Alert archive / Georgia / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 216, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Jul 1, 1990, 8:53 PM EDT for Hancock County, Washington County, Georgia. It was in force for 52 min. 2 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jul 1, 1990, 8:53 PM EDT (00:53 UTC)
- Expired
- Jul 1, 1990, 9:45 PM EDT
- In force
- 52 min
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
Counties Hancock County, GA, Washington County, GA
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 1, 9:10 PM EDT | Thunderstorm Wind 0 | Washington, GA | |
| Jul 1, 9:10 PM EDT | Thunderstorm Wind 0 | Hancock, GA |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Athens Municipal, GA (KAHN), launched 00:00Z, 0.9 hours before the alert went out and 100 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
- 1724 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 1872 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- -16 m²/s²
- 0-3 km storm-relative helicity
- -3 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KAGS 020053 SVRAGS GAC141-303-020145- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE AUGUSTA GA 853 PM EDT SUN JUL 1 1990 THE NATIONAL WEATHER SERVICE IN AUGUSTA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 945 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN EAST CENTRAL GEORGIA ...HANCOCK COUNTY...WASHINGTON COUNTY AT 850 PM EDT NATIONAL WEATHER SERVICE RADAR WAS DETECTING A SEVERE THUNDERSTORM OVER NORTHERN HANCOCK COUNTY MOVING SOUTHEAST AT 30 MPH. LARGE HAIL AND DESTRUCTIVE WINDS HAVE BEEN ASSOCIATED WITH THIS STORM. WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DON'T USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
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 1, 5:41 PM EDT, 3 hours 12 minutes before
GAZ002-004-012245- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE ATHENS GA 540 PM EDT SUN JUL 1 1990 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR ALL COUNTIES OF NORTHEAST GEORGIA UNTIL 10 PM EDT... AT 530 PM EDT THE ATHENS RADAR INDICATED SCATTERED THUNDERSTORMS FROM SOUTHEAST TENNESSEE EAST ACROSS NORTHERN GEORGIA...WESTERN NORTH CAROLINA AND MUCH OF NORTHERN SOUTH CAROLINA. THE STRONGEST THUNDERSTORMS WERE LOCATED TO THE SOUTHEAST OF GREENVILLE SOUTH CAROLINA AND IN FANNIN COUNTY IN NORTHERN GEORGIA. THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING VERY HEAVY RAIN...STRONG GUSTY WINDS...CLOUD TO GROUND LIGHTNING AND SMALL HAIL. MOVEMENT WAS TO THE SOUTHEAST AT 30 MPH.
Special weather statement, Jul 1, 6:48 PM EDT, 2 hours 5 minutes before
GAZ001>003-012350- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ATLANTA GA 650 PM EDT SUN JUL 01 1990 ...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR MOST OF NORTH GEORGIA UNTIL 10 PM EDT... A SEVERE THUNDERSTORM WARNING FOR FANNIN COUNTY EXPIRED AT 6 PM EDT. AT 640 PM...RADAR SHOWED AN AREA OF SHOWERS OVER THE GEORGIA MOUNTAINS WITH A SMALL CONCENTRATION OF THUNDERSTORMS JUST NORTHWEST OF LAKE LANIER. ISOLATED THUNDERSHOWERS WERE SOUTH OF THE ATLANTA METROPOLITAN AREA AT THAT TIME. OTHER THUNDERSHOWERS WERE BETWEEN COLUMBUS AND MACON. THUS FAR NO SEVERE WEATHER HAS BEEN REPORTED IN GEORGIA WITH THESE STORMS. BUT CONDITIONS ARE FAVORABLE FOR THUNDERSTORMS TO DEVELOP TO SEVERE LEVELS. THE THUNDERSTORMS ARE CAPABLE OF PRODUCING STRONG GUSTY WINDS...DANGEROUS LIGHTNING...BRIEF HEAVY DOWNPOURS...AND LARGE HAIL. < PERSONS IN NORTH GEORGIA ARE ADVISED TO LISTEN TO NOAA WEATHER RADIO OR LOCAL TELEVISON AND RADIO STATIONS9 FOR THE LATEST WEATHER STATEMENTS AND POSSIBLE WARNINGS.
Special weather statement, Jul 1, 7:36 PM EDT, 1 hour 17 minutes before
GAZ002-004-020045- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE ATHENS GA 732 PM EDT SUN JUL 1 1990 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR ALL COUNTIES OF NORTHEAST GEORGIA UNTIL 10 PM EDT... AT 730 PM EDT...ATHENS RADAR INDICATED A THUNDERSTORM JUST SOUTH OF ATHENS AND ANOTHER ONE OVER CHEROKEE AND FORSYTH COUNTIES IN NORTH GEORGIA. AN AREA OF THUNDERSTORMS WAS INDICATED OVER CENTRAL SOUTH CAROLINA AROUND THE COLUMBIA AREA. A THUNDERSTORM WAS ALSO INDICATED NORTHEAST OF ASHEVILLE NORTH CAROLINA WITH A FEW SHOWERS AND THUNDERSHOWERS INDICATED OVER EXTREME SOUTHEAST TENNESSEE AND EXTREME WESTERN NORTH CAROLINA. MOVEMENT WAS TO THE SOUTHEAST AT 30 MPH.
Special weather statement, Jul 1, 8:14 PM EDT, 39 minutes before
GAZ001>004-020100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ATLANTA GA 815 PM EDT SUN JUL 01 1990 ...THE SEVERE THUNDERSTORM WATCH FOR NORTH GEORGIA HAS BEEN CANCELLED... AT 810 PM...RADAR SHOWED AN AREA OF RAIN AND A FEW THUNDERSHOWERS OVER NORTH GEORGIA. STRONGEST THUNDERSTORMS WERE BETWEEN ATLANTA AND ATHENS IN WALTON COUNTY AND SOUTH OF ATHENS. THE THUNDERSHOWERS SHOULD SLOWLY WEAKEN THIS EVENING AS THE SUN SETS AND TEMPERATURES BEGIN TO FALL.
Special weather statement, Jul 1, 8:39 PM EDT, 14 minutes before
GAZ006-020200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MACON GA 835 PM EDT SUN JULY 1 1990 ....SEVERE THUNDERSTORM WATCH 578 FOR NORTH GEORGIA IS CANCELLED... AT 830 PM WEATHER RADAR IN MACON SHOWED THUNDERSTORMS THAT MOVED FROM NORTH GEORGIA IN THE CENTRAL PART OF THE STATE HAD WEAKENED DURING THE PAST HOUR. HOWEVER...STRONG THUNDERSTORMS WERE IN PUTNAM COUNTY EAST OF EATONTON. MOVEMENT WAS SOUTHEAST TOWARD LAKE SINCLAIR. THESE THUNDERSTORMS WILL BE MOVING NEAR MILLEDGEVILLE AND LAKE SINCLAIR BEFORE 9 PM THIS EVENING. STRONG GUSTY WINDS...DANGEROUS LIGHTNING...AND BRIEF HEAVY RAIN CAN BE EXPECTED WITH THESE THUNDERSTORMS FOR THE NEXT HOUR. BOATERS ON LAKE SINCLAIR SHOULD GO TO SHELTER.
Special weather statement, Jul 1, 8:39 PM EDT, 14 minutes before
GAZ002-004-020145- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE ATHENS GA 835 PM EDT SUN JUL 1 1990 ...THE SEVERE THUNDERSTORM WATCH FOR NORTH GEORGIA HAS BEEN CANCELLED... HOWEVER SCATTERED THUNDERSTORMS WERE INDICATED FROM 20 MILES SOUTH OF ATHENS SOUTH TO NEAR MILLEDGEVILLE. THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING VERY HEAVY RAIN...STRONG GUST WINDS...CLOUD TO GROUND LIGHTNING AND POSSIBLE SMALL HAIL. SCATTERED THUNDERSTORMS WERE ALSO INDICATED BETWEEN ATHENS AND ATLANTA. ELSEWHERE...SCATTERED THUNDERSTORMS WERE INDICATED TO THE SOUTH OF COLUMBIA SOUTH CAROLINA AND IN EAST TENNESSEE AND EXTREME WESTERN NORTH CAROLINA. MOVEMENT WAS TO THE SOUTHEAST AT 30 MPH.
Nearby
Severe Thunderstorm Warnings in Georgia, 1990Every severe thunderstorm warning in 1990
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.