Alert archive / Tennessee / Red Flag Warnings in 2008
Red Flag Warning 2, NWS Nashville, TN
NWS Nashville, TN issued this red flag warning at Mar 25, 2008, 2:09 PM CDT for 37 counties in Tennessee. It was in force for 7 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Mar 25, 2008, 2:09 PM CDT (19:09 UTC)
- Expired
- Mar 25, 2008, 9:00 PM CDT
- In force
- 7 hr
- Issued by
- NWS Nashville, TN
All 37 counties
Bedford County, TN, Cannon County, TN, Cheatham County, TN, Clay County, TN, Cumberland County, TN, Davidson County, TN, DeKalb County, TN, Dickson County, TN, Fentress County, TN, Giles County, TN, Hardin County, TN, Hickman County, TN, Houston County, TN, Humphreys County, TN, Jackson County, TN, Lawrence County, TN, Lewis County, TN, Lincoln County, TN, Macon County, TN, Marshall County, TN, Maury County, TN, Montgomery County, TN, Overton County, TN, Perry County, TN, Pickett County, TN, Putnam County, TN, Robertson County, TN, Rutherford County, TN, Smith County, TN, Stewart County, TN, Sumner County, TN, Trousdale County, TN, Warren County, TN, Wayne County, TN, White County, TN, Williamson County, TN, Wilson County, TN
The radar
The Nashville radar (KOHX), 30 km from the middle of the area, began a volume at 19:11 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.
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 7.2 hours before the alert went out and 17 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
- 2035 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 206 m²/s²
- 0-3 km storm-relative helicity
- 234 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS84 KOHX 251909 RFWOHX RED FLAG WARNING NATIONAL WEATHER SERVICE NASHVILLE TN 209 PM CDT TUE MAR 25 2008 ...A RED FLAG WARNING IS IN EFFECT FOR TN DISTRICTS 4 AND 5 UNTIL 9PM CDT... .THIS AFTERNOON AND EVENING A TIGHTENING PRESSURE GRADIENT WILL COMBINE WITH MIN RH VALUES IN THE 18 TO 23 PERCENT RANGE. 20 FOOT SOUTHWESTERLY WIND SPEEDS IN THE 15 TO 20 MPH RANGE WILL PERSIST THIS AFTERNOON ALONG WITH HIGHER GUSTS. THUS...RED FLAG CONDITIONS ARE EXPECTED THIS AFTERNOON ACROSS TN DISTRICTS 4 AND 5. TNZ005>011-023>034-056>066-075-078-092>096-260200- /O.NEW.KOHX.FW.W.0002.080325T1909Z-080326T0200Z/ FIRE WEATHER ZONE DISTRICT 5 NORTH CHEATHAM-DAVIDSON-DICKSON-HOUSTON-HUMPHREYS-MONTGOMERY-ROBERTSON- RUTHERFORD-STEWART-SUMNER-WILLIAMSON-WILSON- FIRE WEATHER ZONE DISTRICT 4 CANNON-CLAY-CUMBERLAND-DE KALB-FENTRESS-JACKSON-MACON-OVERTON- PICKETT-PUTNAM-SMITH-TROUSDALE-WARREN-WHITE- FIRE WEATHER ZONE DISTRICT 5 SOUTH BEDFORD-GILES-HARDIN-HICKMAN-LAWRENCE-LEWIS-LINCOLN-MARSHALL- MAURY-PERRY-WAYNE- 209 PM CDT TUE MAR 25 2008 ...RED FLAG WARNING IN EFFECT UNTIL 9 PM CDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT UNTIL 9 PM CDT THIS EVENING. MIN RH VALUES OF 18 TO 23 PERCENT ARE EXPECTED ALONG WITH 20 FT WIND SPEEDS IN THE 15 TO 20 MPH RANGE. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$ BOBBYMAC
The office that day
Everything else NWS Nashville, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 25, 7:18 AM CDT | Red Flag Warning | OHX | Bedford, Cannon, Cheatham, Clay, Cumberland, Davidson and 31 more | 14 hr |
Nearby
Red Flag Warnings in Tennessee, 2008Every red flag warning in 2008
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.