Alert archive / Tennessee / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 59, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Dec 15, 1987, 6:15 AM EST for Hamilton County, Tennessee. It was in force for 60 min.
The area
The counties it named.
The facts
- Issued
- Dec 15, 1987, 6:15 AM EST (11:15 UTC)
- Expired
- Dec 15, 1987, 7:15 AM EST
- In force
- 60 min
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
County Hamilton County, TN
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 00:00Z, 11.3 hours before the alert went out and 167 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
- NaN m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- 552 m²/s²
- 0-3 km storm-relative helicity
- 554 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, Dec 15, 3:59 AM EST, 2 hours 16 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ATLANTA GA 400 AM EST TUE DEC 15 1987 ...STRONG THUNDERSTORMS HEADED FOR GEORGIA... A FAST MOVING COLD FRONT IN ALABAMA WAS PRODUCING STRONG THUNDER- STORMS WITH GUSTY WINDS AND HAIL AS IT MOVED EASTWARD AT 35 MPH. MARBLE SIZE HAIL...TREES AND POWER LINES DOWN...AND SCATTERED POWER OUTAGES HAVE BEEN REPORTED IN NORTH ALABAMA DURING THE NIGHT. THESE THUNDERSTORMS WILL BE APPROACHING THE GEORGIA/ALABAMA STATE LINE AROUND DAYBREAK AND MOVE THROUGH WESTERN SECTIONS THIS MORNING AND THROUGH THE EAST EARLY THIS AFTERNOON. TEMPERATURES ACROSS SOUTH GEORGIA WERE IN THE 60S AND IN NORTH GEORGIA IN THE 50S. THESE UNUSUALLY WARM TEMPERATURES COMBINED WITH THE RAPID MOVEMENT OF THE INDIVIDUAL THUNDERSTORMS AT NEARLY 50 MPH WILL POSE A THREAT OF SEVERE WEATHER TO MOST OF THE STATE TODAY. PEOPLE ARE URGED TO BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS TODAY AND SHOULD STAY TUNED TO NOAA WEATKHER RADIO OR LOCAL RADIO OR TELEVISION STATIONS FOR THE LATEST INFORMATION ON THESE STORMS.
Special weather statement, Dec 15, 5:11 AM EST, 1 hour 4 minutes before
SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE ATHENS GA 510AM EST TUE DEC 15 1987 A SEVERE THUNDERSTORM WATCH 567 IN EFFECT FOR PORTIONS OF EAST ALABAMA AND PORTIONS OF WESTERN AND NORTHERN GEORGIA. A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED UNTIL 1000 AM EST FOR THE FOLLOWING NORTHEAST GEORGIA COUNTIES...BARROW...HALL...NEWTON... ...JACKSON AND WALTON. A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD REMAIN ON THE LOOKOUT FOR THREATENING WEATHER AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS.
Special weather statement, Dec 15, 5:30 AM EST, 45 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ATHENS GA 510AM EST TUE DEC 15 1987 A SEVERE THUNDERSTORM WATCH 567 IN EFFECT FOR PORTIONS OF EAST ALABAMA AND PORTIONS OF WESTERN AND NORTHERN GEORGIA. A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED UNTIL 1000 AM EST FOR THE FOLLOWING NORTHEAST GEORGIA COUNTIES...BARROW...HALL...NEWTON... ...JACKSON AND WALTON. A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTO RMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD REMAIN ON THE LOOKOUT FOR THREATENING WEATHER AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS.
Special weather statement, Dec 15, 5:35 AM EST, 40 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ATLANTA GA 535 AM EST TUE DEC 15 1987 ...STRONG THUNDERSTORMS ARE HEADED FOR GEORGIA... A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR A LARGE PORTION OF NORTH AND WEST GEORGIA UNTIL 10 AM. STRONG THUNDERSTORMS AHEAD OF A FAST MOVING COLD FRONT WERE MOVING INTO WEST GEORGIA FROM ALABAMA IN THE PREDAWN HOURS. SOME OF THESE THUNDERSTORMS MAY HAVE DAMAGING WINDS AND HAIL AS THEY MOVE THROUGH GEORGIA THIS MORNING. NUMEROUS REPORTS OF TREES AND POWER LINES BEING DOWNED BY STRONG WINDS WERE RECEIVED ACROSS NORTH ALABAMA DURING THE NIGHT WITH THE STORMS. A FEW REPORTS OF HAIL WERE ALSO RECEIVED. THIS AREA OF THUNDERSTORMS WAS MOVING TO THE EAST AT 35 MPH WHILE THE INDIVIDUAL STORMS WERE MOVING TO THE NORTHEAST AT NEARLY 50 MPH. STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TELEVISION STATION FOR FURTHER INFORMATION ON THIS DEVELOPING WEATHER SITUATION.
Special weather statement, Dec 15, 5:36 AM EST, 39 minutes before
SPECIAL WEATHER STATEMENT..CORRECTED.. NATIONAL WEATHER SERVICE MACON GA 5:35AM EST TUE DEC 15 1987 ...SEVERE THUNDERSTORM WATCH 567 IN EFFECT 5:00 UNTIL 10:00 AM EST... A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED VALID UNTIL 10:00 AM EST FOR THE FOLLOWING CENTRAL GEORGIA COUNTIES: TAYLOR...UPSON...BIBB...MONROE ...CRAWFORD...PEACH...DOOLY...AND JONES. A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD REMAIN ON THE LOOKOUT FOR THREATENING WEATHER AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. AT 5:OO AM EST THE THUNDERSTORM AREA WAS APPROACHING WESTERN GEORGIA NEAR COLUMBUS. !
Nearby
Severe Thunderstorm Warnings in Tennessee, 1987Every severe thunderstorm warning in 1987
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.