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By Anna Skinner
Associate News Editor
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Powerful winds sweeping across large parts of the western United States have prompted a wave of high wind warnings from the National Weather Service (NWS), with forecasters cautioning that gusts strong enough to tip over trucks, knock down trees and power lines, and trigger widespread power outages could make travel dangerous in some areas.
People were urged to stay inside their homes and keep away from windows for the duration of the warning, which in some cases extended to over 24 hours. Warnings issued early Wednesday span multiple states, including Oregon, Washington, Idaho, Utah, Nevada and much of Montana. In several regions, meteorologists urged residents to remain indoors, avoid windows and lower levels of their homes, and delay travel—especially drivers of high‑profile vehicles, such as semi tractor‑trailers, RVs and vehicles pulling trailers.
Trucks see an increased risk in tipping over when sustained winds are between 40 and 50 mph and when gusts reach 80 mph or stronger, NWS meteorologist Ian Gesell told Newsweek.
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Forecasters said the combination of sustained winds and powerful gusts could cause widespread damage through late Wednesday and into Thursday across portions of the region.
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Power Outage Map as Widespread Disruptions Possible
In most of the high wind warnings, forecasters said power outages were possible. As of Wednesday morning around 11 a.m. Eastern time, widespread power outages had not been reported across the affected regions, according to a map from poweroutage.us.
However, many of the high wind warnings are set to continue throughout the day and even into Thursday, so the chance for widespread power outages isn't over yet.
Montana High Wind Warning
Montana is facing some of the strongest winds in the region, with multiple high wind warnings covering large portions of the state from Wednesday evening through Thursday night.
The winds are "very unusual" for May, Gesell said. Such strong winds are more typical of November through January.
Along the Rocky Mountain Front and adjacent plains, forecasters warned of westerly winds of 40 to 50 mph, with gusts up to 90 mph possible in some areas. Elsewhere across central, southern and eastern Montana, gusts of 60 to 75 mph are expected, with the strongest winds occurring overnight and into Thursday morning.
Officials cautioned that travel could become difficult to dangerous, particularly for high‑profile vehicles, and that power outages are likely as trees and power lines are damaged. Warm, dry conditions combined with strong winds could also lead to rapid wildfire spread in some regions, prompting warnings to avoid any burning activity and to secure loose outdoor items.
Oregon High Wind Warning
In Oregon, a high wind warning remains in effect until 11 p.m. local time on Wednesday for the foothills of the northern and southern Blue Mountains. Communities such as Heppner, Pilot Rock, Condon, Athena, Pendleton and Fossil are expected to see west winds of 30 to 40 mph, with gusts reaching up to 65 mph.
The NWS office in Pendleton warned that the winds could bring down trees and power lines, leading to widespread power outages. Travel is expected to be especially hazardous for high‑profile vehicles. Residents are instructed to stay in the lower levels of their homes during the windstorm and avoid windows because of the risk of falling debris.
Washington High Wind Warning
Across southeastern Washington, a high wind warning is in effect from 5 a.m. to 11 p.m. local time on Wednesday for areas including Pomeroy, Anatone and Clarkston, as well as surrounding high‑elevation roadways, according to NWS Spokane.
Southwest winds of 25 to 35 mph are forecast, with gusts between 45 and 65 mph, according to forecasters. Gusts could be strongest above 2,000 feet, where peak winds are expected to reach up to 65 mph. Officials said travel could be difficult throughout the day, with added risk from falling debris and downed tree limbs.
Utah High Wind Warning
In Utah, a high wind warning is in effect from 6 p.m. on Wednesday to 3 a.m. on Thursday for the Great Salt Lake Desert and nearby mountain areas, including Wendover, Park Valley and Dugway.
Northwest winds of 30 to 40 mph are expected, with gusts up to 60 mph. The warning includes a stretch of Interstate 80 from the Utah‑Nevada state line to near milepost 40, where travel could be particularly dangerous for trucks and vehicles with trailers. Officials urged drivers to use extra caution and to secure any loose items that could become airborne.
Nevada High Wind Warning
Southeastern Elko County in Nevada is under a high wind warning from 10 a.m. to 11 p.m. local time on Wednesday. Southwest to west winds of 35 to 45 mph are expected, with gusts up to 60 mph.
In addition to the risk of downed trees and power lines, forecasters warned that blowing dust could reduce visibility to less than half a mile at times. Those conditions could make driving treacherous, particularly along open highways where visibility can deteriorate quickly.
Wind Advisory vs. High Wind Warning
A wind advisory is issued by the NWS when sustained winds are strong enough to cause minor damage and make conditions hazardous, but not severe enough to require a warning. In most areas, this typically means sustained winds of about 30 to 39 mph or gusts that can approach 45 to 57 mph. As of Wednesday morning, wind advisories were in place across California, Nevada, Idaho, Oregon, Washington and Montana.
A high wind warning, by contrast, signals a much more dangerous situation. This alert is issued when sustained winds of 40 mph or higher or gusts of at least 58 mph are expected or already occurring. These conditions can lead to downed trees and power lines, structural damage and power outages, and they can be dangerous or even life‑threatening for motorists, particularly truck drivers and those towing trailers.
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