It is as though several months have passed in a single day.
In less than 24 hours, the weather has blown hot and cold on the people of Colorado, in the western United States.
After being able to sunbathe under the blazing sun on Monday, they found themselves in the snow in down jackets on Tuesday, temperatures having dropped by around thirty degrees Celsius in the meantime.
In Denver, the state capital, the temperature was around 33 ° C early Monday afternoon.
Tuesday morning, it had fallen around 2 ° C.
And it could still drop in places during the day.
Denver will see record heat through Labor Day weekend with highs potentially reaching 100 °.
Temperatures take a nosedive on Tuesday as a strong system brings wintry weather to the area.
Please keep arms and legs inside the roller coaster🎢 at all times.
#COwx pic.twitter.com/8R4rna4qrv
- NWS Boulder (@NWSBoulder) September 3, 2020
"Prepare now for this brutal transition from summer to winter!"
", Warned local weather services Monday morning.
"Significant accumulations of snow can be expected," they warned.
Snowflakes were already beginning to fall in the streets of Denver, at the foot of the Rockies, on Tuesday morning.
Wild weather day in Denver: 90 degrees to snowfall in a matter of hours.https: //t.co/allr6lYbhw pic.twitter.com/2xys6lANFS
- KGUN9 On Your Side (@ kgun9) September 8, 2020
The sudden dip in mercury could be one of the biggest recorded by the state in such a short period of time.
It is due to a flow of cold air from Canada.
This!
#summersnow #cowx # 4wx @CBSDenver What a difference a day makes!
pic.twitter.com/zsWI13coO3
- Kathy Walsh (@ WalshCBS4) September 8, 2020
On Saturday it was over 37 ° C in Denver
This unusual cold spell comes just three days after the city of Denver set a new late heat record: the temperature hit 100 degrees Fahrenheit, or over 37 ° C, on Saturday, September 5, with this symbolic bar reaching up to here was reached no later than September 2 (last year).
Winter storm warnings have been issued in southern Colorado.
The weather services warn in particular of the danger of falling branches, which could bend under the weight of the snow even though they are still carrying their leaves.
These extraordinary conditions are expected to last until Wednesday evening.
Temperatures should then rise to around 25 ° C from Sunday.