Alert archive / California / Tornado Warnings in 1987
Tornado Warning 2, NWS Sacramento, CA
NWS Sacramento, CA issued this tornado warning at Mar 14, 1987, 3:15 PM PST for Butte County, Glenn County, Tehama County, California. It was in force for 105 min.
The area
The counties it named.
The facts
- Issued
- Mar 14, 1987, 3:15 PM PST (23:15 UTC)
- Expired
- Mar 14, 1987, 5:00 PM PST
- In force
- 105 min
- Issued by
- NWS Sacramento, CA
- Area
- Whole counties
Counties Butte County, CA, Glenn County, CA, Tehama County, CA
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Oakland, CA (KOAK), launched 12:00Z, 11.3 hours before the alert went out and 230 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 5 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 687 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 41 m²/s²
- 0-3 km storm-relative helicity
- 87 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What forecasters said that day
The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Mar 14, 9:20 AM PST, 5 hours 55 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN FRANCISCO CA 9.20 AM PST SAT MAR 14 1987 ...WINTER STORM WARNING IN THE SIERRA NEVADA NORTH OF YOSEMITE PARK TODAY AND EARLY TONIGHT... ...TRAVELERS ADVISORY IN THE SIERRA NEVADA TODAY AND TONIGHT FROM YOSEMITE PARK SOUTHWARD FOR LOWERING SNOW LEVEL... ...TRAVELERS ADVISORY FOR SNOW TODAY AND EARLY TONIGHT IN THE NORTHERN MOUNTAINS AND NORTHEAST PLATEAU... A FAST MOVING PACIFIC STORM SYSTEM HAD SPREAD SHOWERS SOUTH TO SAN FRANCISCO AND MERCED AT 9 AM. THESE SHOWERS WILL CONTINUE RAPIDLY SOUTHEASTWARD OVER THE REMAINDER OF CENTRAL CALIFORNIA TODAY. SOME THUNDERSTORMS ARE LIKELY LATER TODAY AND EARLY TONIGHT WITH POSSIBLE SMALL HAIL AND GUSTY WINDS. SHOWERS AND THUNDERSTORMS WILL DIMINISH FROM THE NORTH TONIGHT AND SUNDAY. THE SNOW LEVEL AT THE OREGON BORDER IS NEAR 2000 FEET. THE SNOW LEVEL IN THE SIERRA NEVADA WILL LOWER TO NEAR 3000 IN THE NORTH TODAY AND TO NEAR 4000 FEET IN THE SOUTH TONIGHT. TRAVELERS SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS. PLEASE CHECK THE LATEST ROAD AND WEATHER INFORMATION BEFORE DEPARTING. FURTHER STATEMENTS WILL ISSUED AS NEEDED. EWING LEAD FORECASTER
Special weather statement, Mar 14, 9:46 AM PST, 5 hours 29 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN FRANCISCO, CA 946 AM PST SAT MAR 14 1987 ...THUNDERSTORMS OVER THE BAY AREA TODAY AND TONIGHT... A FAST MOVING PACIFIC STORM SYSTEM HAS SPREAD SHOWERS INTO THE BAY AREA AND SACRAMENTO RADAR HAS PICKED UP SCATTERED THUNDERSTORMS IMBEDDED IN THE SYSTEM. HIGH GUSTY WINDS MAY BE EXPECTED IN THE VICINITY OF THUNDERSTORMS AND MAY BE ACCOMPANIED BY HEAVY RAINSHOWERS...DANGEROUS LIGHTNING... AND POSS@IBLE HAIL. IF THUNDERSTORMS ARE OBSERVED PERSONS SHOULD TAKE COVER INDOORS UNTIL THE STORM HAS PASSED. THE SHOWERS AND THUNDERSTORMS ARE EXPECTED TO CONTINUE THROUGH THIS EVENING WITH A CLEARING TREND AFTER MIDNIGHT. BOWMAN
Special weather statement, Mar 14, 12:09 PM PST, 3 hours 6 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE REDDING, CA 1200 NOON PST SAT MAR 14 1987 ...THUNDERSTORMS OVER THE SACRAMENTO VALLEY TODAY AND TONIGHT... A FAST MOVING PACIFIC STORM SYSTEM HAS SPREAD SHOWERS INTO THE NORTHERN SACRAMENTO VALLEY AND SACRAMENTO RADAR HAS PICKED UP SCATTERED THUNDERSTORMS IMBEDDED IN THE SYSTEM. HIGH GUSTY WINDS MAY BE EXPECTED IN THE VICINITY OF THUNDERSTORMS AND MAY BE ACCOMPANIED BY HEAVY RAINSHOWERS...DANGEROUS LIGHTNING... AND POSSIBLE HAIL. IF THUNDERSTORMS ARE OBSERVED PERSONS SHOULD TAKE COVER INDOORS UNTIL THE STORM HAS PASSED. THE SHOWERS AND THUNDERSTORMS ARE EXPECTED TO CONTINUE THROUGH THIS EVENING WITH A CLEARING TREND AFTER MIDNIGHT. TYSON
Special weather statement, Mar 14, 1:34 PM PST, 1 hour 41 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STOCKTON CALIFORNIA 120 PM PST SAT MAR 14 1987 ...ISOLATED HEAVY THUNDERSTORMS MOVING INTO THE STOCKTON AREA... AT 110 PM PST RADAR DETECTED A HEAVY THUNDERSTORM MOVING INTO THE STOCKTON AREA FROM THE WEST AT 30 MPH. HEAVY RAIN...DANGEROUS LIGHTNING...STRONG GUSTY WINDS AND POSSIBLE HAIL CAN ACCOMPANY THE ISOLATED THUNDERSTORMS AS THEY MOVE IN THE AREA. THESE THUNDER- STORMS AREA ASSOCIATED WITH A FAST MOVING PACIFIC STORM SYSTEM WHICH IS EXPECTED TO MOVE THROUGH THE NORTHERN SAN JOAQUIN VALLEY THIS AFTERNOON. PERSONS IN THE AREA OF THESE STORMS SHOULD TAKE COVER INDOORS UNTIL THE STORM HAS PASSED. FURTHER STATEMENTS WILL BE ISSUED AS &NECESSARY. MAKER
The office that day
Everything else NWS Sacramento, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 14, 2:25 PM PST | Tornado Warning | STO | Butte | 65 min |
Nearby
Tornado Warnings in California, 1987Every tornado warning in 1987Tornadoes in 1987
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.