Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL3
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 243
NWS STORM PREDICTION CENTER NORMAN OK
640 PM CDT WED APR 27 2011
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
EASTERN AND SOUTHERN MISSISSIPPI
EFFECTIVE THIS WEDNESDAY EVENING FROM 640 PM UNTIL 1100 PM CDT.
TORNADOES...HAIL TO 0.5 INCH IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 45 STATUTE
MILES EAST AND WEST OF A LINE FROM 35 MILES WEST NORTHWEST OF
COLUMBUS MISSISSIPPI TO 45 MILES WEST SOUTHWEST OF PINE BELT
MISSISSIPPI. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU3).
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 232...WW 235...WW
236...WW 237...WW 238...WW 239...WW 240...WW 241...WW 242...
DISCUSSION...SUPERCELLS NEAR MEI AND NE OF MCB WILL CONTINUE TO
IMPACT THE WW AREA FOR THE NEXT FEW HOURS. ENVIRONMENT REMAINS
SUPPORTIVE OF TORNADOES...DAMAGING WINDS AND HAIL.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 0.5 INCH. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
500. MEAN STORM MOTION VECTOR 24040.
...MEAD
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW3
WW 243 TORNADO MS 272340Z - 280400Z
AXIS..45 STATUTE MILES EAST AND WEST OF LINE..
35WNW CBM/COLUMBUS MS/ - 45WSW PIB/PINE BELT MS/
..AVIATION COORDS.. 40NM E/W /32NW IGB - 13ESE MCB/
HAIL SURFACE AND ALOFT..0.5 INCH. WIND GUSTS..60 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 24040.
LAT...LON 33818823 31218926 31219080 33818980
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU3.
Watch 243 Status Report Messages:
STATUS REPORT #3 ON WW 243
VALID 280235Z - 280340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 SW PIB TO
20 NE PIB.
..PETERS..04/28/11
ATTN...WFO...JAN...
&&
STATUS REPORT FOR WT 243
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
MSC023-035-067-073-091-280340-
MS
. MISSISSIPPI COUNTIES INCLUDED ARE
CLARKE FORREST JONES
LAMAR MARION
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 243
VALID 280145Z - 280240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 20 WSW MCB
TO 25 E JAN TO 40 S CBM.
..BROYLES..04/28/11
ATTN...WFO...JAN...
&&
STATUS REPORT FOR WT 243
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
MSC023-031-035-061-065-067-069-073-075-077-091-101-129-280240-
MS
. MISSISSIPPI COUNTIES INCLUDED ARE
CLARKE COVINGTON FORREST
JASPER JEFFERSON DAVIS JONES
KEMPER LAMAR LAUDERDALE
LAWRENCE MARION NEWTON
SMITH
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 243
VALID 280040Z - 280140Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..BROYLES..04/28/11
ATTN...WFO...JAN...
&&
STATUS REPORT FOR WT 243
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
MSC023-031-035-061-065-067-069-073-075-077-087-091-099-101-103-
123-127-129-159-280140-
MS
. MISSISSIPPI COUNTIES INCLUDED ARE
CLARKE COVINGTON FORREST
JASPER JEFFERSON DAVIS JONES
KEMPER LAMAR LAUDERDALE
LAWRENCE LOWNDES MARION
NESHOBA NEWTON NOXUBEE
SCOTT SIMPSON SMITH
WINSTON
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
Note:
Click for Complete Product Text.
Tornadoes
Probability of 2 or more tornadoes
|
Mod (40%)
|
Probability of 1 or more strong (F2-F5) tornadoes
|
Low (20%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (30%)
|
Probability of 1 or more wind events > 65 knots
|
Mod (30%)
|
Hail
Probability of 10 or more severe hail events
|
Mod (40%)
|
Probability
of 1 or
more hailstones > 2 inches
|
Mod (30%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
High (70%)
|
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% (F2-F5 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.