Flight Plan Instrument Flight Rules Knot 
Universal Weather
AUGUST 1, 2025
Significant Weather (SIGWX) charts provide invaluable meteorological information to business aircraft operators and flight crew. Particularly for longer flights, or when weather issues may be a factor, SIGWX charts can be a vital flight planning tool.
Pilot Institute
MARCH 6, 2025
Pilots are required to check for NOTAMs along their relevant routes or locations before the start of a flight. NOTAMs are very important in that they can provide information that can cause a pilot to change their flight plans, such as Temporary Flight Restrictions (TFRs) or an airport that has become temporarily unavailable.
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Flight Training Central
JUNE 16, 2025
Military Operations Area Military Operation Areas (MOA) , are segments of airspace defined by vertical and lateral limits used to segregate military training activities from aircraft operating under instrument flight rules. They are generally established below 10,000′ MSL for operations at speeds above 250 knots.
Flight Training Central
FEBRUARY 17, 2024
Additionally, a pilot should report any of the following events:: When vacating any previously assigned altitude or flight level for a newly assigned altitude or flight level ( AIM 5-3-3 ) When an altitude change will be made if operating on a clearance specifying VFR-on-top. ( AIM 5-3-3 ) When an approach has been missed. (
Pilot Institute
OCTOBER 17, 2024
SIGMETs alert pilots to more severe weather events like thunderstorms, volcanic ash, or strong turbulence that could pose serious risks to any flight. In this article, we’ll discuss what makes AIRMETs and SIGMETs important, how to read them, and why each matters for flight planning. But do you know how to read them?
Photographic Logbook
APRIL 19, 2024
However, there was a presidential TFR (temporary flight restriction) around Scranton that lay on a direct line between Sodus and Philly. It added less than 10 minutes to the overall flight time. The reroute was minimal, an insertion of Yardley VOR (ARD) into my flight plan. Seneca and Cayuga Lakes in the gloom.
Universal Weather
JANUARY 24, 2025
Requirements apply only to instrument flight rule (IFR) flights and only for aircraft with a maximum takeoff weight (MTOW) of 5700 kg (12,566 lbs.) or greater and/or max cruising true airspeed (TAS) greater than 250 knots (kts). For more information, see AIC 46/24. Europe ADS-B is mandated for all aircraft.
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