Alert archive / Minnesota / Flash Flood Warnings in 1993
Flash Flood Warning 24, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this flash flood warning at Aug 30, 1993, 12:58 AM CDT for Cottonwood County, Murray County, Nobles County, Minnesota. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Aug 30, 1993, 12:58 AM CDT (05:58 UTC)
- Expired
- Aug 30, 1993, 4:00 AM CDT
- In force
- 3 hr
- Issued by
- NWS Sioux Falls, SD
- Area
- Whole counties
Counties Cottonwood County, MN, Murray County, MN, Nobles County, MN
The nearest sounding before it
Minneapolis, MN (KSTC), launched 00:00Z, 6.0 hours before the alert went out and 189 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
- 308 J/kg
- Mixed-layer CIN
- -46 J/kg
- Mixed-layer LCL
- 624 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 75 m²/s²
- 0-3 km storm-relative helicity
- 82 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.5
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KFSD 300559 FFWFSD MNC033-063-101-105-300900- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE SIOUX FALLS SD 1258 AM CDT MON AUG 30 1993 THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 400 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHWEST MINNESOTA ...COTTONWOOD COUNTY...NORTHERN JACKSON COUNTY ...SOUTHEAST MURRAY COUNTY...NORTHERN NOBLES COUNTY THUNDERSTORMS HAVE PRODUCED MODERATE TO HEAVY RAIN OVER SOUTHWEST MINNESOTA SINCE 9 PM CDT SUNDAY EVENING. AS MUCH AS 5 INCHES OF RAIN OCCURRED IN THE TOWN OF FULDA IN SOUTHEAST MURRAY COUNTY... ABOUT 15 MILES NORTH OF WORTHINGTON. BASEMENT FLOODING WAS REPORTED. RAIN WILL CONTINUE OVER THE AREA UNTIL 4 AM CDT. THIS ADDITIONAL RAIN WILL ONLY ADD TO FLOODING PROBLEMS. LIME CREEK...JACK CREEK...AND PORTIONS OF THE DES MOINES RIVER ALL WILL EXPERIENCE SIGNIFICANT RISES EARLY THIS MORNING. MOVE TO HIGHER GROUND NOW IF YOU ARE NEAR THESE CREEKS AND RIVERS. AT NIGHT BE ESPECIALLY CAUTIOUS WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED... ACT QUICKLY. MOVE SWIFTLY TO ESCAPE FLOOD WATERS. DO N$OT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. MENTZER &
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, Aug 29, 10:52 PM CDT, 2 hours 6 minutes before
IAZ013-020-021-031-032-043-NEZ094>096-SDZ066-300445- SPECIAL WEATHER STATEMENT...CORRECTED PARA ONE... NATIONAL WEATHER SERVICE SIOUX CITY IA 1052 PM CDT SUN AUG 29 1993 ...VERY HEAVY RAIN WILL CONTINUE LATE TONIGHT... AT 1045 PM CDT STRONG THUNDERSTORMS EXTENDED FROM PAULLINA IOWA...50 MILES NORTHEAST OF SIOUX CITY TO EMERSON NEBRASKA. THESE THUNDERSTORMS WERE PRODUCING VERY HEAVY RAIN. IN FACT...ALMOST 2 INCHES OF RAIN FELL AT THE SIOUX GATEWAY AIRPORT IN AN HOURS TIME. PEOPLE IN EMERSON AND HUBBARD NEBRASKA ALONG WITH LAWTON...HINTON AND MARCUS IOWA CAN EXPECTED PERIODS OF HEAVY RAIN THROUGH 1130 PM. IN ADDITION...THESE STORMS WILL PRODUCE SHARP AND FREQUENT DEADLY LIGHTNING ALONG WITH WIND GUSTS OF 30 TO 40 MILES AN HOUR. BECAUSE OF THE LOCAL AREAS OF TORRENTIAL RAINFALL...SOME STREETS AND ROADS MAY BE COVERED WITH WATER. NEVER ATTEMPT TO WALK OR DRIVE ACROSS A ROAD WITH AN UNKNOWN DEPTH OF WATER. A FLASH FLOOD WATCH WILL CONTINUE FOR THE ENTIRE AREA TONIGHT. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR A PART OF OUR AREA UNTIL MIDNIGHT. SQI
Special weather statement, Aug 29, 10:52 PM CDT, 2 hours 6 minutes before
IAZ013-020-021-031-032-043-NEZ094>096-SDZ066-300445- SPECIAL WEATHER STATEMENT...CORRECTED PARA ONE... NATIONAL WEATHER SERVICE SIOUX CITY IA 1052 PM CDT SUN AUG 29 1993 ...VERY HEAVY RAIN WILL CONTINUE LATE TONIGHT... AT 1045 PM CDT STRONG THUNDERSTORMS EXTENDED FROM PAULLINA IOWA...50 MILES NORTHEAST OF SIOUX CITY TO EMERSON NEBRASKA. THESE THUNDERSTORMS WERE PRODUCING VERY HEAVY RAIN. IN FACT...ALMOST 2 INCHES OF RAIN FELL AT THE SIOUX GATEWAY AIRPORT IN AN HOURS TIME. PEOPLE IN EMERSON AND HUBBARD NEBRASKA ALONG WITH LAWTON...HINTON AND MARCUS IOWA CAN EXPECTED PERIODS OF HEAVY RAIN THROUGH 1130 PM. IN ADDITION...THESE STORMS WILL PRODUCE SHARP AND FREQUENT DEADLY LIGHTNING ALONG WITH WIND GUSTS OF 30 TO 40 MILES AN HOUR. BECAUSE OF THE LOCAL AREAS OF TORRENTIAL RAINFALL...SOME STREETS AND ROADS MAY BE COVERED WITH WATER. NEVER ATTEMPT TO WALK OR DRIVE ACROSS A ROAD WITH AN UNKNOWN DEPTH OF WATER. A FLASH FLOOD WATCH WILL CONTINUE FOR THE ENTIRE AREA TONIGHT. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR A PART OF OUR AREA UNTIL MIDNIGHT. SQI
Special weather statement, Aug 29, 11:00 PM CDT, 1 hour 58 minutes before
SDZ011-012-016-300600- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HURON SD 1100 PM CDT SUN AUG 29 1993 ...THE SEVERE THUNDERSTORM WATCH FOR CENTRAL AND EAST CENTRAL SOUTH DAKOTA HAS EXPIRED... A NEARLY SOLID LINE OF THUNDERSTORMS HAS STALLED ON THE WESSINGTON HILLS. THE SYSTEM IS EXPECTED TO BEGIN MOVING AGAIN AFTER MIDNIGHT AND SHOULD MOVE THROUGH THE JAMES VALLEY BY 2 AM CDT AND OUT OF EAST CENTRAL SOUTH DAKOTA BY 4 AM. VERY HEAVY RAIN IS STILL LIKELY WITH SOME OF THE STORMS...AND HAIL AND STRONG WIND ARE POSSIBLE. SPRINGER
Special weather statement, Aug 29, 11:03 PM CDT, 1 hour 55 minutes before
SDZ011-012-016-300600- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HURON SD 1100 PM CDT SUN AUG 29 1993 ...THE SEVERE THUNDERSTORM WATCH FOR CENTRAL AND EAST CENTRAL SOUTH DAKOTA HAS EXPIRED... A NEARLY SOLID LINE OF THUNDERSTORMS HAS STALLED ON THE WESSINGTON HILLS. THE SYSTEM IS EXPECTED TO BEGIN MOVING AGAIN AFTER MIDNIGHT AND SHOULD MOVE THROUGH THE JAMES VALLEY BY 2 AM CDT AND OUT OF EAST CENTRAL SOUTH DAKOTA BY 4 AM. VERY HEAVY RAIN IS STILL LIKELY WITH SOME OF THE STORMS...AND HAIL AND STRONG WIND ARE POSSIBLE. SPRINGER
Local storm report, Aug 29, 11:35 PM CDT, 1 hour 23 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE HURON SD
1135 PM CDT SUN AUG 29 1993
STORM DATA FOR SUN AUG 29 1993
TIME COUNTY...LOCATION CHARACTER OF STORM...DAMAGE
720 PM CDT SULLY CO...ONIDA 15 TO 20 TORNADO SIGHTED
MILES EAST
725 PM CDT SULLY CO OR HYDE CO...NEAR TORNADO SIGHTED
COUNTY LINE 30 MILES NORTH
NORTHWEST OF HIGHMORE.
745 PM CDT SULLY CO OR HYDE CO...NEAR TORNADO SIGHTED
COUNTY LINE 20 MILES WEST
NORTHWEST OF HIGHMORE.
1005 PM CDT HAND CO...REE HEIGHTS 5 S 1 INCH HAIL
<
1110 PM CDT HAND CO...NEAR MILLER GOLF BALL SIZED HAIL
CD DIRECTOR BROKE WINDOWS AND
STRIPPED CORN
SPRINGERLocal storm report, Aug 29, 11:42 PM CDT, 1 hour 16 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE HURON SD
1135 PM CDT SUN AUG 29 1993
STORM DATA FOR SUN AUG 29 1993
TIME COUNTY...LOCATION CHARACTER OF STORM...DAMAGE
720 PM CDT SULLY CO...ONIDA 15 TO 20 TORNADO SIGHTED
MILES EAST
725 PM CDT SULLY CO OR HYDE CO...NEAR TORNADO SIGHTED
COUNTY LINE 30 MILES NORTH
NORTHWEST OF HIGHMORE.
745 PM CDT SULLY CO OR HYDE CO...NEAR TORNADO SIGHTED
COUNTY LINE 20 MILES WEST
NORTHWEST OF HIGHMORE.
1005 PM CDT HAND CO...REE HEIGHTS 5 S 1 INCH HAIL
<
1110 PM CDT HAND CO...NEAR MILLER GOLF BALL SIZED HAIL
CD DIRECTOR BROKE WINDOWS AND
STRIPPED CORN
SPRINGERThe office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 30, 12:58 AM CDT | Flash Flood Warning | FSD | Jackson | 3 hr |
Nearby
Flash Flood Warnings in Minnesota, 1993Every flash flood warning in 1993
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.