Rain, thunderstorms, winds and mountain snow; Flash Flood Watch

Stormy weather is moving in for Thursday night and Friday. This low-pressure system to our south will change the wind pattern, pulling in colder conditions. A Flash Flood Watch is in effect for the Wapiti, Ohio, and Big Rock burn scars from late tonight through Friday, where incoming precipitation could trigger debris flows and rapid runoff. Snow levels are hanging around 7,000 feet, with a wintry mix possible below that mark. The storm will clear by Saturday, with dry and sunny conditions this weekend.

For Thursday night, look for scattered rain and thunder. A low temperature in the Snake River Plain around the mid 40's. The winds could gust as high as 25 mph. The chance of precipitation is 100%.

Rain for Friday, with mountain snow above 7,000 feet. A high temperature will reach the upper 40's and lower 50's. Wind speeds will be around 15-20 mph, with gusts above 30 mph. The chance of precipitation is 90%. More scattered showers will continue into Friday night and tapper off by Saturday morning. Low temperatures will drop to the lower 30's. Southwest winds around15-20 mph, becoming north around 10 mph after midnight. Winds could gust as high as 30 mph.

Saturday will be Sunny and cold with a high temperature in the upper 40's and lower 50's. Winds will be light from the north around 5-10 mph

FLASH FLOOD WATCH FOR THE BIG ROCK AND OHIO BURN SCAR REMAINS IN
EFFECT FROM THIS EVENING THROUGH FRIDAY AFTERNOON:

• WHAT…Flash flooding and debris flows caused by excessive rainfall continue to be possible over the Big Rock burn scar and Ohio burn scar.
• WHERE…Portions of central and southeast Idaho, including the following areas, in central Idaho, Wood River Foothills. In southeast Idaho, Upper Snake River Plain.
• WHEN…From this evening through Friday afternoon.
• IMPACTS…Heavy rainfall over the Big Rock and Ohio burn scar is expected up to and during the period of the watch. Residents near the Big Rock and Ohio burn scar should prepare for potential debris flow. Be sure to stay up to date with information from local authorities. Heavy rainfall could trigger flash flooding and debris flows in and near recent wildfire burn scars.
• ADDITIONAL DETAILS…
• National Weather Service Meteorologists are forecasting heavy rainfall over the Big Rock and Ohio burn scar, which may lead to flash flooding and debris flows.
• Some locations that may experience flash flooding include Heise.