Alert archive / California / High Wind Watches in 2013
High Wind Watch 8, NWS San Diego, CA
NWS San Diego, CA issued this high wind watch at Apr 16, 2013, 9:00 PM PDT for 4 counties in California. It took effect at Apr 18, 2013, 12:00 AM PDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Apr 16, 2013, 9:00 PM PDT (04:00 UTC)
- In effect from
- Apr 18, 2013, 12:00 AM PDT
- Expired
- Apr 17, 2013, 6:28 PM PDT
- In force
- Issued by
- NWS San Diego, CA
Counties Orange County, CA, Riverside County, CA, San Bernardino County, CA, San Diego County, CA
The radar
The Santa Ana Mts radar (KSOX), 88 km from the middle of the area, began a volume at 04:06 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
San Diego, CA (KNKX), launched 00:00Z, 4.0 hours before the alert went out and 124 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
- 8 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 1183 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- 6 m²/s²
- 0-3 km storm-relative helicity
- -54 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this high wind watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS San Diego, CA wrote its last area forecast discussion before this high wind watch went out at Apr 16, 2:20 PM PDT, 6 hours 40 minutes earlier.
Area forecast discussion, Apr 16, 2:20 PM PDT, 6 hours 40 minutes before
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</html>Hazardous weather outlook, Apr 16, 4:00 AM PDT, 17 hours before
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</html>The office that day
Everything else NWS San Diego, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 17, 9:34 AM PDT | Fire Weather Watch | SGX | Orange, Riverside, San Bernardino, San Diego | 7 hr |
| Apr 17, 1:17 PM PDT | Wind Advisory | SGX | Orange, Riverside, San Bernardino, San Diego | 24 hr |
| Apr 17, 4:45 PM PDT | Red Flag Warning | SGX | Orange, Riverside, San Bernardino, San Diego | 48 hr |
Nearby
High Wind Watches in California, 2013Every high wind watch 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.