Outdoor Temperature / DEW Point

-40°F to +139.8°F with 0.2°F resolution -9.9°C to +59.9°C with 0.1°C resolution (“OF.L” displayed if outside this range)

OUTDOOR HUMIDITY

1% to 99% with 1% resolution

(“- -” displayed if < 1%, "99" displayed if ≥ 99%)

WIND SPEED/ GUST

0 to 111.8 mph with resolution of 0.22 mph

0 to 180 km/h with resolution of 0.36 km/h

0 to 12 bft

0 to 97.1 knots with resolution of 0.19 knots

0 to 50 m/s with resolution of 0.1 m/s (displays "OF.L" when > 111.62 mph; 49.9 m/s)

WIND CHILL

-40°F to +139.8°F with 0.2°F resolution -40ºC to +59.9ºC with 0.1°C resolution (displays "OF.L" if outside this)

RAINFALL

0" to 393.7" with 0.01 inch resolution 0 to 9999 mm with 0.1 mm resolution (displays "OF.L" when > 393.7")

La Crosse Technology WS-2811U-IT manual Outdoor Temperature / DEW Point