Extreme Heat Warning issued August 3 at 11:29AM PDT until August 8 at 8:00PM PDT by NWS Las Vegas NV
Geographic Context
This weather event occurred near Payson (approximately 33 km away) in United States, an area that experiences a range of natural hazards. An estimated 15.3K people live within 50 km of the event location, placing this in the "significant" population impact tier.
Event Assessment
This event is a weather event classified as medium severity. Calamity.live has classified it as "medium" severity with a severity value of 50. The computed Calamity Score is 28 out of 100, suggesting contained impact at this time. The primary scoring components are: population (40), intensity (35), historical (18). Data for this event was sourced from noaa, one of the 196 scientific monitoring sources aggregated by Calamity.live.
Regional Monitoring Context
United States has a documented history of weather events. Monitoring for weather events in the region relies on a combination of ground-based sensors, satellite remote sensing, and official reporting from national agencies. The frequency and severity of such events are tracked over time to support risk assessment and emergency preparedness.
Event Data
| Type | Weather |
| Severity | medium |
| Severity Value | 50 |
| Calamity Score | 28 / 100 |
| Confidence | 81% |
| Coordinates | 34.0000, -111.1000 |
| Nearest City | Payson (33 km) |
| Population Exposed | 15.3K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-03T18:29:00.000Z |
Score Breakdown
Technical Details
| Event | Extreme Heat Warning |
| Urgency | Expected |
| Certainty | Likely |
| AreaDesc | Northwest Plateau; Lake Havasu and Fort Mohave; Lake Mead - AZ side; Lake Mohave - AZ side; Hualapai Mountains; Northwest Deserts; Death Valley National Park; Western Mojave Desert; Eastern Mojave Desert, Including the Mojave National Preserve; Morongo Basin; Cadiz Basin; San Bernardino County-Upper Colorado River Valley; Owens Valley South; Owens Valley North; Esmeralda and Central Nye County; Lincoln County; Northeast Clark County; Western Clark and Southern Nye County; Las Vegas Valley; Southern Clark County; Lake Mead - NV side; Lake Mohave - NV side |
| Headline | Extreme Heat Warning issued August 3 at 11:29AM PDT until August 8 at 8:00PM PDT by NWS Las Vegas NV |
| Expires | 2026-08-04T05:00:00-07:00 |
| SenderName | NWS Las Vegas NV |
| HasExactCoords | false |
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.
This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.
Calamity.live data shows a weather event with CalamityScore 28/100, near Payson (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 196 scientific monitoring sources.