Longmont roofs take repeated high-wind events that lift shingles along the prevailing northwest edges, especially on the 1950s–1970s stock in Old Town and Kensington. Once the leading edge lifts, wind-driven grit from the semi-arid plains abrades the granule layer, exposing asphalt and accelerating leak paths at the nail heads. In winter the same roofs then carry heavy snow loads that push water under any loosened tabs, turning a wind issue into an active leak before spring.
Repair crews here focus first on verifying deck condition under lifted sections because many Sunset and Downtown Longmont homes still have original skip-sheathing that can be compromised by repeated flexing. We replace individual wind-lifted shingles with matching three-tab or architectural products, re-secure flashing at valleys and chimneys with new step flashing rather than caulk-only fixes, and add extra fasteners at the eaves where wind uplift is strongest. Temporary tarps are used only when snow is forecast within 24 hours so the deck stays dry for permanent work.
Boulder County wind codes require six fasteners per shingle in high-wind zones; many older roofs were installed to older standards, so we bring fastening patterns up to current requirements during repair. Metal ridge vents and pipe boots are checked for pull-out because the same gusts that lift shingles often deform these penetrations. Homeowners in Loveland and Boulder who commute through Longmont see the same pattern on their own roofs, but the work is done faster when crews are already staged in town.
Technician insight
In Longmont the thing that catches most people out with Wind Damage Roof Repair is how the same northwest gusts that lift shingles on Old Town homes also pull the original 1970s aluminum flashing away from chimneys; if you only replace the shingles the leak returns the first time snow sits against that gap.
Wind-lifted shingles over Kensington kitchen
High winds tore tabs along the north slope of a 1968 ranch. We found the original felt underlayment had torn at the nail line and water had reached the skip sheathing. Replaced thirty tabs, added new step flashing at the wall, and sealed the deck edge so the next snow load would not push water inside.
Wind Damage Roof Repair Services We Offer
✓Asphalt Shingle Wind Tab Replacement
Replace lifted or torn tabs on three-tab and architectural shingles, re-nailing to current Boulder County wind standards and sealing exposed nail heads.
✓Flashing Re-secure After Wind Uplift
Remove, straighten and re-install step and counter flashing at chimneys, walls and valleys using new fasteners rated for 110 mph gusts common along Left Hand Creek.
✓Ridge Vent Wind Damage Repair
Inspect and replace crushed or pulled ridge vent sections, ensuring proper nailing and sealant so snow infiltration does not follow the next winter storm.
✓Emergency Wind-Induced Leak Patching
Same-day temporary and permanent patches on active leaks created when wind removes shingles over living spaces in Roosevelt Park and Sunset neighborhoods.
✓Gutter and Drip Edge Wind Straightening
Re-attach and realign dented gutters and drip edge that wind has pulled away, preventing water from running behind fascia on older Longmont homes.
Wind Damage Roof Repair Cost in Longmont, CO
| Service | Typical Range | What Affects It |
|---|---|---|
| Wind damage inspection with photos | $75–$150 | Includes written report for insurance; credited toward repair if work proceeds |
| Single-slope shingle tab replacement | $350–$650 | Depends on number of tabs and whether deck repair is needed |
| Flashing re-secure at chimney or wall | $200–$400 | Higher when step flashing must be replaced on older skip-sheathing |
| Ridge vent section repair | $175–$325 | Varies with length and whether new vent material is required |
Ranges are typical for Longmont, CO and confirmed with an exact written quote before any work starts.
How it works
- 1
On-site Wind Assessment
Walk the roof and attic to map every lifted shingle, displaced flashing and water stain, documenting direction of prevailing winds for insurance.
- 2
Temporary Weather Protection
Install code-rated tarps or underlayment patches when snow or rain is forecast within 48 hours.
- 3
Material Match and Fastening Upgrade
Source matching shingles and install six fasteners per tab plus new flashing where uplift occurred.
- 4
Final Leak and Fastener Check
Hose test repaired sections and confirm all new fasteners meet current Boulder County wind-load requirements.
Pricing
Most wind damage repairs in Longmont fall between a few hundred dollars for tab work and low thousands when multiple slopes and flashing are involved; final price is set after inspection.