Alert archive / Minnesota / Flash Flood Warnings in 1993
Flash Flood Warning 22, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this flash flood warning at Jul 10, 1993, 11:28 PM CDT for Nobles County, Minnesota. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Jul 10, 1993, 11:28 PM CDT (04:28 UTC)
- Expired
- Jul 11, 1993, 4:15 AM CDT
- In force
- 5 hr
- Issued by
- NWS Sioux Falls, SD
- Area
- Whole counties
County Nobles County, MN
The nearest sounding before it
Minneapolis, MN (KSTC), launched 00:00Z, 4.5 hours before the alert went out and 216 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
- 214 J/kg
- Mixed-layer CIN
- -92 J/kg
- Mixed-layer LCL
- 1366 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 89 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, Jul 10, 9:26 PM CDT, 2 hours 2 minutes before
SDZ017>020-MNZ017-IAZ01-110330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 920 PM CDT SAT JUL 10 1993 ...STRONG THUNDERSTORMS OVER SOUTHEAST SOUTH DAKOTA...SOUTHWEST MINNESOTA AND NORTHWEST IOWA... A LINE OF STRONG THUNDERSTORMS HAS DEVELOPED FROM SOUTHWEST MINNESOTA AND EXTREME NORTHWEST IOWA THROUGH SOUTHEAST SOUTH DAKOTA. THE 30 MILE WIDE LINE OF THUNDERSTORMS EXTENDED FROM 35 MILES EAST OF SIOUX FALLS NEAR HARDWICK MINNESOTA THROUGH SOUTHEAST SOUTH DAKOTA TO THE MISSOURI RIVER 35 MILES WEST OF YANKTON SOUTH DAKOTA. THE THUNDERSTORMS WERE MOVING EAST AT 30 MPH. THE STRONGEST THUNDERSTORMS WERE 15 MILES EAST OF SIOUX FALLS BETWEEN HILLS AND HARDWICK MINNESOTA TO 25 TO 35 MILES SOUTHWEST OF SIOUX FALLS NEAR FREEMAN AND MARION SOUTH DAKOTA. ANOTHER STRONG THUNDERSTORM WAS LOCATED ON THE MISSOURI RIVER 30 MILES WEST OF YANKTON. < VERY HEAVY RAIN...STRONG WINDS...HAIL AND DANGEROUS LIGHTNING ARE POSSIBLE WITH THESE STORMS AS THEY MOVE THROUGH SOUTHEAST SOUTH DAKOTA ...SOUTHWEST MINNESOTA AND NORTHWEST IOWA UNTIL 1030 MP CDT. PEOPLE ARE ALSO ADVISED TO BE ALERT FOR SEVERE WEATHER AND POSSIBLE FLASH FLOODING. A TORNADO WATCH REMAINS IN EFFECT FOR SOUT0HEAST SOUTH DAKOTA UNTIL 1100 PM CDT. A FLASH FLOOD WATCH IS IN EFFECT FOR PARTS OF SOUTHEAST SOUTH DAKOTA TONIGHT. BEHREND
Special weather statement, Jul 10, 10:40 PM CDT, 48 minutes before
IAZ020-021-031-032-043-NEZ094-095-096-SDZ066-110500- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX CITY IA 1040 PM CDT SAT JUL 10 1993 ...THUNDERSTORMS WERE MOVING INTO THE AREA... AT 1037 PM CDT SCATTERED THUNDERSTORMS EXTENDED FROM 40 MILES NORTH OF SIOUX CITY NEAR ALCESTER SOUTH DAKOTA TO 25 MILES NORTHWEST OF SIOUX CITY NEAR NEWCASTLE NEBRASKA. MOVEMENT WAS EAST AT 30 MILES AN HOUR. STRONGER THUNDERSTORMS WERE IN NORTH CENTRAL NEBRASKA AND WILL MOVE NEAR NEWCASTLE NEBRASKA AND DIXON NEBRASKA BETWEEN 1115 AND 1145 PM. THE THUNDERSTORMS WILL PRODUCE LOCALLY HEAVY RAIN...SMALL HAIL AND GUSTY WINDS. HOPPES
Special weather statement, Jul 10, 10:41 PM CDT, 47 minutes before
IAZ020-021-031-032-043-NEZ094-095-096-SDZ066-110500- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX CITY IA 1040 PM CDT SAT JUL 10 1993 ...THUNDERSTORMS WERE MOVING INTO THE AREA... AT 1037 PM CDT SCATTERED THUNDERSTORMS EXTENDED FROM 40 MILES NORTH OF SIOUX CITY NEAR ALCESTER SOUTH DAKOTA TO 25 MILES NORTHWEST OF SIOUX CITY NEAR NEWCASTLE NEBRASKA. MOVEMENT WAS EAST AT 30 MILES AN HOUR. STRONGER THUNDERSTORMS WERE IN NORTH CENTRAL NEBRASKA AND WILL MOVE NEAR NEWCASTLE NEBRASKA AND DIXON NEBRASKA BETWEEN 1115 AND 1145 PM. THE THUNDERSTORMS WILL PRODUCE LOCALLY HEAVY RAIN...SMALL HAIL AND GUSTY WINDS. HOPPES
Special weather statement, Jul 10, 10:41 PM CDT, 47 minutes before
SDZ017>020-MNZ017-IAZ01-110600- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 1035 PM CDT SAT JUL 10 1993 ...STRONG THUNDERSTORMS OVER SOUTHEAST SOUTH DAKOTA...SOUTHWEST MINNESOTA AND NORTHWEST IOWA... STRONG THUNDERSTORMS CONTINUE OVER SOUTHEAST SOUTH DAKOTA...SOUTHWEST MINNESOTA INTO EXTREME NORTHWEST IOWA. AT 1025 PM CDT RADAR INDICATED A 50 MILES WIDE AREA OF SCATTERED THUNDERSTORMS FROM SOUTHWEST MINNESOTA NEAR HARDWICK MINNESOTA THROUGH SIOUX FALLS TO 25 MILES SOUTHWEST OF LAKE ANDES SOUTH DAKOTA NEAR BONESTEEL. THE STRONGEST THUNDERSTORMS WERE LOCATED 30 MILES EAST OF SIOUX FALLS BETWEEN HARDWICK AND ARDIAN MINNESOTA...10 MILES SOUTH OF SIOUX FALLS NEAR HARRISBURG AND 15 MILES WEST OF LAKE ANDES ON THE MISSOURI RIVER. ALL THE THUNDERSTORMS WERE MOVING TO THE EAST AT 30 MPH. VERY HEAVY RAIN...SMALL HAIL AND DANGEROUS LIGHTNING ARE POSSIBLE WITH THESE STORMS. SEVERE WEATHER IS ALSO POSSIBLE YET TONIGHT AND A TORNADO WATCH REMAINS IN EFFECT FOR SOUTHEAST SOUTH DAKOTA UNTIL 1100 PM CDT AND A SEVERE THUNDERSTORM WATCH IS IS EFFECT FOR A SMALL PART OF SOUTHEAST SOUTH DAKOTA...SOUTHWEST MINNNESOTA AND NORTHWEST IOWA UNTIL 4 AM CDT. A FLASH FLOOD WATCHES ARE ALSO IN EFFECT FOR PARTS OF SOUTHEAST SOUTH DAKOTA...SOUTHWEST MINNESOTA AND NORTHWEST IOWA TONIGHT. BEHREND
Special weather statement, Jul 10, 10:46 PM CDT, 42 minutes before
IAZ020-021-031-032-043-NEZ094-095-096-SDZ066-110500- SPECIAL WEATHER STATEMENT...CORRECTION NATIONAL WEATHER SERVICE SIOUX CITY IA 1046 PM CDT SAT JUL 10 1993 ...THUNDERSTORMS WERE MOVING INTO THE AREA... AT 1037 PM CDT SCATTERED THUNDERSTORMS EXTENDED FROM 40 MILES NORTH OF SIOUX CITY NEAR ALCESTER SOUTH DAKOTA TO 25 MILES NORTHWEST OF SIOUX CITY NEAR NEWCASTLE NEBRASKA. MOVEMENT WAS EAST AT 30 MILES AN HOUR. STRONGER THUNDERSTORMS WERE IN NORTH CENTRAL NEBRASKA AND WILL MOVE NEAR NEWCASTLE NEBRASKA AND DIXON NEBRASKA BETWEEN 1115 AND 1145 PM. THE THUNDERSTORMS WILL PRODUCE LOCALLY HEAVY RAIN...SMALL HAIL AND GUSTY WINDS. A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF THE SIOUXLAND AREA UNTIL 4 AM AND A FLASH FLOOD WATCH IS IN EFFECT FOR ALL THE AREA OVERNIGHT. HOPPES...ADDED LAST PARAGRAPH FOR WATCHES IN EFFECT.
Special weather statement, Jul 10, 10:46 PM CDT, 42 minutes before
IAZ020-021-031-032-043-NEZ094-095-096-SDZ066-110500- SPECIAL WEATHER STATEMENT...CORRECTION NATIONAL WEATHER SERVICE SIOUX CITY IA 1046 PM CDT SAT JUL 10 1993 ...THUNDERSTORMS WERE MOVING INTO THE AREA... AT 1037 PM CDT SCATTERED THUNDERSTORMS EXTENDED FROM 40 MILES NORTH OF SIOUX CITY NEAR ALCESTER SOUTH DAKOTA TO 25 MILES NORTHWEST OF SIOUX CITY NEAR NEWCASTLE NEBRASKA. MOVEMENT WAS EAST AT 30 MILES AN HOUR. STRONGER THUNDERSTORMS WERE IN NORTH CENTRAL NEBRASKA AND WILL MOVE NEAR NEWCASTLE NEBRASKA AND DIXON NEBRASKA BETWEEN 1115 AND 1145 PM. THE THUNDERSTORMS WILL PRODUCE LOCALLY HEAVY RAIN...SMALL HAIL AND GUSTY WINDS. A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF THE SIOUXLAND AREA UNTIL 4 AM AND A FLASH FLOOD WATCH IS IN EFFECT FOR ALL THE AREA OVERNIGHT. HOPPES...ADDED LAST PARAGRAPH FOR WATCHES IN EFFECT.
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 10, 11:14 PM CDT | Flash Flood Warning | FSD | Nobles | 5 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.