Alert archive / Mississippi / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 296, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at May 27, 1997, 6:56 AM CDT for Humphreys County, Mississippi. It was in force for 49 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- May 27, 1997, 6:56 AM CDT (11:56 UTC)
- Expired
- May 27, 1997, 7:45 AM CDT
- In force
- 49 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Humphreys County, MS
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 27, 4:45 AM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 00:00Z, 11.9 hours before the alert went out and 99 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
- 3427 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 1185 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 35 m²/s²
- 0-3 km storm-relative helicity
- 74 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 4.1
The text
As transmitted, in the capitals the NWS used until 2016.
968 WUUS1 KJAN 271158 RRA SVRJAN MSC053-271245- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE JACKSON MS 656 AM CDT TUE MAY 27 1997 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 745 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN WEST CENTRAL MISSISSIPPI ...HUMPHREYS COUNTY AT 656 AM...DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS APPROACHING NORTHWESTERN HUMPHREYS COUNTY. THE STORMS WERE MOVING EAST AT 35 MPH...AND WILL MOVE NEAR ISOLA AND BELZONI BY 730 AM. DAMAGING WINDS AND HAIL UP TO QUARTER SIZE ARE POSSIBLE WITH THESE STORMS. DIME SIZE HAIL WAS REPORTED NINE MILES WEST OF HOLLANDALE AT 654 AM. IF YOU ARE OUTSIDE...SEEK SHELTER IN A STRONG BUILDING AWAY FROM WINDOWS. DAMAGING WINDS...LARGE HAIL...VERY HEAVY RAIN...AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. < 65 &
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, May 27, 1:54 AM CDT, 5 hours 2 minutes before
MSZ026>029-032-033-270900- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 154 AM CDT TUE MAY 27 1997 THE FOLLOWING COUNTIES HAVE BEEN CLEARED FOR SEVERE THUNDERSTORM WATCH NUMBER 331... CARROLL... CHOCTAW... GRENADA... MONTGOMERY... OKTIBBEHA... WEBSTER.. THE THREAT OF SEVERE WEATHER HAS SHIFTED TO THE EAST OF THE AREA FOR THE NEXT SEVERAL HOURS...ALTHOUGH SCATTERED SHOWERS AND THUNDERSTORMS ARE STILL POSSIBLE IN THE AREA EARLY THIS MORNING.
Special weather statement, May 27, 2:00 AM CDT, 4 hours 56 minutes before
MSZ026>029-032-033-270900- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 154 AM CDT TUE MAY 27 1997 THE FOLLOWING COUNTIES HAVE BEEN CLEARED FOR SEVERE THUNDERSTORM WATCH NUMBER 331... CARROLL... CHOCTAW... GRENADA... MONTGOMERY... OKTIBBEHA... WEBSTER.. THE THREAT OF SEVERE WEATHER HAS SHIFTED TO THE EAST OF THE AREA FOR THE NEXT SEVERAL HOURS...ALTHOUGH SCATTERED SHOWERS AND THUNDERSTORMS ARE STILL POSSIBLE IN THE AREA EARLY( THIS MORNING.
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 27, 4:47 AM CDT | Severe Thunderstorm Warning | JAN | Bolivar | 58 min |
| May 27, 5:49 AM CDT | Severe Thunderstorm Warning | JAN | Sunflower | 41 min |
| May 27, 6:21 AM CDT | Severe Thunderstorm Warning | JAN | Bolivar, Washington | 69 min |
| May 27, 6:47 AM CDT | Severe Thunderstorm Warning | JAN | Sunflower | 43 min |
| May 27, 7:07 AM CDT | Severe Thunderstorm Warning | JAN | Leflore | 53 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 1997Every severe thunderstorm warning in 1997
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.