Alert archive / Oregon / Wind Advisories in 2021
Wind Advisory 3, NWS Pendleton, OR
NWS Pendleton, OR issued this wind advisory at Jan 4, 2021, 1:57 AM PST for Umatilla County, Union County, Oregon. It took effect at Jan 4, 2021, 7:00 AM PST. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Jan 4, 2021, 1:57 AM PST (09:57 UTC)
- In effect from
- Jan 4, 2021, 7:00 AM PST
- Expired
- Jan 4, 2021, 2:40 PM PST
- In force
- 8 hr
- Issued by
- NWS Pendleton, OR
Counties Umatilla County, OR, Union County, OR
The radar
The Pendleton radar (KPDT), 46 km from the middle of the area, began a volume at 09:56 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
Boise Airport, ID (KBOI), launched 00:00Z, 10.0 hours before the alert went out and 271 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
- 7 J/kg
- Mixed-layer CIN
- -17 J/kg
- Mixed-layer LCL
- 1249 m above ground
- 0-6 km bulk shear
- 76 kt
- 0-1 km storm-relative helicity
- 101 m²/s²
- 0-3 km storm-relative helicity
- 136 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
828 WWUS76 KPDT 040957 NPWPDT URGENT - WEATHER MESSAGE National Weather Service Pendleton OR 157 AM PST Mon Jan 4 2021 ORZ049-042200- /O.NEW.KPDT.WI.Y.0003.210104T1500Z-210104T2200Z/ Grande Ronde Valley- 157 AM PST Mon Jan 4 2021 ...WIND ADVISORY IN EFFECT FROM 7 AM THIS MORNING TO 2 PM PST THIS AFTERNOON FOR LADD AND PYLES CANYONS... * WHAT...South winds 25 to 40 mph with gusts to 50 mph expected. * WHERE...Grande Ronde Valley...especially Ladd and Pyles canyons. * WHEN...From 7 AM this morning to 2 PM PST this afternoon. * IMPACTS...Gusty winds could blow around unsecured objects. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. && $$ For more information from the National Weather Service visit https://weather.gov/Pendleton
2 follow-up statements
818 WWUS76 KPDT 042027 NPWPDT URGENT - WEATHER MESSAGE National Weather Service Pendleton OR 1227 PM PST Mon Jan 4 2021 ORZ507-050000- /O.EXB.KPDT.WI.Y.0003.000000T0000Z-210105T0000Z/ Foothills of the Northern Blue Mountains of Oregon- Including the cities of Pendleton and Pilot Rock 1227 PM PST Mon Jan 4 2021 ...WIND ADVISORY IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... * WHAT...South winds 25 to 35 mph with gusts around 55 mph. * WHERE...Foothills of the Northern Blue Mountains of Oregon. * WHEN...Until 4 PM PST this afternoon. * IMPACTS...Gusty winds could blow around unsecured objects. * ADDITIONAL DETAILS...Winds will be strongest along the base of the Blue Mountains. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ ORZ049-050000- /O.EXT.KPDT.WI.Y.0003.000000T0000Z-210105T0000Z/ Grande Ronde Valley- 1227 PM PST Mon Jan 4 2021 ...WIND ADVISORY NOW IN EFFECT UNTIL 4 PM PST THIS AFTERNOON FOR LADD AND PYLES CANYONS... * WHAT...South winds 25 to 40 mph with gusts to 50 mph expected. * WHERE...Southern Grande Ronde Valley...especially Ladd and Pyles canyons. * WHEN...Until 4 PM PST this afternoon. * IMPACTS...Gusty winds could blow around unsecured objects. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. && $$ For more information from the National Weather Service visit https://weather.gov/Pendleton
923 WWUS76 KPDT 042240 NPWPDT URGENT - WEATHER MESSAGE National Weather Service Pendleton OR 240 PM PST Mon Jan 4 2021 ORZ049-507-042345- /O.CAN.KPDT.WI.Y.0003.000000T0000Z-210105T0000Z/ Grande Ronde Valley- Foothills of the Northern Blue Mountains of Oregon- 240 PM PST Mon Jan 4 2021 ...WIND ADVISORY IS CANCELLED... $$ For more information from the National Weather Service visit https://weather.gov/Pendleton
Nearby
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.