Calamity
MediumSevere WeatherCalamity Score: 39

Severe Weather near Lynn Haven

CalhounUnited StatesNOAA

Right now

The most recent data we hold from NOAA arrived 19 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.

One other detection within 20 km in the last 24 hours, 14 km from here.

This alert expired on 2 August 2026 at 18:15 UTC. It is kept here as a record.

No stronger detection stands among the 22 recorded within 20 km of this point since 1 April 2026 — 9 others scored the same. Another comparable one was recorded here earlier the same day. 5 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Flash Flood Warning issued August 2 at 11:04AM EDT until August 2 at 2:15PM EDT by NWS Tallahassee FL

An estimated 58,442 people live within 50 km of this point.

Nearby, since 1 April 2026

How we know

Confirmed by 5 independent sources, including NOAA.

Our own score for this event is 39 out of 100, at 91 % confidence.

The score is ours, computed from intensity, exposed population and local history — not the source’s.

Computed under scoring rules v1. Rows carrying other versions were judged by different rules and are not directly comparable.

Event Data

TypeSevere Weather
SeverityMedium
Calamity Score (ours)39 / 100
Our confidence91%
Coordinates30.3245, -85.3836
Nearest CityLynn Haven (27 km)
Population Exposed58.4K within 50 km
Impact Tiersignificant
Timestamp2026-08-02T15:04:00.000Z
Sourcehttps://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.e88b7a617f3af18a91240cd51b2f7b530ed59f91.001.1

Score Breakdown

35
intensity
55
population
0
cascading
80
historical

Technical Details

EventFlash Flood Warning
UrgencyImmediate
CertaintyLikely
AreaDescBay, FL; Calhoun, FL; Gulf, FL; Liberty, FL; Washington, FL
HeadlineFlash Flood Warning issued August 2 at 11:04AM EDT until August 2 at 2:15PM EDT by NWS Tallahassee FL
Expires2026-08-02T14:15:00-04:00
SenderNameNWS Tallahassee FL
HasExactCoordstrue
Iem TypeSummaryG
Iem Magnitude40
Iem UnitMPH
Iem City3 W Alford
Iem CountyWashington
Iem StateFL
Iem WfoTAE
Iem RemarkAmbient weather station reported 40 mph gust.
MergedSources[{"id":"iem_F_30.320_-85.450_1785682320000","source":"iem","severity":"low","severityValue":25,"timestamp":1785682320000,"latitude":30.32,"longitude":-85.45},{"id":"iem_F_30.480_-85.420_1785683640000","source":"iem","severity":"low","severityValue":25,"timestamp":1785683640000,"latitude":30.48,"longitude":-85.42},{"id":"iem_F_30.310_-85.450_1785684120000","source":"iem","severity":"low","severityValue":25,"timestamp":1785684120000,"latitude":30.31,"longitude":-85.45},{"id":"iem_G_30.700_-85.450_1785680280000","source":"iem","severity":"low","severityValue":25,"timestamp":1785680280000,"latitude":30.7,"longitude":-85.45}]

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 8 March 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.

Want to know when something happens near Lynn Haven?

Share:XLinkedIn

Calamity.live data shows a weather event with CalamityScore 39/100, near Lynn Haven (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.