![]()

Thu 25/06/2026 1100 AES |
||||||
Wind on the Ground (N) 7kph Light Winds, no turbulence expected. |
Winds Aloft (N) 7kph Light Winds, no turbulence expected. Vertical Wind Shear: light |
Thermal Height 929 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 1.7 C in the air. |
XC Potential (4hrs) 80km downwind XC or 50 km Triangle Possible by Sport Class Pilot. |
|
Thu 25/06/2026 1300 AES |
||||||
Wind on the Ground (WNW) 11kph Moderate winds, light turbulence possible. |
Winds Aloft (N) 7kph Light Winds, no turbulence expected. Vertical Wind Shear: light |
Thermal Height 1116 m Great height for flying XC. |
Thermal Quality 100% Updraft Velocity 1.57m/s 308 ft/min |
Temperature 12 C It will be cold on the ground. It will be down to 0.8 C in the air. |
XC Potential (4hrs) 99km downwind XC or 54 km Triangle Possible by Sport Class Pilot. |
|
Thu 25/06/2026 1500 AES |
||||||
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 70% Updraft Velocity 1.04m/s 204 ft/min |
Temperature 12 C It will be cold on the ground. It will be down to 5.4 C in the air. |
XC Potential (4hrs) 57.75km downwind XC or 31.5 km Triangle Possible by Sport Class Pilot. |
|
Thu 25/06/2026 1700 AES |
||||||
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. |
|
Fri 26/06/2026 1100 AES |
||||||
Wind on the Ground (WNW) 7kph Light Winds, no turbulence expected. |
Winds Aloft (N) 7kph Light Winds, no turbulence expected. Vertical Wind Shear: light |
Thermal Height 871 m XC Possible but difficult conditions. |
Thermal Quality 100% Updraft Velocity 1.3m/s 255 ft/min |
Temperature 11 C It will be cold on the ground. It will be down to 2.3 C in the air. |
XC Potential (4hrs) 80km downwind XC or 50 km Triangle Possible by Sport Class Pilot. |
|
Fri 26/06/2026 1300 AES |
||||||
Wind on the Ground (WNW) 11kph Moderate winds, light turbulence possible. |
Winds Aloft (N) 7kph Light Winds, no turbulence expected. Vertical Wind Shear: moderate |
Thermal Height 1259 m Great height for flying XC. |
Thermal Quality 100% Updraft Velocity 1.68m/s 329 ft/min |
Temperature 12 C It will be cold on the ground. It will be down to -0.6 C in the air. |
XC Potential (4hrs) 99km downwind XC or 54 km Triangle Possible by Sport Class Pilot. |
|
Fri 26/06/2026 1500 AES |
||||||
Wind on the Ground (W) 11kph Moderate winds, light turbulence possible. |
Winds Aloft (N) 11kph Moderate winds, light turbulence possible. Vertical Wind Shear: moderate |
Thermal Height 837 m XC Possible but difficult conditions. |
Thermal Quality 70% Updraft Velocity 1.15m/s 225 ft/min |
Temperature 11 C It will be cold on the ground. It will be down to 2.6 C in the air. |
XC Potential (4hrs) 57.75km downwind XC or 31.5 km Triangle Possible by Sport Class Pilot. |
|
Fri 26/06/2026 1700 AES |
||||||
Wind on the Ground (NW) 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. |
|
Sat 27/06/2026 1100 AES |
||||||
Wind on the Ground (NNE) 7kph Light Winds, no turbulence expected. |
Winds Aloft (N) 7kph Light Winds, no turbulence expected. Vertical Wind Shear: light |
Thermal Height 1011 m Great height for flying XC. |
Thermal Quality 100% Updraft Velocity 1.42m/s 278 ft/min |
Temperature 11 C It will be cold on the ground. It will be down to 0.9 C in the air. |
XC Potential (4hrs) 96km downwind XC or 60 km Triangle Possible by Sport Class Pilot. |
|
Sat 27/06/2026 1300 AES |
||||||
Wind on the Ground (WNW) 7kph Light Winds, no turbulence expected. |
Winds Aloft (N) 4kph Light Winds, no turbulence expected. Vertical Wind Shear: moderate |
Thermal Height 657 m XC Possible but difficult conditions. |
Thermal Quality 100% Updraft Velocity 0.55m/s 108 ft/min |
Temperature 11 C It will be cold on the ground. It will be down to 4.4 C in the air. |
XC Potential (4hrs) 80km downwind XC or 50 km Triangle Possible by Sport Class Pilot. |
|
Sat 27/06/2026 1500 AES |
||||||
Wind on the Ground (W) 4kph 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 11 C It will be cold on the ground. It will be down to 4.4 C in the air. |
XC Potential (4hrs) 0km downwind XC or 0 km Triangle Possible by Sport Class Pilot. |
|
Sat 27/06/2026 1700 AES |
||||||
Wind on the Ground (S) 0kph 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 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. |
|
Sun 28/06/2026 1100 AES |
||||||
Wind on the Ground (NE) 7kph Light Winds, no turbulence expected. |
Winds Aloft (N) 11kph Moderate winds, light turbulence possible. Vertical Wind Shear: moderate |
Thermal Height 1095 m Great height for flying XC. |
Thermal Quality 90% Updraft Velocity 1.45m/s 284 ft/min |
Temperature 12 C It will be cold on the ground. It will be down to 1.1 C in the air. |
XC Potential (4hrs) 86.4km downwind XC or 54 km Triangle Possible by Sport Class Pilot. |
|
Sun 28/06/2026 1300 AES |
||||||
Wind on the Ground (NNE) 11kph Moderate winds, light turbulence possible. |
Winds Aloft (N) 14kph Moderate winds, light turbulence possible. Vertical Wind Shear: moderate |
Thermal Height 1487 m Great height for flying XC. |
Thermal Quality 80% Updraft Velocity 1.71m/s 335 ft/min |
Temperature 12 C It will be cold on the ground. It will be down to -2.9 C in the air. |
XC Potential (4hrs) 79.2km downwind XC or 43.2 km Triangle Possible by Sport Class Pilot. |
|
Sun 28/06/2026 1500 AES |
||||||
Wind on the Ground (NNE) 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 0.44m/s 86 ft/min |
Temperature 11 C It will be cold on the ground. It will be down to 4.4 C in the air. |
XC Potential (4hrs) 16.5km downwind XC or 9 km Triangle Possible by Sport Class Pilot. |
|
Sun 28/06/2026 1700 AES |
||||||
Wind on the Ground (E) 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 0% Updraft Velocity 0m/s 0 ft/min |
Temperature 10 C It will be cold on the ground. It will be down to 3.4 C in the air. |
XC Potential (4hrs) 0km downwind XC or 0 km Triangle Possible by Sport Class Pilot. |
|
Mon 29/06/2026 1100 AES |
||||||
Wind on the Ground (NE) 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: extreme |
Thermal Height 830 m XC Possible but difficult conditions. |
Thermal Quality 20% Updraft Velocity 1.25m/s 245 ft/min |
Temperature 11 C It will be cold on the ground. It will be down to 2.7 C in the air. |
XC Potential (4hrs) 19km downwind XC or 4 km Triangle Possible by Sport Class Pilot. |
|
Mon 29/06/2026 1300 AES |
||||||
Wind on the Ground (NNE) 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: high |
Thermal Height 1109 m Great height for flying XC. |
Thermal Quality 30% Updraft Velocity 1.56m/s 306 ft/min |
Temperature 12 C It will be cold on the ground. It will be down to 0.9 C in the air. |
XC Potential (4hrs) 33.3km downwind XC or 9 km Triangle Possible by Sport Class Pilot. |
|
Mon 29/06/2026 1500 AES |
||||||
Wind on the Ground (NNE) 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 657 m XC Possible but difficult conditions. |
Thermal Quality 20% Updraft Velocity 1.01m/s 198 ft/min |
Temperature 12 C It will be cold on the ground. It will be down to 5.4 C in the air. |
XC Potential (4hrs) 18km downwind XC or 6 km Triangle Possible by Sport Class Pilot. |
|
Mon 29/06/2026 1700 AES |
||||||
Wind on the Ground (NNE) 22kph 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 657 m XC Possible but difficult conditions. |
Thermal Quality 0% Updraft Velocity 0m/s 0 ft/min |
Temperature 10 C It will be cold on the ground. It will be down to 3.4 C in the air. |
XC Potential (4hrs) 0km downwind XC or 0 km Triangle Possible by Sport Class Pilot. |
|
Tue 30/06/2026 1100 AES |
||||||
Wind on the Ground (NNE) 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: high |
Thermal Height 823 m XC Possible but difficult conditions. |
Thermal Quality 30% Updraft Velocity 1.29m/s 253 ft/min |
Temperature 10 C It will be cold on the ground. It will be down to 1.8 C in the air. |
XC Potential (4hrs) 27.75km downwind XC or 7.5 km Triangle Possible by Sport Class Pilot. |
|
Tue 30/06/2026 1300 AES |
||||||
Wind on the Ground (NNE) 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: moderate |
Thermal Height 657 m XC Possible but difficult conditions. |
Thermal Quality 20% Updraft Velocity 0.95m/s 186 ft/min |
Temperature 11 C It will be cold on the ground. It will be down to 4.4 C in the air. |
XC Potential (4hrs) 18km downwind XC or 6 km Triangle Possible by Sport Class Pilot. |
|
Tue 30/06/2026 1500 AES |
||||||
Wind on the Ground (NE) 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 657 m XC Possible but difficult conditions. |
Thermal Quality 10% Updraft Velocity 0.39m/s 76 ft/min |
Temperature 10 C It will be cold on the ground. It will be down to 3.4 C in the air. |
XC Potential (4hrs) 9.25km downwind XC or 2.5 km Triangle Possible by Sport Class Pilot. |
|
Tue 30/06/2026 1700 AES |
||||||
Wind on the Ground (NE) 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: extreme |
Thermal Height 657 m XC Possible but difficult conditions. |
Thermal Quality 0% Updraft Velocity 0m/s 0 ft/min |
Temperature 9 C It will be cold on the ground. It will be down to 2.4 C in the air. |
XC Potential (4hrs) 0km downwind XC or 0 km Triangle Possible by Sport Class Pilot. |
|
Wed 01/07/2026 1100 AES |
||||||
Wind on the Ground (N) 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 657 m XC Possible but difficult conditions. |
Thermal Quality 10% Updraft Velocity 0.37m/s 73 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) 9.5km downwind XC or 2 km Triangle Possible by Sport Class Pilot. |
|
Wed 01/07/2026 1300 AES |
||||||
Wind on the Ground (NNE) 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 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. |
|
Wed 01/07/2026 1500 AES |
||||||
Wind on the Ground (NNE) 25kph 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 10% Updraft Velocity 0.25m/s 49 ft/min |
Temperature 9 C It will be cold on the ground. It will be down to 2.4 C in the air. |
XC Potential (4hrs) 9.25km downwind XC or 2.5 km Triangle Possible by Sport Class Pilot. |
|
Wed 01/07/2026 1700 AES |
||||||
Wind on the Ground (N) 29kph Strong winds, expect rough air, Downwind tasks possible only. |
Winds Aloft (NNE) 50kph Dangerous winds! It will be very rough with strong rotor and turbulence. Vertical Wind Shear: extreme |
Thermal Height 657 m XC Possible but difficult conditions. |
Thermal Quality 0% Updraft Velocity 0m/s 0 ft/min |
Temperature 10 C It will be cold on the ground. It will be down to 3.4 C in the air. |
XC Potential (4hrs) 0km downwind XC or 0 km Triangle Possible by Sport Class Pilot. |
|
Thu 02/07/2026 1100 AES |
||||||
Wind on the Ground (NW) 29kph 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 1019 m Great height for flying XC. |
Thermal Quality 20% Updraft Velocity 1.4m/s 274 ft/min |
Temperature 8 C It will be cold on the ground. It will be down to -2.2 C in the air. |
XC Potential (4hrs) 22.8km downwind XC or 4.8 km Triangle Possible by Sport Class Pilot. |
|
Thu 02/07/2026 1300 AES |
||||||
Wind on the Ground (NW) 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: high |
Thermal Height 657 m XC Possible but difficult conditions. |
Thermal Quality 20% Updraft Velocity 1.04m/s 204 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) 18.5km downwind XC or 5 km Triangle Possible by Sport Class Pilot. |
|
Thu 02/07/2026 1500 AES |
||||||
Wind on the Ground (WNW) 22kph 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 657 m XC Possible but difficult conditions. |
Thermal Quality 10% Updraft Velocity 0.51m/s 100 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) 9km downwind XC or 3 km Triangle Possible by Sport Class Pilot. |
|
Thu 02/07/2026 1700 AES |
||||||
Wind on the Ground (NW) 22kph Strong winds, expect rough air, Downwind tasks possible only. |
Winds Aloft (NNE) 43kph Dangerous winds! It will be very rough with strong rotor and turbulence. Vertical Wind Shear: extreme |
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. |
|
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. 
![]()
Wind speeds are average wind speeds, gusts will be higher.
Conditions are graded for how the average pilot will feel about them. ![]()
![]()
![]()

Great flying conditions for XC
Turbulent XC flying conditions
Dangerous flying conditions
Likely Poor XC flying conditions
Problems? Suggestions? Send me an email....