[source: ADDS]
METAR
CYOW 212300Z 21010G20KT 15SM FEW070 M03/M10 A3013 RMK AC1 AC TR SLP212 =
TAF CYOW 212339Z 2200/2224 22012G22KT P6SM FEW070 FM220700 24012G22KT P6SM BKN030 BKN160 FM221000 24012KT P6SM -SHSN BKN020 FM221500 24010G20KT P6SM BKN030 FM222300 23010G20KT P6SM BKN030 OVC150 RMK NXT FCST BY 220300Z
TAF
TAF CYOW 212339Z 2200/2224 22012G22KT P6SM FEW070 FM220700 24012G22KT P6SM BKN030 BKN160 FM221000 24012KT P6SM -SHSN BKN020 FM221500 24010G20KT P6SM BKN030 FM222300 23010G20KT P6SM BKN030 OVC150 RMK NXT FCST BY 220300Z =

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