Jefferson Davis Parish, LA Roof Snow Load - 0 psf
What ASCE 7 says about snow load in Jefferson Davis Parish
That's Jefferson Davis Parish's design roof snow load per ASCE 7-22, for a typical heated single-family home - the number a permit reviewer starts from.
Converted to something you can actually eyeball on a roof: about 0 in. of fresh powder, 0 in. once it settles and packs down, or just 0 in. if it's turned to ice. This county’s ground snow load maps to zero - snow load is not a driver of roof design here.
Snow on Jefferson Davis Parish's roofs right now?
Jefferson Davis Parish in numbers
- Design roof snow load0 psf
- Ground snow load, ASCE 7 map0 psf
- National rank#2,641 of 2,758
- Louisiana rank#53 of 64
- Population31,436
- Annual snowfall, NOAA normal0.1 in.
- FIPS22053
Where Jefferson Davis Parish's figure sits nationally
Out of 2,758 rated US counties, Jefferson Davis Parish sits at #2,641, the top 96% nationally - #53 of 64 within Louisiana. Louisiana counties average 2.4 psf; Jefferson Davis Parish runs 2.4 psf lower than that.
Near 30.2695°N 92.8162°W, FIPS 22053: Jefferson Davis Parish counts 31,436 residents and a 0 psf map value, which the code's own factors turn into 0 psf.
How much it actually snows in Jefferson Davis Parish
Most winters bring Jefferson Davis Parish roughly 0.1 in. of snow - NOAA's normal at JENNINGS, LA US, 10.3 mi off. (fresh vs. packed vs. ice explains why.)
Read this before you rely on it
Jefferson Davis Parish's number above is ASCE 7-22's default case, not a custom calculation: ordinary residential occupancy, heated, sited on ground that's neither fully sheltered nor fully exposed. Any one of those changing - pitch, exposure, heating, occupancy - moves the real figure.
Nothing here substitutes for an address-level number. Get one free, in about a minute, from the ASCE 7 Hazard Tool using your own coordinates rather than Jefferson Davis Parish's county-wide figure. (How this figure is calculated.)