Alert archive / Missouri / Flash Flood Warnings in 1991
Flash Flood Warning 5, NWS St. Louis, MO
NWS St. Louis, MO issued this flash flood warning at Jun 2, 1991, 12:56 AM CDT for Phelps County, Missouri. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Jun 2, 1991, 12:56 AM CDT (05:56 UTC)
- Expired
- Jun 2, 1991, 4:00 AM CDT
- In force
- 3 hr
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Phelps County, MO
The nearest sounding before it
Springfield, MO (KUMN), launched 00:00Z, 5.9 hours before the alert went out and 208 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 2215 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 1184 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- -24 m²/s²
- 0-3 km storm-relative helicity
- -3 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSTL 020603 COR FFWSTL MOC161-020900- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING...CORRECTION ON CLARK NATIONAL FOREST... NATIONAL WEATHER SERVICE ST LOUIS MO 1256 AM CDT SUN JUN 2 1991 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 400 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN EAST CENTRAL MISSOURI ...PHELPS COUNTY AT 1245 AM CDT...RADAR AND SATELLITE INDICATED THUNDERSTORMS OVER PHELPS COUNTY. THESE STORMS HAVE PRODUCED VERY HEAVY RAIN AND WILL PERSIST IN THE AREA THROUGH AT LEAST 2 AM. STREET FLOODING AND SMALL STREAM FLASH FLOODING IS EXPECTED. RESIDENTS OF ROLLA AND EDGAR SPRINGS AND PERSONS IN THE CLARK NATIONAL FOREST ARE IN THE FLASH FLOOD WARNING. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED...ACT QUICKLY. MOVE UP TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. TUCKER
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jun 1, 9:01 PM CDT, 3 hours 55 minutes before
MOZALL-020300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 900 PM CDT SAT JUN 1 1991 SEVERE THUNDERSTORM WATCH NUMBER 467 WHICH INCLUDED A SMALL PORTION OF NORTHWEST MISSOURI HAS BEEzN TERMINATED. SEVERE THUNDERSTORM WATCH NUMBER 471 REMAINS IN EFFECT FOR A LARGE PORTION OF CENTRAL AND SOUTHWEST MISSOURI UNTIL 100 AM CDT SUNDAY.
Special weather statement, Jun 1, 9:57 PM CDT, 2 hours 59 minutes before
MOZALL-020400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 1000PM CDT SAT JUN 1 1991 SEVERE THUNDERSTORM WATCH NUMBER 471 WHICH INCLUDED A LARGE PORTION OF CENTRAL AND SOUTHWEST MISSOURI WAS TERMINATED. SCATTERED THUNDERSTORMS...A FEW WILL HEAVY RAINS WILL OCCUR DURING THE NIGHT OVER MISSOURI. REH
Special weather statement, Jun 1, 10:17 PM CDT, 2 hours 39 minutes before
MOZ006-009-010-013-014-020400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 1000 PM CDT SAT JUN 1 1991 ...STRONG THUNDERSTORMS WERE OVER WESTERN PARTS OF CENTRAL MISSOURI... AT 1000 PM...AN INTENSE THUNDERSTORM WAS IN CENTRAL MISSOURI...30 MILES WEST OF COLUMBIA...NEAR PILOT GROVE. THIS THUNDERSTORM WAS PART OF A LARGER AREA OF STRONG THUNDERSTORMS THAT STRETCHED ALONG THE WEST SIDE OF CENTRAL MISSOURI FROM KIRKSVILLE TO 30 MILES WEST OF COLUMBIA TO 35 MILES WEST OF ROLLA. THE THUNDERSTORMS WERE MOVING EAST AT 20 MPH. THE THUNDERSTORMS WILL PRODUCE HEAVY RAIN AND DANGEROUS LIGHTNING ALONG WITH STRONG GUSTY WIND OF 35 TO 40 MPH. AT LEAST SOME SMALL HAIL IS ALSO POSSIBLE. THE STORMS WILL BE OVER THE COLUMBIA AND JEFFERSON CITY AREA BETWEEN 11PM AND MIDNIGHT. LARM
Special weather statement, Jun 1, 11:06 PM CDT, 1 hour 50 minutes before
MOZ006-009-010-013-014-020500- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 1100 PM CDT SAT JUN 1 1991 ...STRONG THUNDERSTORMS WERE OVER WESTERN PARTS OF CENTRAL MISSOURI... AT 1100 PM...STRONG THUNDERSTORMS...WITH HEAVY RAIN WERE SCATTERED IN A BAND 20 MILES WIDE FROM 30 MILES NORTHWEST OF COLUMBIA NEAR SALISBURY TO BOONVILLE INTO SOUTH CENTRAL MISSOURI NEAR FORT LEONARD WOOD. THE STRONGEST THUNDERSTORM WAS 10 MILES SOUTHWEST OF COLUMBIA NEAR WOOLRIDGE. THE THUNDERSTORMS WERE MOVING EAST AT 20 MPH. THE THUNDERSTORMS WILL PRODUCE HEAVY RAIN AND DANGEROUS LIGHTNING ALONG WITH STRONG GUSTY WIND OF 35 TO 40 MPH. THE THUNDERSTORMS WILL MOVE THROUGH THE COLUMBIA JEFFERSON C#ITY AREAS BETWEEN 1115PM AND 1230AM. LA GREE
Special weather statement, Jun 2, 12:04 AM CDT, 52 minutes before
MOZ006-009-010-013-014-020600- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA MO 1200 AM CDT SAT JUN 1 1991 ...STRONG THUNDERSTORMS CONTINUE OVER CENTRAL MISSOURI... AT 1155 PM...STRONG THUNDERSTORMS...WERE SCATTERED AROUND CENTRAL MISSOURI. THE STRONGEST THUNDERSTORMS WERE 20 MILES NORTH OF COLUMBIA NEAR CENTRALIA...AND AROUND THE FORT LEONARD WOOD AREA. AT 1140PM COLUMBIA POLICE REPORTED PEA SIZED HAIL...TORRENTIAL DOWNPOURS..AND GUSTY WINDS BETWEEN COLUMBIA AND CENTRALIA...WHICH MADE DRIVING NEARLY IMPOSSIBLE. VERY FREQUENT...DEADLY CLOUD TO GROUND LIGHTNING WAS ALSO OCCURRING WITH THESE THUNDERSTORMS. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 20 MILES AN HOUR AND APPEAREfD TO BE DECREASING IN INTENSITY. LA GREE
Special weather statement, Jun 2, 12:39 AM CDT, 17 minutes before
MOZ017-020635- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 1233 AM CDT SUN JUN 2 1991 ...SOME HEAVY RAIN IS LIKELY IN PHELPS COUNTY... AT 1230 AM...A CLUSTER OF THUNDERSTORMS WAS NEAR ROLLA. THESE STORMS WILL PRODUCE A COUPLE OF PERIODS OF HEAVY RAIN BETWEEN 1235 AND 130 IN PHELPS COUNTY...INCLUDING THE ROLLA AREA. STREET FLOODING IS LIKELY. DRIVERS ARE URGED TO BE ESPECIALLY CAUTIOUS AND ANTICIPATE EXTREMELY LOW VISIBILITIES AND A CONSIDERABLE AMOUNT OF WATER ON THE ROADS. TUCKER
Nearby
Flash Flood Warnings in Missouri, 1991Every flash flood warning in 1991
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.