Alert archive / California / Winter Weather Advisories in 2011
Winter Weather Advisory 13, NWS Reno, NV
NWS Reno, NV issued this winter weather advisory at Mar 15, 2011, 4:20 AM PDT for Douglas County, Washoe County, Nevada; 8 counties in California. It took effect at Mar 15, 2011, 7:23 PM PDT. It was in force for 20 hr.
The area
The counties it named.
The facts
- Issued
- Mar 15, 2011, 4:20 AM PDT (11:20 UTC)
- In effect from
- Mar 15, 2011, 7:23 PM PDT
- Expired
- Mar 16, 2011, 3:10 PM PDT
- In force
- 20 hr
- Issued by
- NWS Reno, NV
Counties Alpine County, CA, El Dorado County, CA, Lassen County, CA, Mono County, CA, Nevada County, CA, Placer County, CA, Plumas County, CA, Sierra County, CA, Douglas County, NV, Washoe County, NV
The radar
The Reno radar (KRGX), 77 km from the middle of the area, began a volume at 11:21 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 00:00Z, 11.3 hours before the alert went out and 401 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
- 1926 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 73 m²/s²
- 0-3 km storm-relative helicity
- 356 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this winter weather advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Reno, NV wrote its last area forecast discussion before this winter weather advisory went out at Mar 15, 3:42 AM PDT, 38 minutes earlier.
Area forecast discussion, Mar 15, 3:42 AM PDT, 38 minutes before
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</html>The office that day
Everything else NWS Reno, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 14, 10:51 PM PDT | High Wind Warning | REV | Douglas, Lyon, Storey, Washoe | 29 hr |
Nearby
Winter Weather Advisories in California, 2011Winter Weather Advisories in Nevada, 2011Every winter weather advisory in 2011
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.