[source: ADDS]
METAR
CYOW 231100Z 08006KT 15SM SCT018 BKN070 09/07 A3007 RMK SC3AC4 SLP186 =
TAF CYOW 231138Z 2312/2412 09007KT P6SM SCT015 BKN070 TEMPO 2312/2317 BKN015 BECMG 2313/2315 13008KT FM231700 18015G25KT P6SM BKN060 FM240200 21015G25KT P6SM BKN030 TEMPO 2402/2409 4SM -SHRA BR BKN020 OVC030 PROB30 2404/2408 VRB15G25KT 2SM TSRA BR BKN007 OVC030CB FM240900 30015G25KT 6SM -RA BR OVC020 FM241100 31012G22KT P6SM BKN030 RMK NXT FCST BY 231500Z
TAF
TAF CYOW 231138Z 2312/2412 09007KT P6SM SCT015 BKN070 TEMPO 2312/2317 BKN015 BECMG 2313/2315 13008KT FM231700 18015G25KT P6SM BKN060 FM240200 21015G25KT P6SM BKN030 TEMPO 2402/2409 4SM -SHRA BR BKN020 OVC030 PROB30 2404/2408 VRB15G25KT 2SM TSRA BR BKN007 OVC030CB FM240900 30015G25KT 6SM -RA BR OVC020 FM241100 31012G22KT P6SM BKN030 RMK NXT FCST BY 231500Z =

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