Alert archive / Minnesota / Flash Flood Warnings in 1993
Flash Flood Warning 15, NWS Twin Cities, MN
NWS Twin Cities, MN issued this flash flood warning at Jun 17, 1993, 4:24 AM CDT for Winona County, Minnesota. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Jun 17, 1993, 4:24 AM CDT (09:24 UTC)
- Expired
- Jun 17, 1993, 7:00 AM CDT
- In force
- 3 hr
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
County Winona County, MN
The nearest sounding before it
Minneapolis, MN (KSTC), launched 00:00Z, 9.4 hours before the alert went out and 174 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
- 186 J/kg
- Mixed-layer CIN
- -212 J/kg
- Mixed-layer LCL
- 608 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 102 m²/s²
- 0-3 km storm-relative helicity
- 107 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KRST 170930 COR FFWRST MNC013-015-079-103-131-147-161-039-049-109-157-169-171200- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE ROCHESTER MN 424 AM CDT THU JUN 17 1993 THE NATIONAL WEATHER SERVICE IN ROCHESTER MN HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 700 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH CENTRAL MINNESOTA ...BLUE EARTH COUNTY...BROWN COUNTY...LE SUEUR COUNTY ...NICOLLET COUNTY...RICE COUNTY...STEELE COUNTY...WASECA COUNTY IN SOUTHEAST MINNESOTA ...DODGE COUNTY...GOODHUE COUNTY...OLMSTED COUNTY ...WABASHA COUNTY...WINONA COUNTY SINCE 400AM THERE HAVE BEEN NUMEROUS REPORTS OF FLOODING ACROSS A MAJOR PORTION OF SOUTH CENTRAL AND SOUTHEAST MINNESOTA. A FEW REPORTS INCLUDED A POOL OF WATER 6 FEET DEEP COVERING HIGHWAY 19 NEAR LITTLE CHICAGO IN NORTHERN RICE COUNTY. LARGE BOULDERS AND WATER COVERING MANY ROADS NEAR MILFORD TOWNSHIP IN BROWN COUNTY. MUDSLIDES IN WABASHA AND WESTERN NICOLLET COUNTIES. WAIST DEEP WATER IN RICE COUNTY WASHED A CAR A HALF MILE DOWN A ROAD. ROAD BLOCKS WERE BEING DEPLOYED IN THE CITY OF MANKATO DUE TO STREET FLOODING. ALSO BASEMENTS WERE BEING FLOODED IN LE CENTER AND MONTGOMERY OF LE SUEUR COUNTY. THE RAINS ARE EXPECTED TO CONTINUE OVER THESE SAME AREAS THROUGH AT LEAST 700AM THIS MORNING. IN SOME PLACES UP TO AN INCH OF RAIN AN HOUR COULD FALL. THIS IS A DANGEROUS SITUATION. AS MORE RAINS CONTINUE TO FALL UPON THE ALREADY SATURATED SOILS OF SOUTHERN MINNESOTA THE FLOODING PROBLEMS ARE SURE TO BECOME MORE NUMEROUS. THIS FLASH FLOOD WARNING INCLUDES THE CITIES OF MANKATO...WASECA... FARIBAULT...ROCHESTER...OWATONNA...NEW ULM...AND THE WHITEWATER STATE PARK. PEOPLE SHOULD STAY AWAY FROM FLOODED AREAS. DRIVERS SHOULD AVOID WATER-FILLED UNDERPASSES OR INTERSECTIONS. STAY OUT OF BARRICADED AREAS. IF YOUR BASEMENT BECOMES FLOODED... WATCH OUT FOR COLLAPSING WALLS. KEEP CHILDREN AWAY FROM STORM DRAIjNS AND CULVERTS. &
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
Local storm report, Jun 17, 1:43 AM CDT, 2 hours 41 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
143 AM CDT THU JUN 17 1993
STORM DATA FOR WEDNESDAY JUNE 16 1993
TIME COUNTY/LOCATION AND STATE CHARACTER OF STORM/DAMAGE
.......................................................................
720 PM CDT REDWOOD CO/MILROY AND 2 INCH DIAMETER HAIL
VESTA MN
DWELocal storm report, Jun 17, 1:44 AM CDT, 2 hours 40 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
143 AM CDT THU JUN 17 1993
STORM DATA FOR WEDNESDAY JUNE 16 1993
TIME COUNTY/LOCATION AND STATE CHARACTER OF STORM/DAMAGE
.......................................................................
720 PM CDT REDWOOD CO/MILROY AND 2 INCH DIAMETER HAIL
VESTA MN
DWESpecial weather statement, Jun 17, 2:15 AM CDT, 2 hours 9 minutes before
MNZ015-016-017-018-019-WIZ003-006-170800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 215 AM CDT THU JUN 17 1993 ...INTENSE THUNDERSTORMS CONTINUE OVER SOUTHERN MINNESOTA... AT 155 AM...A 40 MILE WIDE BAND OF STRONG THUNDERSTORMS CONTINUED TO PRODUCE VERY HEAVY RAINS FROM JUST SOUTH OF REDWOOD FALLS IN SOUTH CENTRAL MINNESOTA THROUGH NEW ULM...NORTHFIELD...ZUMBROTA TO SOUTH OF LAKE CITY ALONG THE MISSISSIPPI RIVER. THE STRONG THUNDERSTORMS EXTENDED INTO WEST CENTRAL WISCONSIN 35 MILES SOUTH OF EAU CLAIRE NEAR ALMA AND MONDOVI. THE STORMS WERE MOVING EAST AT 25 MILES AN HOUR WHILE THE AREA WAS SLOWLY SAGGING SOUTH OUT OF THE TWIN CITIES METRO AREA. THESE STORMS WILL CONTINUE TO AFFECT AREAS FROM NEW ULM THROUGH MANKATO TO NEAR OWATONNA AND ROCHESTER THROUGH 4AM. BESIDES THE LOCALIZED STREET FLOODING PERSONS IN THESE AREAS SHOULD SEE SOME SMALL HAIL ALONG WITH GUSTY WINDS TO 40 MPH. PERSONS ARE URGED TO STAY INDOORS UNTIL THE STORMS HAVE PASSED. HIGHWAY AND STREET FLOODING IS LIKELY SO MOTORISTS ARE URGED NOT TO DRIVE THROUGH ROADWAYS COVERED WITH WATER. A FLASH FLOOD WATCH REMAINS IN EFFECT FOR THE SOUTHERN THIRD OF MINNESOTA UNTIL 4 AM. SES
Special weather statement, Jun 17, 2:18 AM CDT, 2 hours 6 minutes before
MNZ015-016-017-018-019-WIZ003-006-170800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 215 AM CDT THU JUN 17 1993 ...INTENSE THUNDERSTORMS CONTINUE OVER SOUTHERN MINNESOTA... AT 155 AM...A 40 MILE WIDE BAND OF STRONG THUNDERSTORMS CONTINUED TO PRODUCE VERY HEAVY RAINS FROM JUST SOUTH OF REDWOOD FALLS IN SOUTH CENTRAL MINNESOTA THROUGH NEW ULM...NORTHFIELD...ZUMBROTA TO SOUTH OF LAKE CITY ALONG THE MISSISSIPPI RIVER. THE STRONG THUNDERSTORMS EXTENDED INTO WEST CENTRAL WISCONSIN 35 MILES SOUTH OF EAU CLAIRE NEAR ALMA AND MONDOVI. THE STORMS WERE MOVING EAST AT 25 MILES AN HOUR WHILE THE AREA WAS SLOWLY SAGGING SOUTH OUT OF THE TWIN CITIES METRO AREA. THESE STORMS WILL CONTINUE TO AFFECT AREAS FROM NEW ULM THROUGH MANKATO TO NEAR OWATONNA AND ROCHESTER THROUGH 4AM. BESIDES THE LOCALIZED STREET FLOODING PERSONS IN THESE AREAS SHOULD SEE SOME SMALL HAIL ALONG WITH GUSTY WINDS TO 40 MPH. PERSONS ARE URGED TO STAY INDOORS UNTIL THE STORMS HAVE PASSED. HIGHWAY AND STREET FLOODING IS LIKELY SO MOTORISTS ARE URGED NOT TO DRIVE THROUGH ROADWAYS COVERED WITH WATER. A FLASH FLOOD WATCH REMAINS IN EFFECT FOR THE SOUTHERN THIRD OF MINNESOTA UNTIL 4 AM. SES
Special weather statement, Jun 17, 3:00 AM CDT, 1 hour 24 minutes before
MNZ015-016-017-018-019-WIZ003-006-170900- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 300 AM CDT THU JUN 17 1993 ...HEAVY RAINS CONTINUE ACROSS PARTS OF SOUTHERN MINNESOTA... AT 245 AM... A BAND OF STRONG THUNDERSTORMS WAS SPREAD ACROSS SOUTHERN SECTIONS OF MINNESOTA FROM SOUTHEAST OF REDWOOD FALLS NEAR SLEEPY EYE AND NEW ULM THEN THROUGH MANKATO TO OWATONNA TO JUST NORTHEAST OF ROCHESTER. TORRENTIAL RAINS ALONG WITH SMALL HAIL AND GUSTY WINDS TO 40 MPH CAN BE EXPECTED WITH STORMS AS THEY MOVE EAST AT 20 MILES AN HOUR WHILE THE WHOLE AREA SAGS SLOWLY SOUTH. THE AREA FROM MANKATO THROUGH ROCHESTER TO NEAR LA CROSSE CAN EXPECT THESE STROMS TO CONTINUE THROUGH 4 AM. THE INTENSE RAINFALL HAS CAUSE MUCH LOCALIZED STREET FLOODING AS WELL AS FREQUENT LIGHTNING STRIKES. PERSONS ARE URGED TO STAY INDOORS UNTIL THE STORMS HAVE PASSED. HIGHWAY AND STREET FLOODING IS LIKELY SO MOTORISTS ARE URGED NOT TO DRIVE THROUGH ROADWAYS COVERED WITH WATER. A FLASH FLOOD WATCH REMAINS IN EFFECT FOR THE SOUTHERN THIRD OF MINNESOTA UNTIL 4 AM. SES
Special weather statement, Jun 17, 3:02 AM CDT, 1 hour 22 minutes before
MNZ015-016-017-018-019-WIZ003-006-170900- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MINNEAPOLIS MN 300 AM CDT THU JUN 17 1993 ...HEAVY RAINS CONTINUE ACROSS PARTS OF SOUTHERN MINNESOTA... AT 245 AM... A BAND OF STRONG THUNDERSTORMS WAS SPREAD ACROSS SOUTHERN SECTIONS OF MINNESOTA FROM SOUTHEAST OF REDWOOD FALLS NEAR SLEEPY EYE AND NEW ULM THEN THROUGH MANKATO TO OWATONNA TO JUST NORTHEAST OF ROCHESTER. TORRENTIAL RAINS ALONG WITH SMALL HAIL AND GUSTY WINDS TO 40 MPH CAN BE EXPECTED WITH STORMS AS THEY MOVE EAST AT 20 MILES AN HOUR WHILE THE WHOLE AREA SAGS SLOWLY SOUTH. THE AREA FROM MANKATO THROUGH ROCHESTER TO NEAR LA CROSSE CAN EXPECT THESE STROMS TO CONTINUE THROUGH 4 AM. THE INTENSE RAINFALL HAS CAUSE MUCH LOCALIZED STREET FLOODING AS WELL AS FREQUENT LIGHTNING STRIKES. PERSONS ARE URGED TO STAY INDOORS UNTIL THE STORMS HAVE PASSED. HIGHWAY AND STREET FLOODING IS LIKELY SO MOTORISTS ARE URGED NOT TO DRIVE THROUG`H ROADWAYS COVERED WITH WATER. A FLASH FLOOD WATCH REMAINS IN EFFECT FOR THE SOUTHERN THIRD OF MINNESOTA UNTIL 4 AM. SES
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 16, 7:14 PM CDT | Severe Thunderstorm Warning | MPX | Redwood | 61 min |
| Jun 16, 7:18 PM CDT | Severe Thunderstorm Warning | MPX | Yellow Medicine | 42 min |
| Jun 16, 7:50 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa | 40 min |
| Jun 16, 8:04 PM CDT | Severe Thunderstorm Warning | MPX | Renville | 41 min |
| Jun 16, 8:14 PM CDT | Severe Thunderstorm Warning | MPX | Meeker | 46 min |
| Jun 16, 8:14 PM CDT | Severe Thunderstorm Warning | MPX | Kandiyohi | 21 min |
| Jun 16, 8:51 PM CDT | Severe Thunderstorm Warning | MPX | Benton, Stearns | 39 min |
| Jun 16, 8:51 PM CDT | Severe Thunderstorm Warning | MPX | Sherburne | 54 min |
| Jun 16, 9:06 PM CDT | Severe Thunderstorm Warning | MPX | Redwood, Renville | 39 min |
| Jun 16, 9:47 PM CDT | Flash Flood Warning | MPX | McLeod | 43 min |
| Jun 16, 9:47 PM CDT | Flash Flood Warning | MPX | Sibley | 118 min |
| Jun 16, 11:03 PM CDT | Flash Flood Warning | MPX | Renville | 117 min |
| Jun 16, 11:46 PM CDT | Flash Flood Warning | MPX | Sibley | 2 hr |
| Jun 16, 11:46 PM CDT | Flash Flood Warning | MPX | Redwood | 2 hr |
| Jun 16, 11:46 PM CDT | Flash Flood Warning | MPX | McLeod | 104 min |
| Jun 17, 1:37 AM CDT | Flash Flood Warning | MPX | Redwood, Renville | 113 min |
| Jun 17, 1:37 AM CDT | Flash Flood Warning | MPX | Sibley | 113 min |
| Jun 17, 3:35 AM CDT | Flash Flood Warning | MPX | Goodhue, Wabasha | 2 hr |
| Jun 17, 3:35 AM CDT | Flash Flood Warning | MPX | Rice | 2 hr |
| Jun 17, 4:24 AM CDT | Flash Flood Warning | MPX | Blue Earth, Brown, Le Sueur, Nicollet | 3 hr |
| Jun 17, 4:24 AM CDT | Flash Flood Warning | MPX | Dodge, Rice, Steele, Waseca | 3 hr |
| Jun 17, 4:24 AM CDT | Flash Flood Warning | MPX | Goodhue, Olmsted, Wabasha | 3 hr |
| Jun 17, 3:39 PM CDT | Severe Thunderstorm Warning | MPX | Houston | 36 min |
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.