Alert archive / Oregon / Wind Advisories in 2021
Wind Advisory 31, NWS Pendleton, OR
NWS Pendleton, OR issued this wind advisory at Nov 24, 2021, 9:39 PM PST for Union County, Oregon. It took effect at Nov 24, 2021, 11:00 PM PST. It was in force for 32 hr.
The area
The counties it named.
The facts
- Issued
- Nov 24, 2021, 9:39 PM PST (05:39 UTC)
- In effect from
- Nov 24, 2021, 11:00 PM PST
- Expired
- Nov 26, 2021, 7:00 AM PST
- In force
- 32 hr
- Issued by
- NWS Pendleton, OR
County Union County, OR
The radar
The Pendleton radar (KPDT), 78 km from the middle of the area, began a volume at 05:40 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, 5.7 hours before the alert went out and 241 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
- 1614 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- -17 m²/s²
- 0-3 km storm-relative helicity
- 24 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
758 WWUS76 KPDT 250539 NPWPDT URGENT - WEATHER MESSAGE National Weather Service Pendleton OR 939 PM PST Wed Nov 24 2021 ORZ049-251500- /O.NEW.KPDT.WI.Y.0031.211125T0700Z-211126T1200Z/ Grande Ronde Valley- 939 PM PST Wed Nov 24 2021 ...WIND ADVISORY IN EFFECT UNTIL 4 AM PST FRIDAY FOR LADD AND PYLES CANYONS... * WHAT...South winds 30 to 35 mph with gusts 45 to 50 mph expected across the extreme southern portion of the Grande Ronde Valley near Ladd and Pyles Canyons. * WHERE...Grande Ronde Valley. * WHEN...Until 4 AM PST Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/Pendleton
4 follow-up statements
057 WWUS76 KPDT 251114 NPWPDT URGENT - WEATHER MESSAGE National Weather Service Pendleton OR 314 AM PST Thu Nov 25 2021 ORZ049-252300- /O.CON.KPDT.WI.Y.0031.000000T0000Z-211126T1200Z/ Grande Ronde Valley- 314 AM PST Thu Nov 25 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST FRIDAY FOR LADD AND PYLES CANYONS... * WHAT...South winds 25 to 35 mph with gusts up to 55 mph expected across the extreme southern portion of the Grande Ronde Valley near Ladd and Pyles Canyons. * WHERE...Grande Ronde Valley. * WHEN...Until 4 AM PST Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/Pendleton
788 WWUS76 KPDT 252204 NPWPDT URGENT - WEATHER MESSAGE National Weather Service Pendleton OR 204 PM PST Thu Nov 25 2021 ORZ049-261200- /O.CON.KPDT.WI.Y.0031.000000T0000Z-211126T1200Z/ Grande Ronde Valley- 204 PM PST Thu Nov 25 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST FRIDAY FOR LADD AND PYLES CANYONS... * WHAT...South winds 25 to 35 mph with gusts up to 55 mph expected across the extreme southern portion of the Grande Ronde Valley near Ladd and Pyles Canyons. * WHERE...Grande Ronde Valley. * WHEN...Until 4 AM PST Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/Pendleton
270 WWUS76 KPDT 261124 NPWPDT URGENT - WEATHER MESSAGE National Weather Service Pendleton OR 324 AM PST Fri Nov 26 2021 ORZ049-261500- /O.EXT.KPDT.WI.Y.0031.000000T0000Z-211126T1500Z/ Grande Ronde Valley- 324 AM PST Fri Nov 26 2021 ...WIND ADVISORY NOW IN EFFECT UNTIL 7 AM PST THIS MORNING FOR LADD AND PYLES CANYONS... * WHAT...South winds 25 to 35 mph with gusts up to 55 mph expected across the extreme southern portion of the Grande Ronde Valley near Ladd and Pyles Canyons. * WHERE...Grande Ronde Valley. * WHEN...Until 7 AM PST this morning. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/Pendleton
840 WWUS76 KPDT 261439 NPWPDT URGENT - WEATHER MESSAGE National Weather Service Pendleton OR 639 AM PST Fri Nov 26 2021 ORZ049-261545- /O.EXP.KPDT.WI.Y.0031.000000T0000Z-211126T1500Z/ Grande Ronde Valley- 639 AM PST Fri Nov 26 2021 ...WIND ADVISORY WILL EXPIRE AT 7 AM PST THIS MORNING FOR LADD AND PYLES CANYONS... Gusty winds have fallen below advisory criteria and are not expected to restrengthen today, so will allow wind advisory to expire. Gusts 35 mph to 40 mph will still be possible through this morning in the Ladd and Pyles canyons. $$ 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.