Alert archive / California / Special Weather Statements in 2022

Special Weather Statement, NWS Eureka, CA

August 4, 2022Glenn County, California

NWS Eureka, CA issued this special weather statement at Aug 4, 2022, 4:24 PM PDT for Glenn County, California. It was in force for 36 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 4, 2022, 4:24 PM PDT (23:24 UTC)
Expired
Aug 4, 2022, 5:00 PM PDT
In force
36 min
Issued by
NWS Eureka, CA
Hail
0.25 in
Wind
30

County Glenn County, CA

The radar

The Beale AFB radar (KBBX), 115 km from the middle of the area, began a volume at 23:25 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Medford/Jackson, OR (KMFR), launched 12:00Z, 11.4 hours before the alert went out and 294 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, Medford/Jackson, OR at 12:00Z on 2022-08-04Temperature 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, Medford/Jackson, OR at 12:00Z on 2022-08-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 39 square meters per square second.193958Sfc1 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
2406 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
39 m²/s²
0-3 km storm-relative helicity
106 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Eureka, CA wrote its last area forecast discussion before this special weather statement went out at Aug 4, 2:53 PM PDT, 1 hour 31 minutes earlier.

Area forecast discussion, Aug 4, 2:53 PM PDT, 1 hour 31 minutes before
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Hazardous weather outlook, Aug 4, 4:05 AM PDT, 12 hours 19 minutes before
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      <h1 id="headline">This service is currently unavailable.</h1>
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In the hours before

Special weather statement, Aug 4, 4:24 PM PDT, 0 minutes before
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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The office that day

Everything else NWS Eureka, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 3, 5:03 PM PDTSpecial Weather StatementEKATrinity27 min
Aug 3, 5:08 PM PDTSpecial Weather StatementEKASiskiyou22 min
Aug 3, 5:33 PM PDTSpecial Weather StatementEKATrinity27 min
Aug 4, 4:27 PM PDTAreal Flood AdvisoryEKAMendocino63 min

Nearby

Special Weather Statements in California, 2022Every special weather statement in 2022

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; radar from the NEXRAD Level II archive.