Alert archive / California / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 4, NWS Sacramento, CA

September 24, 1994Nevada County, California

NWS Sacramento, CA issued this severe thunderstorm warning at Sep 24, 1994, 7:39 PM PDT for Nevada County, California. It was in force for 39 min.

The area

The counties it named.

The facts

Issued
Sep 24, 1994, 7:39 PM PDT (02:39 UTC)
Expired
Sep 24, 1994, 8:18 PM PDT
In force
39 min
Issued by
NWS Sacramento, CA
Area
Whole counties

County Nevada County, CA

The nearest sounding before it

Winnemucca Muni, NV (KWMC), launched 00:00Z, 2.7 hours before the alert went out and 309 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, Winnemucca Muni, NV at 00:00Z on 1994-09-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Winnemucca Muni, NV at 00:00Z on 1994-09-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 19 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3913 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
19 m²/s²
0-3 km storm-relative helicity
78 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

Nearby

Severe Thunderstorm Warnings in California, 1994Every severe thunderstorm warning in 1994

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.