Radar
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·The national and regional radar images are composite images of the individual nexrad sites and are updated every 15 minutes.
·The 24 hour radar estimated precipitation images are updated once per day before 13Z.
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Satellite
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·National and regional IR and Visible images of the US are from either GOES8 or GOES9 and are updated at 30 minute intervals.
·The western Atlantic (GOES8) and eastern Pacific (GOES9) IR images are updated at 30 minute intervals.
The following images are updated at 3 hour intervals:
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·European IR
·Japan, East Asia IR
Hourly Products
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·Temperature Contours - generated via WXP (from Purdue Univ.) and updated by :35 after the hour
·Surface Plots - generated via WXP and updated by :20 after the hour
·Severe Weather Watches - generated via WXP, US and regional plots updated by :50 after the hour
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Doppler Radar
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·All individual nexrad sites are updated at 15 minute intervals, or 4 times per hour. All images are Base Reflectivity and Tilt1 (0.5 degree tilt in the radar beam above horizontal)
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Aviation
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There is a variety of information available in our Aviation section updated at various times:
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·Observed Flight Level Winds - observed winds at the 5 mandatory levels updated twice daily by 14Z
·Weather Depiction - current Weather Depiction images updated hourly by :35 after the hour
·Flight Level Hazards - 12 hour forecast for Flight Level Hazards (Icing and Turbulence) for the US and Canada updated once daily by 10 am ET
·Weather Delays - forecasted airport delays due to weather for the next day updated once per day by 3 pm ET
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Forecast Center
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All of these images are produced by AWC meteorologists:
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·Day 1, 2, 3, 4 & 5 surface maps updated once daily by 3 am ET
·Day 1, 2, 3, 4 & 5 high temperature forecasts updated once daily by 3 am ET ·Day 2 & 3 low temperature forecasts updated once daily by 3 am ET
·Day 1 & 2 precipitation forecasts updated once daily by 3 am ET
·UVI Sun Burn Index - forecast for the upcoming day updated by 3 am ET
·US Heat Index - forecast for the upcoming day updated by 3 am ET
·Weather Delays - forecasted airport delays due to weather for the upcoming day updated once per day by 3 am ET
·LI Forecast - forecasted Lifted Index for the upcoming day updated once per day by 3 am ET
·Severe Weather Outlook - forecast areas of Severe Weather for the upcoming day updated once per day by 9 am ET
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Flyte Trax
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The information (altitude, position, ETA) on each flight in the database is updated every 2 minutes!
Aviation | Forecast Center | Flyte Trax | AWC FAQ/Help | About AWC
