Alert archive / California / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 9, NWS Sacramento, CA

July 17, 1995Sierra County, California

NWS Sacramento, CA issued this severe thunderstorm warning at Jul 17, 1995, 3:00 PM PDT for Sierra County, California. It was in force for 30 min.

The area

The counties it named.

The facts

Issued
Jul 17, 1995, 3:00 PM PDT (22:00 UTC)
Expired
Jul 17, 1995, 3:30 PM PDT
In force
30 min
Issued by
NWS Sacramento, CA
Area
Whole counties

County Sierra County, CA

The nearest sounding before it

Reno, NV (KREV), launched 12:00Z, 10.0 hours before the alert went out and 198 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.

Skew-T log-pSkew-T log-p diagram, Reno, NV at 12:00Z on 1995-07-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 35 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Reno, NV at 12:00Z on 1995-07-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 57 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
35 J/kg
Mixed-layer CIN
-292 J/kg
Mixed-layer LCL
2692 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
57 m²/s²
0-3 km storm-relative helicity
139 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KRNO 172157 RRA
SVRRNO
CAC091-172230-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE RENO NV
300 PM PDT MON JUL 17 1995

THE NATIONAL WEATHER SERVICE IN RENO NEVADA HAS ISSUED A SEVERE
THUNDERSTORM WARNING EFFECTIVE UNTIL 330 PM PDT FOR PEOPLE IN THE
FOLLOWING LOCATIONS...

IN EASTERN CALIFORNIA

  ...EASTERN SIERRA COUNTY

A SEVERE THUNDERSTORM WAS INDICATED OVER EASTERN SIERRA COUNTY BY
DOPPLER WEATHER RADAR AT 245 PM PDT.  THIS SEVERE THUNDERSTORM WAS
OVER SOUTHERN SIERRA VALLEY AND WAS MOVING SLOWLY TO THE NORTH. THIS
STORM WILL LIKELY AFFECT THE TOWNS OF SIERRAVILLE...LOYALTON AND
CALPINE AS WELL AS STATE ROUTES 89 AND 49 IN THE NEXT 30 MINUTES.

SEEK SHELTER IN A STRONG BUILDING...BUT STAY AWAY FROM WINDOWS.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 57 MPH
...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.

RL

Nearby

Severe Thunderstorm Warnings in California, 1995Every severe thunderstorm warning in 1995

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.