City Of Colorado Springs Municipal to Ronald Reagan Washington Ntl Airport COS → DCA

Warnings the route crosses SIGMETs and AIRMETs whose area the line passes through or comes within 25 nm of

• SIGMET W11W: thunderstorms (a convective SIGMET) up to 34,000 ft, moving from the southwest at 40 knots, until 10:55 pm MDT (04:55 UTC). Near the route, at the departure end.
  as issued

  WSUS33 KKCI 120255
  MKCW WST 120255
  CONVECTIVE SIGMET 11W
  VALID UNTIL 0455Z
  CO NM
  FROM 20WNW PUB-10ENE CIM-50WNW ABQ-30NNE DVC-20WNW PUB
  AREA TS MOV FROM 22040KT. TOPS TO FL340.

• SIGMET E11E: thunderstorms (a convective SIGMET) up to 34,000 ft, moving from the southwest at 20 knots, until 10:55 pm MDT (04:55 UTC). Over the last 110 nm of the route.
  as issued

  WSUS31 KKCI 120255
  MKCE WST 120255
  CONVECTIVE SIGMET 11E
  VALID UNTIL 0455Z
  NY NJ PA DE MD VA DC WV AND DE NJ NY MD CT VA CSTL WTRS
  FROM 20NE JFK-90SE SIE-20NNW ORF-30ENE EKN-10S JST-20NE JFK
  AREA EMBD TS MOV FROM 24020KT. TOPS TO FL340.

• AIRMET TANGO 4W: moderate turbulence above 18,000 ft from 18,000 ft to 36,000 ft. Over the first 80 nm of the route.
• AIRMET TANGO 4W: moderate turbulence below 18,000 ft up to 18,000 ft. Over the first 70 nm of the route.
• AIRMET TANGO 3W: low-level wind shear (due to air speed loss or gain of 20 knots or more below 2,000 ft above the ground). Over the route from 80 to 500 nm out.
• AIRMET SIERRA 3E: low cloud or poor visibility (IFR conditions) (due to ceilings below 1,000 ft, visibility below 3 miles, precipitation, mist). Over the last 460 nm of the route.
• AIRMET SIERRA 4E: mountains obscured by cloud (due to mountains obscured by clouds, precipitation, mist). Over the route from 1079 to 1239 nm out.
• AIRMET TANGO 3W: moderate turbulence above 18,000 ft from 21,000 ft to 33,000 ft. Over the last 160 nm of the route.

A SIGMET warns of weather hazardous to all aircraft; an AIRMET of weather that matters to small aircraft and to flying without instruments. "From 60 to 180 nm out" is measured along the route from COS.

Pilot reports along the route within 50 nm of the line, last three hours, the serious ones first

Not fetched just now.

At DCA when you get there the forecast at the estimated arrival, 7:12 am EDT (11:12 UTC)

DCA has no terminal forecast; use the nearest airport that does.

Temporary flight restrictions on the line or within 25 nm of it

• 6/8770 COLORADO SPRINGS, CO, Saturday, October 10, 2026 through Monday, October 12, 2026 UTC 15 nm from the route, at the departure end · a hazard on the ground (fire-fighting, a chemical spill, rescue work) · until 12 October · ZDV
• 6/8029 Cincinnati, OH, Friday, October 9, 2026 through Monday, October 12, 2026 Local 22 nm from the route, 929 nm along the route · a VIP movement · until 12 October · ZID
• 6/8600 Sterling, VA, Monday, October 12, 2026 through Monday, October 12, 2026 Local 6 nm from the route, at the destination end · a VIP movement · today · ZDC
• 4/9383 WASHINGTON, DC., USA on the route, at the destination end · security · ZDC

Daylight

Sunset at COS 6:25 pm MDT (00:25 UTC), at DCA 6:34 pm EDT (22:34 UTC) (civil twilight ends 7:01 pm EDT (23:01 UTC)). At 120 knots the arrival at DCA is before sunrise there (7:14 am EDT (11:14 UTC)).

Each restriction opens the FAA's own page with the exact area, heights and times. Ordinary notices to air missions (closed runways, lights out) are not shown: the FAA's notice search is not open to sites like this one at this time.