Alert archive / North Carolina / Tornado Warnings in 2001

Tornado Warning 4, NWS Raleigh, NC

June 1, 2001Chatham County, North Carolina

NWS Raleigh, NC issued this tornado warning at Jun 1, 2001, 1:59 PM EDT for Chatham County, North Carolina. It was in force for 16 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: Jun 1, 2001, 1:59 PM EDT (17:59 UTC)
Expired: Jun 1, 2001, 2:15 PM EDT
In force: 16 min
Issued by: NWS Raleigh, NC
Area: Whole counties

County Chatham County, NC

The radar

The Raleigh/Durham radar (KRAX), 69 km from the middle of the area, began a volume at 17:59 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jun 1, 12:00 PM EDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 6.0 hours before the alert went out and 72 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 360 J/kg
Mixed-layer CIN: -41 J/kg
Mixed-layer LCL: 526 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 187 m²/s²
0-3 km storm-relative helicity: 200 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.3

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS52 KRAH 011800
TORRAH
NCC037-011815-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE RALEIGH NC
159 PM EDT FRI JUN 1 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* TORNADO WARNING FOR...
  EXTREME SOUTHEAST CHATHAM COUNTY IN NORTH CAROLINA

* UNTIL 215 PM EDT

* AT 159 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 6 MILES SOUTHEAST OF MONCURE...OR ABOUT 11 MILES NORTHEAST
  OF SANFORD...MOVING NORTHEAST AT 25 MPH.

* SOME LOCATIONS IN THE PATH OF THIS TORNADO INCLUDE... 
  HARRIS LAKE  
  CORINTH
  

THE SAFEST PLACE TO BE DURING A TORNADO IS ON THE LOWEST FLOOR OF THE
BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSiET. USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM
WINDOWS.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE.

$$
DS

The office that day

Everything else NWS Raleigh, NC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 1, 12:00 PM EDT	Severe Thunderstorm Warning	RAH	Moore	30 min
Jun 1, 12:13 PM EDT	Severe Thunderstorm Warning	RAH	Chatham, Lee	62 min
Jun 1, 1:13 PM EDT	Severe Thunderstorm Warning	RAH	Lee	32 min
Jun 1, 1:19 PM EDT	Severe Thunderstorm Warning	RAH	Chatham, Wake	26 min
Jun 1, 1:36 PM EDT	Tornado Warning	RAH	Lee	24 min
Jun 1, 1:41 PM EDT	Tornado Warning	RAH	Wake	34 min
Jun 1, 2:18 PM EDT	Severe Thunderstorm Warning	RAH	Wake	27 min
Jun 1, 2:53 PM EDT	Flash Flood Warning	RAH	Chatham, Lee	2 hr
Jun 1, 5:33 PM EDT	Severe Thunderstorm Warning	RAH	Wilson	27 min
Jun 1, 5:50 PM EDT	Severe Thunderstorm Warning	RAH	Sampson	25 min

Nearby

Tornado Warnings in North Carolina, 2001 Every tornado warning in 2001 Tornadoes in 2001

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.