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Automated Ceiling Reports
Every day pilots use surface observations to make many routine operational decisions before or during any particular flight. For example, as you approach an airport you have been trained to listen to the ground-to-air radio broadcast to determine the preferred landing runway based on the current wind direction. Or even before you are in radio coverage you may…
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Forecasting for the Terminal Area is Incredibly Difficult
Perhaps the most difficult forecast any meteorologist has to issue is a Terminal Aerodrome Forecast or TAF. They are the most detailed aviation forecast made available to pilots and they will be around for a long time to come. The terminal area is quite small; it is officially defined as “the area within five statute miles of the center…
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ForeFlight MOS is Now Booming
As icing AIRMETs begin to morph into convective SIGMETs, you’ll be happy to know that ForeFlight Mobile is ready for the upcoming convective season with some enhancements to its Model Output Statistics or MOS forecast. As was announced earlier, MOS provides a TAF-like forecast out to three days for over 2,000 airports in the U.S. and…
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Icing and Turbulence Products Now Approved for Operational Decisions
If you have ever used the Current and Forecast Icing Products (CIP and FIP) or the Graphical Turbulence Guidance (GTG) product available in ForeFlight or on the Aviation Digital Data Service (ADDS) website, you may have noticed a disclaimer at the top of the image like the one shown below. Essentially, FAA policy prohibited pilots…
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MOS Forecast Extends Now To 3 Days
Back in December we announced a new forecast tool in ForeFlight Mobile called Model Output Statistics or MOS. A TAF-like forecast, MOS provides site-specific weather guidance to pilots for hundreds of airports where a TAF is not provided by the National Weather Service (NWS). We’re happy to say that we’ve taken MOS even further. Now Even More MOS Not only…
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Flight Rules Thrown Out of the ForeFlight Mobile App
No, we didn’t convince the FAA to change the regulations; however, in ForeFlight Mobile we’ve stopped using the term Flight Rules when referring to weather conditions for an airport. Flight Rules has now been replaced with a more appropriate term, namely, Flight Category which appears as a selection below TFRs. Same useful information, just under…
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Automated Reports of Blowing Snow in a Blizzard
In a bona fide blizzard you would certainly expect to see a fair amount of blowing snow, right? Well, take a look at the conditions for these three airports at the height of the nor’easter that recently pummeled the Northeast with a record snowfall. KEWB 270539Z AUTO 03030G46KT 1/4SM R05/1600V2200FT +SN FZFG SQ VV004 M02/M02 A2958 RMK AO2 PK WND 03046/0538…
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