Sunspot regions: Currently, the Earth-facing solar disk shows only one numbered sunspot region. AR4557 has rotated off, and no newcomers have emerged. Blasts from the sun? Observers spotted no ...

Expect a frosty start to Sunday, though daytime hours will be milder with highs reaching the mid to upper 60s under sunny skies. Monday will bring a few more clouds, but it will stay mainly dry aside ...

DENVER — A big cooldown arrives on Saturday morning as a sharp cold front arrives from the north, plunging temperatures into the 50s both days this weekend and maybe into Monday as well. There will be ...

Saturday: Increasing clouds, light rain to the north/northwest. Lows in the 40s. Highs in the low to mid-50s. Sunday: Rain early changing to off and on showers. Lows in the upper 30s and 40s. Highs in ...