Michigan winter weather risk
Grand Traverse County has the highest winter weather risk in Michigan, scoring 98 out of 100 — rated "Very High" by FEMA's National Risk Index.
| # | County | NRI score | Rating |
NOAA events 2016–2026 |
|---|---|---|---|---|
| 1 | Grand Traverse County | 98 | Very High | 0 |
| 2 | Saginaw County | 97.9 | Very High | 0 |
| 3 | Kent County | 95.7 | Relatively High | 0 |
| 4 | Newaygo County | 95.7 | Relatively High | 0 |
| 5 | Isabella County | 95.1 | Relatively High | 0 |
| 6 | Montcalm County | 94.9 | Relatively High | 0 |
| 7 | Bay County | 94.7 | Relatively High | 0 |
| 8 | Wayne County | 94.7 | Relatively High | 0 |
| 9 | Mason County | 94.1 | Relatively High | 0 |
| 10 | Wexford County | 93.9 | Relatively High | 0 |
| 11 | Mecosta County | 92.8 | Relatively High | 0 |
| 12 | Manistee County | 92.1 | Relatively High | 0 |
| 13 | Clare County | 92 | Relatively High | 0 |
| 14 | Oceana County | 91.8 | Relatively High | 0 |
| 15 | Midland County | 91.6 | Relatively High | 0 |
| 16 | Oakland County | 91.5 | Relatively High | 0 |
| 17 | Leelanau County | 90.5 | Relatively High | 0 |
| 18 | Marquette County | 90.1 | Relatively High | 0 |
| 19 | Tuscola County | 89.8 | Relatively High | 0 |
| 20 | Gratiot County | 89.7 | Relatively High | 0 |
| 21 | Sanilac County | 89.7 | Relatively High | 0 |
| 22 | Kalkaska County | 88.8 | Relatively High | 0 |
| 23 | Macomb County | 88.4 | Relatively High | 0 |
| 24 | Roscommon County | 87.3 | Relatively High | 0 |
| 25 | Benzie County | 86.8 | Relatively High | 0 |
| 26 | Osceola County | 86.8 | Relatively High | 0 |
| 27 | Huron County | 86.3 | Relatively High | 0 |
| 28 | Houghton County | 85.3 | Relatively High | 0 |
| 29 | Iosco County | 84.1 | Relatively Moderate | 0 |
| 30 | Lake County | 84 | Relatively Moderate | 0 |
| 31 | Crawford County | 83.9 | Relatively Moderate | 0 |
| 32 | Kalamazoo County | 83.1 | Relatively Moderate | 0 |
| 33 | Gladwin County | 82.1 | Relatively Moderate | 0 |
| 34 | Ottawa County | 82 | Relatively Moderate | 0 |
| 35 | Ogemaw County | 81.8 | Relatively Moderate | 0 |
| 36 | Gogebic County | 80.5 | Relatively Moderate | 0 |
| 37 | Missaukee County | 78.9 | Relatively Moderate | 0 |
| 38 | Ingham County | 78.5 | Relatively Moderate | 0 |
| 39 | Monroe County | 76.7 | Relatively Moderate | 0 |
| 40 | Berrien County | 75.7 | Relatively Moderate | 0 |
| 41 | Washtenaw County | 73 | Relatively Moderate | 0 |
| 42 | Jackson County | 70.9 | Relatively Moderate | 0 |
| 43 | Arenac County | 69.1 | Relatively Moderate | 0 |
| 44 | Calhoun County | 68.2 | Relatively Moderate | 0 |
| 45 | Allegan County | 64.8 | Relatively Moderate | 0 |
| 46 | Van Buren County | 59.9 | Relatively Low | 0 |
| 47 | Genesee County | 59 | Relatively Low | 0 |
| 48 | Lenawee County | 58.8 | Relatively Low | 0 |
| 49 | Ontonagon County | 57.8 | Relatively Low | 0 |
| 50 | St. Clair County | 57.1 | Relatively Low | 0 |
| 51 | Livingston County | 55.5 | Relatively Low | 0 |
| 52 | Menominee County | 52.3 | Relatively Low | 0 |
| 53 | Dickinson County | 52.2 | Relatively Low | 0 |
| 54 | Cass County | 51.3 | Relatively Low | 0 |
| 55 | Eaton County | 50.8 | Relatively Low | 0 |
| 56 | Baraga County | 49.8 | Relatively Low | 0 |
| 57 | Iron County | 46.8 | Relatively Low | 0 |
| 58 | St. Joseph County | 46.4 | Relatively Low | 0 |
| 59 | Barry County | 39.6 | Relatively Low | 0 |
| 60 | Muskegon County | 38.7 | Relatively Low | 0 |
| 61 | Hillsdale County | 38.6 | Relatively Low | 0 |
| 62 | Keweenaw County | 38.2 | Relatively Low | 0 |
| 63 | Chippewa County | 37.5 | Relatively Low | 0 |
| 64 | Branch County | 37 | Relatively Low | 0 |
| 65 | Ionia County | 36.4 | Relatively Low | 0 |
| 66 | Clinton County | 28.9 | Relatively Low | 0 |
| 67 | Delta County | 27.2 | Relatively Low | 0 |
| 68 | Lapeer County | 25.4 | Relatively Low | 0 |
| 69 | Cheboygan County | 23.8 | Very Low | 0 |
| 70 | Shiawassee County | 22.2 | Very Low | 0 |
| 71 | Emmet County | 21.2 | Very Low | 0 |
| 72 | Alger County | 20.5 | Very Low | 0 |
| 73 | Charlevoix County | 16 | Very Low | 0 |
| 74 | Alpena County | 15.3 | Very Low | 0 |
| 75 | Mackinac County | 15.1 | Very Low | 0 |
| 76 | Luce County | 14.7 | Very Low | 0 |
| 77 | Otsego County | 13.5 | Very Low | 0 |
| 78 | Antrim County | 13.2 | Very Low | 0 |
| 79 | Presque Isle County | 11.2 | Very Low | 0 |
| 80 | Schoolcraft County | 8.7 | Very Low | 0 |
| 81 | Montmorency County | 6.7 | Very Low | 0 |
| 82 | Oscoda County | 6.5 | Very Low | 0 |
| 83 | Alcona County | 4.8 | Very Low | 0 |
Source: FEMA National Risk Index v1.20.0, December 2025. Scores are 0–100 percentile rankings among all US counties. See the methodology page for definitions. Download the full CSV for all counties.
Winter Weather risk nationally:
Other hazard risks in Michigan:
Frequently asked questions
What is the highest winter weather risk county in Michigan?
Grand Traverse County, MI has the highest winter weather risk in Michigan, with a FEMA National Risk Index score of 98 out of 100 (rated "Very High").
How many counties in Michigan are rated Very High for winter weather risk?
2 of 83 scored Michigan counties are rated "Very High" for winter weather risk by FEMA's National Risk Index.
What causes winter weather risk in Michigan?
Winter weather risk captures expected losses from heavy snow, blizzards, and mixed precipitation. Highest scores appear in the Great Lakes snowbelt, northern Rockies, and interior Northeast, where lake-effect and orographic snowfall is frequent. Winter weather impacts transportation networks, utilities, agriculture, and population health.