Alert archive / Oregon / Wind Advisories in 2023

Wind Advisory 14, NWS Medford, OR

March 31, 2023Klamath County, Lake County, Oregon; Modoc County, California

NWS Medford, OR issued this wind advisory at Mar 31, 2023, 1:45 PM PDT for Klamath County, Lake County, Oregon; Modoc County, California. It took effect at Apr 1, 2023, 5:00 AM PDT. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued: Mar 31, 2023, 1:45 PM PDT (20:45 UTC)
In effect from: Apr 1, 2023, 5:00 AM PDT
Expired: Apr 1, 2023, 11:00 PM PDT
In force: 18 hr
Issued by: NWS Medford, OR

Counties Modoc County, CA, Klamath County, OR, Lake County, OR

The radar

The Medford radar (KMAX), 151 km from the middle of the area, began a volume at 20:47 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, 8.8 hours before the alert went out and 385 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1298 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 21 m²/s²
0-3 km storm-relative helicity: 148 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this wind advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Medford, OR wrote its last area forecast discussion before this wind advisory went out at Mar 31, 9:16 AM PDT, 4 hours 29 minutes earlier.

Area forecast discussion, Mar 31, 9:16 AM PDT, 4 hours 29 minutes before

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The office that day

Everything else NWS Medford, OR issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 31, 4:06 PM PDT	Winter Storm Watch	MFR	Coos, Curry, Douglas, Jackson, Josephine, Klamath	10 hr
Mar 31, 4:06 PM PDT	Winter Weather Advisory	MFR	Coos, Curry, Douglas, Jackson, Josephine, Klamath and 1 more	67 hr

Nearby

Wind Advisories in Oregon, 2023 Wind Advisories in California, 2023 Every wind advisory 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.