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Live circuit meteorology (Open-Meteo), interactive Doppler radar, and educational thermal rise advisory for North American circuits.
Interactive animated radar loop centered over Pocono Raceway (North/South Road Course). Use the bottom scrubber to track approaching convective cells.
Configure chassis weight, tire compound, and desired hot operating pressure.
How to read a probe tire pyrometer immediately after an HPDE session to distinguish pressure crowning from suspension camber alignment:
Shows healthy negative camber. The entire contact patch is utilized when the body rolls into high-speed apexes.
Tire center is bulging and bearing excess weight. Grip feels greasy. Action: Bleed 1.5 to 2.0 PSI hot.
Tire center is concave; load is concentrated on outer shoulders. Action: Add 1.5 to 2.0 PSI.
Fast transition off the Tricky Triangle NASCAR banking onto the infield braking zones.
| CHASSIS | NOVICE | INTERMEDIATE | ADVANCED | RECORD |
|---|---|---|---|---|
| Porsche 911 GT3 RS | 1:46 | 1:39 | 1:33 | 1:27.5 |
| Corvette Z06 | 1:47 | 1:40 | 1:34 | 1:28.2 |
| BMW M2 / M3 | 1:54 | 1:46 | 1:39 | 1:33.8 |
| Spec Miata (NA/NB) | 2:05 | 1:54 | 1:47 | 1:41.2 |