[source: ADDS]
METAR
CYOW 050500Z 13003KT 070V130 15SM SKC 04/02 A3009 RMK SLP195 =
TAF CYOW 050240Z 0503/0524 VRB03KT P6SM SCT250 FM050900 VRB03KT P6SM FEW003 SCT080 FM051200 VRB03KT P6SM FEW040 SCT120 BECMG 0516/0518 19007KT RMK NXT FCST BY 050600Z
TAF
TAF CYOW 050240Z 0503/0524 VRB03KT P6SM SCT250 FM050900 VRB03KT P6SM FEW003 SCT080 FM051200 VRB03KT P6SM FEW040 SCT120 BECMG 0516/0518 19007KT RMK NXT FCST BY 050600Z =

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