Larimer County weather alert: More thunderstorms with hail, heavy rain, flooding forecast
Tuesday's thunderstorm that included booming thunder, an impressive lightning display, up to 2-inch hail and locally-heavy rain in Northern Colorado was just the beginning.
More powerful storms with Fort Collins in the bull's-eye are forecast into Thursday, prompting the National Weather Service to issue a flood watch Thursday for all of Larimer County.
Here is what's in store for the storm and a look impacts from Tuesday's storm:
Tornado watch issued Wednesday for Windsor, Greeley
The National Weather Service in Boulder issued a tornado watch until 9 p.m. Wednesday for 12 counties and including Greeley and Windsor on the western edge of the watch area.
The watch area stretches along the Interstate 25 corridor from the Wyoming state line to Colorado Springs and east to the Nebraska and Kansas state line.
A few tornadoes are possible, scattered hail up to apple size likely and win gusts to 75 mph possible.
-- Miles Blumhardt
When thunderstorms are expected
This is for the Fort Collins, Loveland and Windsor area and foothills and includes the possibility of large hail, damaging wind and tornadoes and flooding Thursday, according to the National Weather Service:
2 p.m. Wednesday: In the foothills (6,000 to 9,000 feet), severe weather potential elevates to moderate before subsiding.
5-8 p.m. Wednesday: In the Fort Collins, Loveland and Windsor area, severe weather potential elevates to moderate.
Thursday-Friday: From 6 a.m. Thursday to 9 a.m. Friday, there is a flood watch for all of Larimer, Weld and Morgan counties and parts of Boulder, Grand and Jackson counties, including the Cameron Peak and East Troublesome burn scars and Rocky Mountain National Park.
A tornado watch has been issued for parts of Colorado, Kansas and Nebraska until 9 PM MDT pic.twitter.com/slL79fcd3Y
— NWS Boulder (@NWSBoulder) May 10, 2023
Fort Collins forecast calls for lots of rain through Friday
Wednesday: 60% chance of showers and thunderstorms possible in the afternoon increasing to 90% chance of showers and thunderstorms, some severe, at night. High of 71 degrees.
Thursday: 100% chance of showers and possibility of thunderstorms with the potential to produce heavy rain after 8 a.m. and continuing throughout the night. High of 61 degrees.
Friday: 70% chance of showers with thunderstorms possible after noon, decreasing to 40% at night. High of 63 degrees.
Some weather context: What to know about Colorado's deadliest natural disasters, including key safety tips
Trying to provide some timing to storm initiation this afternoon and their severe potential as they move west to east across the region. pic.twitter.com/XJJavtsqLt
— NWS Boulder (@NWSBoulder) May 10, 2023
Fort Collins-area Tuesday rainfall totals
Kersey (1.3 miles west-southwest): 2.01 inches
Galeton (1.6 miles east): 1.86 inches
Fort Collins (8.6 miles north): 0.98 inches
Berthoud (2.2 miles south-southwest): 0.92 inches
Eaton: 0.65 inches
Wellington: 0.60 inches
Greeley (1.3 miles east): 0.60 inches
Windsor (1.5 miles west-northwest): 0.59 inches
Loveland (3.2 miles east): 0.46 inches
Laporte (1.4 miles northwest): 0.33 inches
Loveland (1.7 miles southwest): 0.31 inches
Fort Collins (2.4 miles east-southeast): 0.22 inches
Fort Collins (2.5 miles northwest): 0.21 inches
Two inch diameter brain hail in Erie 🧠 #COwx #Hail #SevereWx
📸 Allison Frary pic.twitter.com/yvcS8hKS9i— Meteorologist Kody Wilson (@kodythewxguy) May 10, 2023
This article originally appeared on Fort Collins Coloradoan: Fort Collins, Larimer County weather: More thunderstorms forecast