Alert archive / Alabama / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 159, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Jun 22, 1990, 6:07 PM CDT for Sumter County, Alabama. It was in force for 53 min. 1 report 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
- Jun 22, 1990, 6:07 PM CDT (23:07 UTC)
- Expired
- Jun 22, 1990, 7:00 PM CDT
- In force
- 53 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Sumter County, AL
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 |
|---|---|---|---|
| Jun 22, 6:35 PM CDT | Thunderstorm Wind 0 | Sumter, AL |
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
Centreville/Bibb, AL (KCKL), launched 12:00Z, 11.1 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 0 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- -153 m²/s²
- 0-3 km storm-relative helicity
- -118 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, Jun 22, 1:44 PM CDT, 4 hours 23 minutes before
MSZALL-ARZ014>016-LAZ002-003-004-006-009-010-013-
ALZ004-008-013-016-222000-
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE JACKSON MS
130 PM CDT FRI JUN 22 1990
...SHOWERS AND THUNDERSTORMS INCREASING OVER SECTIONS OF
NORTH MISSISSIPPI...
AT 125 PM CDT...SHOWERS AND THUNDERSTORMS WERE INCREASING OVER NORTH
MISSISSIPPI IN A 20 MILE WIDE BAND FROM TUPELO TO GREENVILLE. THE
STRONGEST THUNDERSTORMS WERE IN A NARROW LINE FROM WATER VALLEY TO NEAR
CLEVELAND MOVING EAST AT 25 MILES AN HOUR. THESE STORMS WILL LIKELY
CONTAIN GUSTY WINDS...FREQUENT LIGHTNING STRIKES AND BRIEF HEAVY RAIN IN
THE NEXT HOUR AS THEY MOVE ACROSS YALOBUSHA...GRENADA...TALLAHATCHI"E...
CALHOUN...LEFLORE...AND SUNFLOWER COUNTIES.
OTHER SHOWERS AND THUNDERSTORMS WERE SCATTERED FROM COLUMBUS TO
KOSCIUSKO AND FROM COLUMBIA TO PICAYUNE IN EAST MISSISSIPPI. THEY
WERE ALSO MOVING EAST AT 25 MILES AN HOUR.Special weather statement, Jun 22, 4:07 PM CDT, 2 hours before
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</html>Special weather statement, Jun 22, 4:25 PM CDT, 1 hour 42 minutes before
MSZALL-ARZ014>016-LAZ002-003-004-006-009-010-013- ALZ004-008-013-016-222200- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE JACKSON MS 415 PM CDT FRI JUN 22 1990 A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 900 PM THIS EVENING FOR PARTS OF NORTHERN AND CENTRAL MISSISSIPPI. AT 415 PM CDT...RADAR INDICATED A BAND OF THUNDERSTORMS WITH VERY HEAVY RAIN EXTENDING ACROSS NORTH MISSISSIPPI FROM NEAR ROLLING FORK TO NEAR LOUISVILLE. THE THUNDERSTORMS WERE MOVING EAST AT 25 MILES AN HOUR. A THUNDERSTORM NEAR DURANT WAS RAPIDLY INCREASING IN STRENGTH AND IS EXPECTED TO MOVE NEAR KOSIUSKO IN THE NEXT 45 MINUTES. GUSTY WINDS...DANGEROUS LIGHTNING...LOCALLY HEAVY RAIN...AND SMALL HAIL ARE POSSIBLE WITH THE THUNDERSTORMS.
Special weather statement, Jun 22, 4:37 PM CDT, 1 hour 30 minutes before
MSZALL-ARZ014>016-LAZ002-003-004-006-009-010-013- ALZ004-008-013-016-222230- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE JACKSON MS 430 PM CDT FRI JUN 22 1990 A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 900 PM THIS EVENING FOR PARTS OF NORTHERN AND CENTRAL MISSISSIPPI. AT 430 PM CDT...A BAND OF SCATTERED THUNDERSTORMS WICOMMS:STOP1
Special weather statement, Jun 22, 4:43 PM CDT, 1 hour 24 minutes before
MSZALL-ARZ014>016-LAZ002-003-004-006-009-010-013- ALZ004-008-013-016-222230- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE JACKSON MS 430 PM CDT FRI JUN 22 1990 A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 900 PM THIS EVENING FOR PARTS OF NORTHERN AND CENTRAL MISSISSIPPI. AT 430 PM CDT...A BAND OF SCATTERED THUNDERSTORMS WITH VERY HEAVY RAIN EXTENDED ACROSS NORTH MISSISSIPPI FROM LOUISVILLE TO ROLLING FORK. THE STRONGEST STORMS WERE LOCATED NEAR LOUSIVILLE AND NEAR ROLLING FORK. DANGEROUS LIGHTNING...GUSTY WINDS...AND POSSIBLE SMALL HAIL CAN BE EXPECTED WITH THE THUNDERSTORS. MOVEMENT WAS EAST AT 25 MILES AN HOUR.
Special weather statement, Jun 22, 6:07 PM CDT, 0 minutes before
MSZALL-ARZ014>016-LAZ002-003-004-006-009-010-013- ALZ004-008-013-016-230400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 600 PM CDT FRI JUN 22 1990 SEVERE THUNDERSTORM WATCH 528 HAS BEEN CANCELLED FOR A PORTION OF NORTH MISSISSIPPI. WATCH NUMER 528 HAS BEEN CLEARED FOR THOSE COUNTIES NORTH OF A LINE FROM GREENVILLE TO GREENWOOD TO COLUMBUS. HOWEVER THE WATCH REMAINS IN EFFECT UNTIL 900 PM CDT SOUTH OF THE LINE FROM GREENVILLE TO GREENWOOD TO COLUMBUS...AND NORTH OF A LINE FROM PORT GIBSON TO MERIDIAN. AT 550 PM CDT A LINE OF THUNDERSTORMS STRETCHED ACROSS CENTRAL MISSISSIPPI. THE LEADING EDGE OF THIS LINE EXTENDED FROM SOUTH OF HOLLY BLUFF TO CARTHAGE TO PHILADELPHIA. ANOTHER CLUSTER OF THUNDERSTORMS WAS LOCATED ACROSS HUMPHREYS COUNTY. THE STRONGER THUNDERSTORMS WILL BE ACCOMPANIED BY GUSTY WINDS IN EXCESS OF 40 MPH...VERY HEAY RAIN AND POSSIBLE HAIL AS THEY MOVE TO THE EAST AT 25 MPH. THE LINE OF THUNDERSTORMS WAS MOVING TO THE SOUTH AT 10 TO 15 MPH.
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 22, 2:23 PM CDT | Severe Thunderstorm Warning | JAN | Calhoun | 37 min |
| Jun 22, 3:18 PM CDT | Severe Thunderstorm Warning | JAN | Carroll | 27 min |
| Jun 22, 4:35 PM CDT | Severe Thunderstorm Warning | JAN | Noxubee | 40 min |
| Jun 22, 5:31 PM CDT | Severe Thunderstorm Warning | JAN | Carroll, Leflore | 44 min |
| Jun 22, 6:06 PM CDT | Severe Thunderstorm Warning | JAN | Yazoo | 39 min |
| Jun 22, 6:29 PM CDT | Severe Thunderstorm Warning | JAN | Humphreys | 31 min |
| Jun 22, 6:50 PM CDT | Severe Thunderstorm Warning | JAN | Hinds, Madison, Yazoo | 25 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 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.