Alert archive / California / Heat Advisories in 2022
Heat Advisory 6, NWS Eureka, CA
NWS Eureka, CA issued this heat advisory at Sep 2, 2022, 2:32 PM PDT for 4 counties in California. It took effect at Sep 5, 2022, 11:00 AM PDT. It was in force for 4 days.
The area
The counties it named.
The facts
- Issued
- Sep 2, 2022, 2:32 PM PDT (21:32 UTC)
- In effect from
- Sep 5, 2022, 11:00 AM PDT
- Expired
- Sep 9, 2022, 7:53 PM PDT
- In force
- 4 days
- Issued by
- NWS Eureka, CA
Counties Del Norte County, CA, Humboldt County, CA, Mendocino County, CA, Trinity County, CA
The radar
The Eureka (Bunker Hill) radar (KBHX), 60 km from the middle of the area, began a volume at 21:35 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 12:00Z, 9.5 hours before the alert went out and 475 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 0 m above ground
- 0-6 km bulk shear
- 7 kt
- 0-1 km storm-relative helicity
- -1 m²/s²
- 0-3 km storm-relative helicity
- 117 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this heat advisory 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 heat advisory went out at Sep 2, 4:37 AM PDT, 9 hours 55 minutes earlier.
Area forecast discussion, Sep 2, 4:37 AM PDT, 9 hours 55 minutes before
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</html>Hazardous weather outlook, Sep 2, 2:42 AM PDT, 11 hours 50 minutes before
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</html>The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 2, 3:06 PM PDT | Small Craft Advisory | EKA | 6 days |
Nearby
Heat Advisories in California, 2022Every heat advisory 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.