Power Outages in Sheridan County, MT
No live outage feed is available for Sheridan County, MT yet — live coverage depends on local utilities reporting to ODIN. In 2025, the average customer here lost power for about 0.3 hours.
Sheridan County, MT is served by local tracked utilities.
Sheridan County's utilities do not report live data to ODIN, so real-time outage counts aren't available here. The historical record below is complete.
No active NWS alerts for Sheridan County right now.
Sheridan County has been under 13 National Weather Service alerts recently — most recently a Dense Fog Advisory on July 16, 2026.
- Extreme Heat Warning ×5
- Heat Advisory ×4
- High Wind Warning ×3
- Dense Fog Advisory ×1
Hardest-hit cities in Sheridan County
Where this event is concentrated across the county's towns and townships.
Historical reliability
In 2025, the average customer in Sheridan County went about 0.3 hours without power. Peak simultaneous outage on record reached 1,246 customers.
Worst year here was 2018 (peak 1,194 customers out) · decade average 4.1 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2017 | 26 | 649 | 2.0 |
| 2018 | 12 | 1,194 | 19.1 |
| 2019 | 27 | 364 | 2.8 |
| 2020 | 36 | 1,246 | 5.8 |
| 2021 | 23 | 991 | 2.7 |
| 2022 | 17 | 290 | 1.2 |
| 2023 | 13 | 79 | 0.3 |
| 2024 | 12 | 629 | 2.4 |
| 2025 | 14 | 94 | 0.3 |
Relatively Moderate winter weather exposure · 4.1 hrs/yr of outages over the last decade.
FEMA rates this county’s social vulnerability relatively moderate — outages hit harder where communities are less able to respond and recover.
All hazard rankings →Power outages in Sheridan County: FAQ
- How often does Sheridan County, MT lose power?
- Based on EAGLE-I records, Sheridan County, MT logged 14 distinct outage events in 2025, averaging about 0.3 hours without power per customer over the year.
- What was the worst power outage in Sheridan County, MT?
- The largest tracked outage peaked at 1,246 customers without power, beginning July 24, 2020 and lasting about 20h.
- Is there a power outage in Sheridan County, MT right now?
- No major outage is currently reported for Sheridan County, MT. Live coverage depends on whether local utilities report to ODIN.
Outages are tracked at the county level; these ZIP codes fall within Sheridan County.
59211, 59219, 59242, 59247, 59252, 59254, 59256, 59257, 59258, 59275
Machine-readable data: /api/v1/counties/30091 and /api/v1/counties/30091/history. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of Montana customers).