[source: ADDS]
METAR
CYOW 031140Z 03006KT 1 1/2SM BR OVC003 13/12 A2962 RMK FG4SC4 SLP032 DENSITY ALT 600FT =
TAF CYOW 031145Z 0312/0412 04005KT 11/2SM -RA -DZ BR OVC003 TEMPO 0312/0314 6SM BR SCT003 OVC015 FM031400 03005KT 5SM -DZ -RA BR OVC008 TEMPO 0314/0316 P6SM NSW OVC012 FM031600 VRB03KT P6SM -DZ -RA OVC015 TEMPO 0316/0318 P6SM NSW SCT015 OVC030 FM031800 32006KT P6SM BKN030 TEMPO 0318/0321 BKN015 OVC030 FM032100 32010KT P6SM BKN030 BKN100 TEMPO 0321/0324 P6SM -SHRA FM040000 31008KT P6SM BKN030 FM040500 24005KT P6SM FEW060 PROB30 0405/0408 1SM BR FM040800 26005KT 6SM BR BKN015 OVC050 PROB30 0408/0411 1SM BR RMK NXT FCST BY 031500Z
TAF
TAF CYOW 031145Z 0312/0412 04005KT 11/2SM -RA -DZ BR OVC003 TEMPO 0312/0314 6SM BR SCT003 OVC015 FM031400 03005KT 5SM -DZ -RA BR OVC008 TEMPO 0314/0316 P6SM NSW OVC012 FM031600 VRB03KT P6SM -DZ -RA OVC015 TEMPO 0316/0318 P6SM NSW SCT015 OVC030 FM031800 32006KT P6SM BKN030 TEMPO 0318/0321 BKN015 OVC030 FM032100 32010KT P6SM BKN030 BKN100 TEMPO 0321/0324 P6SM -SHRA FM040000 31008KT P6SM BKN030 FM040500 24005KT P6SM FEW060 PROB30 0405/0408 1SM BR FM040800 26005KT 6SM BR BKN015 OVC050 PROB30 0408/0411 1SM BR RMK NXT FCST BY 031500Z =

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