Honza Rejmanek

Use time spent on the ground before launch to watch the weather. Keep in mind there is a 15-20 minute convective turnover time – you will get a good feeling for how the day is and what is in store if you wait and watch for those 20 minutes

Flying unplugged

In this ever more connected world it is easy to become reliant on technology for our flying maybe it is time to unplug
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A cu-nim spreading horizontally when it hits the tropopause, as seen from orbit

Weather: The science behind embedded cu-nims

Embedded cumulonimbus clouds are storm clouds implanted within a stratus layer making them hard to spot, what should we look for?
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Weather: Understanding wind gusts

Why do gusts happen, and how can you predict them? Honza delves into the subject to find the answers that will keep you safe
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Weather: Gliding among the clouds

Gliding along the side of a cloud is an unforgettable experience. Honza Rejmanek on how and where you can soar up the side of a cloud
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sailplane cockpit view

Flying 3,000km in wave at night

They connected with wave after climbing just 1,100m – then started flying laps up and down the Sierra Nevada
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Upper winds opposite the lower valley winds

Opposing winds at different levels

There are various scenarios where we can encounter significantly strong wind from opposing directions just by changing altitude
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A haboob – a dust-laden gust front – in Tucson, Arizona Photo: Christopher Harris

Gust fronts from afar

One of the dangers from thunderstorms are the extreme downdraughts that spill outward as a gust front. How do we predict them before they hit?
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Understanding Heat Lows

Meteorology: Understanding Heat Lows

Meteorologist Honza Rejmanek explains the phenomenon of Heat Lows, which can cause the wind to unexpectedly increase on hot summer afternoons
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Spring paragliding in mountains

Spring thermals: Understanding the bounce

The Spring Bounce is a real thing – Cross Country's resident meteorologist Honza Rejmanek explains what you need to know
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Illustration of katabatibc flow in mountains

Understanding katabatic flow

Cross Country’s meteorologist Honza Rejmanek tells us how to read downslope winds – and whether it’s safe to make those end of the day sled rides
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