hazardous weather outlook issued by the National Weather Service (along with a number of other reports) for this afternoon and evening, August 13, warns of large hail ranging from 1 to 4.5 inches in diameter with wind gusts up to 80 miles per hour and an isolated tornado risk in various parts of Colorado’s Front Range and Southeastern Plains as thunderstorms develop over the mountains, high valleys, and plains.

Find a breakdown of this wild summer weather below.

Map Credit: National Weather Service.

Severe thunderstorms are expected to hit this afternoon and evening, August 13, from 3:00 p.m. to 8:00 p.m. for portions of northeast Colorado. The main threats include large hail up to 3 inches in diameter (estimated size is equal to a large apple or teacup) and damaging winds up to 75 mph. The highest risk includes the following areas: Sterling, Akron, and Limon. Isolated strong to severe storms could also develop over the evening, which could bring large hail over the Front Range’s I-25 corridor.

According to the tweet below from the National Weather Service in Boulder, a tornado watch will also remain in effect until 7:00 p.m. for several Colorado counties including Sterling, Yuma, Burlington, Cheyenne, Kit Carson, Lincoln, Logan, Phillips, Sedwick, and Washington. Softball-sized hail and wind gusts of up to 80 mph will be possible.

The greatest threat of severe weather over the Southeast Plains this afternoon and evening, August 13, includes Kiowa, Bent, Prowers and Baca Counties. Large hail up to about 2 inches in diameter (equivalent to a medium-sized hen egg or lime), wind gusts of 60 to 70 mph, and heavy rain are possible here.

Moving into the rest of the week, strong to severe thunderstorms are likely to occur across the far Eastern Plains of Colorado this Wednesday afternoon and evening, August 14. The main threats for Wednesday’s storm include quarter-sized hail, wind gusts up to 60 mph, frequent cloud to ground lightning, and periods of moderate to heavy rainfall.

Isolated to scattered thunderstorms producing lightning, rainfall, and strong wind gusts of up to 50 mph are also expected to roll in by Thursday, August 15 and last through the entire weekend and possibly into the following week.

All storms are likely to produce deadly lightning and gusty outflow winds. Hail damage to vehicles and wind damage to roofs, siding, and trees is possible. Be aware that weather may change or worsen. Delay hiking and travel plans as necessary.

Please note that all weather statements are subject to change or extend. For more details on this severe weather report, click here.

 

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