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391 FXUS65 KBOU 191131 AFDBOU Area Forecast Discussion National Weather Service Denver/Boulder CO 531 AM MDT Fri Jun 19 2026 .KEY MESSAGES... - Isolated showers and thunderstorms possible near the southern foothills and Palmer Divide today. A few storms could become strong to severe in the late afternoon. - Elevated fire weather conditions in the mountains and valleys today with critical conditions expected on Saturday. - Strong to severe storms possible across the eastern plains on Saturday and Sunday. - Scattered coverage of showers and storms on Sunday and Monday. && .DISCUSSION /Through Thursday/... Issued at 208 AM MDT Fri Jun 19 2026 Another relatively quiet day for most of the forecast area, as the axis of the upper level ridge begins shifting east into Colorado. Elevated fire weather conditions are possible again for the mountains and high valleys, as relative humidity values plummet to 8-15% in the afternoon. However, with weak flow aloft due to the ridging, winds will be relatively light (