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Tue 21/07/2026 1100 AES |
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Wind on the Ground (NW) 7kph Light Winds, no turbulence expected. |
Winds Aloft (N) 7kph Light Winds, no turbulence expected. Vertical Wind Shear: light |
Thermal Height 881 m XC Possible but difficult conditions. |
Thermal Quality 100% Updraft Velocity 1.34m/s 263 ft/min |
Temperature 11 C It will be cold on the ground. It will be down to 2.2 C in the air. |
XC Potential (4hrs) 80km downwind XC or 50 km Triangle Possible by Sport Class Pilot. |
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Tue 21/07/2026 1300 AES |
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Wind on the Ground (NW) 11kph Moderate winds, light turbulence possible. |
Winds Aloft (N) 11kph Moderate winds, light turbulence possible. Vertical Wind Shear: light |
Thermal Height 1045 m Great height for flying XC. |
Thermal Quality 100% Updraft Velocity 1.55m/s 304 ft/min |
Temperature 12 C It will be cold on the ground. It will be down to 1.6 C in the air. |
XC Potential (4hrs) 99km downwind XC or 54 km Triangle Possible by Sport Class Pilot. |
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Tue 21/07/2026 1500 AES |
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Wind on the Ground (WNW) 11kph Moderate winds, light turbulence possible. |
Winds Aloft (N) 11kph Moderate winds, light turbulence possible. Vertical Wind Shear: moderate |
Thermal Height 793 m XC Possible but difficult conditions. |
Thermal Quality 70% Updraft Velocity 1.15m/s 225 ft/min |
Temperature 12 C It will be cold on the ground. It will be down to 4.1 C in the air. |
XC Potential (4hrs) 57.75km downwind XC or 31.5 km Triangle Possible by Sport Class Pilot. |
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Tue 21/07/2026 1700 AES |
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Wind on the Ground (NW) 11kph Moderate winds, light turbulence possible. |
Winds Aloft (N) 11kph Moderate winds, light turbulence possible. Vertical Wind Shear: light |
Thermal Height 657 m XC Possible but difficult conditions. |
Thermal Quality 0% Updraft Velocity 0m/s 0 ft/min |
Temperature 8 C It will be cold on the ground. It will be down to 1.4 C in the air. |
XC Potential (4hrs) 0km downwind XC or 0 km Triangle Possible by Sport Class Pilot. |
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Thu 23/07/2026 1100 AES |
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Wind on the Ground (WSW) 22kph Strong winds, expect rough air, Downwind tasks possible only. |
Winds Aloft (N) 29kph Strong winds, expect rough air, Downwind tasks possible only. Vertical Wind Shear: high |
Thermal Height 1332 m Great height for flying XC. |
Thermal Quality 40% Updraft Velocity 1.96m/s 384 ft/min |
Temperature 6 C It will be cold on the ground. It will be down to -7.3 C in the air. |
XC Potential (4hrs) 43.2km downwind XC or 14.4 km Triangle Possible by Sport Class Pilot. |
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Thu 23/07/2026 1300 AES |
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Wind on the Ground (WSW) 29kph Strong winds, expect rough air, Downwind tasks possible only. |
Winds Aloft (N) 36kph Dangerous winds! It will be very rough with strong rotor and turbulence. Vertical Wind Shear: high |
Thermal Height 1577 m Great height for flying XC. |
Thermal Quality 40% Updraft Velocity 2.24m/s 439 ft/min |
Temperature 7 C It will be cold on the ground. It will be down to -8.8 C in the air. |
XC Potential (4hrs) 45.6km downwind XC or 9.6 km Triangle Possible by Sport Class Pilot. |
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Thu 23/07/2026 1500 AES |
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Wind on the Ground (W) 25kph Strong winds, expect rough air, Downwind tasks possible only. |
Winds Aloft (N) 29kph Strong winds, expect rough air, Downwind tasks possible only. Vertical Wind Shear: moderate |
Thermal Height 1128 m Great height for flying XC. |
Thermal Quality 30% Updraft Velocity 1.56m/s 306 ft/min |
Temperature 6 C It will be cold on the ground. It will be down to -5.3 C in the air. |
XC Potential (4hrs) 33.3km downwind XC or 9 km Triangle Possible by Sport Class Pilot. |
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Thu 23/07/2026 1700 AES |
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Wind on the Ground (WSW) 18kph Moderate winds, light turbulence possible. |
Winds Aloft (N) 11kph Moderate winds, light turbulence possible. Vertical Wind Shear: light |
Thermal Height 657 m XC Possible but difficult conditions. |
Thermal Quality 0% Updraft Velocity 0m/s 0 ft/min |
Temperature 3 C It will be cold on the ground. It will be down to -3.6 C in the air. |
XC Potential (4hrs) 0km downwind XC or 0 km Triangle Possible by Sport Class Pilot. |
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Thu 23/07/2026 1100 AES |
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Wind on the Ground (SW) 25kph Strong winds, expect rough air, Downwind tasks possible only. |
Winds Aloft (N) 32kph Dangerous winds! It will be very rough with strong rotor and turbulence. Vertical Wind Shear: moderate |
Thermal Height 1205 m Great height for flying XC. |
Thermal Quality 40% Updraft Velocity 1.87m/s 367 ft/min |
Temperature 6 C It will be cold on the ground. It will be down to -6.1 C in the air. |
XC Potential (4hrs) 44.4km downwind XC or 12 km Triangle Possible by Sport Class Pilot. |
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Thu 23/07/2026 1300 AES |
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Wind on the Ground (WSW) 29kph Strong winds, expect rough air, Downwind tasks possible only. |
Winds Aloft (N) 36kph Dangerous winds! It will be very rough with strong rotor and turbulence. Vertical Wind Shear: moderate |
Thermal Height 1526 m Great height for flying XC. |
Thermal Quality 40% Updraft Velocity 2.16m/s 423 ft/min |
Temperature 7 C It will be cold on the ground. It will be down to -8.3 C in the air. |
XC Potential (4hrs) 45.6km downwind XC or 9.6 km Triangle Possible by Sport Class Pilot. |
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Thu 23/07/2026 1500 AES |
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Wind on the Ground (WSW) 29kph Strong winds, expect rough air, Downwind tasks possible only. |
Winds Aloft (N) 36kph Dangerous winds! It will be very rough with strong rotor and turbulence. Vertical Wind Shear: high |
Thermal Height 1411 m Great height for flying XC. |
Thermal Quality 30% Updraft Velocity 1.75m/s 343 ft/min |
Temperature 6 C It will be cold on the ground. It will be down to -8.1 C in the air. |
XC Potential (4hrs) 34.2km downwind XC or 7.2 km Triangle Possible by Sport Class Pilot. |
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Thu 23/07/2026 1700 AES |
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Wind on the Ground (WSW) 22kph Strong winds, expect rough air, Downwind tasks possible only. |
Winds Aloft (N) 40kph Dangerous winds! It will be very rough with strong rotor and turbulence. Vertical Wind Shear: high |
Thermal Height 657 m XC Possible but difficult conditions. |
Thermal Quality 0% Updraft Velocity 0m/s 0 ft/min |
Temperature 3 C It will be cold on the ground. It will be down to -3.6 C in the air. |
XC Potential (4hrs) 0km downwind XC or 0 km Triangle Possible by Sport Class Pilot. |
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Fri 24/07/2026 1100 AES |
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Wind on the Ground (W) 18kph Moderate winds, light turbulence possible. |
Winds Aloft (N) 25kph Strong winds, expect rough air, Downwind tasks possible only. Vertical Wind Shear: high |
Thermal Height 1020 m Great height for flying XC. |
Thermal Quality 50% Updraft Velocity 1.69m/s 331 ft/min |
Temperature 5 C It will be cold on the ground. It will be down to -5.2 C in the air. |
XC Potential (4hrs) 52.5km downwind XC or 21 km Triangle Possible by Sport Class Pilot. |
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Fri 24/07/2026 1300 AES |
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Wind on the Ground (W) 18kph Moderate winds, light turbulence possible. |
Winds Aloft (N) 22kph Strong winds, expect rough air, Downwind tasks possible only. Vertical Wind Shear: moderate |
Thermal Height 991 m XC Possible but difficult conditions. |
Thermal Quality 40% Updraft Velocity 1.51m/s 296 ft/min |
Temperature 6 C It will be cold on the ground. It will be down to -3.9 C in the air. |
XC Potential (4hrs) 35km downwind XC or 14 km Triangle Possible by Sport Class Pilot. |
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Fri 24/07/2026 1500 AES |
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Wind on the Ground (WNW) 18kph Moderate winds, light turbulence possible. |
Winds Aloft (N) 22kph Strong winds, expect rough air, Downwind tasks possible only. Vertical Wind Shear: moderate |
Thermal Height 657 m XC Possible but difficult conditions. |
Thermal Quality 30% Updraft Velocity 0.9m/s 176 ft/min |
Temperature 5 C It will be cold on the ground. It will be down to -1.6 C in the air. |
XC Potential (4hrs) 26.25km downwind XC or 10.5 km Triangle Possible by Sport Class Pilot. |
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Fri 24/07/2026 1700 AES |
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Wind on the Ground (WNW) 14kph Moderate winds, light turbulence possible. |
Winds Aloft (N) 29kph Strong winds, expect rough air, Downwind tasks possible only. Vertical Wind Shear: high |
Thermal Height 657 m XC Possible but difficult conditions. |
Thermal Quality 0% Updraft Velocity 0m/s 0 ft/min |
Temperature 4 C It will be cold on the ground. It will be down to -2.6 C in the air. |
XC Potential (4hrs) 0km downwind XC or 0 km Triangle Possible by Sport Class Pilot. |
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Sat 25/07/2026 1100 AES |
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Wind on the Ground (WNW) 18kph Moderate winds, light turbulence possible. |
Winds Aloft (N) 18kph Moderate winds, light turbulence possible. Vertical Wind Shear: moderate |
Thermal Height 657 m XC Possible but difficult conditions. |
Thermal Quality 30% Updraft Velocity 0.76m/s 149 ft/min |
Temperature 6 C It will be cold on the ground. It will be down to -0.6 C in the air. |
XC Potential (4hrs) 26.25km downwind XC or 10.5 km Triangle Possible by Sport Class Pilot. |
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Sat 25/07/2026 1300 AES |
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Wind on the Ground (W) 22kph Strong winds, expect rough air, Downwind tasks possible only. |
Winds Aloft (N) 25kph Strong winds, expect rough air, Downwind tasks possible only. Vertical Wind Shear: moderate |
Thermal Height 657 m XC Possible but difficult conditions. |
Thermal Quality 20% Updraft Velocity 0.68m/s 133 ft/min |
Temperature 8 C It will be cold on the ground. It will be down to 1.4 C in the air. |
XC Potential (4hrs) 18km downwind XC or 6 km Triangle Possible by Sport Class Pilot. |
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Sat 25/07/2026 1500 AES |
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Wind on the Ground (W) 18kph Moderate winds, light turbulence possible. |
Winds Aloft (N) 22kph Strong winds, expect rough air, Downwind tasks possible only. Vertical Wind Shear: moderate |
Thermal Height 657 m XC Possible but difficult conditions. |
Thermal Quality 10% Updraft Velocity 0.27m/s 53 ft/min |
Temperature 7 C It will be cold on the ground. It will be down to 0.4 C in the air. |
XC Potential (4hrs) 8.75km downwind XC or 3.5 km Triangle Possible by Sport Class Pilot. |
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Sat 25/07/2026 1700 AES |
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Wind on the Ground (WNW) 14kph Moderate winds, light turbulence possible. |
Winds Aloft (N) 14kph Moderate winds, light turbulence possible. Vertical Wind Shear: moderate |
Thermal Height 657 m XC Possible but difficult conditions. |
Thermal Quality 0% Updraft Velocity 0m/s 0 ft/min |
Temperature 7 C It will be cold on the ground. It will be down to 0.4 C in the air. |
XC Potential (4hrs) 0km downwind XC or 0 km Triangle Possible by Sport Class Pilot. |
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Sun 26/07/2026 1100 AES |
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Wind on the Ground (NNW) 7kph Light Winds, no turbulence expected. |
Winds Aloft (N) 7kph Light Winds, no turbulence expected. Vertical Wind Shear: moderate |
Thermal Height 657 m XC Possible but difficult conditions. |
Thermal Quality 50% Updraft Velocity 0.62m/s 122 ft/min |
Temperature 6 C It will be cold on the ground. It will be down to -0.6 C in the air. |
XC Potential (4hrs) 40km downwind XC or 25 km Triangle Possible by Sport Class Pilot. |
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Sun 26/07/2026 1300 AES |
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Wind on the Ground (WNW) 14kph Moderate winds, light turbulence possible. |
Winds Aloft (N) 14kph Moderate winds, light turbulence possible. Vertical Wind Shear: moderate |
Thermal Height 883 m XC Possible but difficult conditions. |
Thermal Quality 70% Updraft Velocity 1.53m/s 300 ft/min |
Temperature 7 C It will be cold on the ground. It will be down to -1.8 C in the air. |
XC Potential (4hrs) 59.5km downwind XC or 28 km Triangle Possible by Sport Class Pilot. |
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Sun 26/07/2026 1500 AES |
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Wind on the Ground (WNW) 11kph Moderate winds, light turbulence possible. |
Winds Aloft (N) 11kph Moderate winds, light turbulence possible. Vertical Wind Shear: light |
Thermal Height 657 m XC Possible but difficult conditions. |
Thermal Quality 20% Updraft Velocity 0.39m/s 76 ft/min |
Temperature 6 C It will be cold on the ground. It will be down to -0.6 C in the air. |
XC Potential (4hrs) 16.5km downwind XC or 9 km Triangle Possible by Sport Class Pilot. |
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Sun 26/07/2026 1700 AES |
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Wind on the Ground (WNW) 11kph Moderate winds, light turbulence possible. |
Winds Aloft (N) 11kph Moderate winds, light turbulence possible. Vertical Wind Shear: light |
Thermal Height 657 m XC Possible but difficult conditions. |
Thermal Quality 10% Updraft Velocity 0.2m/s 39 ft/min |
Temperature 6 C It will be cold on the ground. It will be down to -0.6 C in the air. |
XC Potential (4hrs) 8.25km downwind XC or 4.5 km Triangle Possible by Sport Class Pilot. |
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Mon 27/07/2026 1100 AES |
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Wind on the Ground (WNW) 11kph Moderate winds, light turbulence possible. |
Winds Aloft (N) 11kph Moderate winds, light turbulence possible. Vertical Wind Shear: moderate |
Thermal Height 657 m XC Possible but difficult conditions. |
Thermal Quality 70% Updraft Velocity 1.06m/s 208 ft/min |
Temperature 7 C It will be cold on the ground. It will be down to 0.4 C in the air. |
XC Potential (4hrs) 57.75km downwind XC or 31.5 km Triangle Possible by Sport Class Pilot. |
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Mon 27/07/2026 1300 AES |
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Wind on the Ground (W) 11kph Moderate winds, light turbulence possible. |
Winds Aloft (N) 11kph Moderate winds, light turbulence possible. Vertical Wind Shear: light |
Thermal Height 657 m XC Possible but difficult conditions. |
Thermal Quality 30% Updraft Velocity 0.55m/s 108 ft/min |
Temperature 7 C It will be cold on the ground. It will be down to 0.4 C in the air. |
XC Potential (4hrs) 24.75km downwind XC or 13.5 km Triangle Possible by Sport Class Pilot. |
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Mon 27/07/2026 1500 AES |
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Wind on the Ground (SW) 18kph Moderate winds, light turbulence possible. |
Winds Aloft (N) 18kph Moderate winds, light turbulence possible. Vertical Wind Shear: light |
Thermal Height 657 m XC Possible but difficult conditions. |
Thermal Quality 30% Updraft Velocity 0.96m/s 188 ft/min |
Temperature 8 C It will be cold on the ground. It will be down to 1.4 C in the air. |
XC Potential (4hrs) 26.25km downwind XC or 10.5 km Triangle Possible by Sport Class Pilot. |
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Mon 27/07/2026 1700 AES |
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Wind on the Ground (SSW) 7kph Light Winds, no turbulence expected. |
Winds Aloft (N) 7kph Light Winds, no turbulence expected. Vertical Wind Shear: light |
Thermal Height 657 m XC Possible but difficult conditions. |
Thermal Quality 0% Updraft Velocity 0m/s 0 ft/min |
Temperature 5 C It will be cold on the ground. It will be down to -1.6 C in the air. |
XC Potential (4hrs) 0km downwind XC or 0 km Triangle Possible by Sport Class Pilot. |
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Tue 28/07/2026 1100 AES |
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Wind on the Ground (NW) 11kph Moderate winds, light turbulence possible. |
Winds Aloft (N) 11kph Moderate winds, light turbulence possible. Vertical Wind Shear: light |
Thermal Height 871 m XC Possible but difficult conditions. |
Thermal Quality 90% Updraft Velocity 1.42m/s 278 ft/min |
Temperature 8 C It will be cold on the ground. It will be down to -0.7 C in the air. |
XC Potential (4hrs) 74.25km downwind XC or 40.5 km Triangle Possible by Sport Class Pilot. |
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Tue 28/07/2026 1300 AES |
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Wind on the Ground (WNW) 14kph Moderate winds, light turbulence possible. |
Winds Aloft (N) 14kph Moderate winds, light turbulence possible. Vertical Wind Shear: light |
Thermal Height 657 m XC Possible but difficult conditions. |
Thermal Quality 40% Updraft Velocity 0.91m/s 178 ft/min |
Temperature 8 C It will be cold on the ground. It will be down to 1.4 C in the air. |
XC Potential (4hrs) 34km downwind XC or 16 km Triangle Possible by Sport Class Pilot. |
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Tue 28/07/2026 1500 AES |
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Wind on the Ground (WNW) 11kph Moderate winds, light turbulence possible. |
Winds Aloft (N) 14kph Moderate winds, light turbulence possible. Vertical Wind Shear: light |
Thermal Height 657 m XC Possible but difficult conditions. |
Thermal Quality 30% Updraft Velocity 0.5m/s 98 ft/min |
Temperature 7 C It will be cold on the ground. It will be down to 0.4 C in the air. |
XC Potential (4hrs) 24.75km downwind XC or 13.5 km Triangle Possible by Sport Class Pilot. |
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Tue 28/07/2026 1700 AES |
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Wind on the Ground (NW) 7kph Light Winds, no turbulence expected. |
Winds Aloft (N) 4kph Light Winds, no turbulence expected. Vertical Wind Shear: light |
Thermal Height 657 m XC Possible but difficult conditions. |
Thermal Quality 0% Updraft Velocity 0m/s 0 ft/min |
Temperature 6 C It will be cold on the ground. It will be down to -0.6 C in the air. |
XC Potential (4hrs) 0km downwind XC or 0 km Triangle Possible by Sport Class Pilot. |
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This is aimed primarily at the club level pilot who wants to know what to expect for the next week.
Data is calculated from the GFS model data using the RASP calculations daily.
Wind strengths are graded for aircraft suitability. 
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Wind speeds are average wind speeds, gusts will be higher.
Conditions are graded for how the average pilot will feel about them. ![]()
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Great flying conditions for XC
Turbulent XC flying conditions
Dangerous flying conditions
Likely Poor XC flying conditions
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