Severe thunderstorm Warning ended for toronto&mississauga-Brampton. Warning still in effect for Durham region.

Warnings still in effect for Durham-Peterborough-Kawarthas-Bancroft
Warnings in effect also in SW Ont including Windsor, Chatham, Sarnia, London, Woodstock
Watches extended east to Ottawa

Here's the latest from Environment Canada:
WWCN11 CWTO 212308
SEVERE WEATHER BULLETIN
ISSUED BY ENVIRONMENT CANADA
AT 7:08 PM EDT THURSDAY 21 JUNE 2012.
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WATCHES/WARNINGS IN EFFECT FOR SOUTHERN ONTARIO...

SEVERE THUNDERSTORM WATCH FOR:
=NEW= STIRLING - TWEED - SOUTH FRONTENAC
=NEW= CITY OF OTTAWA
=NEW= GATINEAU
=NEW= SMITHS FALLS - LANARK - SHARBOT LAKE
=NEW= RENFREW - PEMBROKE - BARRY'S BAY
CITY OF TORONTO
WINDSOR - ESSEX - CHATHAM-KENT
SARNIA - LAMBTON
ELGIN
LONDON - MIDDLESEX
OXFORD - BRANT
CITY OF HAMILTON
HALTON - PEEL
YORK - DURHAM
KITCHENER - CAMBRIDGE - REGION OF WATERLOO
GUELPH - ERIN - SOUTHERN WELLINGTON COUNTY
BELLEVILLE - QUINTE - NORTHUMBERLAND
PETERBOROUGH - KAWARTHA LAKES
BANCROFT - BON ECHO PARK
HALIBURTON - MINDEN - SOUTHERN HALIBURTON COUNTY.

CONDITIONS ARE FAVOURABLE FOR STRONG THUNDERSTORMS TO DEVELOP
THIS EVENING. SOME OF THESE STORMS COULD REACH SEVERE LEVEL
WITH TORRENTIAL DOWNPOURS, LARGE HAIL AND DAMAGING WINDS.

THIS IS AN ALERT TO THE POTENTIAL DEVELOPMENT OF SEVERE
THUNDERSTORMS WITH LARGE HAIL, DAMAGING WINDS OR HEAVY
RAINFALL..MONITOR WEATHER CONDITIONS AND LISTEN FOR UPDATED
BULLETINS.

SEVERE THUNDERSTORM WARNING FOR:
WINDSOR - ESSEX - CHATHAM-KENT
SARNIA - LAMBTON
ELGIN
LONDON - MIDDLESEX
WOODSTOCK - TILLSONBURG - OXFORD COUNTY
PICKERING - OSHAWA - SOUTHERN DURHAM REGION
UXBRIDGE - BEAVERTON - NORTHERN DURHAM REGION
LINDSAY - SOUTHERN KAWARTHA LAKES
PETERBOROUGH CITY - LAKEFIELD - SOUTHERN PETERBOROUGH COUNTY
APSLEY - WOODVIEW - NORTHERN PETERBOROUGH COUNTY
BANCROFT - BON ECHO PARK
PLEVNA - SHARBOT LAKE - WESTERN LANARK COUNTY.

SEVERE THUNDERSTORMS ARE EXPECTED TO DEVELOP AND REDEVELOP OVER
THE WARNING AREAS UNTIL 9:00 PM EDT. THESE STORMS MAY PRODUCE
LARGE HAIL, DAMAGING WINDS OR HEAVY RAINFALL. REMEMBER THAT
SOME SEVERE THUNDERSTORMS CAN ALSO PRODUCE TORNADOES.

EMERGENCY MANAGEMENT ONTARIO RECOMMENDS TAKING COVER
IMMEDIATELY WHEN THREATENING WEATHER APPROACHES.