Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL6
URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 376
NWS Storm Prediction Center Norman OK
610 PM CDT Wed Jul 15 2020
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Eastern and southern Illinois
* Effective this Wednesday evening from 610 PM until 1100 PM CDT.
* Primary threats include...
A couple tornadoes possible
Scattered damaging wind gusts to 70 mph possible
Isolated large hail events to 1.5 inches in diameter possible
SUMMARY...Severe thunderstorms currently over portions of central
and southwestern Illinois may continue to pose a threat for damaging
wind, isolated hail and a couple of tornadoes, before weakening in
more-stable air near the Indiana line.
The tornado watch area is approximately along and 30 statute miles
east and west of a line from 30 miles south southeast of Mount
Vernon IL to 20 miles north northwest of Danville IL. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU6).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A Tornado Watch means conditions are favorable for
tornadoes and severe thunderstorms in and close to the watch
area. Persons in these areas should be on the lookout for
threatening weather conditions and listen for later statements
and possible warnings.
&&
OTHER WATCH INFORMATION...CONTINUE...WW 373...WW 374...WW 375...
AVIATION...Tornadoes and a few severe thunderstorms with hail
surface and aloft to 1.5 inches. Extreme turbulence and surface wind
gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean
storm motion vector 26025.
...Edwards
SEL6
URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 376
NWS Storm Prediction Center Norman OK
610 PM CDT Wed Jul 15 2020
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Eastern and southern Illinois
* Effective this Wednesday evening from 610 PM until 1100 PM CDT.
* Primary threats include...
A couple tornadoes possible
Scattered damaging wind gusts to 70 mph possible
Isolated large hail events to 1.5 inches in diameter possible
SUMMARY...Severe thunderstorms currently over portions of central
and southwestern Illinois may continue to pose a threat for damaging
wind, isolated hail and a couple of tornadoes, before weakening in
more-stable air near the Indiana line.
The tornado watch area is approximately along and 30 statute miles
east and west of a line from 30 miles south southeast of Mount
Vernon IL to 20 miles north northwest of Danville IL. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU6).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A Tornado Watch means conditions are favorable for
tornadoes and severe thunderstorms in and close to the watch
area. Persons in these areas should be on the lookout for
threatening weather conditions and listen for later statements
and possible warnings.
&&
OTHER WATCH INFORMATION...CONTINUE...WW 373...WW 374...WW 375...
AVIATION...Tornadoes and a few severe thunderstorms with hail
surface and aloft to 1.5 inches. Extreme turbulence and surface wind
gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean
storm motion vector 26025.
...Edwards
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW6
WW 376 TORNADO IL 152310Z - 160400Z
AXIS..30 STATUTE MILES EAST AND WEST OF LINE..
30SSE MVN/MOUNT VERNON IL/ - 20NNW DNV/DANVILLE IL/
..AVIATION COORDS.. 25NM E/W /43W PXV - 31W BVT/
HAIL SURFACE AND ALOFT..1.5 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 26025.
LAT...LON 37918921 40478832 40478717 37918811
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU6.
Watch 376 Status Report Messages:
STATUS REPORT #1 ON WW 376
VALID 160125Z - 160240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 10 SSW SLO
TO 20 SSW MTO TO 20 W LAF.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1238
..LYONS..07/16/20
ATTN...WFO...ILX...PAH...
&&
STATUS REPORT FOR WT 376
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ILC023-025-033-035-045-047-055-065-077-079-101-159-185-191-193-
199-160240-
IL
. ILLINOIS COUNTIES INCLUDED ARE
CLARK CLAY CRAWFORD
CUMBERLAND EDGAR EDWARDS
FRANKLIN HAMILTON JACKSON
JASPER LAWRENCE RICHLAND
WABASH WAYNE WHITE
WILLIAMSON
$$
MOC157-160240-
MO
. MISSOURI COUNTIES INCLUDED ARE
PERRY
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
Note:
Click for Complete Product Text.
Tornadoes
Probability of 2 or more tornadoes
|
Mod (40%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Low (20%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (50%)
|
Probability of 1 or more wind events > 65 knots
|
Low (20%)
|
Hail
Probability of 10 or more severe hail events
|
Mod (30%)
|
Probability of 1 or more hailstones > 2 inches
|
Low (10%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
Mod (60%)
|
For each watch, probabilities for particular events inside the watch
(listed above in each table) are determined by the issuing forecaster.
The "Low" category contains probability values ranging from less than 2%
to 20% (EF2-EF5 tornadoes), less than 5% to 20% (all other probabilities),
"Moderate" from 30% to 60%, and "High" from 70% to greater than 95%.
High values are bolded and lighter in color to provide awareness of
an increased threat for a particular event.
weather.gov 
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