This alert expired on 5 July 2026 at 03:15 UTC. It is kept here as a record.
It is the 6th strongest of the 29 detections recorded within 20 km of this point since 28 April 2026. Another comparable one was recorded here earlier the same day. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued July 4 at 9:36PM CDT until July 4 at 10:15PM CDT by NWS Tulsa OK
An estimated 205,271 people live within 50 km of this point.
Nearby, since 28 April 2026
- July 12, 2026 · score 43 · 9.0 km
- July 5, 2026 · score 48 · 18.6 km
- August 7, 2026 · score 39 · 20.4 km
How we know
Confirmed by 11 independent sources, including NOAA.
Our own score for this event is 43 out of 100, at 90 % 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) | 43 / 100 |
| Our confidence | 90% |
| Coordinates | 35.9355, -95.3970 |
| Nearest City | Muskogee (21 km) |
| Population Exposed | 205.3K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-05T02:36:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.66c719ee332a82d688940ff2539d4762 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Cherokee, OK; Haskell, OK; Latimer, OK; McIntosh, OK; Muskogee, OK; Okfuskee, OK; Okmulgee, OK; Pittsburg, OK; Sequoyah, OK; Wagoner, OK; Lincoln, OK; Pottawatomie, OK; Seminole, OK; Adair, OK; Cherokee, OK; Craig, OK; Delaware, OK; Mayes, OK; Rogers, OK; Wagoner, OK and 4 more areas |
| Headline | Severe Thunderstorm Warning issued July 4 at 9:36PM CDT until July 4 at 10:15PM CDT by NWS Tulsa OK |
| Expires | 2026-07-04T22:15:00-05:00 |
| SenderName | NWS Tulsa OK |
| HasExactCoords | true |
| MergedCount | 7 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.66c719ee332a82d688940ff2539d4762ced56d38.001.1","noaa_urn:oid:2.49.0.1.840.0.ca1e4691c5abc182e9d626ff4d4a462175e5076b.001.1","noaa_urn:oid:2.49.0.1.840.0.454d9560b164bef7ff0628ad2070dc796789fae2.001.1","noaa_urn:oid:2.49.0.1.840.0.52bc2361371a3fcedd2f57becd822b111924f9e1.001.1","noaa_urn:oid:2.49.0.1.840.0.e1851614264768720b0d837014084effb854aaa9.001.1","noaa_urn:oid:2.49.0.1.840.0.7dbaf27a628fa71350f3b5b82b51ac2cba57397e.001.1","noaa_urn:oid:2.49.0.1.840.0.a847f298603c111d943cb87a6ddd78e5a2dad2aa.001.1"] |
| Iem TypeSummary | D |
| Iem City | Okmulgee |
| Iem County | Okmulgee |
| Iem State | OK |
| Iem Wfo | TSA |
| Iem Remark | Limbs broken off large pecan trees. Public report on County EM Facebook page. Time estimated by radar. Exact location in town unknown from post. |
| MergedSources | [{"id":"iem_G_35.930_-95.140_1783217520000","source":"iem","severity":"low","severityValue":25,"timestamp":1783217520000,"latitude":35.93,"longitude":-95.14},{"id":"iem_G_36.200_-95.890_1783213200000","source":"iem","severity":"low","severityValue":25,"timestamp":1783213200000,"latitude":36.2,"longitude":-95.89},{"id":"iem_G_36.250_-95.340_1783216440000","source":"iem","severity":"low","severityValue":25,"timestamp":1783216440000,"latitude":36.25,"longitude":-95.34},{"id":"iem_D_36.030_-95.800_1783214700000","source":"iem","severity":"low","severityValue":25,"timestamp":1783214700000,"latitude":36.03,"longitude":-95.8},{"id":"iem_G_36.430_-95.710_1783213800000","source":"iem","severity":"low","severityValue":25,"timestamp":1783213800000,"latitude":36.43,"longitude":-95.71},{"id":"iem_D_36.180_-95.950_1783213200000","source":"iem","severity":"low","severityValue":25,"timestamp":1783213200000,"latitude":36.18,"longitude":-95.95},{"id":"iem_G_36.370_-95.270_1783215900000","source":"iem","severity":"low","severityValue":25,"timestamp":1783215900000,"latitude":36.37,"longitude":-95.27},{"id":"iem_D_36.320_-95.870_1783213800000","source":"iem","severity":"low","severityValue":25,"timestamp":1783213800000,"latitude":36.32,"longitude":-95.87},{"id":"iem_G_35.640_-95.960_1783215780000","source":"iem","severity":"low","severityValue":25,"timestamp":1783215780000,"latitude":35.64,"longitude":-95.96},{"id":"iem_D_35.620_-95.960_1783215900000","source":"iem","severity":"low","severityValue":25,"timestamp":1783215900000,"latitude":35.62,"longitude":-95.96}] |
Safety Information
Always follow official guidance from your local emergency management agency. This platform provides scientific monitoring data and is not a substitute for official warnings. If you are in immediate danger, contact your local emergency number.
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 43/100, near Muskogee (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.