Abundant lightning in the western United States last 48 hours

Lightning 48 hour period
Lightning during the 48-hour period ending at 12:59 p.m. MDT May 31, 2020.

There has been a great deal of lightning in the western U.S. in the last 48 hours.

Below is the precipitation recorded over the last 48 hours.

Precip last 48 hours
Precipitation during the 48-hour period ending at 1:30 p.m. MDT May 31, 2020. NWS.

It will be interesting to see how many wildfires are ignited.

Red Flag Warnings and lightning in the West

Red Flag Warnings issued Thursday for areas in Oregon, Utah, Wyoming, and Colorado

lightning
Lightning between 6 a.m. Aug. 28 and 6 a.m. Aug. 29, 2019 MDT.

Moderate amounts of lightning occurred Wednesday in Southern Oregon, Northern California and Central Nevada, while larger numbers of strikes were detected in New Mexico and Arizona. Most areas where the lightning occurred in Oregon, California, and Nevada received light rain but many locations in Arizona and New Mexico saw heavier precipitation along with the lightning.

Here is a summary from the Northwest Geographic Area Coordination Center issued Thursday at 6:57 a.m. PDT:

Thunderstorms moved north across the Pacific Northwest spreading moderate lightning from the California border to the Puget Sound. Pockets of lightning occurred in South Central Oregon, the Oregon and southern Washington Cascades, and Western Oregon and southwest Washington, with scattered light precipitation. Isolated lightning strikes in Eastern Washington and Northeast Oregon. Light initial attack occurred with the largest fire reported in Central Washington for approximately 100 acres.

 

Observed precipitation
Observed precipitation between 9 a.m. CDT Aug. 28 and 9 a.m. Aug. 29, 2019.

Dry lightning is in the forecast for most of Utah Thursday, resulting in Red Flag Warnings.

Red Flag Warnings
Red Flag Warnings for August 29, 2019.

(Red Flag Warnings can be modified throughout the day as NWS offices around the country update and revise their weather forecasts.)

More than 7,000 lightning strikes in Washington and Oregon Saturday

lightning strikes recorded Washington Oregon
There were 7,436 lightning strikes recorded in Washington and Oregon during the 24-hour period ending at 8 a.m. PDT August 11, 2019.

The Northwest United States experienced another day of lightning Saturday.

Lightning strikes map
Lightning strikes and precipitation observed during the 24-hour period ending at 6 a.m. MDT August 11, 2019.

Lightning and rain in the Northwest, Red Flag Warning in five states

lightning precipitation August 9
Lightning and precipitation for the 24-hour period ending at 6 a.m. MDT August 10, 2019. Scroll down to see a map showing precipitation for the 48-hour period ending at 5:15 a.m. PDT August 10, 2019.

Thunderstorms were prevalent in the Northwest United States on Friday with many areas receiving rain ranging from a trace to about half an inch in some locations in Northwest California and Southwest Oregon.

Thunderstorms apparently affected the route of Air Tanker 911, a DC-10, as it ferried from Moses Lake, Washington to Sacramento McClellan Friday night, lengthening the planned 600-mile flight to 749 miles.

Tanker 911 MWH to MCC
During a ferry flight from Moses Lake, Washington to Sacramento McClellan, Air Tanker 911, a DC-10, apparently had to divert around thunderstorms in Oregon, increasing the planned 600-mile flight to 749 miles, arriving at MCC at 9:27 p.m. PDT August 9, 2019. Flightaware map.
precipitation 48 hours August 10, 2019
Precipitation during the 48-hour period ending at 5:15 a.m. PDT August 10, 2019.

Some rain will continue on Saturday across Washington, Montana, and Northern Idaho.

Precipitation forecast Northwest US
Precipitation forecast for the Northwest US at 11 a.m. PDT August 10, 2019.

The threat of thunderstorms, lightning, gusty winds, or dry fuels have triggered Red Flag Warnings across six states

Red Flag Warnings
Red Flag Warnings in effect at 5 a.m. PDT August 10, 2019. Red Flag Warnings can be modified throughout the day as NWS offices around the country update and their forecasts.

Red Flag Warnings and Lightning strikes, August 2, 2019

Lightning strikes map
Lightning strikes during the 24-hour period ending at 4:29 a.m. MDT August 2, 2019.

Lightning strikes, above, and accumulated precipitation, below.

Accumulated precipitation
Accumulated precipitation during the 72-hour period ending at 4 a.m. MDT August 2, 2019.
Dry lightning strikes
Dry lightning strikes shown with the degree of dryness, August 1, 2019.

 

On Friday the Red Flag Warning areas in Washington, Idaho, and southwestern Montana could experience additional lightning with little or no rain.

Red Flag Warnings August 2, 2019
Red Flag Warnings August 2, 2019

Lightning blankets Montana and the Northwest

lightning map montana washington idaho oregon
Lightning detected between 6 a.m. June 27 and 6 a.m. June 28 (MT).

Thousands of lighting strikes hit Montana, Idaho, Washington, and Oregon Thursday and Thursday night. Much of the area also received at least a little precipitation over the last 48 hours, which could reduce, but not eliminate, the threat of new wildfires.

lightning precipitation rain
Precipitation that occurred during the 48 hours ending at 8 a.m. MDT June 28, 2019.