National Weather Service Forecast Discussion |
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379 FXUS65 KBOU 160708 AFDBOU Area Forecast Discussion National Weather Service Denver/Boulder CO 108 AM MDT Fri Oct 16 2026 .KEY MESSAGES... - First freeze of the season expected over most of the plains tonight. - Chilly but dry/sunny weather Friday, with another freeze north and east of the Denver metro area Friday night. - Mainly dry and warmer for the weekend through the middle of next week. - Next storm system will arrive late next week with an increasing chance of showers and mountain snow. && .DISCUSSION /Through Thursday/... Issued at 1113 PM MDT Thu Oct 15 2026 Recent obs show temperatures starting to drop over parts of the eastern plains, and most of the cloud cover from earlier today has cleared out. A Freeze Warning remains in effect until 9am Friday for the eastern plains & I-25 corridor, where lows tonight are expected to drop into the upper 20s-low 30s. Winds should stay light across the area overnight, with some breezier conditions (gusts of about 15- 20mph) in the northeasternmost plains. Cooler temperatures persist Friday, with highs in the mid to upper 50s across the plains & I-25 corridor. Downsloping winds should keep lows tomorrow night above freezing for most of the foothills, while the northern and easternmost plains should again see lows in the upper 20s-low 30s. Despite the good model agreement in below freezing temperatures across the plains Friday night, we have decided to hold off for now on issuing any frost or freeze products until we know tonight`s low temperatures. Should a killing freeze hit tonight (low temps 051. && $$ DISCUSSION...AGS AVIATION...Danielson