[source: ADDS]
METAR
CYOW 010800Z 00000KT 15SM FEW090 17/14 A3008 RMK AC1 AC TR SLP188 DENSITY ALT 600FT =
TAF CYOW 010840Z 0109/0206 28005KT P6SM SKC FM011700 VRB03KT P6SM SCT080 TEMPO 0117/0120 P6SM -SHRA BKN080 BECMG 0120/0122 29010KT FM020500 28005KT P6SM BKN090 RMK NXT FCST BY 011200Z
TAF
TAF CYOW 010840Z 0109/0206 28005KT P6SM SKC FM011700 VRB03KT P6SM SCT080 TEMPO 0117/0120 P6SM -SHRA BKN080 BECMG 0120/0122 29010KT FM020500 28005KT P6SM BKN090 RMK NXT FCST BY 011200Z =

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