Weather Alerts for Raft River Region

Issued by the National Weather Service

Flash Flood Watch  FLASH FLOOD WATCH   Flash Flood Watch
RAFT RIVER REGION

Areas Affected:
Blackfoot Mountains - Marsh and Arbon Highlands
Effective: Sat, 6/3 2:09pm Updated: Mon, 6/5 7:01am Urgency: Expected
Expires: Mon, 6/5 3:00pm Severity:  Severe  Certainty: Possible

 
Details:
...FLASH FLOOD WATCH FOR THE POTENTIAL FAILURE OF PORTNEUF DAM
SPILLWAY ON CHESTERFIELD RESERVOIR ON THE PORTNEUF RIVER REMAINS IN
EFFECT THROUGH MONDAY AFTERNOON...
* WHAT...Flash Flooding caused by a potential spillway failure is
possible at the Portneuf Dam on Chesterfield Reservoir.
* WHERE...A portion of southeast Idaho, including along the Portneuf
River downstream of Chesterfield Reservoir thorugh Pebble and
along Old Highway 30 south to Lava Hot Springs and downstream to
McCammon.
* WHEN...Through Monday afternoon.
* IMPACTS...Failure of the spillway may result in flash flooding of
low-lying areas below the dam, including areas that are already
experiencing flooding along the Portneuf River.
* ADDITIONAL DETAILS...
- http://www.weather.gov/safety/flood

Information:
You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued. PLAN NOW so you will know
what to do in an emergency.
Officials remain on site closely monitoring the situation. Please
follow Caribou County Sheriffs Office on social media and consider
signing up for Caribou County Alert Sense for the latest information.

CoCoRaHS (Community Collaborative Rain, Hail and Snow Network) Station Number: ID-GM-5 Live Lightning Map - USA Boise Skywarn Spotter ID: DO21 AlertID Northwestern Weather Network Southwestern Weather Network

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