WEATHER ALERT: Flash Flood Watch issued for Granite, surrounding counties
GRANITE COUNTY - The National Weather Service office in Missoula, Montana has issued a Flash Flood Watch for Granite County.
Due to an atmospheric river coming in from the west will keep highs in the 40s with lows not going below freezing at night. This will create a lot of runoff that could cause a variety of problems with roads, rivers, and streams.
Below is a copy of the NWS alert.
FLOOD WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH MONDAY
AFTERNOON...
* WHAT...Flooding caused by rain and/or snow melt and/or ice jam is
possible.
* WHERE...Portions of western Montana, including the following
counties, Flathead, Lake, Lincoln, and Sanders, Granite, Mineral,
Missoula and Ravalli Counties.
* WHEN...From Saturday afternoon through Monday afternoon.
* IMPACTS...Excessive runoff may result in flooding of creeks,
streams, and other low-lying and flood-prone locations. Creeks and
streams may rise out of their banks from ice jam releases.
Flooding may occur in poor drainage and urban areas, including
basements and crawlspaces.
* ADDITIONAL DETAILS...
- An atmospheric river will bring a significant warm up along
with widespread rain Saturday into Monday next week (February
24). High temperatures will reach into the 40s, with
overnight temperatures staying above freezing, increasing
area snow melt and runoff and introducing the risk for ice jam
releases.
- https://www.weather.gov/mso/hydrology
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be prepared to take action
should Flood Warnings be issued.
Prevent Roof & Gutter Issues: Clear gutters and downspouts to allow
proper drainage and reduce the risk of ice dams and leaks.
Remove snow from roofs where safely able to do so.
Prevent Water Ponding & Flooding: Move snow away from home
foundations and clear window wells, to ensure proper drainage.
Be Aware of Standing Water on Roads: Avoid driving through flooded
areas and be cautious of changing conditions.
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