HOME

EDUCATION & OUTREACH

FORECAST RESOURCES RESEARCH RESOURCES DONATE CONTACT



CI Number Wind Speed (Kts) Mean Sea Level Pressure (hPa)
1.0 25  
1.5 25  
2.0 30 1009
2.5 35 1005
3.0 45 1000
3.5 55 994
4.0 65 987
4.5 77 979
5.0 90 970
5.5 102 960
6.0 115 948
6.5 127 935
7.0 140 921
7.5 155 906
8.0 170 890

Weather Research Center
5104 Caroline St. Houston, Texas 77004
(713) 529-3076
Email- wrc@wxresearch.org