Arkansas Power Outage Season
When outages happen most in Arkansas, and what to expect.
May is historically Arkansas's busiest month for recorded power outages, part of a summer season (June–August) that accounts for about 31% of all recorded outages statewide, averaging 3.2 hours per event. 28 of Arkansas's 75 tracked counties currently carry a Reliability Grade of F.
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Arkansas outages by month
Total recorded events and average duration per event, summed across every tracked county in Arkansas.
Peak season insight
Arkansas's outage season runs June–August, accounting for 31% of all recorded outages. May has the highest frequency.
Month-by-month data table
| Month | Events | Avg duration |
|---|---|---|
| January | 3,484 | 3.6 hrs |
| February | 3,369 | 3.7 hrs |
| March | 4,315 | 3.1 hrs |
| April | 5,359 | 4.4 hrs |
| May | 6,195 | 3.6 hrs |
| June | 5,833 | 3.8 hrs |
| July | 5,837 | 3.0 hrs |
| August | 5,131 | 3.0 hrs |
| September | 3,951 | 2.2 hrs |
| October | 3,884 | 2.2 hrs |
| November | 3,608 | 2.3 hrs |
| December | 3,545 | 2.7 hrs |
This month in Arkansas
October has historically recorded 3,884 outage events across Arkansas, below the state's typical monthly average. Outages that start in October have averaged 2.2 hours.
Main causes by season
Named storms behind Arkansas's worst recorded outages, from the NOAA Storm Events Database.
Winter (December–February)
- Ice Storm
- Winter Storm
- Tornado
- Strong Wind
- Hail
Spring (March–May)
- Thunderstorm Wind
- Tornado
- Hail
- Flood
- Flash Flood
Summer (June–August)
- Hail
- Thunderstorm Wind
- Drought
- Heat
- Hurricane Laura
Fall (September–November)
- Tornado
- Drought
- Thunderstorm Wind
Arkansas's worst outage events on record
The five largest outages in Arkansas by duration and customers affected.
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Mar 31, 2023 | 234 hrs | 62,194 (25%) | Flash Flood |
| May 26, 2024 | 187 hrs | 74,812 (60%) | Thunderstorm Wind |
| Apr 5, 2025 | 127 hrs | 62,785 (25%) | Hail |
| Jun 25, 2023 | 60 hrs | 54,738 (22%) | Tornado |
| Apr 5, 2025 | 107 hrs | 23,065 (37%) | Flood |
Highest-risk counties in Arkansas
Lowest reliability percentile among Arkansas's tracked counties.
| County | Grade | National percentile |
|---|---|---|
| Dallas County | F | 2nd |
| Arkansas County | F | 4th |
| Sevier County | F | 6th |
| Chicot County | F | 6th |
| Ashley County | F | 6th |
Live weather alerts for Arkansas
There are no active National Weather Service alerts for Arkansas right now.
These live alerts come from the National Weather Service. They are public-safety information, not an outage prediction.
Arkansas power outage FAQ
When do power outages happen most in Arkansas?
May is historically the busiest single month for recorded outages in Arkansas, and Summer (June–August) accounts for about 31% of all recorded outages across the state.
How long do power outages in Arkansas typically last?
Across Arkansas's tracked counties, the average recorded outage lasts about 3.2 hours, though individual events -- especially named storms -- can run much longer.
Which counties in Arkansas have the highest outage risk?
Dallas County, Arkansas County, Sevier County, Chicot County, Ashley County currently rank lowest for reliability in Arkansas. See each county's page for its full history.
Does this page predict a power outage in Arkansas?
No. It describes patterns in recorded county-level outage history, not a guaranteed future event. Check the live National Weather Service alerts below for current conditions.
Prepare for Arkansas's outage season
Sized for Arkansas's recorded outage frequency and duration.
