This alert expired on 22 June 2026 at 18:00 UTC. It is kept here as a record.
It is the 4th strongest of the 6 detections recorded within 20 km of this point since 22 June 2026. Another comparable one was recorded here earlier the same day. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Flash Flood Warning issued June 22 at 11:40AM CDT until June 22 at 1:00PM CDT by NWS Memphis TN
Nearby, since 22 June 2026
- July 7, 2026 · score 39 · 6.4 km
How we know
Confirmed by 15 independent sources, including NOAA.
Our own score for this event is 22 out of 100, at 70 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 22 / 100 |
| Our confidence | 70% |
| Coordinates | 35.3665, -90.7527 |
| Nearest City | Jonesboro (53 km) |
| Impact Tier | minor |
| Timestamp | 2026-06-22T16:40:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Flash Flood Warning_noaa_urn:oid:2.49.0.1.840.0.8ffd62ef7a2d4752b6c25e14d01859f3 |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Crittenden, AR; Shelby, TN; Cleburne, AR; Independence, AR; Jackson, AR; White, AR; Woodruff, AR |
| Headline | Flash Flood Warning issued June 22 at 11:40AM CDT until June 22 at 1:00PM CDT by NWS Memphis TN |
| Expires | 2026-06-22T13:00:00-05:00 |
| SenderName | NWS Memphis TN |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.8ffd62ef7a2d4752b6c25e14d01859f352804d2e.001.1","noaa_urn:oid:2.49.0.1.840.0.139e4d358c903c268c5948e60e555d24d7f90a64.001.1"] |
| Iem TypeSummary | F |
| Iem City | Amagon |
| Iem County | Jackson |
| Iem State | AR |
| Iem Wfo | LZK |
| Iem Remark | Some county roads around Amagon were shut down due to flash flooding. |
| MergedSources | [{"id":"iem_F_35.590_-90.720_1782139440000","source":"iem","severity":"low","severityValue":25,"timestamp":1782139440000,"latitude":35.59,"longitude":-90.72},{"id":"iem_F_35.560_-91.110_1782136800000","source":"iem","severity":"low","severityValue":25,"timestamp":1782136800000,"latitude":35.56,"longitude":-91.11},{"id":"iem_F_35.680_-90.660_1782135000000","source":"iem","severity":"low","severityValue":25,"timestamp":1782135000000,"latitude":35.68,"longitude":-90.66},{"id":"iem_F_35.650_-91.070_1782136800000","source":"iem","severity":"low","severityValue":25,"timestamp":1782136800000,"latitude":35.65,"longitude":-91.07},{"id":"iem_F_35.430_-91.110_1782136800000","source":"iem","severity":"low","severityValue":25,"timestamp":1782136800000,"latitude":35.43,"longitude":-91.11},{"id":"iem_F_35.670_-90.510_1782139560000","source":"iem","severity":"low","severityValue":25,"timestamp":1782139560000,"latitude":35.67,"longitude":-90.51},{"id":"iem_F_35.140_-90.020_1782140460000","source":"iem","severity":"low","severityValue":25,"timestamp":1782140460000,"latitude":35.14,"longitude":-90.02},{"id":"iem_F_35.680_-90.660_1782132600000","source":"iem","severity":"low","severityValue":25,"timestamp":1782132600000,"latitude":35.68,"longitude":-90.66},{"id":"iem_F_35.760_-90.340_1782132780000","source":"iem","severity":"low","severityValue":25,"timestamp":1782132780000,"latitude":35.76,"longitude":-90.34},{"id":"iem_F_35.140_-90.010_1782140100000","source":"iem","severity":"low","severityValue":25,"timestamp":1782140100000,"latitude":35.14,"longitude":-90.01},{"id":"iem_F_35.610_-91.250_1782130800000","source":"iem","severity":"low","severityValue":25,"timestamp":1782130800000,"latitude":35.61,"longitude":-91.25},{"id":"iem_R_35.750_-90.350_1782133080000","source":"iem","severity":"low","severityValue":25,"timestamp":1782133080000,"latitude":35.75,"longitude":-90.35},{"id":"iem_F_35.140_-90.020_1782140100000","source":"iem","severity":"low","severityValue":25,"timestamp":1782140100000,"latitude":35.14,"longitude":-90.02},{"id":"iem_F_35.560_-91.110_1782142080000","source":"iem","severity":"low","severityValue":25,"timestamp":1782142080000,"latitude":35.56,"longitude":-91.11}] |
Safety Information
During flooding: never walk, swim, or drive through floodwaters. Six inches of moving water can knock you down, and one foot of water can sweep away a vehicle. Move to higher ground if waters rise. After flooding, avoid contact with floodwater which may contain sewage, chemicals, or debris. Follow local emergency service guidance.
Series begins 10 February 2026. Comparisons refer to that period only. Collection gap: 14-26 August 2026.
This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.
Calamity.live data shows a weather event with CalamityScore 22/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.