Forecasts for southern Alberta and the Mountain Park


* NOTE: Corrected and/or amended bulletins are listed first *

 
FPCN15 CWWG 271700
Forecasts for Southern Alberta and the mountain parks issued by
Environment Canada at 11:00 a.m. MDT Thursday 27 July 2017 for today
and Friday.
The next scheduled forecast will be issued at 4:00 p.m. MDT.

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MAJOR REFERENCE ELEVATIONS:
 BANFF:                       1384 METRES.
 HWY 93 - BOW SUMMIT:         2068 METRES.
 JASPER:                      1061 METRES.
 HWY 93 - SUNWAPTA PASS:      2034 METRES.
 CANMORE:                     1350 METRES.
 HWY 40 - HIGHWOOD PASS:      2206 METRES.
 PINCHER CREEK:               1030 METRES.
 WATERTON:                    1280 METRES.
 CROWSNEST PASS:              1300 METRES.
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City of Calgary.
Heat warning in effect.
Today..Mainly sunny. Hazy. Wind becoming south 20 km/h this
 afternoon. High 32. UV index 7 or high.
Tonight..Clear early this evening then partly cloudy with 30 percent
 chance of showers late this evening and overnight. Risk of a
 thunderstorm late this evening and overnight. Wind south 20 km/h
 becoming northwest 40 gusting to 60 this evening then light near
 midnight. Low 14.
Friday..Sunny in the morning and early in the afternoon then a mix of
 sun and cloud with 30 percent chance of showers late in the
 afternoon. Risk of a thunderstorm late in the afternoon. Wind
 becoming south 20 km/h in the afternoon. High 25. Humidex 27.

Okotoks - High River - Claresholm.
Heat warning in effect.
Today..Mainly sunny. Wind becoming southwest 20 km/h gusting to 40
 this afternoon. High 33. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy near midnight. Risk of a
 thunderstorm overnight. Wind southwest 20 km/h gusting to 40
 becoming north 20 gusting to 40 this evening then light overnight.
 Low 13.
Friday..Sunny in the morning and early in the afternoon then a mix of
 sun and cloud with 30 percent chance of showers in the afternoon.
 Risk of a thunderstorm in the afternoon. Wind becoming southeast
 20 km/h in the afternoon. High 27. Humidex 28.

Airdrie - Cochrane - Olds - Sundre.
Today..Mainly sunny. Increasing cloudiness this afternoon then
 30 percent chance of showers late this afternoon. Risk of a
 thunderstorm late this afternoon. High 30. UV index 8 or very high.
Tonight..Mainly cloudy with 60 percent chance of showers this evening
 and after midnight and risk of a thunderstorm. Clearing before
 morning. Wind northwest 40 km/h gusting to 60 becoming light late
 this evening. Low 8.
Friday..Sunny in the morning and early in the afternoon then a mix of
 sun and cloud with 30 percent chance of showers late in the
 afternoon. Risk of a thunderstorm late in the afternoon. Wind
 becoming southeast 20 km/h in the afternoon. High 25.

Drumheller - Three Hills.
Heat warning in effect.
Today..Mainly sunny. High 36. UV index 8 or very high.
Tonight..Clear this evening then partly cloudy with 30 percent chance
 of showers overnight. Risk of a thunderstorm overnight. Wind
 becoming northwest 40 km/h gusting to 60 this evening then
 diminishing to 20 gusting to 40. Low 13.
Friday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind
 becoming southeast 20 km/h in the afternoon. High 30.

Brooks - Strathmore - Vulcan.
Heat warning in effect.
Today..Mainly sunny. Wind becoming southwest 20 km/h gusting to 40
 this afternoon. High 35. UV index 8 or very high.
Tonight..A few clouds. Wind southwest 20 km/h gusting to 40 becoming
 northwest 40 gusting to 60 near midnight then diminishing to 20
 gusting to 40. Low 15.
Friday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind
 becoming southeast 20 km/h in the afternoon. High 31. Humidex 33.

Banff National Park.
Today..A mix of sun and cloud. Becoming cloudy this afternoon.
 High 29. UV index 8 or very high.
Tonight..Clearing late this evening. Low 9.
Friday..Sunny in the morning then a mix of sun and cloud with
 30 percent chance of showers in the afternoon. High 24.

Kananaskis - Canmore.
Heat warning in effect.
Today..Mainly sunny. High 32. UV index 8 or very high.
Tonight..Increasing cloudiness then 30 percent chance of showers late
 this evening and after midnight. Clearing before morning. Risk of a
 thunderstorm late this evening and after midnight. Low 11.
Friday..Sunny in the morning and early in the afternoon then a mix of
 sun and cloud with 30 percent chance of showers in the afternoon.
 Risk of a thunderstorm in the afternoon. High 26.

Jasper National Park.
Today..Mainly cloudy with 30 percent chance of showers. Risk of a
 thunderstorm this afternoon. High 25. UV index 6 or high.
Tonight..Partly cloudy with 30 percent chance of showers early this
 evening and risk of a thunderstorm. Clearing this evening. Low 7.
Friday..Sunny. Becoming a mix of sun and cloud in the morning.
 High 25.

Nordegg - Forestry Trunk Road Highway 734.
Today..Mainly cloudy. 60 percent chance of showers this afternoon
 with risk of a thunderstorm. High 26. UV index 6 or high.
Tonight..Partly cloudy with 60 percent chance of showers this evening
 and risk of a thunderstorm. Clearing overnight. Low 7.
Friday..Sunny in the morning then a mix of sun and cloud with
 30 percent chance of showers late in the afternoon. Risk of a
 thunderstorm late in the afternoon. High 22.

Rocky Mountain House - Caroline.
Today..Mainly cloudy. 60 percent chance of thunderstorms late this
 afternoon. Wind becoming northwest 20 km/h gusting to 40 this
 afternoon. High 26. Humidex 29. UV index 6 or high.
Tonight..Mainly cloudy with 60 percent chance of thunderstorms this
 evening. Clearing near midnight. Wind northwest 20 km/h gusting to
 40 becoming light this evening. Low 9.
Friday..Sunny in the morning and early in the afternoon then a mix of
 sun and cloud with 30 percent chance of showers in the afternoon.
 Risk of a thunderstorm in the afternoon. High 23. Humidex 26.

Red Deer - Ponoka - Innisfail - Stettler.
Heat warning in effect.
Today..Increasing cloudiness this afternoon. Risk of a thunderstorm
 late this afternoon. High 31. Humidex 34. UV index 8 or very high.
Tonight..Mainly cloudy with 60 percent chance of thunderstorms this
 evening and after midnight. Clearing overnight. Wind northwest
 20 km/h gusting to 40 increasing to 40 gusting to 60 then becoming
 light near midnight. Low 9.
Friday..Mainly sunny. High 24. Humidex 25.

Hanna - Coronation - Oyen.
Heat warning in effect.
Today..Mainly sunny. Wind becoming south 20 km/h gusting to 40 this
 afternoon. High 33. UV index 8 or very high.
Tonight..Clear. Becoming partly cloudy overnight. Risk of a
 thunderstorm overnight. Wind south 20 km/h gusting to 40 becoming
 light this evening. Wind becoming northwest 40 gusting to 60 near
 midnight. Low 13.
Friday..A mix of sun and cloud. Becoming sunny in the morning.
 High 27.

Medicine Hat - Bow Island - Suffield.
Heat warning in effect.
Today..Mainly sunny. Wind becoming south 20 km/h gusting to 40 this
 afternoon. High 37. UV index 8 or very high.
Tonight..A few clouds. Wind southwest 20 km/h gusting to 40 becoming
 light this evening. Wind becoming northwest 30 gusting to 50
 overnight. Low 17.
Friday..Mainly sunny. High 32. Humidex 33.

Cypress Hills Provincial Park - Foremost.
Heat warning in effect.
Today..Mainly sunny. Wind becoming south 20 km/h gusting to 40 this
 afternoon. High 37. UV index 8 or very high.
Tonight..A few clouds. Wind south 20 km/h gusting to 40 becoming
 light this evening. Low 17.
Friday..Mainly sunny. High 32. Humidex 33.

Lethbridge - Taber - Milk River.
Heat warning in effect.
Today..Mainly sunny. Wind west 30 km/h gusting to 50. High 34. UV
 index 8 or very high.
Tonight..A few clouds. Wind west 40 km/h gusting to 60 becoming
 southwest 20 gusting to 40 this evening then light overnight.
 Low 13.
Friday..Mainly sunny. High 31.

Cardston - Fort MacLeod - Magrath.
Heat warning in effect.
Today..Mainly sunny. Wind west 40 km/h gusting to 60. High 32. UV
 index 8 or very high.
Tonight..A few clouds. Wind west 40 km/h gusting to 60 becoming
 southwest 20 gusting to 40 this evening then light overnight.
 Low 13.
Friday..Mainly sunny. High 30.

Crowsnest Pass - Pincher Creek - Waterton Lakes Nat. Park.
Today..Mainly sunny. Wind west 40 km/h gusting to 60. High 31. UV
 index 8 or very high.
Tonight..A few clouds. Wind west 40 km/h gusting to 60 diminishing to
 20 gusting to 40 this evening then becoming light overnight. Low 11.
Friday..Sunny. Becoming a mix of sun and cloud in the afternoon. Wind
 becoming northeast 20 km/h in the afternoon. High 27. Humidex 29.

End
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