This alert expired on 5 July 2026 at 04:15 UTC. It is kept here as a record.
No stronger detection stands among the 27 recorded within 20 km of this point since 10 April 2026 — 12 others scored the same. Another comparable one was recorded here earlier the same day. 14 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued July 4 at 10:22PM CDT until July 4 at 11:15PM CDT by NWS Springfield MO
An estimated 697,383 people live within 50 km of this point.
Nearby, since 10 April 2026
- June 24, 2026 · score 48 · 7.6 km
- July 12, 2026 · score 43 · 16.4 km
- July 5, 2026 · score 43 · 18.6 km
How we know
Confirmed by 17 independent sources, including NOAA.
Our own score for this event is 48 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) | 48 / 100 |
| Our confidence | 90% |
| Coordinates | 36.0219, -95.5740 |
| Nearest City | Broken Arrow (20 km) |
| Population Exposed | 697.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-05T03:22:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.0007b21ee2a9ad34f3f2c5b087b6682b |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Lawrence, MO; Jasper, MO; Barry, MO; McDonald, MO; Newton, MO and 9 more areas |
| Headline | Severe Thunderstorm Warning issued July 4 at 10:22PM CDT until July 4 at 11:15PM CDT by NWS Springfield MO |
| Expires | 2026-07-04T23:15:00-05:00 |
| SenderName | NWS Springfield MO |
| HasExactCoords | true |
| MergedCount | 12 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.0007b21ee2a9ad34f3f2c5b087b6682b80c7ccf6.001.1","noaa_urn:oid:2.49.0.1.840.0.82c29a58968562d036135f75915dd8fe660e523b.001.1","noaa_urn:oid:2.49.0.1.840.0.8f54a2560d1e42c4ad4dffc3be535e39cf559849.001.1","noaa_urn:oid:2.49.0.1.840.0.4511d078a92e3ec7feb978131f5092c5366db007.001.1","noaa_urn:oid:2.49.0.1.840.0.f42125d0df92850445bd38344d75ed6b3d10dddc.001.1","noaa_urn:oid:2.49.0.1.840.0.328b39f6103acf5f874785ada4e5b575e06197aa.001.1","noaa_urn:oid:2.49.0.1.840.0.a13c28a5fbeffab72c3a4a65222bf2be0128a9a2.001.1","noaa_urn:oid:2.49.0.1.840.0.4f27317cf1c419023b0723133b7c4f02bba08aa8.001.1","noaa_urn:oid:2.49.0.1.840.0.42e0ba25ae5f8e6a5592efaed9d567d2d9202c1c.001.1","noaa_urn:oid:2.49.0.1.840.0.f6dbe933fb1c9298ed0ea2a6451651ff69809e4c.001.1","noaa_urn:oid:2.49.0.1.840.0.525cd5877e58acd5c7aba1d2aa6ecc3947cd2507.001.1","noaa_urn:oid:2.49.0.1.840.0.6ed0a9d78694a961c2bf0880a413861cdad42b95.001.1"] |
| 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_D_36.250_-95.560_1783215900000","source":"iem","severity":"low","severityValue":25,"timestamp":1783215900000,"latitude":36.25,"longitude":-95.56},{"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_36.570_-95.740_1783213500000","source":"iem","severity":"low","severityValue":25,"timestamp":1783213500000,"latitude":36.57,"longitude":-95.74},{"id":"iem_D_35.820_-95.910_1783215300000","source":"iem","severity":"low","severityValue":25,"timestamp":1783215300000,"latitude":35.82,"longitude":-95.91},{"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_D_36.300_-95.990_1783212900000","source":"iem","severity":"low","severityValue":25,"timestamp":1783212900000,"latitude":36.3,"longitude":-95.99},{"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_G_35.660_-95.360_1783218360000","source":"iem","severity":"low","severityValue":25,"timestamp":1783218360000,"latitude":35.66,"longitude":-95.36},{"id":"iem_G_35.930_-95.000_1783217880000","source":"iem","severity":"low","severityValue":25,"timestamp":1783217880000,"latitude":35.93,"longitude":-95},{"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 48/100, near Broken Arrow (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.