TEXAS · LUBBOCK
Lubbock wind loads on the wide-open Llano Estacado
The Hub City sits on a flat, treeless West Texas mesa where wind crosses 100+ miles unobstructed — among the windiest cities in Texas under ASCE 7-22.
ASCE 7-22 · WEST TEXAS WIND & EXPOSURE
Why the Staked Plains push Exposure C to the limit
At roughly 3,200 ft on a near-level mesa, Lubbock has no hills, forests or coastline to slow the wind before it reaches a structure.
Flat, treeless mesa
Cotton fields and grassland across the Llano Estacado give almost no surface roughness, placing nearly every Lubbock site in Exposure C.
EXPOSURE CRelentless prairie wind
Year-round southwesterly flow off the desert plus severe-thunderstorm downbursts make Lubbock one of the windiest cities in Texas.
105–120 MPHTornado Alley scar
The May 11, 1970 F5 tornado that struck downtown remains one of the most studied urban tornadoes in U.S. history.
1970 F5Dust storms (haboobs) are a Lubbock signature
Thunderstorm outflows lift loose High Plains soil into walls of dust, driving 40–70 mph gusts and near-zero visibility — an added cladding and air-infiltration consideration that few inland Texas cities share.
PERMIT-READY · LUBBOCK COUNTY
What you need to comply in Lubbock
Four inputs define a City of Lubbock Building Safety wind submittal under ASCE 7-22.
Design wind speed
105–120 mph 3-second gust for Risk Category II; higher categories read a longer-return-period map.
105–120 MPHExposure category
Exposure C governs the open plains; only the dense downtown core may qualify for B per ASCE 7 §26.7.
EXPOSURE CRisk category
Classify per ASCE 7-22 Table 1.5-1; schools, hospitals and shelters read a higher speed map.
TABLE 1.5-1PE-sealed calcs
Engineered structures need MWFRS and C&C pressures sealed by a Texas-licensed PE.
TEXAS PEDATA · MAPS & STATEWIDE
Texas wind resources & official references
Statewide context, Tornado Alley guidance and the authorities having jurisdiction for Lubbock County.
Texas wind requirements
Statewide ASCE 7-22 wind speeds, exposure and code adoption.
STATEWIDEAll state requirements
Browse wind load rules and adopted ASCE editions by state.
50 STATESWind speed by location
Look up the design wind speed for any U.S. address or zip.
LOOKUPTornado Alley safety
How High Plains tornado risk shapes wind and shelter design.
TORNADO ALLEYOfficial Lubbock & Texas authorities
EMERALD · GET COMPLIANT
Run Lubbock wind loads in minutes
Enter any Lubbock address to apply the 105–120 mph range, Exposure C and ASCE 7-22 automatically, with PE-ready output for City of Lubbock Building Safety.