Alert archive / Missouri / River Flood Warnings in 2011
River Flood Warning 46, NWS St. Louis, MO
NWS St. Louis, MO issued this river flood warning at Mar 5, 2011, 8:32 PM CST for Jefferson County, Saint Louis County, Missouri. It took effect at Mar 6, 2011, 3:00 PM CST. It was in force for 21 hr.
The area
The counties it named.
The facts
- Issued
- Mar 5, 2011, 8:32 PM CST (02:32 UTC)
- In effect from
- Mar 6, 2011, 3:00 PM CST
- Expired
- Mar 7, 2011, 11:30 AM CST
- In force
- 21 hr
- Issued by
- NWS St. Louis, MO
- Flood severity
- Minor
Counties Jefferson County, MO, Saint Louis County, MO
The radar
The St Louis radar (KLSX), 32 km from the middle of the area, began a volume at 02:33 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 Meramec River at Arnold (ARNM7).
- Action stage
- 22 ft
- Minor stage
- 24 ft
- Moderate stage
- 35 ft
- Major stage
- 38 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 07019300, 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.
448
WGUS43 KLSX 060232
FLWLSX
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
832 PM CST SAT MAR 5 2011
...THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A FLOOD
WARNING FOR THE FOLLOWING RIVER IN MISSOURI...
MERAMEC RIVER NEAR ARNOLD AFFECTING JEFFERSON AND ST. LOUIS
COUNTIES
.THIS FLOOD WARNING IS A RESULT OF BACKWATER FROM THE MISSISSIPPI RIVER
AND RECENT HEAVY RAIN...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THE NATIONAL WEATHER SERVICE WILL MONITOR THIS DEVELOPING SITUATION AND
ISSUE FOLLOW UP STATEMENTS AS CONDITIONS OR FORECASTS CHANGE.
SAFETY MESSAGE...NEVER DRIVE CARS...TRUCKS OR SPORT UTILITY VEHICLES
THROUGH FLOODED AREAS. THE WATER MAY BE TOO DEEP TO ALLOW FOR SAFE
PASSAGE.
THIS PRODUCT ALONG WITH ADDITIONAL WEATHER AND STREAM INFORMATION IS
AVAILABLE AT HTTP://WWW.CRH.NOAA.GOV/AHPS2/INDEX.PHP?WFO=LSX /LOWER
CASE/
&&
MOC099-189-070232-
/O.NEW.KLSX.FL.W.0046.110306T2100Z-110309T1800Z/
/ARNM7.1.ER.110306T2100Z.110307T1800Z.110308T1800Z.NO/
832 PM CST SAT MAR 5 2011
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* FLOOD WARNING FOR
THE MERAMEC RIVER NEAR ARNOLD
* UNTIL TUESDAY.
* AT 7:45 PM SATURDAY THE STAGE WAS 23.4 FEET.
* FLOOD STAGE IS 24.0 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...RISE ABOVE FLOOD STAGE BY TOMORROW AFTERNOON AND
CREST NEAR 24.5 FEET BY MONDAY AFTERNOON. THE RIVER WILL THEN
FALL BELOW FLOOD STAGE BY TUESDAY AFTERNOON.
* IMPACT...AT 24.0 FEET...CORISANDE HILLS ROAD BEGINS FLOODING AT THIS
HEIGHT. MERAMEC BOTTOM ROAD BETWEEN HAGEMAN ROAD AND HIGHWAY 21
BEGINS FLOODING.
* IMPACT...AT 23.5 FEET...THE BOAT RAMPS AND FISHING BANKS AT ARNOLD
CITY PARK AND AT THE FLAMM CITY ACCESS ON THE WEST BANK NEAR THE
TELEGRAPH ROAD BRIDGE ARE FLOODED.
* IMPACT...AT 23.0 FEET...OLD TELEGRAPH ROAD AT EARL WIDMAN COUNTY
PARK AND BUTLER HILL ROAD WEST BEYOND SUMMERHEDGE PLACE BEGIN
FLOODING.
$$
&&
FLD LATEST 7AM FORECAST
LOCATION STG OBS STG 03/06 03/07 03/08 03/09 03/10
MERAMEC RIVER
ARNOLD 24.0 23.36 23.7 24.4 24.2 23.1 21.93 follow-up statements
086
WGUS83 KLSX 061651
FLSLSX
FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1051 AM CST SUN MAR 6 2011
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVER IN MISSOURI...
THE MERAMEC RIVER NEAR
...ARNOLD
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THE NATIONAL WEATHER SERVICE WILLCONTINUE TO ISSUE FOLLOW UP STATEMENTS
AS CONDITIONS OR FORECASTS CHANGE.
SAFETY MESSAGE...NEVER DRIVE CARS...TRUCKS OR SPORT UTILITY VEHICLES
THROUGH FLOODED AREAS. THE WATER MAY BE TOO DEEP TO ALLOW FOR SAFE
PASSAGE.
THIS PRODUCT ALONG WITH ADDITIONAL WEATHER AND STREAM INFORMATION IS
AVAILABLE AT HTTP://WWW.CRH.NOAA.GOV/AHPS2/INDEX.PHP?WFO=LSX /LOWER
CASE/
&&
MOC099-189-071651-
/O.EXT.KLSX.FL.W.0046.110306T2100Z-110309T1400Z/
/ARNM7.1.ER.110306T2100Z.110307T0600Z.110308T1400Z.NO/
1051 AM CST SUN MAR 6 2011
THE FLOOD WARNING CONTINUES FOR
THE MERAMEC RIVER NEAR ARNOLD
* UNTIL TUESDAY.
* AT 9:45 AM SUNDAY THE STAGE WAS 23.8 FEET.
* FLOOD STAGE IS 24.0 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE TO NEAR 24.3 FEET OVERNIGHT
AND FALL BELOW FLOOD STAGE TUESDAY MORNING.
* IMPACT...AT 24.7 FEET...HAWKINS RD. SOUTH OF MERAMEC BOTTOM RD. FLOODS.
* IMPACT...AT 24.0 FEET...CORISANDE HILLS ROAD FLOODS. MERAMEC BOTTOM
ROAD BETWEEN HAGEMAN ROAD AND HIGHWAY 21 FLOODS.
$$
&&
FLD LATEST 7AM FORECAST
LOCATION STG OBS STG 03/07 03/08 03/09 03/10 03/11
MERAMEC RIVER
ARNOLD 24.0 23.81 24.3 24.1 23.0 21.9 20.9310
WGUS83 KLSX 070305
FLSLSX
FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
905 PM CST SUN MAR 6 2011
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVER IN MISSOURI...
MERAMEC RIVER NEAR ARNOLD
.THIS FLOOD WARNING IS A RESULT OF RECENT RAIN AND BACKWATER EFFECT FROM
THE MISSISSIPPI RIVER...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SAFETY MESSAGE...NEVER DRIVE CARS...TRUCKS OR SPORT UTILITY VEHICLES
THROUGH FLOODED AREAS. THE WATER MAY BE TOO DEEP TO ALLOW FOR SAFE
PASSAGE.
THIS PRODUCT ALONG WITH ADDITIONAL WEATHER AND STREAM INFORMATION IS
AVAILABLE AT HTTP://WWW.CRH.NOAA.GOV/AHPS2/INDEX.PHP?WFO=LSX /LOWER
CASE/
&&
MOC099-189-080305-
/O.EXT.KLSX.FL.W.0046.000000T0000Z-110308T1800Z/
/ARNM7.1.ER.110307T0600Z.110307T0600Z.110307T1800Z.NO/
905 PM CST SUN MAR 6 2011
THE FLOOD WARNING CONTINUES FOR
THE MERAMEC RIVER NEAR ARNOLD
* UNTIL MONDAY.
* AT 8:45 PM SUNDAY THE STAGE WAS 23.9 FEET.
* FLOOD STAGE IS 24.0 FEET.
* FORECAST...THE RIVER WILL CREST NEAR FLOOD STAGE LATE TONIGHT THEN
BEGIN TO FALL MONDAY.
* IMPACT...AT 24.0 FEET...CORISANDE HILLS ROAD BEGINS FLOODING AT THIS
HEIGHT. MERAMEC BOTTOM ROAD BETWEEN HAGEMAN ROAD AND HIGHWAY 21
BEGINS FLOODING.
* IMPACT...AT 23.5 FEET...THE BOAT RAMPS AND FISHING BANKS AT ARNOLD
CITY PARK AND AT THE FLAMM CITY ACCESS ON THE WEST BANK NEAR THE
TELEGRAPH ROAD BRIDGE ARE FLOODED.
* IMPACT...AT 23.0 FEET...OLD TELEGRAPH ROAD AT EARL WIDMAN COUNTY
PARK AND BUTLER HILL ROAD WEST BEYOND SUMMERHEDGE PLACE BEGIN
FLOODING.
$$
&&
FLD LATEST 7AM FORECAST
LOCATION STG OBS STG 03/07 03/08 03/09 03/10 03/11
MERAMEC RIVER
ARNOLD 24.0 23.91 24.0 23.6 22.9 21.8 20.6208
WGUS83 KLSX 071730
FLSLSX
FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1130 AM CST MON MAR 7 2011
...THE FLOOD WARNING IS CANCELLED...
THE MERAMEC RIVER NEAR
...ARNOLD
THIS PRODUCT ALONG WITH ADDITIONAL WEATHER AND STREAM INFORMATION IS
AVAILABLE AT HTTP://WWW.CRH.NOAA.GOV/AHPS2/INDEX.PHP?WFO=LSX /LOWER
CASE/
&&
MOC099-189-071800-
/O.CAN.KLSX.FL.W.0046.000000T0000Z-110308T1800Z/
/ARNM7.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
1130 AM CST MON MAR 7 2011
THE FLOOD WARNING IS CANCELLED FOR
THE MERAMEC RIVER NEAR ARNOLD.
* AT 10:45 AM MONDAY THE STAGE WAS 23.7 FEET.
* FLOOD STAGE IS 24.0 FEET.
* FORECAST...THE RIVER CRESTED BELOW FLOOD STAGE AT 23.9 FEET
AND WILL CONTINUE TO FALL.
* IMPACT...AT 23.5 FEET...THE BOAT RAMPS AND FISHING BANKS AT ARNOLD
CITY PARK AND AT THE FLAMM CITY ACCESS ON THE WEST BANK NEAR THE
TELEGRAPH ROAD BRIDGE ARE FLOODED.
* IMPACT...AT 23.0 FEET...OLD TELEGRAPH ROAD AT EARL WIDMAN COUNTY
PARK AND BUTLER HILL ROAD WEST BEYOND SUMMERHEDGE PLACE BEGIN
FLOODING.
$$
&&
FLD LATEST 7AM FORECAST
LOCATION STG OBS STG 03/08 03/09 03/10 03/11 03/12
MERAMEC RIVER
ARNOLD 24.0 23.66 23.3 22.6 21.6 20.5 19.4The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 5, 7:04 PM CST | River Flood Warning | LSX | Reynolds | 9 hr |
| Mar 5, 9:52 PM CST | River Flood Warning | LSX | Saint Charles | 18 hr |
Nearby
River Flood Warnings in Missouri, 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.