Alert archive / Iowa / Tornado Warnings in 1994
Tornado Warning 1, NWS Quad Cities, IA
NWS Quad Cities, IA issued this tornado warning at May 25, 1994, 8:08 PM CDT for Clayton County, Iowa. It was in force for 22 min.
The area
The counties it named.
The facts
- Issued
- May 25, 1994, 8:08 PM CDT (01:08 UTC)
- Expired
- May 25, 1994, 8:30 PM CDT
- In force
- 22 min
- Issued by
- NWS Quad Cities, IA
- Area
- Whole counties
County Clayton County, IA
The nearest sounding before it
Minneapolis, MN (KSTC), launched 00:00Z, 1.1 hours before the alert went out and 287 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1108 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- -49 m²/s²
- 0-3 km storm-relative helicity
- -33 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 KDBQ 260108 TORDBQ IAC043-260145- BULLETIN - EBS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE DUBUQUE IA 808 PM CDT WED MAY 25 1994 THE NATIONAL WEATHER SERVICE IN DUBUQUE HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 830 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTHEAST IOWA ...CLAYTON COUNTY AT 805 PM CDT...LAW ENFORCEMENT REPORTED A TORNADO 35 MILES NORTHWEST OF DUBUQUE. THE TORNADO WAS MOVING SOUTHEAST AT 30 MILES AN HOUR. SOME CITIES IN THE PATH OF THIS TORNADO ARE GUTENBURG...OSTERDOCK...MILLVILLE. THESE CITIES WILL BE AFFECTED BETWEEN THE TIMES OF 805 AND 830 PM CDT. IF YOU ARE IN THE PATH OF THIS TORNADO TAKE SHELTER IMMEDIATELY IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A BASEMENT. GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM SUCH AS A CLOSET ON THE LOWEST FLOOR. USE BLANKETS...PILLOWS... OR CUSHIONS TO COVER YOUR BODY. AVOID WINDOWS. HOOPER & NNNN
What forecasters said that day
The local office's own words before this tornado 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 25, 5:16 PM CDT, 2 hours 52 minutes before
IAZ030-041-042-053-054-ILZ001-WIZ061-067-252300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DUBUQUE IA 515 PM CDT WED MAY 25 1994 ...THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR THE ENTIRE DUBUQUE TRI STATE AREA... AT 510 PM CDT...RADAR INDICATED MOST ALL OF THE PRECIP HAD MOVED EAST OF THE TRI STATE. THE SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT TO THE EAST OF THE TRI STATE. THE THUNDERSTORMS THAT MOVED THROUGH THE AREA EADRLIER THIS AFTERNOON... PRODUCED GOLFBALL SIZE HAIL AND WIND GUSTS AROUND 40 MILES AN HOUR IN NUMEROUS LOCATIONS ACROSS THE TRI STATE. MONITOR YOUR LOCAL RADIO AND TV STATION OR NOAA WEATHER RADIO FOR ANY ADDITIONAL STATEMENTS. HOOPER
Special weather statement, May 25, 5:39 PM CDT, 2 hours 29 minutes before
IAZ030-041-042-053-054-ILZ001-WIZ061-067-252300- SPECIAL WEATHER STATEMENT...CORRECTION TO HAIL SIZE... NATIONAL WEATHER SERVICE DUBUQUE IA 515 PM CDT WED MAY 25 1994 ...THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR THE ENTIRE DUBUQUE TRI STATE AREA... AT 510 PM CDT...RADAR INDICATED MOST ALL OF THE PRECIP HAD MOVED EAST OF THE TRI STATE. THE SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT TO THE EAST OF THE TRI STATE. THE THUNDERSTORMS THAT MOVED THROUGH THE AREA EARLIER THIS AFTERNOON... PRODUCED MARBLE SIZE HAIL AND WIND GUSTS AROUND 40 MILES AN HOUR IN NUMEROUS LOCATIONS ACROSS THE TRI STATE. MONITOR YOUR LOCAL RADIO AND TV STATION OR NOAA WEATHER RADIO FOR ANY ADDITIONALR STATEMENTS. HOOPER
Special weather statement, May 25, 6:35 PM CDT, 1 hour 33 minutes before
ILZ009-015-016-024-IAZ065>068-078-088-089-099-260030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOLINE IL 635 PM CDT WED MAY 25 1994 ...SEVERE THUNDERSTORM WATCH CANCELLED FOR ENTIRE BISTATE REGION... SEVERE THUNDERSTORMS NO LONGER THREATEN THE BISTATE AREA. THUS...THE SEVERE THUNDERSTORM WATCH IS CANCELLED FOR THE ENTIRE REGION. ONLY SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS WILL CONTINUE OVER EASTERN IOWA AND NORTHWESTERN ILLINOIS INTO 900 PM. ZOGG
Special weather statement, May 25, 6:35 PM CDT, 1 hour 33 minutes before
ILZ009-015-016-024-IAZ065>068-078-088-089-099-260030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOLINE IL 635 PM CDT WED MAY 25 1994 ...SEVERE THUNDERSTORM WATCH CANCELLED FOR ENTIRE BISTATE REGION... SEVERE THUNDERSTORMS NO LONGER THREATEN THE BISTATE AREA. THUS...THE SEVERE THUNDERSTORM WATCH IS CANCELLED FOR THE ENTIRE REGION. ONLY SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS WILL CONTINUE OVER EASTERN IOWA AND NORTHWESTERN ILLINOIS INTO 900 PM. ZOGG
Local storm report, May 25, 7:00 PM CDT, 1 hour 8 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE MOLINE IL
700 PM CDT WED MAY 25 1994
...STORM REPORT FOR EVENT ON MAY 25TH...
TIME (CST) EVENT
220 PM PEA SIZED HAIL IN COLUMBUS JUNCTION...IN LOUISA COUNTY
IOWA...REPORTED BY THE SHERIFF/S OFFICE.
228 PM DIME SIZED HAIL AND STREET FLOODING IN COLUMBUS JUNCTION
...IN LOUISA COUNTY IOWA...REPORTED BY SHERIFF/S OFFICE.
228 PM 40 - 50 MPH WINDS AT THE SCOTT COUNTY PARTK IN SCOTT COUNTY
IOWA...REPORTED BY SHERIFF/S OFFICE.
244 PM 50 - 60 MPH WINDS AND TREE LIMBS DOWN AT WAPELLO IN LOUISA
COUNTY IOWA...REPORTED BY STATE POLICE.
.
BELL/NOEL/GOEHRING/ZOGG/ERVIN
/Local storm report, May 25, 7:17 PM CDT, 51 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE MOLINE IL
700 PM CDT WED MAY 25 1994
...STORM REPORT FOR EVENT ON MAY 25TH...
TIME (CST) EVENT
220 PM PEA SIZED HAIL IN COLUMBUS JUNCTION...IN LOUISA COUNTY
IOWA...REPORTED BY THE SHERIFF/S OFFICE.
228 PM DIME SIZED HAIL AND STREET FLOODING IN COLUMBUS JUNCTION
...IN LOUISA COUNTY IOWA...REPORTED BY SHERIFF/S OFFICE.
228 PM 40 - 50 MPH WINDS AT THE SCOTT C(OUNTY PARTK IN SCOTT COUNTY
IOWA...REPORTED BY SHERIFF/S OFFICE.
244 PM 50 - 60 MPH WINDS AND TREE LIMBS DOWN AT WAPELLO IN LOUISA
COUNTY IOWA...REPORTED BY STATE POLICE.
.
BELL/NOEL/GOEHRING/ZOGG/ERVINNearby
Tornado Warnings in Iowa, 1994Every tornado warning in 1994Tornadoes in 1994
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.