Active Weather Alerts
Freeze Warning
Issued: 6:09 PM May. 18, 2026 – National Weather Service
...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR AMERICAN FALLS RESERVOIR... ...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM MDT TUESDAY... * WHAT...For the Lake Wind Advisory for American Falls Reservoir, north winds 10 to 20 mph with gusts up to 30 mph. For the Freeze Warning, sub-freezing temperatures as low as 20 expected. * WHERE...Lower Snake River Plain. * WHEN...For the Lake Wind Advisory, until 9 PM MDT this evening. For the Freeze Warning, from midnight tonight to 9 AM MDT Tuesday. * IMPACTS...Strong winds and rough waves on area lakes will create hazardous conditions for small craft. Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Boaters on area lakes should use extra caution since strong winds and rough waves can overturn small craft. Take steps now to protect tender plants from the cold. &&
Lake Wind Advisory
Issued: 6:09 PM May. 18, 2026 – National Weather Service
...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR AMERICAN FALLS RESERVOIR... ...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM MDT TUESDAY... * WHAT...For the Lake Wind Advisory for American Falls Reservoir, north winds 10 to 20 mph with gusts up to 30 mph. For the Freeze Warning, sub-freezing temperatures as low as 20 expected. * WHERE...Lower Snake River Plain. * WHEN...For the Lake Wind Advisory, until 9 PM MDT this evening. For the Freeze Warning, from midnight tonight to 9 AM MDT Tuesday. * IMPACTS...Strong winds and rough waves on area lakes will create hazardous conditions for small craft. Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Boaters on area lakes should use extra caution since strong winds and rough waves can overturn small craft. Take steps now to protect tender plants from the cold. &&
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