Table 1 Atmospheric stability classification in Lisbon on 7 October 2022 using the Pasquill–Gifford method

From: A study on the impact of street trees on PM10 dispersion in urban areas using the Graz Lagrangian Model

Date

Time

NET Solar Radiation (W/m²)

Cloud Cover

Wind speed (m/s)

Atmospheric condition stability

07/10/2022

12 a.m.

0.00

0.1

2.00

F

07/10/2022

01 a.m.

0.00

0.1

1.89

G

07/10/2022

02 a.m.

0.00

0.1

2.39

F

07/10/2022

03 a.m.

0.00

0.1

2.39

F

07/10/2022

04 a.m.

0.00

0.1

2.5

F

07/10/2022

05 a.m.

0.00

0.1

2.69

F

07/10/2022

06 a.m.

0.00

0.2

2.80

F

07/10/2022

07 a.m.

3.39

0.3

0.80

B

07/10/2022

08 a.m.

92.63

0.3

1.69

B

07/10/2022

09 a.m.

222.07

0.3

1.5

A/B

07/10/2022

10 a.m.

377.63

0.2

1.5

A

07/10/2022

11 a.m.

436.42

0.2

2.19

A/B

07/10/2022

12 p.m.

590.66

0.2

1.80

A

07/10/2022

01 p.m.

614.66

0.3

1.11

A

07/10/2022

02 p.m.

572.57

0.2

0.61

A

07/10/2022

03 p.m.

481.37

0.1

1.11

A

07/10/2022

04 p.m.

364.16

0

3.19

B

07/10/2022

05 p.m.

202.01

0

5.39

C

07/10/2022

06 p.m.

65.00

0

5.61

C/D

07/10/2022

07 p.m.

0.25

0.1

5.80

D

07/10/2022

08 p.m.

0.00

0.2

4.80

D

07/10/2022

09 p.m.

0.00

0.3

4.00

E

07/10/2022

10 p.m.

0.00

0.2

2.61

F

07/10/2022

11 p.m.

0.00

0.1

2.61

F