Alert archive / Mississippi / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 39, NWS Memphis, TN
NWS Memphis, TN issued this severe thunderstorm warning at Apr 27, 1994, 5:54 PM CDT for Tunica County, Mississippi. It was in force for 36 min.
The area
The counties it named.
The facts
- Issued
- Apr 27, 1994, 5:54 PM CDT (22:54 UTC)
- Expired
- Apr 27, 1994, 6:30 PM CDT
- In force
- 36 min
- Issued by
- NWS Memphis, TN
- Area
- Whole counties
County Tunica County, MS
The nearest sounding before it
Little Rock, AR (KLZK), launched 12:00Z, 10.9 hours before the alert went out and 44 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
- 2407 J/kg
- Mixed-layer CIN
- -66 J/kg
- Mixed-layer LCL
- 679 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 55 m²/s²
- 0-3 km storm-relative helicity
- 69 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 2.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMEM 272254 SVRMEM MSC143-272330- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MEMPHIS TN 554 PM CDT WED APR 27 1994 THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 630 PM CDT FOR PERSONS IN THE FOLLOWING LOCATIONS...... IN NORTHWEST MISSISSIPPI ...NORTHERN TUNICA COUNTY AT 5:52 PM...DOPPLER WEATHER RADAR INDICATED A SEVERE THUNDERSTORM IN NORTHEAST TUNICA COUNTY NEAR PRICHARD. THE THUNDERSTORM WAS MOVING NORTHEAST AT 15 MILES AN HOUR. PERSONS IN PRICHARD ARE IN THE PATH OF THE STORM. LARGE HAIL...GUSTY WINDS AND LOCALLY HEAVY RAIN ARE LIKELY WITH THIS STORM. IF YOU ARE CAUGHT OUTSIDE...SEEK 6SHELTER FROM THE WEATHER IN A STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN... AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
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, Apr 27, 4:12 PM CDT, 1 hour 42 minutes before
MSZ005-006-009-017-016-003-004-014-015-023-024-030-031-272215- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUPELO MS 412 PM CDT WED APR 27 1994 ...SEVERE THUNDERSTORM WATCH NUMBER 157 HAS BEEN ISSUED FOR A PORTION OF NORTHEAST MISSISSIPPI UNTIL 1000 PM CDT... AT 400 PM CDT...NATIONAL WEATHER SERVICE RADAR IN TUPELO INDICATED SCATTERED STRONG THUNDERSTORMS IN SOUTHERN TENNESSEE AND NORTHWEST ALABAMA. HOWEVER...NO THUNDERSTORM ACTIVITY WAS INDICATED IN NORTH MISSISSIPPI...ALTHOUGH THUNDERSTORMS ARE LIKELY TO DEVELOP IN NORTH MISSISSIPPI LATER IN THE DAY. STAY TUNED TO THIS STATION FOR THE LATEST WEATHER INFORMATION. NNNN
Special weather statement, Apr 27, 5:13 PM CDT, 41 minutes before
MSZ005-006-009-017-016-002-003-004-013-014-015-023-024-030-031- 033-272315- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUPELO MS 513 PM CDT WED APR 27 1994 ...SEVERE THUNDERSTORM WATCH NUMBER 157 IS IN EFFECT FOR MUCH OF NORTHEAST MISSISSIPPI UNTIL 1000 PM CDT... AT 500 PM CDT...NATIONAL WEATHER SERVICE RADAR IN TUPELO INDICATED AN ISOLATED STRONG THUNDERSTORM IN CENTRAL CLAY COUNTY. THIS STORM APPEARS TO BE WEAKENING...BUT MAY STILL BE CAPABLE OF PRODUCING VERY HEAVY RAIN...DANGEROUS LIGHTNING...AND STRONG GUSTY WINDS. WEAKER THUNDERSTORM ACTIVITY HAD BEGUN TO FORM ALONG THE MISSISSIPPI RIVER IN EXTREME NORTHWEST MISSISSIPPI. ELSEWHERE...SCATTERED STRONG THUNDERSTORMS HAVE PERSISTED IN SOUTHERN TENNESSEE AND NORTHWEST ALABAMA. THESE STORMS WERE MOVING VERY SLOWLY TO THE NORTHEAST AT 5 TO 10 MPH...THEREFORE AREAS THAT ARE AFFECTED BY THUNDERSTORMS THIS EVENING COULD PRODUCE EXTENDED PERIODS OF HEAVY RAIN. STAY TUNED TO THIS STATION FOR LATER STATEMENTS AND POSSIBLE WARNINGS. NNNN
The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 26, 7:00 PM CDT | Tornado Warning | MEG | DeSoto | 45 min |
| Apr 26, 7:18 PM CDT | Severe Thunderstorm Warning | MEG | Marshall | 42 min |
| Apr 26, 7:21 PM CDT | Tornado Warning | MEG | Tate | 54 min |
| Apr 26, 7:45 PM CDT | Tornado Warning | MEG | Marshall | 45 min |
| Apr 27, 1:55 PM CDT | Severe Thunderstorm Warning | MEG | Itawamba, Lee | 50 min |
| Apr 27, 6:26 PM CDT | Severe Thunderstorm Warning | MEG | DeSoto, Tate | 49 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 1994Every severe thunderstorm warning in 1994
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.