80
Wind speed Beaufort
number
Description
0 - 1 mph, or 0 - 1.6 km/h 0 Calm
1 - 3 mph, or 1.6 - 4.8 km/h 1 Light air
3 - 7 mph, or 4.8 - 11.3 km/h 2 Light breeze
7 - 12 mph, or 11.3 -1 9.3 km/h 3 Gentile breeze
12 - 18 mph, or 19.3 - 29.0 km/h 4 Moderate breeze
18 - 24 mph, or 29.0 - 38.6 km/h 5 Fresh breeze
24 - 31 mph, or 38.6 - 49.9 km/h 6 String breeze
31 - 38 mph, or 49.9 - 61.2 km/h 7 Near gale
38 - 46 mph, or 61.2 - 74.1 km/h 8 Gale
46 - 54 mph, or 74.1 - 86.9 km/h 9 Strong gale
55 - 63 mph, or 88.5 - 101.4 km/h 10 Storm
64 - 73 mph, or 103 - 117.5 km/h 11 Violent storm
74 mph and above, or 119.1 km/h and above 12 Hurricane
Table: Beaufort wind force scale
6.2 UVI Range
The UV-index is a value that gives an indication of the strength of harmful
UV radiation and can be helpful to know when protection from the sun is
advised.
UV Radiation UVI Description
0 - 99 uW/cm2 0 Low
99 - 540 uW/cm2 1 Low
540 - 1000 uW/cm2 2 Low
1000 -1400 uW/cm2 3 Moderate
1400 - 1843 uW/cm2 4 Moderate
1843 - 2292 uW/cm2 5 High
2292 - 2734 uW/cm2 6 High
2734 - 3138 uW/cm2 7 high
3138 - 3648 uW/cm2 8 Very high
3648 - 4196 uW/cm2 9 Very high