Alert archive / Montana / River Flood Warnings in 2021
River Flood Warning 1, NWS Missoula, MT
NWS Missoula, MT issued this river flood warning at May 25, 2021, 10:56 AM MDT for Missoula County, Montana. It took effect at May 26, 2021, 11:56 PM MDT. It was in force for 60 hr.
The area
The outline as issued.
The facts
- Issued
- May 25, 2021, 10:56 AM MDT (16:56 UTC)
- In effect from
- May 26, 2021, 11:56 PM MDT
- Expired
- May 29, 2021, 11:45 AM MDT
- In force
- 60 hr
- Issued by
- NWS Missoula, MT
- Area
- Storm-based polygon
- Flood severity
- Minor
County Missoula County, MT
The radar
The Missoula radar (KMSX), 18 km from the middle of the area, began a volume at 16:57 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The river
Written for the forecast point Clark Fork River above Missoula (ABOM8). The gauge peaked at 7.96 ft at May 29, 2021, 12:00 AM MDT.
- Action stage
- 7 ft
- Minor stage
- 7.5 ft
- Moderate stage
- 11 ft
- Major stage
- 13 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 12340500, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.
The text
As transmitted.
807
WGUS45 KMSO 251656
FLWMSO
Flood Warning
National Weather Service Missoula MT
1056 AM MDT Tue May 25 2021
...The National Weather Service in Missoula MT has issued a Flood
Warning for the following rivers in Montana...
Clark Fork River Above Missoula affecting Missoula County.
For the Clark Fork River...including Above Missoula...Minor flooding
is forecast.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Motorists should not attempt to drive around barricades or drive
cars through flooded areas.
MTC063-261700-
/O.NEW.KMSO.FL.W.0001.210527T0556Z-000000T0000Z/
/ABOM8.1.RS.000000T0000Z.000000T0000Z.000000T0000Z.NO/
1056 AM MDT Tue May 25 2021
The National Weather Service in Missoula has issued a
* Flood Warning for
the Clark Fork River Above Missoula.
* From Wednesday evening until further notice.
* Flood stage is 7.5 feet.
* Forecast...The river is expected to rise above flood stage late
Wednesday evening and will continue rising to a crest of around
8.5 feet Saturday morning.
* Impact...At 7.5 feet, Flooding of low lying areas adjacent to the
river is possible. Flood waters begin to flood streets in the
Orchard Homes area, specifically the north end of Tower Street
including Kehrwald Drive.
&&
LAT...LON 4690 11395 4691 11390 4690 11387 4684 11382
4685 11391 4684 11403 4686 11413 4690 11410
4691 11402
$$3 follow-up statements
030
WGUS85 KMSO 261645
FLSMSO
Flood Statement
National Weather Service Missoula MT
1045 AM MDT Wed May 26 2021
...The Flood Warning continues for the following rivers in Montana...
Clark Fork River Above Missoula affecting Missoula County.
For the Clark Fork River...including Above Missoula...Minor flooding
is forecast.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Motorists should not attempt to drive around barricades or drive
cars through flooded areas.
MTC063-272100-
/O.CON.KMSO.FL.W.0001.210527T0556Z-000000T0000Z/
/ABOM8.1.RS.000000T0000Z.000000T0000Z.000000T0000Z.NO/
1045 AM MDT Wed May 26 2021
...The Flood Warning remains in effect...
The Flood Warning continues for
the Clark Fork River Above Missoula.
* From this evening until further notice.
* Flood stage is 7.5 feet.
* Forecast...The river is expected to rise above flood stage late
Wednesday night and continue rising to a crest of around 8.5 feet
Saturday morning.
* Impact...At 7.5 feet, Flooding of low lying areas adjacent to the
river is possible. Flood waters begin to flood streets in the
Orchard Homes area, specifically the north end of Tower Street
including Kehrwald Drive.
&&
LAT...LON 4690 11395 4691 11390 4690 11387 4684 11382
4685 11391 4684 11403 4686 11413 4690 11410
4691 11402
$$220
WGUS85 KMSO 271822
FLSMSO
Flood Statement
National Weather Service Missoula MT
1222 PM MDT Thu May 27 2021
...The Flood Warning continues for the following rivers in Montana...
Clark Fork River Above Missoula affecting Missoula County.
For the Clark Fork River...including Above Missoula...Minor flooding
is forecast.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Motorists should not attempt to drive around barricades or drive
cars through flooded areas.
MTC063-282115-
/O.CON.KMSO.FL.W.0001.000000T0000Z-000000T0000Z/
/ABOM8.1.RS.000000T0000Z.000000T0000Z.000000T0000Z.NO/
1222 PM MDT Thu May 27 2021
...The Flood Warning remains in effect...
The Flood Warning continues for
the Clark Fork River Above Missoula.
* Until further notice.
* Flood stage is 7.5 feet.
* Forecast...The river has reached minor flood stage and will
continue rising to a crest of around 8.5 feet Saturday morning.
The river is expected to remain above minor flood stage through at
least Wednesday, June 2. The river stage will range between 8.0
and 8.5 feet late this weekend into next week.
* Impact...At 7.5 feet, Flooding of low lying areas adjacent to the
river is possible. Flood waters begin to flood streets in the
Orchard Homes area, specifically the north end of Tower Street
including Kehrwald Drive.
&&
LAT...LON 4690 11395 4691 11390 4690 11387 4684 11382
4685 11391 4684 11403 4686 11413 4690 11410
4691 11402
$$
AL591
WGUS85 KMSO 291745
FLSMSO
Flood Statement
National Weather Service Missoula MT
1145 AM MDT Sat May 29 2021
...The Flood Warning is cancelled for the following rivers in
Montana...
Clark Fork River Above Missoula affecting Missoula County.
MTC063-291845-
/O.CAN.KMSO.FL.W.0001.000000T0000Z-210529T1745Z/
/ABOM8.1.RS.700125T2031Z.700125T2031Z.700125T2031Z.NO/
1145 AM MDT Sat May 29 2021
...The Flood Warning for the Clark Fork River Above Missoula has
been cancelled...
The Flood Warning is cancelled for
the Clark Fork River Above Missoula.
* A flood advisory has replaced the flood warning.
* Forecast...Minor flooding continues.
&&
LAT...LON 4690 11395 4691 11390 4690 11387 4684 11382
4685 11391 4684 11403 4686 11413 4690 11410
4691 11402
$$Nearby
River Flood Warnings in Montana, 2021Every river flood warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.