Alert archive / California / Special Weather Statements in 2013
Special Weather Statement, NWS Eureka, CA
NWS Eureka, CA issued this special weather statement at Aug 22, 2013, 12:08 PM PDT for Del Norte County, California. It was in force for 22 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 22, 2013, 12:08 PM PDT (19:08 UTC)
- Expired
- Aug 22, 2013, 12:30 PM PDT
- In force
- 22 min
- Issued by
- NWS Eureka, CA
County Del Norte County, CA
The radar
The Medford radar (KMAX), 122 km from the middle of the area, began a volume at 19:08 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, 7.1 hours before the alert went out and 128 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
- 2345 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 4 m²/s²
- 0-3 km storm-relative helicity
- 60 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
728
WWUS86 KEKA 221908
SPSEKA
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE EUREKA CA
1208 PM PDT THU AUG 22 2013
CAZ001-003-221930-
DEL NORTE CA-
1208 PM PDT THU AUG 22 2013
THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A
SIGNIFICANT WEATHER ADVISORY FOR...
NORTHWESTERN DEL NORTE COUNTY IN NORTHWEST CALIFORNIA
UNTIL 1230 PM PDT
AT 1201 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 7 MILES SOUTHEAST OF CRESCENT CITY...MOVING
NORTHWEST AT 20 MPH.
PEA SIZE HAIL IS EXPECTED WITH THIS STORM.
IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A
STURDY BUILDING.
LAT...LON 4167 12393 4161 12412 4166 12415 4173 12417
4174 12422 4177 12427 4190 12421 4199 12422
4200 12421 4200 12408
TIME...MOT...LOC 1906Z 157DEG 21KT 4173 12410
$$
MFMThe office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 21, 5:00 PM PDT | Special Weather Statement | EKA | Del Norte | 45 min |
| Aug 21, 5:22 PM PDT | Special Weather Statement | EKA | 38 min | |
| Aug 21, 5:31 PM PDT | Areal Flood Advisory | EKA | Trinity | 4 hr |
| Aug 21, 9:10 PM PDT | Special Weather Statement | EKA | Del Norte | 20 min |
| Aug 22, 2:23 PM PDT | Special Weather Statement | EKA | Del Norte | 37 min |
| Aug 22, 2:24 PM PDT | Special Weather Statement | EKA | Del Norte | 36 min |
| Aug 22, 2:47 PM PDT | Special Weather Statement | EKA | Trinity | 43 min |
| Aug 22, 3:08 PM PDT | Special Weather Statement | EKA | Siskiyou | 37 min |
| Aug 22, 3:15 PM PDT | Special Weather Statement | EKA | Trinity | 45 min |
| Aug 22, 3:28 PM PDT | Special Weather Statement | EKA | Trinity | 32 min |
Nearby
Special Weather Statements in California, 2013Every special weather statement in 2013
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.