WROSE

Windroses at air pollution stations

Year 2010
Region Prague
District Praha 4
Measuring programme ABRAA, Pha4-Branik
Organization CHMI
Velocity classes Wind velocity [m/s] N NE E SE S SW W NW CALM Total
1 ( 0,0 - 0,5) 1.93 1.53 1.17 1.67 3.66 2.86 1.34 1.26 0.46 15.88
2 < 0,5 - 2,5) 15.30 3.67 1.20 2.62 18.56 21.15 4.43 5.98 72.92
3 < 2,5 - 7,5) 2.85 0.22 0.04 0.04 3.78 3.76 0.11 0.39 11.17
4 < 7,5 - 10,0) 0.00 0.00 0.00 0.00 0.01 0.01 0.00 0.00 0.02
5 < 10,0 - ∞) 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
20.08 5.42 2.41 4.32 26.01 27.79 5.88 7.63 0.46 100.00