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Risk: Relatively Low

Forrest County, MS Environment & Hazard Risk

Relatively Low natural hazard risk, led by tornado. 725 storm events since 1996.

Expected yearly loss
$33.3M
Relatively Low nationally
Storm events since 1996
725
Most often thunderstorm wind
Flood insurance policies
469
1.8% of homes
Hurricanes nearby
2
11 tropical storms or stronger since 1872

Natural hazard risk

FEMA National Risk Index, December 2025

Overall risk

Relatively Low

Score 78.1 of 100

Social vulnerability

Relatively Moderate

Score 59.8 of 100

Community resilience

Relatively High

Score 67.7 of 100

Community resilience runs the other way: a higher rating means a community can recover faster.

Building value exposed: $15.1B · Agriculture value exposed: $16M · Risk-adjusted yearly loss: $40.2M

Risk by hazard

  • TornadoRelatively High$7.8M/yr expected annual loss, about once every 2 years
  • Strong windRelatively High$1.9M/yr expected annual loss, about 2.6 events a year
  • HurricaneRelatively Moderate$7.1M/yr expected annual loss, about once every 5 years
  • LightningRelatively High$1M/yr expected annual loss, about 82 events a year
  • Heat waveRelatively Moderate$1.6M/yr expected annual loss, about 12 events a year
  • WildfireRelatively Low$414K/yr expected annual loss, about once every 231 years
  • HailRelatively Moderate$681K/yr expected annual loss, about 3.2 events a year
  • EarthquakeRelatively Low$629K/yr expected annual loss, about once every 837 years
  • Ice stormRelatively Moderate$130K/yr expected annual loss, about once every 1 year
  • Winter weatherRelatively Moderate$83.2K/yr expected annual loss, about 1.6 events a year
  • LandslideVery Low$1,328/yr expected annual loss, about once every 5 years
  • Cold waveRelatively Low$639K/yr expected annual loss, about once every 1 year
  • DroughtRelatively Low$71.5K/yr expected annual loss, about 15 events a year

Bars show the national percentile score (0 to 100) for each hazard. Dollar figures are expected annual losses to buildings, people and crops. Not rated here: avalanche, coastal flooding, riverine flooding, tsunami, volcanic activity.

Flood risk and insurance

National Flood Insurance Program and FEMA flood maps

Check the flood zone for an address

Homes with flood insurance
469 of 25,943 (1.8%)
Homes in high-risk flood zones
2,061
Insured in high-risk zones
353 (17%)
Flood claims since 1978
1,755
Claims paid since 1978
$12.8M

Flood claims paid per year

Flood claims paid per year in Forrest County
Beta
  • Flooding$3M · 827 claims
  • Hurricane Katrina$937K · 97 claims
  • Late winter severe storms$690K · 43 claims
  • Hurricane Isaac$266K · 30 claims
  • Hurricane Gustav$40.4K · 2 claims
  • Tropical Storm Isidore$10.1K · 1 claim

Storm history

Since 1996: 725 events, 11 deaths, $914M in damage

  • Thunderstorm Wind297 · 2 deaths
  • Hail159
  • Flash Flood141 · 1 death
  • Tornado33 · 4 deaths
  • Lightning26 · 2 deaths
  • Strong Wind15 · 1 death
  • Tropical Storm11
  • Drought11
  • Heavy Snow5
  • Funnel Cloud5
Beta

Events per year

Storm events per year in Forrest County
22
44
32
25
44
22
9
11
12
33
42
21
23
25
18
38
16
20
12
9
Beta

48 tornadoes on record (EF0 9, EF1 10, EF2 4, EF3 2, F0 5, F1 14, F2 3, F3 1).

Most damaging storms

Since 1996, ranked by deaths, injuries and damage

  • Hurricane (Typhoon)08/29/2005

    Forrest

    $840M damage

    What happened

    Hurricane Katrina will likely go down as the worst and costliest natural disaster in United States history. The amount of destruction, the cost of damaged property/agriculture and the large loss of life across the affected region has been overwhelming. Catastrophic damage was widespread across a large portion of the Gulf Coast region. The devastation was not only confined to the coastal region, widespread and significant damage occurred well inland up to the Hattiesburg area and northward past Interstate 20. This hurricane has changed life as we know it across the Gulf Coast region which will take many years to return to normal.Hurricane Katrina was a very large and powerful storm which set several unfortunate records. This storm began as Tropical Depression 12 during the late afternoon and evening of August 23rd. The storm slowly moved northwest, became more organized, and was upgraded to Tropical Storm during the late morning of August 24th as it moved across the Central Bahamas. The Tropical Storm continued to become better organized as it moved slowly west toward Southern Florida. Katrina became a Category 1 Hurricane late in the afternoon on August 25th just before moving...

  • TornadoEF3, 14.13 mi path, 900 yd wide01/21/2017

    Bonhomie, Forrest County

    4 deaths, 56 injured, $9M damage

    What happened

    This tornado began along Purvis-Oloh Road, about 5 miles west northwest of Purvis. It tracked northeast across portions of Lamar County causing mainly tree damage, uprooting and snapping softwood and hardwood trees. It caused some minor to moderate structural damage as well. The tornado crossed Old Highway 11, continuing to cause mainly tree damage, although at least a few structures were also damaged. The tornado began to gain strength as it reached Slade Road, where some homes received roof damage. As the tornado crossed Sullivan Kilrain Road, additional homes received significant roof and structural damage, especially on Carter Circle and Tatum Camp Road. Comprehensive assessments from Lamar County emergency management officials count 26 homes in the county being destroyed or with major damage and 52 homes receiving minor damage. The tornado continued to gain strength as it crossed into Forrest County. There it struck a subdivision along Nellwood Drive, Lakeland Drive and Crestwood Drive and caused significant damage to many homes. Several homes received significant roof and structural damage. One home sustained significant damage and also was the site of one of the...

  • TornadoEF3, 12.3 mi path, 1,320 yd wide02/11/2013

    Hattiesburg, Forrest County

    63 injured, $25M damage

    What happened

    The tornado started along Highway 589, where some limbs and small trees were blown down. It became intense rather quickly, producing significant damage as it moved through the West Lake Serene area. The tornado reached its maximum intensity in the area around and just southwest of Oak Grove High School where maximum winds were estimated at 170 mph, which is EF-4 strength. There was a brick home in a subdivision southwest of the high school, just west of old Highway 11, that was completely leveled with all interior and exterior walls down, and a fair amount of large debris was blown downstream. Additionally, very high end timber damage occurred in this location with a number of trees showing debarking and denuding. Several other homes in this subdivision also sustained EF-2 to EF-3 damage. As the tornado crossed old Highway 11, it produced extensive damage on the campus of Oak Grove High School. The field house adjoining the football stadium was destroyed, the baseball stadium and a large metal building adjoining the stadium were essentially destroyed, and several large steel/concrete light standards were snapped at both the baseball and football stadiums. A vehicle was thrown...

  • Thunderstorm Wind06/06/1998

    Hattiesburg, Forrest County

    2 deaths, 45 injured, $1M damage

    What happened

    Numerous trees and power lines were blown down across the city of Hattiesburg blocking many of the roads and highways. Winds heavily damaged twenty-five homes and twenty-five mobile homes. Forty-five people were injured and two people were killed. The two fatalities were both in automobiles which ran into falling trees or the trees fell on them.

  • TornadoEF1, 1.09 mi path, 100 yd wide03/04/2008

    Mc Laurin, Forrest County

    14 injured, $1.5M damage

    What happened

    This tornado touched down at Camp Shelby and snapped or uprooted numerous trees, and downed several power lines along the short path. Twelve buildings, mostly barracks, were damaged. Several buildings had the roofs severely damaged with one roof nearly completely torn off. Several walls of the barrack buildings collapsed where the roof support was lost. A hummer was turned over and windows were blown out of several other vehicles. Maximum wind speed was 110 mph.

  • Excessive Heat08/11/2023

    Forrest

    1 death, 2 injured

    What happened

    On August 11th, a soldier training at Camp Shelby died from heat exposure after a 2 mile run. Another soldier was injured from the heat on August 12th. The ASOS site KHBG at Hattiesburg - Bobby Chain Airport measured a maximum temperature of 104 degrees on the 11th and 105 degrees on the 12th. Peak heat index values were near 110 degrees on both days.

Drinking water

13 community water systems serve about 87,876 people. Violations since 2021.

2 systems had health-based violations, such as a contaminant over the legal limit or a missed treatment step.

Largest systems by population served. Monitoring and reporting violations mean required tests or notices were late or missing, not that the water was unsafe.

Pollution sites

1 Superfund site and 12 toxic release facilities in Forrest County

Superfund sites

Toxic release facilities

Total: 249,295 lbs in 2024, 132,285 lbs to air.

Superfund sitesToxic release facilitiesEPA inspections and enforcementAir toxics cancer risk14 historic places

Frequently asked questions

How risky is Forrest County for natural disasters?
FEMA rates Forrest County relatively low for overall natural hazard risk, with expected losses of $33.3M a year. The highest-rated hazards are tornado (relatively high), strong wind (relatively high), hurricane (relatively moderate).
What storms are most common in Forrest County?
Since 1996, NOAA recorded 725 storm events affecting Forrest County, most often thunderstorm wind (297), hail (159), flash flood (141).
How many tornadoes have hit Forrest County?
48 tornadoes have been recorded in Forrest County since 1950, including 3 rated F3/EF3 or stronger.
How many homes in Forrest County have flood insurance?
469 residential flood insurance policies are in force in Forrest County, covering about 1.8% of homes. The program has paid $12.8M on 1,755 claims here since 1978.
What is the weather like in Forrest County?
At Hattiesburg Chain MUNI AP, average highs reach 92°F in Aug and lows fall to 38°F in Jan, with 58.9 inches of rain a year (1991-2020 normals).

Source: FEMA (National Risk Index, NFIP), NOAA (Storm Events, HURDAT2, Climate Normals), EPA · Last updated 08/01/2026 · Storm counts include events in forecast zones that touch the county. This product uses the FEMA OpenFEMA API, but is not endorsed by FEMA.

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