971
WGUS85 KMSO 171909
FLSMSO
FLOOD ADVISORY
NATIONAL WEATHER SERVICE MISSOULA MT
1209 PM MST WED DEC 17 2025
...THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A FLOOD
ADVISORY FOR THE FOLLOWING RIVERS IN MONTANA...
YAAK RIVER NEAR TROY AFFECTING LINCOLN COUNTY.
FOR THE YAAK RIVER...INCLUDING NEAR TROY...ELEVATED RIVER LEVELS ARE
FORECAST.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ENCOUNTER A FLOODED ROADWAY, TURN AROUND AND FIND AN
ALTERNATIVE ROUTE.
PLEASE REPORT OBSERVED FLOODING TO LOCAL EMERGENCY SERVICES OR LAW
ENFORCEMENT AND REQUEST THEY PASS THIS INFORMATION TO THE NATIONAL
WEATHER SERVICE WHEN YOU CAN DO SO SAFELY.
ADDITIONAL INFORMATION IS AVAILABLE AT WWW.WEATHER.GOV.
THE NEXT STATEMENT WILL BE ISSUED THURSDAY AT 12 PM.THURSDAY
AFTERNOON AT NOON MST.
MTC053-181900-
/O.NEW.KMSO.FL.Y.0001.251217T1909Z-251218T1900Z/
/TRYM8.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
1209 PM MST WED DEC 17 2025
...FLOOD ADVISORY IN EFFECT FROM THIS AFTERNOON TO EARLY TOMORROW
AFTERNOON...
* WHAT...MINOR FLOODING CAUSED BY EXCESSIVE RAINFALL IS EXPECTED OR
ONGOING.
* WHERE...YAAK RIVER NEAR NEAR TROY.
* WHEN...FROM THIS AFTERNOON TO EARLY TOMORROW AFTERNOON.
* IMPACTS...AT 8.0 FEET, FLOODING AFFECTS LOW LYING AREAS ADJACENT
TO THE RIVER.
AT 8.5 FEET, FLOODING AFFECTS LOW LYING AREAS ADJACENT TO THE
RIVER INCLUDING HOMES AND ACCESS ROADS. SYLVANITE RANGER STATION
ROAD AND UPPER FORD ROAD AFFECTED BY FLOODING.
* ADDITIONAL DETAILS...
- AT 11:45 AM MST WEDNESDAY THE STAGE WAS 7.9 FEET.
- BANKFULL STAGE IS 7.5 FEET.
- FORECAST...THE RIVER IS EXPECTED TO FALL TO 4.4 FEET
SATURDAY, DECEMBER 27.
- ACTION STAGE IS 7.5 FEET.
- FLOOD STAGE IS 8.0 FEET.
- HTTPS://WWW.WEATHER.GOV/MSO/HYDROLOGY
LAT...LON 4894 11534 4886 11539 4889 11559 4878 11562
4875 11581 4864 11579 4851 11592 4860 11600
4867 11593 4877 11600 4883 11598 4887 11589
4888 11573 4897 11569 4900 11562
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