Alert archive / Tennessee / Severe Thunderstorm Watches in 2000
Severe Thunderstorm Watch 375
The Storm Prediction Center issued this severe thunderstorm watch at May 27, 2000, 10:45 AM CDT for 4 states. It was in force for 5 hr.
The area
The outline as issued.
The facts
- Issued
- May 27, 2000, 10:45 AM CDT (15:45 UTC)
- Expired
- May 27, 2000, 4:00 PM CDT
- In force
- 5 hr
- Issued by
- the Storm Prediction Center
All 45 counties
Clay County, AR, Craighead County, AR, Crittenden County, AR, Cross County, AR, Greene County, AR, Independence County, AR, Jackson County, AR, Lawrence County, AR, Mississippi County, AR, Poinsett County, AR, Randolph County, AR, Sharp County, AR, Woodruff County, AR, Calloway County, KY, Carlisle County, KY, Fulton County, KY, Graves County, KY, Hickman County, KY, Marshall County, KY, McCracken County, KY, Butler County, MO, Dunklin County, MO, Mississippi County, MO, New Madrid County, MO, Oregon County, MO, Pemiscot County, MO, Ripley County, MO, Stoddard County, MO, Carroll County, TN, Chester County, TN, Crockett County, TN, Dyer County, TN, Fayette County, TN, Gibson County, TN, Hardeman County, TN, Haywood County, TN, Henderson County, TN, Henry County, TN, Lake County, TN, Lauderdale County, TN, Madison County, TN, Obion County, TN, Shelby County, TN, Tipton County, TN, Weakley County, TN
The radar
The Memphis radar (KNQA), 101 km from the middle of the area, began a volume at 15:45 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
Warnings issued inside it
8 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 27, 12:06 PM CDT | Severe Thunderstorm Warning | PAH | New Madrid | 39 min |
| May 27, 12:25 PM CDT | Flash Flood Warning | PAH | Fulton | 3 hr |
| May 27, 12:37 PM CDT | Tornado Warning | MEG | Mississippi | 28 min |
| May 27, 12:59 PM CDT | Tornado Warning | MEG | Mississippi | 31 min |
| May 27, 1:20 PM CDT | Tornado Warning | MEG | Dyer | 40 min |
| May 27, 1:57 PM CDT | Severe Thunderstorm Warning | PAH | Calloway | 63 min |
| May 27, 2:22 PM CDT | Severe Thunderstorm Warning | MEG | Henry | 28 min |
| May 27, 2:33 PM CDT | Flash Flood Warning | PAH | Calloway, Trigg | 117 min |
The nearest sounding before it
Little Rock, AR (KLZK), launched 12:00Z, 3.8 hours before the alert went out and 154 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
- 481 J/kg
- Mixed-layer CIN
- -92 J/kg
- Mixed-layer LCL
- 787 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 318 m²/s²
- 0-3 km storm-relative helicity
- 346 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.5
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS9 KMKC 271510 MKC WW 271510 ARZ000-KYZ000-MOZ000-TNZ000-272100- URGENT - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WATCH NUMBER 375 STORM PREDICTION CENTER NORMAN OK 1010 AM CDT SAT MAY 27 2000 THE STORM PREDICTION CENTER HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR PORTIONS OF NORTHEAST ARKANSAS WESTERN KENTUCKY SOUTHEAST MISSOURI WESTERN TENNESSEE EFFECTIVE THIS SATURDAY MORNING AND AFTERNOON FROM 1045 AM UNTIL 400 PM CDT. HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS. THE SEVERE THUNDERSTORM WATCH AREA IS ALONG AND 65 STATUTE MILES NORTH AND SOUTH OF A LINE FROM 40 MILES WEST SOUTHWEST OF WALNUT RIDGE ARKANSAS TO 55 MILES NORTHEAST OF JACKSON TENNESSEE. REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. DISCUSSION...LINE OF THUNDERSTORMS IS EXPECTED TO INTENSIFY WITH DAYTIME HEATING...AS IT TRACKS EWD ALONG OUTFLOW BOUNDARY/ INSTABILITY GRADIENT. DAMAGING WINDS ARE BECOMING AN INCREASING THREAT. AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR 26040. ...VESCIO ;365,0913 370,0881 351,0881 345,0913;
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 26, 10:00 PM CDT | Severe Thunderstorm Watch | SPC | Baxter, Benton, Boone, Carroll, Cleburne, Conway and 26 more | 6 hr |
| May 27, 6:00 PM CDT | Severe Thunderstorm Watch | SPC | Garland, Hempstead, Howard, Little River, Miller, Montgomery and 4 more | 5 hr |
| May 26, 7:45 PM CDT | Severe Thunderstorm Watch | SPC | Adair, Allen, Barren, Bell, Clay, Clinton and 13 more | 5 hr |
| May 27, 12:00 AM CDT | Severe Thunderstorm Watch | SPC | Henderson, Union, Webster | 6 hr |
| May 27, 2:30 PM CDT | Tornado Watch | SPC | Adair, Allen, Barren, Butler, Calloway, Casey and 22 more | 6 hr |
| May 27, 5:00 PM CDT | Severe Thunderstorm Watch | SPC | Bell, Breathitt, Clay, Clinton, Estill, Floyd and 20 more | 6 hr |
| May 26, 9:30 PM CDT | Severe Thunderstorm Watch | SPC | Audrain, Boone, Callaway, Camden, Chariton, Cole and 30 more | 6 hr |
| May 26, 11:00 PM CDT | Severe Thunderstorm Watch | SPC | Barton, Bates, Benton, Cass, Cedar, Christian and 9 more | 6 hr |
Nearby
Severe Thunderstorm Watches in Tennessee, 2000Severe Thunderstorm Watches in Arkansas, 2000Severe Thunderstorm Watches in Missouri, 2000Every severe thunderstorm watch in 2000
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; radar from the NEXRAD Level II archive.