Strong Wind Risk in Pennsylvania
All Pennsylvania counties ranked by FEMA National Risk Index strong wind score
Strong Wind risk — damaging straight-line winds outside of tornadoes and hurricanes — is rated for 67 of 67 Pennsylvania counties in FEMA's National Risk Index. Montgomery County carries the state's highest strong wind score at 99.0, with $10M in expected annual strong wind losses.
20 Pennsylvania counties are rated High or Very High for strong wind, and expected annual losses from strong wind total roughly $97M statewide. The full ranking below links to each county's complete 18-hazard risk profile.
County Rankings — Strong Wind
| # | County | Strong Wind Score | Rating | Ann. Freq. | Ann. Loss |
|---|---|---|---|---|---|
| 1 | Montgomery County | Very High | 6.99 / yr | $10M | |
| 2 | Philadelphia County | High | 7.04 / yr | $4M | |
| 3 | Berks County | High | 6.22 / yr | $5M | |
| 4 | Delaware County | High | 6.94 / yr | $5M | |
| 5 | Allegheny County | High | 2.35 / yr | $4M | |
| 6 | Lehigh County | High | 6.29 / yr | $3M | |
| 7 | Chester County | High | 7.21 / yr | $5M | |
| 8 | Bucks County | High | 7.03 / yr | $3M | |
| 9 | Erie County | High | 1.35 / yr | $2M | |
| 10 | Dauphin County | High | 4.75 / yr | $3M | |
| 11 | York County | High | 6.84 / yr | $3M | |
| 12 | Cumberland County | High | 5.12 / yr | $3M | |
| 13 | Lancaster County | High | 6.71 / yr | $2M | |
| 14 | Schuylkill County | High | 4.68 / yr | $2M | |
| 15 | Westmoreland County | High | 2.41 / yr | $2M | |
| 16 | Huntingdon County | High | 3.28 / yr | $2M | |
| 17 | Lebanon County | High | 5.90 / yr | $2M | |
| 18 | Lycoming County | High | 2.39 / yr | $2M | |
| 19 | Crawford County | High | 1.75 / yr | $1M | |
| 20 | Northumberland County | High | 3.60 / yr | $1M | |
| 21 | Union County | Medium | 3.10 / yr | $1M | |
| 22 | Franklin County | Medium | 5.34 / yr | $2M | |
| 23 | Clearfield County | Medium | 2.28 / yr | $1M | |
| 24 | Northampton County | Medium | 6.13 / yr | $1M | |
| 25 | Clinton County | Medium | 2.34 / yr | $1M | |
| 26 | Monroe County | Medium | 4.61 / yr | $1M | |
| 27 | Butler County | Medium | 2.39 / yr | $2M | |
| 28 | Luzerne County | Medium | 3.33 / yr | $1M | |
| 29 | Carbon County | Medium | 4.35 / yr | $1M | |
| 30 | Warren County | Medium | 1.75 / yr | $1M | |
| 31 | Beaver County | Medium | 2.48 / yr | $1M | |
| 32 | Mifflin County | Medium | 3.38 / yr | $783K | |
| 33 | Perry County | Medium | 4.35 / yr | $1M | |
| 34 | Mercer County | Medium | 2.28 / yr | $981K | |
| 35 | Cambria County | Medium | 2.47 / yr | $957K | |
| 36 | Venango County | Medium | 2.07 / yr | $904K | |
| 37 | Adams County | Medium | 6.55 / yr | $1M | |
| 38 | Blair County | Medium | 2.84 / yr | $861K | |
| 39 | Fayette County | Medium | 2.27 / yr | $675K | |
| 40 | Snyder County | Medium | 3.44 / yr | $703K | |
| 41 | Wayne County | Medium | 2.07 / yr | $755K | |
| 42 | Pike County | Medium | 4.14 / yr | $757K | |
| 43 | Somerset County | Medium | 2.73 / yr | $715K | |
| 44 | Lackawanna County | Medium | 2.71 / yr | $671K | |
| 45 | Columbia County | Medium | 3.45 / yr | $824K | |
| 46 | Tioga County | Medium | 1.81 / yr | $558K | |
| 47 | Centre County | Medium | 2.62 / yr | $570K | |
| 48 | Potter County | Medium | 1.91 / yr | $503K | |
| 49 | Bedford County | Medium | 3.43 / yr | $540K | |
| 50 | Juniata County | Low | 3.65 / yr | $409K | |
| 51 | Lawrence County | Low | 2.44 / yr | $533K | |
| 52 | Jefferson County | Low | 2.26 / yr | $369K | |
| 53 | Indiana County | Low | 2.35 / yr | $406K | |
| 54 | Susquehanna County | Low | 1.57 / yr | $493K | |
| 55 | Clarion County | Low | 2.26 / yr | $415K | |
| 56 | McKean County | Low | 1.86 / yr | $364K | |
| 57 | Elk County | Low | 2.02 / yr | $419K | |
| 58 | Washington County | Low | 2.23 / yr | $408K | |
| 59 | Fulton County | Low | 3.92 / yr | $336K | |
| 60 | Greene County | Low | 2.03 / yr | $304K | |
| 61 | Montour County | Low | 2.83 / yr | $291K | |
| 62 | Armstrong County | Low | 2.36 / yr | $294K | |
| 63 | Bradford County | Low | 1.70 / yr | $271K | |
| 64 | Wyoming County | Low | 2.30 / yr | $191K | |
| 65 | Forest County | Low | 1.86 / yr | $117K | |
| 66 | Sullivan County | Very Low | 2.09 / yr | $84K | |
| 67 | Cameron County | Very Low | 2.15 / yr | $59K |
67 Pennsylvania counties with measurable strong wind risk. See the national strong wind ranking or all Pennsylvania counties by overall risk.
Frequently Asked Questions
Which Pennsylvania county has the highest strong wind risk?
Montgomery County has the highest FEMA strong wind risk score in Pennsylvania at 99.0 (Very High), with $10M in expected annual losses and about 6.99 events per year.
How many Pennsylvania counties face significant strong wind risk?
67 Pennsylvania counties record measurable strong wind risk in FEMA's National Risk Index; 20 of them are rated High or Very High.