Alert archive / Minnesota / Flash Flood Warnings in 1993
Flash Flood Warning 2, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this flash flood warning at May 8, 1993, 3:08 AM CDT for Pipestone County, Rock County, Minnesota. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- May 8, 1993, 3:08 AM CDT (08:08 UTC)
- Expired
- May 8, 1993, 5:41 AM CDT
- In force
- 3 hr
- Issued by
- NWS Sioux Falls, SD
- Area
- Whole counties
Counties Pipestone County, MN, Rock County, MN
The nearest sounding before it
Aberdeen, SD (KHON), launched 00:00Z, 8.1 hours before the alert went out and 207 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
- 323 J/kg
- Mixed-layer CIN
- -27 J/kg
- Mixed-layer LCL
- 594 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 187 m²/s²
- 0-3 km storm-relative helicity
- 217 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KFSD 080808
FFWFSD
MNC117-133-081215-
BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
308 AM CDT SAT MAY 8 1993
THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING
EFFECTIVE UNTIL 715 AM CDT FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN THE SOUTHWEST PART OF MINNESOTA
SOUTHWEST PIPESTONE...NORTHWEST ROCK
SOME OF THE CITIES INCLUDED IN THIS WARNING ARE JASPER MINNESOTA.
*** INFORMATION REMARKS AT ABOUT 245 AM CDT THE DAM AT IHLEN
MINNESOTA BROKE AND A WALL OF WATER WAS MOVING DOWN SPLIT ROCK
CREEK AND IS EXPECTED TO REACH JASPER MINNESOTA BETWEEN 4AM AND
6 AM CDT. ALL PEOPLE ALONG SPLIT ROCK CREEK FROM IHLEN MINNESOTA
TO 10 MILES SOUTH SOUTHWEST OF JASPER MINNESOTA SHOULD MOVE TO
HIGHER GROUND IMMEDIATELY.
A FLASH FLOOD WARNING MEANS FLASH FLOODING IS OCCURING OR IS
IMMINENT. ACT QUICKLY TO SAVE YOURSELF. GET OUT OF LOWLAND AREAS
SUBJECT TO FLOpODING. AVOID ALREADY FLOODED AREAS. DO NOT ATTEMPT TO
FORD INUNDATED ROADS. WHEN YOU ARE OUT OF IMMEDIATE DANGER TUNE IN
AREA RADIO AND TELEVISION STATIONS FOR ADDITIONAL INFORMATION.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, May 8, 12:40 AM CDT, 2 hours 28 minutes before
IAZ020-021-031-032-043-NEZ094-095-096-SDZ066-080630- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX CITY IA 1240 AM CDT SAT MAY 8 1993 ...THE SEVERE THUNDERSTORM WATCH FOR THE SIOUX CITY AREA HAS BEEN CANCELLED... AT 1240 AM CDT SHOWERS AND THUNDERSTORMS WERE SCATTERED ACROSS THE EASTERN HALF OF THE AREA. THE STRONGEST STORMS WERE PRODUCING BRIEF HEAVY RAINFALL NEAR CASTANA AND SOLDIER IOWA AND ACROSS THE SOUTHERN HALF OF IDA COUNTY. SCATTERED SHOWERS AND THUNDERSTORMS CAN BE EXPECTED ACROSS THE NORTH AND EAST PARTS OF THE AREA THROUGH 130 AM. NO SEVERE WEATHER IS EXPECTED WITH THESE STORMS SO THE SEVERE WEATHER WATCH FOR THE SIOUX CITY AREA HAS BEEN CANCELLED. S QUINN
Special weather statement, May 8, 12:40 AM CDT, 2 hours 28 minutes before
IAZ020-021-031-032-043-NEZ094-095-096-SDZ066-080630- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX CITY IA 1240 AM CDT SAT MAY 8 1993 ...THE SEVERE THUNDERSTORM WATCH FOR THE SIOUX CITY AREA HAS BEEN CANCELLED... AT 1240 AM CDT SHOWERS AND THUNDERSTORMS WERE SCATTERED ACROSS THE EASTERN HALF OF THE AREA. THE STRONGEST STORMS WERE PRODUCING BRIEF HEAVY RAINFALL NEAR CASTANA AND SOLDIER IOWA AND ACROSS THE SOUTHERN HALF OF IDA COUNTY. SCATTERED SHOWERS AND THUNDERSTORMS CAN BE EXPECTED ACROSS THE NORTH AND EAST PARTS OF THE AREA THROUGH 130 AM. NO SEVERE WEATHER IS EXPECTED WITH THESE STORMS SO THE SEVERE WEATHER WATCH FOR THE SIOUX CITY AREA HAS BEEN CANCELLED. S QUINN
Local storm report, May 8, 12:46 AM CDT, 2 hours 22 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE SIOUX CITY IA
1246 AM CDT SAT MAY 8 1993
..ALL TIMES CDT ON MAY 7...
410 PM 2 MILES SOUTH OF BERESFORD SOUTH DAKOTA - UNION COUNTY.
FUNNEL CLOUD.
909 PM SOUTH SIOUX CITY NEBRASKA - DAKOTA COUNTY. PEA SIZE HAIL.
912 PM SIOUX CITY IOWA - WOODBURY COUNTY. PEA SIZE HAIL AT THE
STOCKYARDS.
925 PM MERRILL IOWA - PLYMOUTH COUNTY. PEA SIZE HAIL.
940 PM NORTH SIDE OF SIOUX CITY IOWA - WOODBURY COUNTY. PEA TO
MARBLE SIZE HAIL.
1006 PM NEAR MERRILL IOWA - PLYMOUTH COUNTY. PEA SIZE HAIL WEST OF
OF HWY 75.
1011 PM PENDER NEBRASKA - THURSTON COUNTY. PEA SIZE HAIL.
1042 PM SOUTH SIOUX CITY NEBRASKA - DAKOTA COUNTY. PEA SIZE HAIL
REPORTED BY OFF DUTY WEATHER SERVICE EMPLOYEE.
1057 PM NORTHWEST OF CRAIG IOWA - PLYMOUTH COUNTY. PEA SIZE HAIL.
1145 PM 4 MILES EAST OF AKRON IOWA - PLYMOUTH COUNTY. ELECTRICAL POLE
DOWN ON HWY 3.
HOPPESLocal storm report, May 8, 12:47 AM CDT, 2 hours 21 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE SIOUX CITY IA
1246 AM CDT SAT MAY 8 1993
..ALL TIMES CDT ON MAY 7...
410 PM 2 MILES SOUTH OF BERESFORD SOUTH DAKOTA - UNION COUNTY.
FUNNEL CLOUD.
909 PM SOUTH SIOUX CITY NEBRASKA - DAKOTA COUNTY. PEA SIZE HAIL.
912 PM SIOUX CITY IOWA - WOODBURY COUNTY. PEA SIZE HAIL AT THE
STOCKYARDS.
925 PM MERRILL IOWA - PLYMOUTH COUNTY. PEA SIZE HAIL.
940 PM NORTH SIDE OF SIOUX CITY IOWA - WOODBURY COUNTY. PEA TO
MARBLE SIZE HAIL.
1006 PM NEAR MERRILL IOWA - PLYMOUTH COUNTY. PEA SIZE HAIL WEST OF
OF HWY 75.
1011 PM PENDER NEBRASKA - THURSTON COUNTY. PEA SIZE HAIL.
1042 PM SOUTH SIOUX CITY NEBRASKA - DAKOTA COUNTY. PEA SIZE HAIL
REPORTED BY OFF DUTY WEATHER SERVICE EMPLOYEE.
1057 PM NORTHWEST OF CRAIG IOWA - PLYMOUTH COUNTY. PEA SIZE HAIL.
1145 PM 4 MILES EAST OF AKRON IOWA - PLYMOUTH COUNTY. ELECTRICAL POLE
DOWN ON HWY 3.
HOPPESSpecial weather statement, May 8, 1:38 AM CDT, 1 hour 30 minutes before
IAZ020-021-031-032-043-NEZ094-095-096-SDZ066-080745- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX CITY IA 138 AM CDT SAT MAY 8 1993 ...THUNDERSTORMS CONTINUE EAST OF SIOUX CITY... AT 132 AM THUNDERSTORMS WERE LOCATED EAST OF SIOUX CITY OR EAST OF A LINE FROM 10 MILES WEST OF PRIMGHAR IOWA TO 45 MILES SOUTHEAST OF SIOUX CITY NEAR BLENCOE IOWA. MOVEMENT WAS EAST AT 15 MILES AN HOUR. THE THUNDERSTORMS WILL PRODUCE LOCALLY HEAVY RAIN AND SOME SMALL HAIL. THE STRONGEST THUNDERSTORM WILL MOVE THROUGH IDA GROVE IOWA AROUND 2 AM. MOTORIST SHOULD BE ALERT FOR STREET FLOODING FROM LOCALLY HEAVY RAINFALL. HOPPES
Special weather statement, May 8, 1:39 AM CDT, 1 hour 29 minutes before
IAZ020-021-031-032-043-NEZ094-095-096-SDZ066-080745- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX CITY IA 138 AM CDT SAT MAY 8 1993 ...THUNDERSTORMS CONTINUE EAST OF SIOUX CITY... AT 132 AM THUNDERSTORMS WERE LOCATED EAST OF SIOUX CITY OR EAST OF A LINE FROM 10 MILES WEST OF PRIMGHAR IOWA TO 45 MILES SOUTHEAST OF SIOUX CITY NEAR BLENCOE IOWA. MOVEMENT WAS EAST AT 15 MILES AN HOUR. THE THUNDERSTORMS WILL PRODUCE LOCALLY HEAVY RAIN AND SOME SMALL HAIL. THE STRONGEST THUNDERSTORM WILL MOVE THROUGH IDA GROVE IOWA AROUND 2 AM. MOTORIST SHOULD BE ALERT FOR STREET FLOODING FROM LOCALLY HEAVY RAINFALL. HOPPES
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.