR HAZARDOUS WINTER WEATHER CONDITIONS. DRIER AND WARMER WEATHER EXPECTED THIS WEEKEND. CAZ068-069-121200- /O.UPG.KSTO.WW.Y.0017.000000T0000Z-120412T1700Z/ /O.NEW.KSTO.WS.W.0009.120412T1200Z-120414T0300Z/ /O.UPG.KSTO.WS.A.0008.120412T1700Z-120414T0000Z/ WESTERN PLUMAS COUNTY/LASSEN PARK- WEST SLOPE NORTHERN SIERRA NEVADA- INCLUDING THE CITIES OF...CHESTER...QUINCY 808 PM PDT WED APR 11 2012 ...WINTER STORM WARNING IN EFFECT FROM 5 AM THURSDAY TO 8 PM PDT FRIDAY ABOVE 3500 FEET... THE NATIONAL WEATHER SERVICE IN SACRAMENTO HAS ISSUED A WINTER STORM WARNING ABOVE 3500 FEET FOR PERIODS OF HEAVY SNOW AND STRONG WIND...WHICH IS IN EFFECT FROM 5 AM THURSDAY TO 8 PM PDT FRIDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * SNOW ACCUMULATIONS: 6 TO 12 INCHES ABOVE 3500 FEET AND 1 TO 3 FEET ABOVE 6000 FEET. * ELEVATION: SNOW LEVELS WILL RANGE FROM 3500 TO 4500 FEET. * TIMING: LIGHT SNOW SHOWERS EXPECTED TONIGHT BECOMING WIDESPREAD AND HEAVY THURSDAY MORNING AS THE FIRST SYSTEM MOVES THROUGH. SNOW SHOWERS WILL DECREASE THURSDAY AFTERNOON INTO EVENING THEN INCREASE AGAIN OVERNIGHT THURSDAY INTO FRIDAY WITH THE NEXT STORM. * LOCATIONS IMPACTED INCLUDE: CHESTER...QUINCY...TRANS-SIERRA ROADWAYS INCLUDING INTERSTATE 80 AND HIGHWAY 50. * WINDS: SOUTH 15 TO 25 MPH WITH GUSTS UP TO 40 MPH...EXCEPT 25 TO 45 MPH WITH GUSTS TO 60 MPH OVER HIGHER TERRAIN. * IMPACTS: REDUCED VISIBILITIES FROM HEAVY SNOW AND WIND CAUSING HAZARDOUS TRAVEL CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WIND MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST AND COMBINED WITH STRONG WIND WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL BE PREPARED FOR HAZARDOUS WINTER WEATHER CONDITIONS. && $$ CAZ013-063-121200- /O.UPG.KSTO.WS.A.0008.120412T1700Z-120413T1800Z/ /O.NEW.KSTO.WS.W.0009.120412T0800Z-120413T1900Z/ SHASTA LAKE AREA / NORTHERN SHASTA COUNTY- MOUNTAINS SOUTHWESTERN SHASTA COUNTY TO NORTHERN LAKE COUNTY- INCLUDING THE CITY OF...ALDER SPRINGS 808 PM PDT WED APR 11 2012 ...WINTER STORM WARNING IN EFFECT FROM 1 AM THURSDAY TO NOON PDT FRIDAY ABOVE 3500 FEET... THE NATIONAL WEATHER SERVICE IN SACRAMENTO HAS ISSUED A WINTER STORM WARNING ABOVE 3500 FEET FOR PERIODS OF HEAVY SNOW AND STRONG WIND...WHICH IS IN EFFECT FROM 1 AM THURSDAY TO NOON PDT FRIDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * SNOW ACCUMULATIONS: 8 TO 12 INCHES WITH LOCALLY UP TO 20 INCHES OVER THE HIGHEST ELEVATIONS. * ELEVATION: SNOW LEVELS WILL RANGE FROM 3500 TO 4500 FEET. * TIMING: OCCASIONAL SNOW SHOWERS THIS EVENING WILL BECOME WIDESPREAD AND HEAVY LATER TONIGHT AS THE FIRST PACIFIC STORM MOVES INLAND. PRECIPITATION WILL TURN SHOWERY LATE THURSDAY MORNING INTO THE AFTERNOON. A STRONGER STORM WILL INCREASE SNOW IN THE MOUNTAINS AGAIN OVERNIGHT THURSDAY INTO FRIDAY MORNING. * LOCATIONS INCLUDE: ALDER SPRINGS...HIGHER ELEVATIONS OF THE COASTAL AND SHASTA MOUNTAINS. * WINDS: SOUTH TO SOUTHWEST WIND 15 TO 30 MPH WITH GUSTS UP TO 45 MPH. * IMPACTS: REDUCED VISIBILITIES FROM HEAVY SNOW AND GUSTY WIND CAUSING HAZARDOUS TRAVEL CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WIND MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST AND COMBINED WITH STRONG WIND WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL BE PREPARED FOR HAZARDOUS WINTER WEATHER CONDITIONS. && $$
6 follow-up statements
201 WWUS46 KSTO 121154 WSWSTO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SACRAMENTO CA 454 AM PDT THU APR 12 2012 ...PERIODS OF SNOW AND GUSTY WINDS FOR THE MOUNTAINS THROUGH FRIDAY... .PERIODS OF SNOW WILL CONTINUE OVER THE MOUNTAINS TODAY AS ANOTHER PACIFIC STORM SYSTEM MOVES THROUGH NORTHERN CALIFORNIA. THE MAIN LOW PRESSURE SYSTEM BRINGING THIS WEATHER TO THE NORTH STATE WILL DROP ACROSS NORCAL LATE TONIGHT AND FRIDAY BRINGING STILL MORE SNOWFALL. SIGNIFICANT SNOW IS EXPECTED ABOVE 3500 FEET. PERIODS OF STRONG GUSTY WIND WILL ACCOMPANY THESE STORMS. MOTORISTS HEADING INTO THE MOUNTAINS OVER THE NEXT SEVERAL DAYS SHOULD BE PREPARED FOR HAZARDOUS WINTER WEATHER CONDITIONS. DRIER AND WARMER WEATHER EXPECTED THIS WEEKEND. CAZ013-063-130015- /O.CON.KSTO.WS.W.0009.000000T0000Z-120413T1900Z/ SHASTA LAKE AREA / NORTHERN SHASTA COUNTY- MOUNTAINS SOUTHWESTERN SHASTA COUNTY TO NORTHERN LAKE COUNTY- INCLUDING THE CITY OF...ALDER SPRINGS 454 AM PDT THU APR 12 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON PDT FRIDAY ABOVE 3500 FEET FOR THE MOUNTAINS OF SHASTA COUNTY SOUTHWARD TO NORTHERN LAKE COUNTY... * SNOW ACCUMULATIONS: AN ADDITIONAL 6 TO 12 INCHES OF SNOWFALL CAN BE EXPECTED ABOVE 3500 FEET BY NOON FRIDAY. * ELEVATION: ABOVE 3500 FEET. * TIMING: SNOW SHOWERS WILL CONTINUE TODAY WITH A PERIOD OF HEAVIER SNOWFALL EXPECTED LATE TONIGHT AND EARLY FRIDAY. THE SNOWFALL WILL BECOME MORE SHOWERY BY LATE FRIDAY MORNING. * LOCATIONS INCLUDE: ALDER SPRINGS. * WINDS: SOUTH 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. * IMPACTS: REDUCED VISIBILITIES FROM HEAVY SNOW AND GUSTY WIND CAUSING HAZARDOUS TRAVEL CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WIND MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST AND COMBINED WITH STRONG WIND WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL BE PREPARED FOR HAZARDOUS WINTER WEATHER CONDITIONS. && $$ CAZ068-069-130015- /O.CON.KSTO.WS.W.0009.120412T1200Z-120414T0300Z/ WESTERN PLUMAS COUNTY/LASSEN PARK- WEST SLOPE NORTHERN SIERRA NEVADA- INCLUDING THE CITIES OF...CHESTER...QUINCY 454 AM PDT THU APR 12 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 PM PDT FRIDAY ABOVE 3500 FEET... * SNOW ACCUMULATIONS: 10 INCHES ABOVE THE 3500 FOOT LEVEL WITH UP TO 28 INCHES AT THE HIGHER ELEVATIONS. * ELEVATION: ABOVE 3500 FEET. * TIMING: PERIODS OF HEAVY SNOW THIS MORNING WITH SHOWERS THIS AFTERNOON AND TONIGHT. A PERIOD OF HEAVIER SNOW WILL FOLLOW AGAIN AROUND MID DAY FRIDAY. * LOCATIONS IMPACTED INCLUDE: CHESTER...QUINCY...TRANS-SIERRA ROADWAYS INCLUDING INTERSTATE 80 AND HIGHWAY 50. * WINDS: SOUTH 10 TO 20 MPH WITH GUSTS UP TO 35 MPH. * IMPACTS: REDUCED VISIBILITIES FROM HEAVY SNOW AND WIND CAUSING HAZARDOUS TRAVEL CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WIND MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST AND COMBINED WITH STRONG WIND WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL BE PREPARED FOR HAZARDOUS WINTER WEATHER CONDITIONS. && $$
176 WWUS46 KSTO 122235 WSWSTO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SACRAMENTO CA 335 PM PDT THU APR 12 2012 ...PERIODS OF SNOW AND GUSTY WIND FOR THE MOUNTAINS THROUGH FRIDAY... .SNOWFALL WILL CONTINUE IN THE MOUNTAINS THROUGH FRIDAY EVENING AS ANOTHER STORM SYSTEM MOVES THROUGH NORTHERN CALIFORNIA BEGINNING TONIGHT. SIGNIFICANT SNOW IS EXPECTED IN THE HIGHER ELEVATIONS. PERIODS OF STRONG GUSTY WIND WILL ACCOMPANY THESE STORMS. MOTORISTS HEADING INTO THE MOUNTAINS OVER THE NEXT SEVERAL DAYS SHOULD BE PREPARED FOR HAZARDOUS WINTER WEATHER CONDITIONS. DRIER AND WARMER WEATHER EXPECTED THIS WEEKEND. CAZ013-063-131045- /O.CON.KSTO.WS.W.0009.000000T0000Z-120413T1900Z/ SHASTA LAKE AREA / NORTHERN SHASTA COUNTY- MOUNTAINS SOUTHWESTERN SHASTA COUNTY TO NORTHERN LAKE COUNTY- INCLUDING THE CITY OF...ALDER SPRINGS 335 PM PDT THU APR 12 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON PDT FRIDAY ABOVE 3000 FEET... * SNOW ACCUMULATIONS: AN ADDITIONAL 4 TO 9 INCHES. * ELEVATION: SNOW FALLING DOWN TO 3000 FEET. HEAVIER SNOW ACCUMULATIONS WILL BE ABOVE 6000 FEET. * TIMING: SNOW SHOWERS WILL CONTINUE WITH A PERIOD OF HEAVIER SNOWFALL EXPECTED LATE TONIGHT AND EARLY FRIDAY. THE SNOWFALL WILL BECOME MORE SHOWERY BY LATE FRIDAY MORNING. * LOCATIONS IMPACTED INCLUDE: ALDER SPRINGS. * WINDS: SOUTH 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. * IMPACTS: REDUCED VISIBILITIES FROM HEAVY SNOW AND GUSTY WIND CAUSING HAZARDOUS TRAVEL CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WIND MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST AND COMBINED WITH STRONG WIND WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL BE PREPARED FOR HAZARDOUS WINTER WEATHER CONDITIONS. && $$ CAZ068-069-131045- /O.CON.KSTO.WS.W.0009.000000T0000Z-120414T0300Z/ WESTERN PLUMAS COUNTY/LASSEN PARK- WEST SLOPE NORTHERN SIERRA NEVADA- INCLUDING THE CITIES OF...CHESTER...QUINCY 335 PM PDT THU APR 12 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 PM PDT FRIDAY ABOVE 3000 FEET... * SNOW ACCUMULATIONS: AN ADDITIONAL 9 TO 13 INCHES. * ELEVATION: SNOW FALLING DOWN TO 3000 FEET. HEAVIER SNOW ACCUMULATIONS WILL BE ABOVE 6000 FEET. * TIMING: SNOW SHOWERS WILL CONTINUE TONIGHT WITH A PERIOD OF HEAVIER SNOW AGAIN AROUND MID DAY FRIDAY. * LOCATIONS IMPACTED INCLUDE: CHESTER... QUINCY... GRASS VALLEY... POLLOCK PINES... TRANS-SIERRA ROADWAYS INCLUDING INTERSTATE 80 AND HIGHWAY 50. * WINDS: SOUTH 10 TO 20 MPH WITH GUSTS UP TO 35 MPH. * IMPACTS: REDUCED VISIBILITIES FROM HEAVY SNOW AND WIND CAUSING HAZARDOUS TRAVEL CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WIND MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST AND COMBINED WITH STRONG WIND WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL BE PREPARED FOR HAZARDOUS WINTER WEATHER CONDITIONS. && $$
788 WWUS46 KSTO 130438 WSWSTO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SACRAMENTO CA 938 PM PDT THU APR 12 2012 ...MORE SNOW AND GUSTY WIND FOR THE MOUNTAINS TONIGHT AND FRIDAY... .PERIODS OF SNOW WILL CONTINUE IN THE MOUNTAINS OVERNIGHT AND FRIDAY AS ANOTHER STORM AFFECTS INTERIOR NORTHERN CALIFORNIA. SIGNIFICANT SNOW IS EXPECTED IN THE HIGHER ELEVATIONS WITH POSSIBLE LIGHT ACCUMULATIONS DOWN TO AROUND 2500 TO 3000 FEET OVERNIGHT INTO FRIDAY MORNING. GUSTY WINDS COULD COMBINE WITH SNOW TO MAKE DRIVING IN THE MOUNTAINS HAZARDOUS. MOTORISTS SHOULD BE PREPARED FOR HAZARDOUS WINTER WEATHER CONDITIONS. DRIER AND WARMER WEATHER EXPECTED THIS WEEKEND. CAZ013-063-131200- /O.CON.KSTO.WS.W.0009.000000T0000Z-120413T1900Z/ SHASTA LAKE AREA / NORTHERN SHASTA COUNTY- MOUNTAINS SOUTHWESTERN SHASTA COUNTY TO NORTHERN LAKE COUNTY- INCLUDING THE CITY OF...ALDER SPRINGS 938 PM PDT THU APR 12 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON PDT FRIDAY ABOVE 3000 FEET... * ADDITIONAL SNOW ACCUMULATIONS: 2 TO 5 INCHES ABOVE 3000 FEET WITH AN INCH OR TWO POSSIBLE DOWN TO 2500 FEET OVERNIGHT INTO FRIDAY MORNING. * ELEVATION: SNOW LEVELS WILL RANGE FROM 2500 TO 3000 FEET. * TIMING: PERIODS OF HEAVIER SNOWFALL EXPECTED OVERNIGHT INTO EARLY FRIDAY WITH THE SNOWFALL BECOMING MORE SHOWERY BY LATE FRIDAY MORNING. * LOCATIONS IMPACTED INCLUDE: ALDER SPRINGS...HIGHER ELEVATIONS OF THE COASTAL AND SHASTA MOUNTAINS. * WINDS: SOUTH 10 TO 20 MPH WITH GUSTS UP TO 35 MPH. * IMPACTS: REDUCED VISIBILITIES FROM HEAVY SNOW AND GUSTY WIND CAUSING HAZARDOUS TRAVEL CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WIND MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST AND COMBINED WITH STRONG WIND WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL BE PREPARED FOR HAZARDOUS WINTER WEATHER CONDITIONS. && $$ CAZ068-069-131200- /O.CON.KSTO.WS.W.0009.000000T0000Z-120414T0300Z/ WESTERN PLUMAS COUNTY/LASSEN PARK- WEST SLOPE NORTHERN SIERRA NEVADA- INCLUDING THE CITIES OF...CHESTER...QUINCY 938 PM PDT THU APR 12 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 PM PDT FRIDAY ABOVE 3000 FEET... * ADDITIONAL SNOW ACCUMULATIONS: 4 TO 8 INCHES ABOVE 3000 FEET WITH 1 TO 2 FEET POSSIBLE ABOVE 6000 FEET. AN INCH OR TWO MAY ACCUMULATE AROUND 3000 FEET FRIDAY MORNING. * ELEVATION: SNOW LEVELS GENERALLY 3000 TO 3500 FEET. * TIMING: PERIODS OF MODERATE TO HEAVY SNOW OVERNIGHT THROUGH FRIDAY MORNING BECOMING SHOWERY FRIDAY AFTERNOON INTO EVENING. * LOCATIONS IMPACTED INCLUDE: CHESTER... QUINCY... GRASS VALLEY...POLLOCK PINES... TRANS-SIERRA ROADWAYS INCLUDING INTERSTATE 80 AND HIGHWAY 50. * WINDS: SOUTH 15 TO 25 MPH WITH LOCAL GUSTS UP TO 45 MPH. * IMPACTS: REDUCED VISIBILITIES FROM HEAVY SNOW AND WIND CAUSING HAZARDOUS TRAVEL CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WIND MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST AND COMBINED WITH STRONG WIND WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL BE PREPARED FOR HAZARDOUS WINTER WEATHER CONDITIONS. && $$
566 WWUS46 KSTO 131139 WSWSTO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SACRAMENTO CA 439 AM PDT FRI APR 13 2012 ...MORE SNOW AND BREEZY WIND FOR THE MOUNTAINS TODAY... .PERIODS OF SNOW WILL CONTINUE IN THE MOUNTAINS TODAY AS ANOTHER STORM SYSTEM MOVES THROUGH INTERIOR NORTHERN CALIFORNIA. SIGNIFICANT SNOW IS EXPECTED AT THE HIGHER ELEVATIONS WITH POSSIBLE LIGHT ACCUMULATIONS DOWN TO AROUND 3000 FEET THIS MORNING. GUSTY WINDS COULD COMBINE WITH SNOW TO MAKE DRIVING IN THE MOUNTAINS HAZARDOUS. MOTORISTS SHOULD BE PREPARED FOR HAZARDOUS WINTER WEATHER CONDITIONS. DRIER AND WARMER WEATHER EXPECTED THIS WEEKEND. CAZ013-063-131900- /O.CON.KSTO.WS.W.0009.000000T0000Z-120413T1900Z/ SHASTA LAKE AREA / NORTHERN SHASTA COUNTY- MOUNTAINS SOUTHWESTERN SHASTA COUNTY TO NORTHERN LAKE COUNTY- INCLUDING THE CITY OF...ALDER SPRINGS 439 AM PDT FRI APR 13 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON PDT TODAY ABOVE 3000 FEET... * ADDITIONAL SNOW ACCUMULATIONS: 1 TO 4 INCHES ABOVE 3000 FEET THROUGH THIS MORNING. * ELEVATION: SNOW LEVELS ABOVE AROUND 3000 FEET TODAY. * TIMING: PERIODS OF HEAVY SNOWFALL THROUGH THE MORNING HOURS BECOMING MORE SHOWERY BY LATE THIS MORNING. * LOCATIONS IMPACTED INCLUDE: ALDER SPRINGS...HIGHER ELEVATIONS OF THE COASTAL AND SHASTA MOUNTAINS. * WINDS: WEST UP 5 TO 15 MPH. * IMPACTS: REDUCED VISIBILITIES FROM HEAVY SNOW AND GUSTY WIND CAUSING HAZARDOUS TRAVEL CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WIND MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST AND COMBINED WITH STRONG WIND WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL BE PREPARED FOR HAZARDOUS WINTER WEATHER CONDITIONS. && $$ CAZ068-069-140000- /O.CON.KSTO.WS.W.0009.000000T0000Z-120414T0300Z/ WESTERN PLUMAS COUNTY/LASSEN PARK- WEST SLOPE NORTHERN SIERRA NEVADA- INCLUDING THE CITIES OF...CHESTER...QUINCY 439 AM PDT FRI APR 13 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING ABOVE 3000 FEET... * ADDITIONAL SNOW ACCUMULATIONS: 4 TO 8 INCHES ABOVE 3000 FEET WITH UP TO A FOOT OF ADDITIONAL SNOWFALL POSSIBLE ABOVE 6000 FEET. * ELEVATION: ABOVE 3000 FEET. * TIMING: PERIODS OF MODERATE TO HEAVY SNOW THROUGH THIS MORNING BECOMING SHOWERY THIS AFTERNOON INTO EVENING. * LOCATIONS IMPACTED INCLUDE: CHESTER... QUINCY... GRASS VALLEY...POLLOCK PINES... TRANS-SIERRA ROADWAYS INCLUDING INTERSTATE 80 AND HIGHWAY 50. * WINDS: SOUTHWEST 5 TO 15 MPH WITH GUSTS UP TO 25 MPH. * IMPACTS: REDUCED VISIBILITIES FROM HEAVY SNOW AND WIND CAUSING HAZARDOUS TRAVEL CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WIND MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST AND COMBINED WITH STRONG WIND WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL BE PREPARED FOR HAZARDOUS WINTER WEATHER CONDITIONS. && $$
837 WWUS46 KSTO 131856 WSWSTO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SACRAMENTO CA 1156 AM PDT FRI APR 13 2012 ...MORE SNOW AND BREEZY WIND FOR THE SIERRA NEVADA TODAY... .PERIODS OF SNOW WILL CONTINUE IN THE SIERRA NEVADA MOUNTAINS TODAY AS THE STORM SYSTEM LINGERS INTO THE EVENING. A FOOT OR SO OF ADDITIONAL SNOWFALL IS POSSIBLE AT THE HIGHER ELEVATIONS WITH LIGHT ACCUMULATIONS DOWN TO THE 2500 TO 3000 FOOT RANGE. GUSTY WINDS COULD COMBINE WITH SNOW TO MAKE DRIVING IN THE MOUNTAINS HAZARDOUS. MOTORISTS SHOULD BE PREPARED FOR HAZARDOUS WINTER WEATHER CONDITIONS. DRIER AND WARMER WEATHER EXPECTED THIS WEEKEND. CAZ013-063-132000- /O.CAN.KSTO.WS.W.0009.000000T0000Z-120413T1900Z/ SHASTA LAKE AREA / NORTHERN SHASTA COUNTY- MOUNTAINS SOUTHWESTERN SHASTA COUNTY TO NORTHERN LAKE COUNTY- INCLUDING THE CITY OF...ALDER SPRINGS 1156 AM PDT FRI APR 13 2012 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SACRAMENTO HAS CANCELLED THE WINTER STORM WARNING. PRECIPITATION HAS TAPERED OFF IN THE COASTAL MOUNTAINS AND NORTHERN SHASTA COUNTY AREAS. BRIEF PERIODS OF SHOWERS ARE POSSIBLE LATER THIS AFTERNOON AND EVENING BUT NO SIGNIFICANT ACCUMULATIONS OF RAIN AND SNOW ARE EXPECTED. $$ CAZ068-069-140300- /O.CON.KSTO.WS.W.0009.000000T0000Z-120414T0300Z/ WESTERN PLUMAS COUNTY/LASSEN PARK- WEST SLOPE NORTHERN SIERRA NEVADA- INCLUDING THE CITIES OF...CHESTER...QUINCY 1156 AM PDT FRI APR 13 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING ABOVE 3000 FEET... * ADDITIONAL SNOW ACCUMULATIONS: AMOUNTS RANGING FROM 2 TO 4 INCHES ABOVE 3000 FEET UP TO A FOOT OR MORE OF ADDITIONAL SNOWFALL POSSIBLE ABOVE 7000 FEET. * ELEVATION: BRIEF PERIODS OF LIGHT SNOWFALL DOWN TO 2200 FEET... NOTABLE SNOWFALL ACCUMULATIONS DOWN TO 3000 FEET... HEAVIER AMOUNTS ABOVE 7000 FEET. * TIMING: PERIODS OF SNOW SHOWERS THIS AFTERNOON AND EVENING. * LOCATIONS IMPACTED INCLUDE: CHESTER... QUINCY... GRASS VALLEY... POLLOCK PINES... TRANS-SIERRA ROADWAYS INCLUDING INTERSTATE 80 AND HIGHWAY 50. * WINDS: SOUTHWEST 5 TO 10 MPH WITH GUSTS UP TO 25 MPH. * IMPACTS: REDUCED VISIBILITIES AND SLICK ROADS FROM HEAVY SNOW AND WIND CAUSING HAZARDOUS TRAVEL CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND STRONG WIND MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST AND COMBINED WITH STRONG WIND WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL BE PREPARED FOR HAZARDOUS WINTER WEATHER CONDITIONS. && $$ KJ
948 WWUS46 KSTO 140039 WSWSTO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SACRAMENTO CA 539 PM PDT FRI APR 13 2012 CAZ068-069-140145- /O.CAN.KSTO.WS.W.0009.000000T0000Z-120414T0300Z/ WESTERN PLUMAS COUNTY/LASSEN PARK- WEST SLOPE NORTHERN SIERRA NEVADA- INCLUDING THE CITIES OF...CHESTER...QUINCY 539 PM PDT FRI APR 13 2012 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SACRAMENTO HAS CANCELLED THE WINTER STORM WARNING. SCATTERED LIGHT SNOW SHOWERS WILL CONTINUE THIS EVENING BUT LITTLE TO NO ADDITIONAL ACCUMULATIONS EXPECTED. $$
What forecasters said that day
The local office's own words before this winter storm warning 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 winter storm warning went out at Apr 11, 3:00 PM PDT, 5 hours 8 minutes earlier.
Area forecast discussion, Apr 11, 3:00 PM PDT, 5 hours 8 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE SACRAMENTO CA 300 PM PDT WED APR 11 2012 .SHORT TERM DISCUSSION... SOME NICE CONVECTION FIRED THIS AFTERNOON WITH STRONGEST CELL MOVING THROUGH REDDING AREA WITH HAIL UP TO 3/4 OF AN INCH...WITH MOST HAIL IN THE 1/2 INCH SIZE AREA. THERE WAS ALSO A POSSIBLE TORNADO TOUCHDOWN AND SURELY AT LEAST A FUNNEL 5 SOUTHWEST OF STOCKTON. EXPECT THIS ACTIVITY TO DECREASE IN INTENSITY AS MAIN FORCING WITH IT IS ALREADY PUSHING EAST WITH AREA LOOSING CAPE AND SHEAR. THIS ACTIVITY WILL MOVE INTO MOUNTAINS THIS EVENING AND WILL SUPPORT THE ALREADY IN PLACE SNOW ADVISORY AND WILL LET THIS HIGHLIGHT CONTINUE. MAIN CHALLENGE THEN SHIFTS TO NEXT STORM SYSTEM...WHICH HAS TWO MAIN PARTS OF IT. THIS FIRST WEAKER PART MOVES IN TOMORROW MORNING AND LINGERS THROUGH MOST OF THE DAY. THIS SYSTEM LOOKS MODERATELY STRONG BUT WHEN COMBINED WITH SECOND PART OF SYSTEM ON FRIDAY THE TWO END UP COMING UP WITH PRETTY GOOD SNOW ACCUMULATIONS. LOOKS LIKE BLUE CANYON SHOULD END UP WITH AT LEAST 2.00 INCHES OF WATER AND WITH A 7 TO 1 RATIOS SHOULD SEE AROUND A FOOT AND A HALF OF SNOW AND HIGHER ELEVATIONS SHOULD GET AROUND 2 FEET. TO KEEP THINGS SIMPLE AND ALLOW FOR A LITTLE MORE CONFIDENCE SINCE THE STRONGEST PART OF THIS STORM IS REALLY FRIDAY...WILL LET HIGHLIGHT CONTINUE AS A WATCH FOR NOW AND LET MIDNIGHT SHIFT TAKE A LOOK. RASCH .EXTENDED DISCUSSION (SUNDAY THROUGH WEDNESDAY) MODEL CONFIDENCE REMAINS ABOVE NORMAL FOR THE EXTENDED PERIOD SO NO MAJOR CHANGES HAVE BEEN MADE TO THE FORECAST. AN UPPER LEVEL RIDGE ENTERS THE REGION EARLY SATURDAY...BRINGING VALLEY TEMPS TO THE LOW TO MID-70S AND MOUNTAIN TEMPS IN THE 50S AND 60S BY THE END OF THE WEEKEND AND INTO EARLY NEXT WEEK. WINDS WILL REMAIN LIGHT FOR THIS PERIOD. THE ECMWF AND GFS SHOW A WEAKENING OF THE RIDGE TUESDAY INTO WEDNESDAY WHICH COULD BRING A SLIGHT CHANCE OF SHOWERS TO THE NORTHERN PART OF OUR CWA. SH && .AVIATION... SHOWERS CURRENTLY MOVING THROUGH INTERIOR NORCAL WILL BRING ISOLATED AREAS OF MVFR/IFR VSBYS WITH CB AND VICINITY THUNDER WITH SMALL HAIL. LATER TONIGHT...PREVAILING VFR CONDITIONS WILL LOWER TO MVFR/POSSIBLE IFR AS ANOTHER BAND OF WIDESPREAD PRECIP MOVES INTO THE AREA. THE LOWEST CIGS SHOULD BE IN THE CENTRAL AND NORTHERN SAC VALLEY...WITH MVFR CIGS AROUND THE SAC METRO AREA AND KSCK. OVER THE MOUNTAINS...IFR CONDITIONS WILL CONTINUE WITH SHOWERY-TYPE SN BECOMING WIDESPREAD BY TOMORROW MORNING. SNOW LEVELS ARE EXPECTED TO FALL TO AROUND 4000FT. SOUTHERLY WINDS ARE EXPECTED TO CONTINUE TONIGHT. WINDS OF 10-20 KTS WITH LOCAL GUSTS UP TO 35 KTS ARE POSSIBLE...WITH THE STRONGER WINDS IN THE NORTHERN SAC VALLEY AND OVER SIERRA RIDGES. -DVC && .STO WATCHES/WARNINGS/ADVISORIES... WINTER WEATHER ADVISORY UNTIL 10 AM PDT THURSDAY ABOVE 5000 FEET FOR THE WEST SLOPE NORTHERN SIERRA NEVADA...WESTERN PLUMAS COUNTY/LASSEN PARK. WINTER STORM WATCH FROM THURSDAY MORNING THROUGH FRIDAY AFTERNOON WEST SLOPE NORTHERN SIERRA NEVADA...WESTERN PLUMAS COUNTY/LASSEN PARK. WINTER STORM WATCH FROM THURSDAY MORNING THROUGH FRIDAY MORNING MOUNTAINS SOUTHWESTERN SHASTA COUNTY TO NORTHERN LAKE COUNTY... SHASTA LAKE AREA / NORTHERN SHASTA COUNTY. &&
Hazardous weather outlook, Apr 11, 7:00 AM PDT, 13 hours 8 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SACRAMENTO CA 700 AM PDT WED APR 11 2012 CAZ013>019-063-064-066>069-121400- 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 WED APR 11 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR INTERIOR NORTHERN CALIFORNIA. .DAY ONE...TODAY A WEATHER SYSTEM PASSING THROUGH NORCAL TODAY WILL BRING SNOW SHOWERS TO THE MOUNTAINS AND A THREAT OF THUNDERSTORMS THIS AFTERNOON. * WINTER WEATHER ADVISORY....SEE WWUS46 KSTO - WSWSTO FOR DETAILS * .DAYS TWO THROUGH SEVEN... THURSDAY THROUGH TUESDAY ANOTHER WEATHER SYSTEM PASSING THROUGH NORCAL WILL BRING MODERATE TO HEAVY SNOW AT TIMES TO THE MOUNTAINS OF NORTHERN CALIFORNIA THURSDAY THROUGH FRIDAY. GUSTY SOUTH WINDS ARE ALSO FORECAST FOR THE NEXT COUPLE OF DAYS ESPECIALLY ON THURSDAY. * WINTER STORM WATCH.........SEE WWUS46 KSTO - WSWSTO 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
In the hours before
Local storm report, Apr 11, 4:47 PM PDT, 3 hours 21 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SACRAMENTO CA
447 PM PDT WED APR 11 2012
...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0446 PM TSTM WND GST 2 NNE FALL RIVER MILLS 41.03N 121.43W
04/11/2012 M47 MPH SHASTA CA TRAINED SPOTTER
REPORTED BY SPOTTER SH161 PEAK WIND GUST
&&
IRIS SYSTEMLocal storm report, Apr 11, 5:05 PM PDT, 3 hours 3 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SACRAMENTO CA
505 PM PDT WED APR 11 2012
...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0415 PM HAIL 2 ENE ELK GROVE 38.41N 121.34W
04/11/2012 M0.50 INCH SACRAMENTO CA TRAINED SPOTTER
REPORTED BY SPOTTER SA148 EVENT DURATION 5
MINUTES.
&&
IRIS SYSTEMLocal storm report, Apr 11, 5:31 PM PDT, 2 hours 37 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SACRAMENTO CA
531 PM PDT WED APR 11 2012
...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0530 PM HEAVY RAIN 1 WSW SOULSBYVILLE 37.99N 120.28W
04/11/2012 U1.00 INCH TUOLUMNE CA TRAINED SPOTTER
REPORTED BY SPOTTER TU67 RAINED ALL DAY AT
ELEVATION 3,000 FEET
&&
IRIS SYSTEMLocal storm report, Apr 11, 6:45 PM PDT, 1 hour 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SACRAMENTO CA
645 PM PDT WED APR 11 2012
...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0100 PM TORNADO 4 W FRENCH CAMP 37.88N 121.34W
04/11/2012 EF1 SAN JOAQUIN CA NWS STORM SURVEY
PRELIMINARY STORM SURVEY REVEALS AN EF1
TORNADO OCCURED NEAR THE INTERSECTION OF
HOWARD ROAD AND SOUTH ROBERTS ROAD,
APPROXIMATELY 4 MILES WEST OF FRENCH CAMP
AROUND 1PM. THE TORNADO TRACKED
NORTH-NORTHEAST, SIGNIFICANTLY DAMAGED A
BARN, TIPPED OVER AN EMPTY TRACTOR TRAILER,
AND REMOVED SHINGLES FROM THE ROOF OF A
HOME.
&&
DVCLocal storm report, Apr 11, 7:00 PM PDT, 1 hour 8 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SACRAMENTO CA
700 PM PDT WED APR 11 2012
...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0100 PM TORNADO 4 W FRENCH CAMP 37.88N 121.34W
04/11/2012 EF1 SAN JOAQUIN CA NWS STORM SURVEY
PRELIMINARY STORM SURVEY REVEALS AN EF1
TORNADO ESTIMATED WINDS OF 90 MILES PER HOUR
OCCURRED NEAR THE INTERSECTION OF HOWARD ROAD
AND SOUTH ROBERTS ROAD, APPROXIMATELY 4 MILES
WEST OF FRENCH CAMP AROUND 1PM.
THE TORNADO TRACKED A PATH NORTH-NORTHEAST
FOR ONE MILE, SIGNIFICANTLY DAMAGED A BARN (OUTDOOR STRUCTURE),
TIPPED OVER AN EMPTY TRACTOR TRAILER, AND REMOVED SHINGLES
FROM THE ROOF OF A HOME.
DVC/POWELLLocal storm report, Apr 11, 7:35 PM PDT, 33 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE SACRAMENTO CA
735 PM PDT WED APR 11 2012
...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0530 PM HEAVY RAIN 1 WSW SOULSBYVILLE 37.99N 120.28W
04/11/2012 U1.00 INCH TUOLUMNE CA TRAINED SPOTTER
REPORTED BY SPOTTER TU67 RAINED ALL DAY AT
ELEVATION 3,000 FEET
0446 PM TSTM WND GST 2 NNE FALL RIVER MILLS 41.03N 121.43W
04/11/2012 M47 MPH SHASTA CA TRAINED SPOTTER
REPORTED BY SPOTTER SH161 PEAK WIND GUST
0434 PM HAIL 2 SW CHICO 39.73N 121.83W
04/11/2012 M0.25 INCH BUTTE CA PUBLIC
PEA SIZE HAIL REPORT BY CO CO RAHS
0432 PM HAIL 2 SW CHICO 39.73N 121.84W
04/11/2012 M0.25 INCH BUTTE CA TRAINED SPOTTER
REPORTED BY SPOTTER BU02 HAIL IN CHICOPEA
SIZE
0415 PM HAIL 2 ENE ELK GROVE 38.41N 121.34W
04/11/2012 M0.50 INCH SACRAMENTO CA TRAINED SPOTTER
REPORTED BY SPOTTER SA148 EVENT DURATION 5
MINUTES.
0145 PM HAIL REDDING 40.57N 122.36W
04/11/2012 E0.75 INCH SHASTA CA PUBLIC
LARGE HAIL FELL IN DOWNTOWN REDDING.
0145 PM HEAVY RAIN RANCHO CORDOVA 38.60N 121.30W
04/11/2012 E0.00 INCH SACRAMENTO CA PUBLIC
HEAVY RAIN RESULTED IN A SWOLLEN CREEK AND
FLOWING WATER OVER A ROAD ON THE AEROJET
PROPERTY.
0140 PM HAIL 3 SW REDDING 40.55N 122.40W
04/11/2012 M0.50 INCH SHASTA CA TRAINED SPOTTER
REPORTED BY SPOTTER SH98.
0140 PM HAIL 3 WSW REDDING 40.56N 122.41W
04/11/2012 M0.50 INCH SHASTA CA TRAINED SPOTTER
1/2 ACCUMULATION OF HAIL ON GROUND. REPORTED
BY SPOTTER SH74.
0130 PM HAIL OROVILLE 39.50N 121.57W
04/11/2012 E0.25 INCH BUTTE CA EMERGENCY MNGR
PEA SIZED HAIL IN OROVILLE.
0100 PM TORNADO 4 W FRENCH CAMP 37.88N 121.34W
04/11/2012 EF1 SAN JOAQUIN CA NWS STORM SURVEY PRELIMINARY STORM SURVEY REVEALS AN EF1 TORNADO ESTIMATED WINDS OF 90 MILES PER HOUR OCCURRED NEAR THE INTERSECTION OF HOWARD ROAD AND SOUTH ROBERTS ROAD, APPROXIMATELY 4 MILES WEST OF FRENCH CAMP AROUND 1PM. THE TORNADO TRACKED A PATH NORTH-NORTHEAST FOR ONE MILE, SIGNIFICANTLY DAMAGED A BARN (OUTDOOR STRUCTURE), TIPPED OVER AN EMPTY TRACTOR TRAILER, AND REMOVED SHINGLES FROM THE ROOF OF A HOME. DVC/POWELL
PRELIMINARY STORM SURVEY REVEALS AN EF1
TORNADO ESTIMATED WINDS OF 90 MILES PER HOUR
OCCURRED NEAR THE INTERSECTION OF HOWARD
ROAD AND SOUTH ROBERTS ROAD, APPROXIMATELY 4
MILES WEST OF FRENCH CAMP AROUND 1PM. THE
TORNADO TRACKED A PATH NORTH-NORTHEAST FOR
ONE MILE, SIGNIFICANTLY DAMAGED A BARN
(OUTDOOR STRUCTURE), TIPPED OVER AN EMPTY
TRACTOR TRAILER, AND REMOVED SHINGLES FROM
THE ROOF OF A HOME.
1232 PM HEAVY RAIN 1 S MODESTO 37.64N 121.00W
04/11/2012 U0.00 INCH STANISLAUS CA PUBLIC
URBAN STREET FLOODING DUE TO HEAVY RAIN.
1230 PM TORNADO 5 SW STOCKTON 37.92N 121.37W
04/11/2012 SAN JOAQUIN CA PUBLIC
TORNADO BRIEFLY TOUCHED DOWN SOUTHWEST OF
STOCKTON ON WEST HOWARD ROAD. DAMAGE
REPORTED INCLUDES DESTRUCTION OF A 40 FT
OUTBUILDING, ROOF DAMAGE TO OTHER
STRUCTURES, AND MULTIPLE POWER LINES DOWN.
0907 AM SNOW 3 W COOKS STATION 38.51N 120.50W
04/11/2012 E0.5 INCH AMADOR CA TRAINED SPOTTER
JUST STARTED TO SNOW. REPORTED BY SPOTTER
AM17
0903 AM HEAVY RAIN 1 WNW REDDING 40.58N 122.38W
04/11/2012 M1.28 INCH SHASTA CA TRAINED SPOTTER
24 HOUR RAIN TOTAL. REPORTED BY SPOTTER
SH111
0902 AM HEAVY RAIN 1 W FORESTHILL 39.00N 120.86W
04/11/2012 M0.41 INCH PLACER CA TRAINED SPOTTER
24 HOUR RAIN TOTAL. REPORTED BY SPOTTER PL22
0902 AM HEAVY RAIN PACIFIC HOUSE 38.76N 120.50W
04/11/2012 M0.50 INCH EL DORADO CA TRAINED SPOTTER
24 HOUR RAIN TOTAL. REPORTED BY SPOTTER EL38
0900 AM HEAVY RAIN 1 SSW SIMS 41.06N 122.36W
04/11/2012 M1.18 INCH SHASTA CA TRAINED SPOTTER
24HR RAIN TOTAL. REPORTED BY SPOTTER SH09
&&
IRIS SYSTEMNearby
Winter Storm Warnings in California, 2012Every winter storm warning in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.