Grand Canyon National Park, Arizona
Regional Weather Alerts
| Alert: | Extreme Heat Watch |
| Area(s): | Yuma |
| Effective: | 2026-10-05 @ 2:06 am -> 2026-10-05 @ 5:00 pm |
| Onset: | 2026-10-07 @ 12:00 pm -> 2026-10-08 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Future |
| Issued By: | NWS Phoenix AZ on 2026-10-05 @ 2:06 am |
| Headline: | Extreme Heat Watch issued October 5 at 12:06AM MST until October 8 at 8:00PM MST by NWS Phoenix AZ |
| Description: |
* WHAT...Dangerously hot conditions possible. Afternoon temperatures 104 to 107. Major Heat Risk. * WHERE...Yuma. * WHEN...From Wednesday morning through Thursday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke. |