[source: ADDS]
METAR
CYOW 171600Z 00000KT 15SM SKC 18/07 A3024 RMK SLP243 DENSITY ALT 500FT =
TAF CYOW 171439Z 1715/1812 VRB03KT P6SM SKC BECMG 1716/1718 34008KT FM180400 07005KT P6SM SKC PROB30 1809/1812 1SM BR BKN002 RMK NXT FCST BY 171800Z
TAF
TAF CYOW 171439Z 1715/1812 VRB03KT P6SM SKC BECMG 1716/1718 34008KT FM180400 07005KT P6SM SKC PROB30 1809/1812 1SM BR BKN002 RMK NXT FCST BY 171800Z =

TodayTomorrowDay after tomorrowYesterday

TODAY @ 14:00 EDT

New forecast available at these times (EDT) 04:10 10:10
How many hours ahead does the forecast predict? 12 6
 
The matrix above shows the times of day that new forecasts usually become available, and the forecast's corresponding projection timeframe. The six hour forecast should be more reliable than the twelve hour forecast because the data upon which it is built is newer.

Thermal activity

Click for hourly animation. Updated 04:15 10:15

Click for hourly animation. Updated 04:15 10:15

Click for hourly animation. Updated 04:15 10:15

Clouds

Click for hourly animation. Updated 04:15 10:15

Click for hourly animation. Updated 04:15 10:15

Winds

Caution. The units for wind are actually km/hour. Disregard the map scale showing knots.

Click for hourly animation. Updated 04:15 10:15

Click for hourly animation. Updated 04:15 10:15

Temperature

Click for hourly animation. Updated 04:15 10:15

Click for hourly animation. Updated 04:15 10:15

Thunderstorm potential

Click for hourly animation. Updated 04:15 10:15

TodayTomorrowDay after tomorrowYesterday