Alert archive / Mississippi / Tornado Warnings in 2017
Tornado Warning 30, NWS Mobile, AL
NWS Mobile, AL issued this tornado warning at Jun 21, 2017, 9:01 AM CDT for Stone County, Mississippi. It was in force for 37 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
- Jun 21, 2017, 9:01 AM CDT (14:01 UTC)
- Expired
- Jun 21, 2017, 9:38 AM CDT
- In force
- 37 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
County Stone County, MS
The radar
The Mobile radar (KMOB), 97 km from the middle of the area, began a volume at 14:04 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.
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 20, 10:24 PM CDT | Tornado Watch | SPC | 12 hr |
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 2.0 hours before the alert went out and 75 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
- 262 J/kg
- Mixed-layer CIN
- -75 J/kg
- Mixed-layer LCL
- 465 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 485 m²/s²
- 0-3 km storm-relative helicity
- 506 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.3
The text
As transmitted.
993
WFUS54 KMOB 211401
TORMOB
MSC131-211500-
/O.NEW.KMOB.TO.W.0030.170621T1401Z-170621T1500Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Mobile AL
901 AM CDT WED JUN 21 2017
The National Weather Service in Mobile has issued a
* Tornado Warning for...
Western Stone County in southeastern Mississippi...
* Until 1000 AM CDT
* At 901 AM CDT, a severe thunderstorm capable of producing a tornado
was located over Saucier, or 16 miles south of Wiggins, moving
northwest at 20 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...
McHenry around 920 AM CDT.
Perkinston around 930 AM CDT.
Wiggins around 945 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 3087 8934 3091 8925 3091 8913 3068 8906
3068 8924 3066 8924 3076 8934
TIME...MOT...LOC 1401Z 150DEG 18KT 3063 8911
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$1 follow-up statement
782
WWUS54 KMOB 211438
SVSMOB
Severe Weather Statement
National Weather Service Mobile AL
938 AM CDT WED JUN 21 2017
MSC131-211448-
/O.CAN.KMOB.TO.W.0030.000000T0000Z-170621T1500Z/
Stone MS-
938 AM CDT WED JUN 21 2017
...THE TORNADO WARNING FOR WESTERN STONE COUNTY IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore the warning has been cancelled.
A tornado watch remains in effect until 1000 AM CDT for southeastern
Mississippi.
LAT...LON 3087 8934 3091 8925 3091 8913 3068 8906
3068 8924 3066 8924 3076 8934
TIME...MOT...LOC 1437Z 150DEG 18KT 3079 8922
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 20, 10:16 PM CDT | Flash Flood Warning | MOB | George, Stone | 6 hr |
| Jun 21, 4:15 AM CDT | Flash Flood Warning | MOB | George, Stone | 12 hr |
| Jun 21, 9:29 AM CDT | River Flood Warning | MOB | Perry | 5 days |
| Jun 21, 12:35 PM CDT | Areal Flood Warning | MOB | George, Greene, Perry, Stone, Wayne | 24 hr |
| Jun 21, 3:37 PM CDT | Special Weather Statement | MOB | Stone | 38 min |
| Jun 21, 3:46 PM CDT | Flash Flood Warning | MOB | George, Greene, Perry, Stone, Wayne | 6 hr |
| Jun 21, 4:03 PM CDT | Tornado Warning | MOB | Greene | 17 min |
| Jun 21, 5:51 PM CDT | Flash Flood Warning | MOB | Greene, Wayne | 6 hr |
Nearby
Tornado Warnings in Mississippi, 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.