[source: ADDS]
METAR
CYOW 110100Z 15004KT 15SM FEW100 BKN200 17/08 A2971 RMK AC2CI3 SLP062 DENSITY ALT 1000FT =
TAF CYOW 102338Z 1100/1124 VRB03KT P6SM SCT100 BKN200 BECMG 1106/1108 08010KT BECMG 1111/1113 08010G20KT FM112100 08012G22KT P6SM BKN090 BKN200 RMK NXT FCST BY 110300Z
TAF
TAF CYOW 102338Z 1100/1124 VRB03KT P6SM SCT100 BKN200 BECMG 1106/1108 08010KT BECMG 1111/1113 08010G20KT FM112100 08012G22KT P6SM BKN090 BKN200 RMK NXT FCST BY 110300Z =

TodayTomorrowDay after tomorrowYesterday

TODAY @ 14:00 EDT

New forecast available at these times (EDT) 04:05 10:00
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