Alert archive / Arkansas / Tornado Warnings in 2018
Tornado Warning 34, NWS Jackson, MS
NWS Jackson, MS issued this tornado warning at Apr 14, 2018, 3:02 AM CDT for Ashley County, Arkansas. It was in force for 28 min. 2 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Apr 14, 2018, 3:02 AM CDT (08:02 UTC)
- Expired
- Apr 14, 2018, 3:30 AM CDT
- In force
- 28 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
County Ashley County, AR
The radar
The Little Rock radar (KLZK), 183 km from the middle of the area, began a volume at 08:04 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 14, 3:22 AM CDT | TORNADO | 2 Nne Portland, AR | THE TORNADO BEGAN ALONG US 165 BETWEEN PORTLAND AND MONTROSE, WHERE A FEW OLDER UTILITY POLES WERE DAMAGED AND MOVED NORTHEAST ACROSS OPEN FIELDS, DAMAGING ADDITIONAL UTILITY POLES ALONG ASHLEY CO RD 54. THE TORNADO CROSSED US 82 NEAR THE ASHLEY/CHICOT CO LINE |
| Apr 14, 3:23 AM CDT | TSTM WND DMG | 1 Nne Portland, AR | RAILROAD SIGNS AND OTHER SIGNS BLOWN OVER. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 13, 10:12 PM CDT | Tornado Watch | SPC | 10 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 00:00Z, 8.0 hours before the alert went out and 180 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
- 92 J/kg
- Mixed-layer CIN
- -56 J/kg
- Mixed-layer LCL
- 1418 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 94 m²/s²
- 0-3 km storm-relative helicity
- 158 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
208
WFUS54 KJAN 140802
TORJAN
ARC003-140830-
/O.NEW.KJAN.TO.W.0034.180414T0802Z-180414T0830Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Jackson MS
302 AM CDT SAT APR 14 2018
The National Weather Service in Jackson has issued a
* Tornado Warning for...
Eastern Ashley County in southeastern Arkansas...
* Until 330 AM CDT
* At 302 AM CDT, a severe thunderstorm capable of producing a tornado
was located over Hamburg, moving northeast at 55 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.
* This dangerous storm will be near...
Snyder around 315 AM CDT.
Portland and Montrose around 320 AM CDT.
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 3339 9158 3339 9146 3320 9146 3307 9182
3323 9192
TIME...MOT...LOC 0802Z 243DEG 48KT 3319 9179
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
GRG1 follow-up statement
931
WWUS54 KJAN 140812
SVSJAN
Severe Weather Statement
National Weather Service Jackson MS
312 AM CDT SAT APR 14 2018
ARC003-140830-
/O.CON.KJAN.TO.W.0034.000000T0000Z-180414T0830Z/
Ashley AR-
312 AM CDT SAT APR 14 2018
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 AM CDT FOR
NORTHEASTERN ASHLEY COUNTY...
At 312 AM CDT, a severe thunderstorm capable of producing a tornado
was located near Snyder, or 7 miles east of Hamburg, moving northeast
at 55 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Portland and Snyder around 320 AM CDT.
Montrose around 325 AM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3339 9158 3339 9146 3320 9146 3310 9175
3330 9178
TIME...MOT...LOC 0812Z 243DEG 47KT 3321 9167
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$
GRGThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 13, 7:49 PM CDT | Tornado Warning | JAN | Ashley | 24 min |
| Apr 13, 9:59 PM CDT | Severe Thunderstorm Warning | JAN | Ashley, Chicot | 46 min |
| Apr 13, 10:43 PM CDT | Severe Thunderstorm Warning | JAN | Chicot | 36 min |
| Apr 13, 10:49 PM CDT | Tornado Warning | JAN | Chicot | 56 min |
| Apr 14, 2:32 AM CDT | Severe Thunderstorm Warning | JAN | Ashley | 58 min |
| Apr 14, 3:22 AM CDT | Tornado Warning | JAN | Chicot | 38 min |
| Apr 14, 3:30 AM CDT | Tornado Warning | JAN | Chicot | 49 min |
Nearby
Tornado Warnings in Arkansas, 2018Every tornado warning in 2018Tornadoes in 2018
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.