Alert archive / Montana / River Flood Warnings in 2011

River Flood Warning 21, NWS Billings, MT

June 28, 2011Sweet Grass County, Montana

NWS Billings, MT issued this river flood warning at Jun 28, 2011, 10:20 AM MDT for Sweet Grass County, Montana. It took effect at Jun 29, 2011, 8:20 AM MDT. It was in force for 7 days.

The area

The counties it named.

The facts

Issued
Jun 28, 2011, 10:20 AM MDT (16:20 UTC)
In effect from
Jun 29, 2011, 8:20 AM MDT
Expired
Jul 6, 2011, 9:00 AM MDT
In force
7 days
Issued by
NWS Billings, MT
Flood severity
Minor

County Sweet Grass County, MT

The radar

The Billings radar (KBLX), 103 km from the middle of the area, began a volume at 16:23 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 Boulder River at Big Timber (BTMM8). The gauge peaked at 8.02 ft at Jun 30, 2011, 12:00 PM MDT.

minor5678906/2806/2906/3007/0107/0207/0307/0407/0507/0607/07
Minor stage
8 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 06200000, 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, in the capitals the NWS used until 2016.

044 
WGUS45 KBYZ 281620
FLWBYZ
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE BILLINGS MT
1020 AM MDT TUE JUN 28 2011

...THE NATIONAL WEATHER SERVICE IN BILLINGS HAS ISSUED A FLOOD 
WARNING UNTIL SATURDAY EVENING FOR THE FOLLOWING LOCATIONS IN 
SOUTH CENTRAL MONTANA...
 
  BOULDER RIVER NEAR BIG TIMBER 

.FLOODING IS EXPECTED AS MOUNTAIN SNOW MELT INCREASES TUESDAY AND
WEDNESDAY. THE WARMEST AIR OF THE SEASON WILL BE OVER THE AREA
TUESDAY AND WEDNESDAY WITH HIGHS PROJECTED IN THE UPPER 80S TO LOWER 
90S OVER THE LOWER ELEVATIONS. THESE VERY WARM READINGS WILL CAUSE 
ANOTHER ROUND OF AGGRESSIVE MOUNTAIN SNOW MELT. THIS SNOW MELT WILL 
CAUSE THE BOULDER RIVER TO RISE QUICKLY TUESDAY AND WEDNESDAY. THE
BOULDER RIVER IS EXPECTED TO RISE ABOVE FLOOD STAGE WEDNESDAY
EVENING AND STAY ABOVE FLOOD STAGE THURSDAY. SCATTERED SHOWERS AND
THUNDERSTORMS ARE ALSO EXPECTED THURSDAY WHICH WILL KEEP WATER
LEVELS HIGH THROUGH FRIDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SAFETY MESSAGE...A RIVER FLOOD WARNING MEANS RIVER FLOODING IS 
EXPECTED TO IMPACT PEOPLE AND PROPERTY IN THE WARNED AREAS. PREPARE 
FOR FLOODING IMPACTS ASSOCIATED WITH THE FORECAST RIVER LEVELS IN 
YOUR LOCATION.

THE LATEST STAGES AND FORECASTS FOR RIVERS AND STREAMS CAN BE FOUND 
AT OUR WEB PAGE:  HTTP://WATER.WEATHER.GOV

&&

MTC097-292220-
/O.NEW.KBYZ.FL.W.0021.110629T1730Z-110703T0000Z/
/BTMM8.1.SM.110630T0000Z.110630T1800Z.110702T0000Z.NO/
1020 AM MDT TUE JUN 28 2011

THE NATIONAL WEATHER SERVICE IN BILLINGS HAS ISSUED A 

* FLOOD WARNING FOR 
  THE BOULDER RIVER NEAR BIG TIMBER.
* FROM WEDNESDAY MORNING TO SATURDAY EVENING...OR UNTIL THE WARNING
  IS CANCELLED
* AT 10 AM TUESDAY THE STAGE WAS 6.3 FEET.
* FLOOD STAGE IS 7.0 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE WEDNESDAY EVENING 
  AND CREST NEAR 7.2 FEET EARLY THURSDAY AFTERNOON. THE RIVER SHOULD
  FALL BELOW FLOOD STAGE FRIDAY AFTERNOON...BUT RAIN FROM SHOWERS
  AND THUNDERSTORMS ON THURSDAY COULD KEEP THE RIVER HIGHER A BIT
  LONGER.

&& 
             FLOOD  OBSERVED             FORECAST 12 PM   
LOCATION     STAGE  STAGE   DAY TIME    WED    THU    FRI

BOULDER RIVER
  BIG TIMBER  7.0    6.3   TUE 10 AM    6.7    7.2    6.8

$$
6 follow-up statements
215 
WGUS85 KBYZ 291429
FLSBYZ
FLOOD STATEMENT
NATIONAL WEATHER SERVICE BILLINGS MT
829 AM MDT WED JUN 29 2011

...THE FLOOD WARNING CONTINUES UNTIL SATURDAY EVENING FOR THE 
FOLLOWING LOCATIONS IN SOUTH CENTRAL MONTANA...
 
  BOULDER RIVER NEAR BIG TIMBER 

.RIVER LEVELS HAVE RISEN QUICKLY ON THE BOULDER RIVER DUE TO
INCREASED MOUNTAIN SNOW MELT. THE RIVER EXCEEDED FLOOD STAGE
WEDNESDAY MORNING. THE RIVER WILL STEADY OUT WEDNESDAY AFTERNOON
THEN RISE AGAIN WEDNESDAY NIGHT AND THURSDAY WITH ADDITIONAL SNOW
MELT DUE TO THE VERY WARM TEMPERATURES. THE RIVER SHOULD FALL BELOW
FLOOD STAGE BY SATURDAY EVENING WITH COOLER WEATHER MOVING IN
THURSDAY AND FRIDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE LATEST STAGES AND FORECASTS FOR RIVERS AND STREAMS CAN BE FOUND 
AT OUR WEB PAGE:  HTTP://WATER.WEATHER.GOV

&&

MTC097-302029-
/O.CON.KBYZ.FL.W.0021.110629T1420Z-110703T0000Z/
/BTMM8.1.SM.110629T1225Z.110630T1800Z.110702T0000Z.NR/
829 AM MDT WED JUN 29 2011

THE FLOOD WARNING CONTINUES FOR
  THE BOULDER RIVER AT BIG TIMBER.
* UNTIL SATURDAY EVENING...OR UNTIL THE WARNING IS CANCELLED.
* AT 8 AM WEDNESDAY THE STAGE WAS 7.1 FEET. 
* FLOOD STAGE IS 7.0 FEET. 
* MINOR FLOODING IS OCCURRING AND WILL CONTINUE.
* FORECAST...THE RIVER WILL CREST NEAR 7.2 FEET WEDNESDAY MORNING. A
  SECOND CREST OF NEAR 7.5 FEET IS EXPECTED ON THURSDAY. THE RIVER
  SHOULD FALL BELOW FLOOD STAGE BY SATURDAY EVENING.


&& 
             FLOOD  OBSERVED             FORECAST 12 PM   
LOCATION     STAGE  STAGE   DAY TIME    WED    THU    FRI

BOULDER RIVER
  BIG TIMBER  7.0    7.1   WED 08 AM    7.2    7.5    7.0

$$
411 
WGUS85 KBYZ 301943
FLSBYZ
FLOOD STATEMENT
NATIONAL WEATHER SERVICE BILLINGS MT
143 PM MDT THU JUN 30 2011

...THE FLOOD WARNING CONTINUES UNTIL 600 PM SATURDAY EVENING FOR THE 
FOLLOWING LOCATIONS IN SOUTH CENTRAL MONTANA...
 
  BOULDER RIVER NEAR BIG TIMBER 

.COUNTY OFFICIALS REPORT WIDESPREAD FLOODING ALONG THE UPPER MAIN
BOULDER ROAD...AS WELL AS AFFECTING LOW LYING CAMGROUNDS ALONG THE 
BOULDER RIVER. THE RIVER IS EXPECTED TO CREST TONIGHT AND TREND 
GRADUALLY DOWN BELOW FLOOD STAGE BY SATURDAY NIGHT.  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SIGNIFICANT FLOODING HAS BEEN REPORTED ALONG THE BOULDER RIVER
AFFECTING THE MAIN BOULDER ROAD AND AREA CAMPGROUNDS. PEOPLE IN THE
AREA SHOULD TAKE ACTION TO PREVENT LOSS OF LIFE AND PROPERTY. NEVER
ATTEMPT TO CROSS WATER COVERED ROADS. MOVE TO HIGHER GROUND TO
ESCAPE RISING WATER LEVELS. 

THE LATEST STAGES AND FORECASTS FOR RIVERS AND STREAMS CAN BE FOUND 
AT OUR WEB PAGE:  HTTP://WATER.WEATHER.GOV

&&

MTC097-020143-
/O.CON.KBYZ.FL.W.0021.000000T0000Z-110703T0000Z/
/BTMM8.2.SM.000000T0000Z.110701T0000Z.110702T1200Z.NR/
143 PM MDT THU JUN 30 2011

THE FLOOD WARNING CONTINUES FOR
  THE BOULDER RIVER AT BIG TIMBER.
* UNTIL SATURDAY EVENING...OR UNTIL THE WARNING IS CANCELLED.
* AT 1 PM THURSDAY THE STAGE WAS 8.0 FEET. 
* FLOOD STAGE IS 7.0 FEET. 
* MODERATE FLOODING IS OCCURRING AND WILL CONTINUE INTO THE WEEKEND. 
* FORECAST...THE RIVER WILL CREST NEAR 8.1 FEET TONIGHT.  
  THE RIVER WILL FALL BELOW FLOOD STAGE BY THIS SATURDAY NIGHT. 

&& 
             FLOOD  OBSERVED             FORECAST 12 PM   
LOCATION     STAGE  STAGE   DAY TIME    FRI    SAT    SUN

BOULDER RIVER
  BIG TIMBER  7.0    8.0   THU 01 PM    7.6    6.9    6.6

$$
969 
WGUS85 KBYZ 011824
FLSBYZ
FLOOD STATEMENT
NATIONAL WEATHER SERVICE BILLINGS MT
1224 PM MDT FRI JUL 1 2011

...THE FLOOD WARNING CONTINUES UNTIL NOON MONDAY FOR THE  
FOLLOWING LOCATIONS IN SOUTH CENTRAL MONTANA...
 
  BOULDER RIVER NEAR BIG TIMBER 

.COUNTY OFFICIALS REPORT WIDESPREAD FLOODING CONTINUES ALONG THE
BOULDER RIVER SOUTH OF BIG TIMBER. SOME CAMPGROUNDS HAVE BEEN CLOSED
AND TRAVEL IS NOT RECOMMENDED BEYOND TWO MILE BRIDGE. WATER LEVELS
AT THE BOULDER RIVER NEAR BIG TIMBER WERE AT 7.6 FT FRIDAY MORNING
AFTER PEAKING AT 8 FT THURSDAY. RIVER LEVELS ARE EXPECTED TO  
GRADUALLY TREND DOWN BELOW FLOOD STAGE BY SUNDAY. HOWEVER...
TEMPERATURES WELL ABOVE NORMAL SUNDAY MAY CAUSE WATER LEVELS TO RISE
AGAIN SUNDAY NIGHT.   

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE LATEST STAGES AND FORECASTS FOR RIVERS AND STREAMS CAN BE FOUND 
AT OUR WEB PAGE:  HTTP://WATER.WEATHER.GOV

&&

MTC097-030024-
/O.EXT.KBYZ.FL.W.0021.000000T0000Z-110704T1800Z/
/BTMM8.2.SM.000000T0000Z.000000T0000Z.000000T0000Z.NR/
1224 PM MDT FRI JUL 1 2011

...FLOOD WARNING EXTENDED UNTIL NOON MONDAY FOR
  THE BOULDER RIVER AT BIG TIMBER.
* UNTIL MONDAY AFTERNOON...OR UNTIL THE WARNING IS CANCELLED.
* AT 12 PM FRIDAY THE STAGE WAS 7.6 FEET. 
* FLOOD STAGE IS 7.0 FEET. 
* FLOODING IS OCCURRING. .
* FORECAST...THE RIVER WILL GRADUALLY FALL BELOW FLOOD STAGE THIS
WEEKEND...BUT MAY RISE AGAIN SUNDAY NIGHT OR EARLY MONDAY. 


&& 
             FLOOD  OBSERVED             FORECAST 12 PM   
LOCATION     STAGE  STAGE   DAY TIME    SAT    SUN    MON

BOULDER RIVER
  BIG TIMBER  7.0    7.6   FRI 12 PM    7.2    6.8    6.7

$$
110 
WGUS85 KBYZ 021708
FLSBYZ
FLOOD STATEMENT
NATIONAL WEATHER SERVICE BILLINGS MT
1108 AM MDT SAT JUL 2 2011

...THE FLOOD WARNING CONTINUES UNTIL FURTHER NOTICE FOR THE 
FOLLOWING LOCATIONS IN SOUTH CENTRAL MONTANA...
 
  BOULDER RIVER NEAR BIG TIMBER 

.WIDESPREAD FLOODING ALONG THE BOULDER RIVER SOUTH OF BIG TIMBER IS
EXPECTED TO CONTINUE INTO NEXT WEEK. SOME CAMPGROUNDS HAVE BEEN
CLOSED AND TRAVEL IS NOT RECOMMENDED BEYOND TWO MILE BRIDGE. RIVER
LEVELS ARE EXPECTED TO GRADUALLY TREND DOWN BELOW FLOOD STAGE BY
SUNDAY. HOWEVER...TEMPERATURES WELL ABOVE NORMAL SUNDAY MAY CAUSE
WATER LEVELS TO RISE AGAIN INTO NEXT WEEK.  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PEOPLE LIVING ALONG OR RECREATING NEAR THE BOULDER RIVER THIS
WEEKEND SHOULD USE CAUTION. STREAM FLOWS WILL BE STRONGER
THAN NORMAL AND SOME LOCAL ROADS AND CAMPGROUNDS MAY BE COVERED BY
WATER.

THE LATEST STAGES AND FORECASTS FOR RIVERS AND STREAMS CAN BE FOUND 
AT OUR WEB PAGE:  HTTP://WATER.WEATHER.GOV

&&

MTC097-032308-
/O.EXT.KBYZ.FL.W.0021.000000T0000Z-000000T0000Z/
/BTMM8.2.SM.000000T0000Z.000000T0000Z.000000T0000Z.NO/
1108 AM MDT SAT JUL 2 2011

THE FLOOD WARNING CONTINUES FOR
  THE BOULDER RIVER AT BIG TIMBER.
* UNTIL FURTHER NOTICE.
* AT 11 AM SATURDAY THE STAGE WAS 7.3 FEET. 
* FLOOD STAGE IS 7.0 FEET. 
* FLOODING IS OCCURRING AND WILL CONTINUE INTO NEXT WEEK. 
* FORECAST...THE RIVER WILL FLUCTUATE AROUND FLOOD STAGE INTO NEXT
WEEK.

&& 
             FLOOD  OBSERVED             FORECAST 12 PM   
LOCATION     STAGE  STAGE   DAY TIME    SUN    MON    TUE

BOULDER RIVER
  BIG TIMBER  7.0    7.3   SAT 11 AM    6.8    7.3    7.3

$$
937 
WGUS85 KBYZ 031845
FLSBYZ
FLOOD STATEMENT
NATIONAL WEATHER SERVICE BILLINGS MT
1245 PM MDT SUN JUL 3 2011

...THE FLOOD WARNING CONTINUES UNTIL FURTHER NOTICE FOR THE 
FOLLOWING LOCATIONS IN SOUTH CENTRAL MONTANA...
 
  BOULDER RIVER NEAR BIG TIMBER 

.WIDESPREAD FLOODING ALONG THE BOULDER RIVER SOUTH OF BIG TIMBER IS
EXPECTED TO CONTINUE INTO NEXT WEEK. SOME CAMPGROUNDS ALONG THE RIVER
WILL CONTINUE TO BE IMPACTED AND MAY BE CLOSED. RIVER LEVELS ARE
EXPECTED TO FLUCTUATE AROUND FLOOD STAGE EARLY THIS WEEK AND MAY SEE
A BRIEF SPIKE UP MONDAY DUE TO WARM TEMPERATURES IN THE HIGH COUNTRY
SUNDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PEOPLE LIVING ALONG OR RECREATING NEAR THE BOULDER RIVER THIS
WEEKEND SHOULD USE CAUTION. STREAM FLOWS WILL BE STRONGER
THAN NORMAL AND SOME LOCAL ROADS AND CAMPGROUNDS MAY BE COVERED BY
WATER.

THE LATEST STAGES AND FORECASTS FOR RIVERS AND STREAMS CAN BE FOUND 
AT OUR WEB PAGE:  HTTP://WATER.WEATHER.GOV

&&

MTC097-050045-
/O.CON.KBYZ.FL.W.0021.000000T0000Z-000000T0000Z/
/BTMM8.1.SM.000000T0000Z.000000T0000Z.000000T0000Z.NO/
1245 PM MDT SUN JUL 3 2011

THE FLOOD WARNING CONTINUES FOR
  THE BOULDER RIVER AT BIG TIMBER.
* UNTIL FURTHER NOTICE.
* AT 12 PM SUNDAY THE STAGE WAS 6.9 FEET. 
* FLOOD STAGE IS 7.0 FEET. 
* FLOODING IS OCCURRING AND WILL CONTINUE THROUGH MID WEEK.
* FORECAST...THE RIVER WILL FLUCTUATE AROUND FLOOD STAGE THROUGH MID
WEEK. 


&& 
             FLOOD  OBSERVED             FORECAST 12 PM   
LOCATION     STAGE  STAGE   DAY TIME    MON    TUE    WED

BOULDER RIVER
  BIG TIMBER  7.0    6.9   SUN 12 PM    7.3    7.4    6.9

$$
160 
WGUS85 KBYZ 041833
FLSBYZ
FLOOD STATEMENT
NATIONAL WEATHER SERVICE BILLINGS MT
1233 PM MDT MON JUL 4 2011

...THE FLOOD WARNING CONTINUES UNTIL WEDNESDAY MORNING FOR THE 
FOLLOWING LOCATIONS IN SOUTH CENTRAL MONTANA...
 
  BOULDER RIVER NEAR BIG TIMBER 

.FLOODING WILL CONTINUE ALONG THE BOULDER RIVER THROUGH WEDNESDAY
MORNING. SOME CAMPGROUNDS ALONG THE RIVER HAVE REPORTED FLOODING
AND MAY BE CLOSED. THE RIVER IS EXPECTED TO FALL BELOW FLOOD STAGE
WEDNESDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE LATEST STAGES AND FORECASTS FOR RIVERS AND STREAMS CAN BE FOUND 
AT OUR WEB PAGE:  HTTP://WATER.WEATHER.GOV

&&

MTC097-060033-
/O.CON.KBYZ.FL.W.0021.000000T0000Z-110706T1500Z/
/BTMM8.1.SM.000000T0000Z.000000T0000Z.110706T1500Z.NO/
1233 PM MDT MON JUL 4 2011

THE FLOOD WARNING CONTINUES FOR
  THE BOULDER RIVER AT BIG TIMBER.
* UNTIL WEDNESDAY MORNING.
* AT 12 PM MONDAY THE STAGE WAS 7.6 FEET. 
* FLOOD STAGE IS 7.0 FEET. 
* MINOR FLOODING IS OCCURRING. THE FORECAST IS FOR MINOR FLOODING.
* FORECAST...THE RIVER WILL FALL BELOW FLOOD STAGE WEDNESDAY MORNING.

&& 
             FLOOD  OBSERVED             FORECAST 12 PM   
LOCATION     STAGE  STAGE   DAY TIME    TUE    WED    THU

BOULDER RIVER
  BIG TIMBER  7.0    7.6   MON 12 PM    7.4    6.9    6.4

$$

Nearby

River Flood Warnings in Montana, 2011Every river flood warning in 2011

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.