Alert archive / California / Special Weather Statements in 2023

Special Weather Statement, NWS Eureka, CA

June 11, 2023Trinity County, California

NWS Eureka, CA issued this special weather statement at Jun 11, 2023, 7:52 PM PDT for Trinity County, California. It was in force for 23 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: Jun 11, 2023, 7:52 PM PDT (02:52 UTC)
Expired: Jun 11, 2023, 8:15 PM PDT
In force: 23 min
Issued by: NWS Eureka, CA
Hail: 0.50 in
Wind: 30

County Trinity County, CA

The radar

The Eureka (Bunker Hill) radar (KBHX), 88 km from the middle of the area, began a volume at 02:53 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

Reno, NV (KREV), launched 00:00Z, 2.9 hours before the alert went out and 442 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 505 J/kg
Mixed-layer CIN: -10 J/kg
Mixed-layer LCL: 1832 m above ground
0-6 km bulk shear: 9 kt
0-1 km storm-relative helicity: 13 m²/s²
0-3 km storm-relative helicity: 6 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 Jun 11, 2:53 PM PDT, 4 hours 59 minutes earlier.

Area forecast discussion, Jun 11, 2:53 PM PDT, 4 hours 59 minutes before

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Hazardous weather outlook, Jun 11, 3:15 AM PDT, 16 hours 37 minutes before

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In the hours before

Special weather statement, Jun 11, 6:52 PM PDT, 1 hour before

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Special weather statement, Jun 11, 7:41 PM PDT, 11 minutes before

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Special weather statement, Jun 11, 7:52 PM PDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 11, 6:52 PM PDT	Special Weather Statement	EKA	Glenn	23 min
Jun 11, 7:41 PM PDT	Special Weather Statement	EKA	Mendocino	34 min
Jun 12, 2:47 AM PDT	Gale Watch	EKA		19 hr
Jun 12, 3:05 PM PDT	Special Weather Statement	EKA	Trinity	25 min
Jun 12, 3:17 PM PDT	Special Weather Statement	EKA	Trinity	28 min
Jun 12, 3:45 PM PDT	Special Weather Statement	EKA	Trinity	30 min
Jun 12, 3:57 PM PDT	Special Weather Statement	EKA	Trinity	33 min
Jun 12, 4:06 PM PDT	Small Craft Advisory	EKA		30 hr
Jun 12, 4:31 PM PDT	Special Weather Statement	EKA	Trinity	29 min

Nearby

Special Weather Statements in California, 2023 Every special weather statement in 2023

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.