WROSE

Windroses at air pollution stations

Year 2011
Region Prague
District Praha 4
Measuring programme ALIBA, Pha4-Libus
Organization CHMI
Velocity classes Wind velocity [m/s] N NE E SE S SW W NW CALM Total
1 ( 0,0 - 0,5) 0.29 0.34 0.29 0.41 0.50 0.60 0.79 0.41 0.01 3.63
2 < 0,5 - 2,5) 3.00 5.66 8.18 6.74 8.11 15.92 11.37 3.90 62.88
3 < 2,5 - 7,5) 1.53 0.99 2.29 1.08 3.09 11.61 9.48 3.18 33.24
4 < 7,5 - 10,0) 0.00 0.00 0.00 0.02 0.01 0.02 0.17 0.01 0.24
5 < 10,0 - ∞) 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
4.83 6.98 10.76 8.25 11.71 28.16 21.81 7.50 0.01 100.00