Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
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Watch Status Reports.
SEL5
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 715
NWS STORM PREDICTION CENTER NORMAN OK
450 PM CDT WED AUG 19 2009
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
EASTERN IOWA
NORTHWEST ILLINOIS
SOUTHEAST MINNESOTA
WESTERN WISCONSIN
EFFECTIVE THIS WEDNESDAY AFTERNOON FROM 450 PM UNTIL MIDNIGHT CDT.
TORNADOES...HAIL TO 1 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 55 STATUTE
MILES EAST AND WEST OF A LINE FROM 85 MILES NORTH OF EAU CLAIRE
WISCONSIN TO 5 MILES EAST SOUTHEAST OF MOLINE ILLINOIS. FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU5).
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 713...WW 714...
DISCUSSION...MID LVL VORT AND ASSOCIATED SEASONABLY STRONG WIND
FIELD...ALONG WITH MOIST SELY LOW LVL FLOW AND MODEST SFC HEATING IN
NARROW ZONE OF CLEARING...WILL MAINTAIN SETUP FAVORABLE FOR
RELATIVELY LOW-TOPPED TSTMS WITH ENHANCED LOW LVL ROTATION. THIS
SETUP MAY PERSIST FOR A FEW MORE HOURS AS THE VORT CONTINUES
NNEWD...AND YIELD A CONTINUING CHANCE FOR A FEW TORNADOES.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 400.
MEAN STORM MOTION VECTOR 21035.
...CORFIDI
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW5
WW 715 TORNADO IA IL MN WI 192150Z - 200500Z
AXIS..55 STATUTE MILES EAST AND WEST OF LINE..
85N EAU/EAU CLAIRE WI/ - 5ESE MLI/MOLINE IL/
..AVIATION COORDS.. 50NM E/W /52SE DLH - 40WNW BDF/
HAIL SURFACE AND ALOFT..1 INCH. WIND GUSTS..60 KNOTS.
MAX TOPS TO 400. MEAN STORM MOTION VECTOR 21035.
LAT...LON 46099033 41418934 41419147 46099262
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU5.
Watch 715 Status Report Messages:
STATUS REPORT #4 ON WW 715
VALID 200240Z - 200340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 NE LNR TO
20 W VOK TO 40 NNW VOK TO 45 NE EAU TO 30 SSW ASX.
..BROYLES..08/20/09
ATTN...WFO...ARX...DVN...MPX...DLH...MKX...
&&
STATUS REPORT FOR WT 715
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
WIC001-019-057-081-099-113-119-200340-
WI
. WISCONSIN COUNTIES INCLUDED ARE
ADAMS CLARK JUNEAU
MONROE PRICE SAWYER
TAYLOR
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #3 ON WW 715
VALID 200150Z - 200240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 NE LNR TO
25 WSW VOK TO 25 E EAU TO 55 N EAU TO 40 SW ASX.
..BROYLES..08/20/09
ATTN...WFO...ARX...DVN...MPX...DLH...MKX...
&&
STATUS REPORT FOR WT 715
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
WIC001-019-057-081-099-107-113-119-200240-
WI
. WISCONSIN COUNTIES INCLUDED ARE
ADAMS CLARK JUNEAU
MONROE PRICE RUSK
SAWYER TAYLOR
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 715
VALID 192330Z - 200040Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 W MLI TO
35 SSW DBQ TO 50 S LSE TO 20 NNW LSE TO 35 NW EAU TO 60 NW EAU TO
65 NNE MSP.
..BROYLES..08/19/09
ATTN...WFO...ARX...DVN...MPX...DLH...MKX...
&&
STATUS REPORT FOR WT 715
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ILC011-015-073-085-131-155-161-177-195-200040-
IL
. ILLINOIS COUNTIES INCLUDED ARE
BUREAU CARROLL HENRY
JO DAVIESS MERCER PUTNAM
ROCK ISLAND STEPHENSON WHITESIDE
$$
IAC045-061-097-163-200040-
IA
. IOWA COUNTIES INCLUDED ARE
CLINTON DUBUQUE JACKSON
SCOTT
$$
WIC001-005-013-017-019-023-035-043-045-049-053-057-063-065-081-
099-103-107-111-113-119-121-123-129-200040-
WI
. WISCONSIN COUNTIES INCLUDED ARE
ADAMS BARRON BURNETT
CHIPPEWA CLARK CRAWFORD
EAU CLAIRE GRANT GREEN
IOWA JACKSON JUNEAU
LA CROSSE LAFAYETTE MONROE
PRICE RICHLAND RUSK
SAUK SAWYER TAYLOR
TREMPEALEAU VERNON WASHBURN
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 715
VALID 192230Z - 192340Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..BROYLES..08/19/09
ATTN...WFO...ARX...DVN...MPX...DLH...MKX...
&&
STATUS REPORT FOR WT 715
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ILC011-015-073-085-131-155-161-177-195-192340-
IL
. ILLINOIS COUNTIES INCLUDED ARE
BUREAU CARROLL HENRY
JO DAVIESS MERCER PUTNAM
ROCK ISLAND STEPHENSON WHITESIDE
$$
IAC005-019-031-043-045-055-061-065-095-097-103-105-113-139-163-
191-192340-
IA
. IOWA COUNTIES INCLUDED ARE
ALLAMAKEE BUCHANAN CEDAR
CLAYTON CLINTON DELAWARE
DUBUQUE FAYETTE IOWA
JACKSON JOHNSON JONES
LINN MUSCATINE SCOTT
WINNESHIEK
$$
MNC045-055-157-169-192340-
MN
. MINNESOTA COUNTIES INCLUDED ARE
FILLMORE HOUSTON WABASHA
WINONA
$$
WIC001-005-011-013-017-019-023-033-035-043-045-049-053-057-063-
065-081-091-093-095-099-103-107-109-111-113-119-121-123-129-
192340-
WI
. WISCONSIN COUNTIES INCLUDED ARE
ADAMS BARRON BUFFALO
BURNETT CHIPPEWA CLARK
CRAWFORD DUNN EAU CLAIRE
GRANT GREEN IOWA
JACKSON JUNEAU LA CROSSE
LAFAYETTE MONROE PEPIN
PIERCE POLK PRICE
RICHLAND RUSK ST. CROIX
SAUK SAWYER TAYLOR
TREMPEALEAU VERNON WASHBURN
$$
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
|
Low (20%)
|
Hail
Probability of 10 or more severe hail events
|
Mod (40%)
|
Probability
of 1 or
more hailstones > 2 inches
|
Low (10%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
High (80%)
|
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.
weather.gov 
