Flash Flood Warning Forces Beaver Utah to Prepare for Evacuation as Storms Hit Multiple States

Multiple severe thunderstorms and flash flooding are impacting several U.S. states and Hong Kong, prompting warnings, evacuations, and school safety measures on Monday.

Flash Flood Threat in Utah Burn Scar

A flash flood warning remains in effect until 8 PM MDT for the Cottonwood Burn Scar in east central Beaver County, Utah. [1] Beaver has been placed in READY status for possible evacuation. [1] Officials are urging residents to stay out of flood-impacted areas unless they are official responders. [1] Extra traffic and bystanders are blocking critical access routes and delaying rescue crews. [1] The warning covers east central Beaver County and emphasizes the need to avoid areas where flooding has already occurred. [1] Residents in the Beaver area received an alert stating that all of Beaver is now in READY status and should prepare to evacuate if notified. [1] The situation requires people to remain clear of zones affected by prior flooding to prevent interference with emergency operations. [1] This ongoing alert highlights the persistent risk in the burn scar region where water flow can change rapidly. [1]

Severe Thunderstorm Moving Through South Dakota

A severe thunderstorm with 60 mph wind gusts and small hail was located 11 miles south of Lyman, South Dakota, moving east at 30 mph. [2] A 62 mph gust was reported near Kennebec at 705 PM CDT. [2] The storm is expected to reach Dude Ranch around 740 PM CDT. [2] Hazards include damage to roofs, siding, and trees from the strong winds. [2] Public reports confirmed the wind speeds associated with this thunderstorm. [2] The system continues to track eastward, bringing the potential for further impacts as it moves through the region. [2] Expectations for the storm center on the combination of gusty winds and small hail that could affect structures and vegetation. [2]

Hail and Wind Threat in North Dakota

A severe thunderstorm with ping pong ball size hail and 60 mph wind gusts was located 9 miles southeast of Cannon Ball, North Dakota, moving southeast at 30 mph. [3] The storm is expected near Linton around 735 PM CDT and Strasburg around 745 PM CDT. [3] Radar indicated the hazards of ping pong ball size hail along with the wind gusts. [3] Impacts include injuries to people and animals outdoors as well as hail damage to roofs, siding, windows, and vehicles. [3] Wind damage to roofs, siding, and trees is also anticipated from this system. [3] The thunderstorm's southeast movement places additional locations in its path during the evening hours. [3] The radar-based detection underscores the need for awareness of both hail and wind threats as the storm advances. [3]

Thunderstorm Warning Issued in Arizona

A severe thunderstorm with quarter size hail was located 7 miles north of Sun Valley, Arizona, moving southwest at 10 mph. [4] The warning covers Navajo County in north central Arizona until 545 PM MST. [4] Radar indicated the quarter size hail hazard. [4] Damage to vehicles is expected from this storm. [4] Locations impacted include Sun Valley, and the storm affects Interstate 40. [4] The slow southwest movement of the thunderstorm increases the duration of exposure for areas along its track. [4] The issued warning focuses on the hail threat and the resulting risks to vehicles traveling on major highways in the county. [4]

Hong Kong Issues Red Rainstorm Warning

Hong Kong upgraded its rainstorm warning from amber to red at 8:05 a.m. due to intense thundery showers. [5] The amber warning had been issued at 7:10 a.m. [5] Authorities urged schools to implement contingency measures to ensure the safety of students. [5] Schools which are in session should continue until the end of school hours and ensure that conditions are safe before allowing students to return home. [5] The rapid upgrade reflects the intensity of the thundery showers affecting the region. [5] Officials emphasized that schools must verify safe conditions prior to student dismissal. [5]

Ongoing Severe Weather Alerts

The simultaneous warnings across regions underscore an immediate public safety focus amid flash flooding in Utah and severe thunderstorms in South Dakota, North Dakota, and Arizona, while Hong Kong faces intense thundery showers. [1] [2] [3] [4] [5] Multiple alerts remain active with specific hazards such as wind gusts, hail sizes, and flood risks detailed in each location. [1] [2] [3] [4] The coordinated response involves evacuation readiness in Beaver County and school safety protocols in Hong Kong. [1] [5] Public reports and radar indications support the hazard assessments in the affected U.S. states. [2] [3] [4] These conditions require ongoing attention to local advisories as storms continue to move and evolve. [1] [2] [3] [4] [5]

What to watch next: Continued monitoring of the flash flood warning in east central Beaver County until 8 PM MDT, the southeast movement of the North Dakota storm toward Linton and Strasburg, and the red rainstorm warning effects on school operations in Hong Kong.