Alert archive / Arkansas / Tornado Warnings in 2017
Tornado Warning 1, NWS Tulsa, OK
NWS Tulsa, OK issued this tornado warning at Mar 6, 2017, 9:09 PM CST for Washington County, Arkansas. It was in force for 36 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Mar 6, 2017, 9:09 PM CST (03:09 UTC)
- Expired
- Mar 6, 2017, 9:45 PM CST
- In force
- 36 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.25 in
County Washington County, AR
The radar
The Western Arkansas radar (KSRX), 89 km from the middle of the area, began a volume at 03:10 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 |
|---|---|---|---|
| Mar 6, 6:51 PM CST | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 3.2 hours before the alert went out and 102 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
- 629 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 1110 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 319 m²/s²
- 0-3 km storm-relative helicity
- 542 m²/s²
- Significant tornado parameter
- 1.7
- Supercell composite
- 8.2
The text
As transmitted.
010
WFUS54 KTSA 070309
TORTSA
ARC143-070345-
/O.NEW.KTSA.TO.W.0001.170307T0309Z-170307T0345Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tulsa OK
909 PM CST MON MAR 6 2017
The National Weather Service in Tulsa has issued a
* Tornado Warning for...
Washington County in northwestern Arkansas...
* Until 945 PM CST
* At 909 PM CST, a severe thunderstorm capable of producing a tornado
was located 3 miles west of Lincoln, moving northeast at 45 mph.
HAZARD...Tornado and half dollar size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* Locations in or near the path include...
Fayetteville... Farmington...
Prairie Grove... Elkins...
Tontitown... West Fork...
Lincoln... Greenland...
Johnson... Black Oak...
Walnut Grove... Prairie Grove Battlefield
State...
Savoy... Rhea...
Wedington... Harmon...
Summers... Wheeler...
Viney Grove...
This includes Interstate 49 between mile markers 55 and 69.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3600 9397 3591 9450 3600 9454 3601 9454
3610 9443 3610 9439 3613 9439 3614 9438
3614 9434 3618 9433 3621 9430 3621 9428
TIME...MOT...LOC 0309Z 237DEG 38KT 3596 9449
TORNADO...RADAR INDICATED
HAIL...1.25IN
$$3 follow-up statements
315
WWUS54 KTSA 070318
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
918 PM CST MON MAR 6 2017
ARC143-070345-
/O.CON.KTSA.TO.W.0001.000000T0000Z-170307T0345Z/
Washington AR-
918 PM CST MON MAR 6 2017
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 PM CST FOR CENTRAL
WASHINGTON COUNTY...
At 918 PM CST, a severe thunderstorm capable of producing a tornado
was located 3 miles north of Lincoln, moving northeast at 40 mph.
HAZARD...Tornado and quarter size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations in or near the path include...
Fayetteville... Farmington...
Prairie Grove... Elkins...
Tontitown... Lincoln...
Greenland... Johnson...
Walnut Grove... Prairie Grove Battlefield State...
Savoy... Rhea...
Harmon... Wheeler...
Viney Grove...
This includes Interstate 49 between mile markers 56 and 69.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
If a tornado or other severe weather is spotted, report it to the
National Weather Service or your local nearest law enforcement agency
who will send your report. This act may save lives of others in the
path of dangerous weather.
&&
LAT...LON 3600 9397 3595 9441 3600 9446 3603 9448
3607 9443 3609 9438 3611 9435 3613 9433
3614 9431 3617 9429 3619 9427 3619 9425
TIME...MOT...LOC 0318Z 243DEG 37KT 3600 9440
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$560
WWUS54 KTSA 070330
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
930 PM CST MON MAR 6 2017
ARC143-070345-
/O.CON.KTSA.TO.W.0001.000000T0000Z-170307T0345Z/
Washington AR-
930 PM CST MON MAR 6 2017
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 PM CST FOR
NORTHEASTERN WASHINGTON COUNTY...
At 930 PM CST, a severe thunderstorm capable of producing a tornado
was located near Farmington, moving northeast at 40 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations in or near the path include...
Fayetteville... Farmington...
Elkins... Johnson...
Wheeler...
This includes Interstate 49 between mile markers 60 and 69.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
If a tornado or other severe weather is spotted, report it to the
National Weather Service or your local nearest law enforcement agency
who will send your report. This act may save lives of others in the
path of dangerous weather.
&&
LAT...LON 3603 9401 3602 9430 3607 9436 3611 9430
3616 9421 3610 9411
TIME...MOT...LOC 0330Z 237DEG 34KT 3606 9428
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$567
WWUS54 KTSA 070347
SVSTSA
Severe Weather Statement
National Weather Service Tulsa OK
947 PM CST MON MAR 6 2017
ARC143-070353-
/O.EXP.KTSA.TO.W.0001.000000T0000Z-170307T0345Z/
Washington AR-
947 PM CST MON MAR 6 2017
...THE TORNADO WARNING FOR NORTHEASTERN WASHINGTON COUNTY WILL EXPIRE
AT 945 PM CST...
The tornadic thunderstorm which prompted the warning has weakened.
Therefore the warning will be allowed to expire.
A tornado watch remains in effect until 300 AM CST for northwestern
Arkansas.
LAT...LON 3603 9401 3602 9430 3607 9436 3611 9430
3616 9421 3610 9411
TIME...MOT...LOC 0343Z 237DEG 38KT 3613 9416
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 6, 8:55 PM CST | Severe Thunderstorm Warning | TSA | Washington | 35 min |
| Mar 6, 9:11 PM CST | Severe Thunderstorm Warning | TSA | Crawford, Washington | 49 min |
| Mar 6, 9:16 PM CST | Special Weather Statement | TSA | Washington | 44 min |
| Mar 6, 9:40 PM CST | Tornado Warning | TSA | Crawford, Washington | 35 min |
| Mar 6, 10:04 PM CST | Severe Thunderstorm Warning | TSA | Crawford, Washington | 26 min |
| Mar 6, 10:21 PM CST | Tornado Warning | TSA | Crawford, Washington | 24 min |
| Mar 6, 10:45 PM CST | Tornado Warning | TSA | Madison, Washington | 30 min |
| Mar 6, 10:53 PM CST | Severe Thunderstorm Warning | TSA | Benton, Washington | 67 min |
| Mar 6, 11:14 PM CST | Tornado Warning | TSA | Madison | 31 min |
| Mar 6, 11:24 PM CST | Severe Thunderstorm Warning | TSA | Benton, Carroll, Madison, Washington | 66 min |
| Mar 6, 11:44 PM CST | Severe Thunderstorm Warning | TSA | Crawford | 61 min |
| Mar 7, 12:28 AM CST | Severe Thunderstorm Warning | TSA | Carroll, Crawford, Franklin, Madison, Sebastian, Washington | 47 min |
| Mar 7, 12:51 AM CST | Severe Thunderstorm Warning | TSA | Sebastian | 39 min |
| Mar 7, 1:11 AM CST | Severe Thunderstorm Warning | TSA | Crawford, Franklin, Madison, Sebastian | 49 min |
| Mar 7, 1:28 AM CST | Severe Thunderstorm Warning | TSA | Sebastian | 47 min |
Nearby
Tornado Warnings in Arkansas, 2017Every tornado warning in 2017Tornadoes in 2017
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.