Beaufort

Celsius

Fahrenheit

Feet per Minute

Inches of Mercury

Kilometers per Hour

Knots

Meters per Second

Miles per Hour

Millibars

Millimeters of Mercury

±1%

±3%

30 in. Hg

31.7 in. Hg

32 in. Hg

32.45 in. Hg

32.5 in. Hg

482.23 in. Hg

1,030 mbar

1,073 mbar

805 mm Hg

812 mm Hg

1,083 mbar

Air Quality Index

Barometric Pressure

Equivalent Carbon Dioxide

Relative Humidity

Temperature

Total Volatile Organic Compound Concentration

1"

122° F

131° F

140° F

149° F

150° F

158° F

50° C

55° C

60° C

65° C

70° C

85° C

-40° F

-20° F

-4° F

0° F

15° F

32° F

-40° C

-29° C

-20° C

-10° C

0° C

30 in. Hg

31.7 in. Hg

32 in. Hg

32.45 in. Hg

32.5 in. Hg

482.23 in. Hg

1,030 mbar

1,073 mbar

805 mm Hg

812 mm Hg

1,083 mbar

0.003 in. Hg

0.01 in. Hg

Pipe

Wall

122° F

131° F

140° F

149° F

50° C

55° C

65° C

1"

1 1/8"

1 1/4"

1 1/2"

0.05 in. Hg

0.5 mbar

1 mm Hg

-105° F

-20° F

-29° C

0% to 100%

5% to 95%

20% to 80%

20% to 95%

EAR99

0.88 in. Hg

8.85 in. Hg

8.9 in. Hg

14.5 in. Hg

16 in. Hg

20 in. Hg

28.1 in. Hg

31.15 in. Hg

677 mbar

509 mm Hg

715 mm Hg

954 mbar

0.88 in. Hg

8.85 in. Hg

8.9 in. Hg

14.5 in. Hg

16 in. Hg

20 in. Hg

28.1 in. Hg

31.15 in. Hg

677 mbar

509 mm Hg

715 mm Hg

954 mbar

±0.03 in. Hg

±0.045 in. Hg

±0.05 in. Hg

±0.06 in. Hg

±0.12 in. Hg

±0.15 in. Hg

±0.24 in. Hg

±0.05 mbar

±0.05 mm Hg

±1.5 mbar

±1.14 mm Hg

±4 mbar