Alert archive / Iowa / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 36, NWS Quad Cities, IA
NWS Quad Cities, IA issued this severe thunderstorm warning at Jul 13, 1992, 4:42 PM CDT for Jefferson County, Iowa. It was in force for 48 min.
The area
The counties it named.
The facts
- Issued
- Jul 13, 1992, 4:42 PM CDT (21:42 UTC)
- Expired
- Jul 13, 1992, 5:30 PM CDT
- In force
- 48 min
- Issued by
- NWS Quad Cities, IA
- Area
- Whole counties
County Jefferson County, IA
The nearest sounding before it
Omaha, NE (KOVN), launched 12:00Z, 9.7 hours before the alert went out and 371 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
- 91 J/kg
- Mixed-layer CIN
- -150 J/kg
- Mixed-layer LCL
- 554 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- 90 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 severe thunderstorm 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 13, 3:16 PM CDT, 1 hour 26 minutes before
ILZ004-IAZ078-088-089-099-132130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOLINE IL 315 PM CDT MON JUL 13 1992 ...SHOWERS AND THUNDERSTORMS ARE APPROACHING THE BISTATE AREA.. AT 315 PM CDT...A LINE OF SHOWERS AND THUNDERSTORMS WERE BEGINNING TO MOVE INTO WESTERN PORTIONS OF THE BISTATE AREA. THIS LINE OF STORMS WILL MOVE INTO CEDAR COUNTY IOWA BY 330 PM. AT 315 PM...THE LINE WAS LOCATED FROM DUBUQUE IOWA...TO CEDAR RAPIDS..TO 20 MILES NORTH OF OTTUMWA. THE LINE WAS MOVING NORTHEAST AT 35 MILES AN HOUR...AND WILL LIKELY PRODUCE STRONG WIND AND SMALL HAIL. PERSONS IN CEDAR COUNTY SHOULD EXPECT STRONG WINDS BY 330 PM CDT. LAGUE
Special weather statement, Jul 13, 3:40 PM CDT, 1 hour 2 minutes before
ILZ004-IAZ078-088-089-099-132130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOLINE IL 335 PM CDT MON JUL 13 1992 ...SHOWERS AND THUNDERSTORMS ARE MOVING INTO THE BISTATE AREA.. AT 335 PM CDT...A LINE OF SHOWERS AND THUNDERSTORMS WERE MOVING INTO CEDAR COUNTY IOWA. THESE STORMS PRODUCED DAMAGE NEAR CEDAR RAPIDS IOWA WITH WIND GUSTS TO 50 MILES AN HOUR. PERSONS IN CEDAR COUNTY SHOULD EXPECT STRONG WIND GUSTS BETWEEN 330 AND 415 PM CDT. THE THUNDERSTORMS WERE PART OF A LINE OF STRONG STORMS WITH HEAVY RAIN WHICH EXTENDED FROM DUBUQUE IOWA...TO CEDAR COUNTY...TO NEAR OTTUMA. THE SHOWERS AND THUNDERSTORMS WERE MOVING NORTHEAST AT 35 MILES AN HOUR. LAGUE
Special weather statement, Jul 13, 3:48 PM CDT, 54 minutes before
ILZ004-IAZ078-088-089-099-132130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOLINE IL 345 PM CDT MON JUL 13 1992 ...THUNDERSTORMS WITH STRONG WINDS ARE MOVING THROUGH WESTERN AND NORTHERN PORTIONS OF THE BISTATE AREA... AT 345 PM CDT...STRONG THUNDERSTORMS WITH HEAVY RAIN AND GUSTY WINDS WERE IN CENTRAL CEDAR COUNTY...AND MOVING INTO NORTHWEST CLINTON COUNTY IOWA. WIND GUSTS TO 50 MILES AN HOUR CAN BE EXPECTED WITH THESE STORMS...AS WELL AS VERY HEAVY RAIN AND SMALL HAIL. THE THUNDERSTORMS WERE PART OF A LINE OF STRONG STORMS WITH HEAVY RAIN WHICH EXTENDED FROM DUBUQUE IOWA...TO CEDAR COUNTY...TO NEAR OTTUMA. OTHER STORMS WERE DEVELOPING IN WESTERN CLINTON COUNTY..AND IN WHIDTESIDE COUNTY IOWA. THE STORMS WERE MOVING NORTHEAST AT 35 MILES AN HOUR. LAGUE
Special weather statement, Jul 13, 4:36 PM CDT, 6 minutes before
ILZ004-IAZ078-088-089-099-132230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOLINE IL 430 PM CDT MON JUL 13 1992 ...SEVERE THUNDERSTORM WARNING FOR CLINTON COUNTY IOWA HAD EXPIRED AT 430 PM CDT... ...SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR ALL OF THE BISTATE REGION UNTIL 9 PM CDT... AT 430 PM A LINE OF STRONG THUNDERSTORMS...PRODUCING GUSTY WINDS AND VERY HEAVY RAIN...EXTENDED FROM 20 MILES NORTH OF CLINTON IOWA...TO 20 MILES NORTHWEST OF THE QUAD CITIES...TO 25 MILES NORTHWEST OF MT PLEASANT IOWA. THE LINE OF THUNDERSTORMS WAS SLOWLY MOVING EAST WHILE STORMS IN THE LINE WERE MOVING NORTHEAST AT 35 MPH. IF YOU LIVE IN CLINTON IOWA...THE QUAD CITIES...AND NEIGHBORING COMMUNITIES...BE PREPARED FOR 40 TO 50 MPH WIND GUSTS AND VERY HEAVY RAIN BETWEEN 445 AND 515 PM. THIS AFTERNOONS THUNDERSTORMS ARE CAPABLE OF PRODUCING HEAVY AMOUNTS OF RAIN IN A SHORT PERIOD OF TIME. IF YOU PLAN OF HEADING HOME FROM WORK AROUND 5 PM...BE PREPARED FOR HEAVY RAIN AND POSSIBLE STREET FLOODING. AS ALWAYS...IF THREATENING WEATHER APPROACHES...BE PREPARED TO SEEK SHELTER. MEYER
The office that day
Everything else NWS Quad Cities, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 13, 3:36 PM CDT | Severe Thunderstorm Warning | DVN | Jones | 39 min |
| Jul 13, 3:50 PM CDT | Tornado Warning | DVN | Jones | 25 min |
| Jul 13, 4:00 PM CDT | Severe Thunderstorm Warning | DVN | Jackson | 30 min |
| Jul 13, 4:03 PM CDT | Severe Thunderstorm Warning | DVN | Clinton | 27 min |
| Jul 13, 4:42 PM CDT | Severe Thunderstorm Warning | DVN | Jones | 48 min |
| Jul 13, 5:22 PM CDT | Severe Thunderstorm Warning | DVN | Muscatine, Scott | 53 min |
| Jul 13, 5:31 PM CDT | Severe Thunderstorm Warning | DVN | Louisa | 29 min |
| Jul 13, 6:10 PM CDT | Severe Thunderstorm Warning | DVN | Henry | 50 min |
Nearby
Severe Thunderstorm Warnings in Iowa, 1992Every severe thunderstorm warning in 1992
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.