WROSE

Windroses at air pollution stations

Year 2012
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) 2.16 1.22 0.34 0.89 4.14 2.34 1.37 1.28 0.55 14.30
2 < 0,5 - 2,5) 14.51 1.46 0.03 0.72 23.43 23.88 3.92 8.17 76.11
3 < 2,5 - 7,5) 1.85 0.01 0.00 0.00 3.68 3.53 0.01 0.46 9.55
4 < 7,5 - 10,0) 0.00 0.00 0.00 0.00 0.04 0.00 0.00 0.00 0.04
5 < 10,0 - ∞) 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
18.52 2.70 0.37 1.62 31.29 29.74 5.30 9.91 0.55 100.00