Rifle Garfield County to Washington Dulles International RIL → IAD

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

• SIGMET W68W: thunderstorms (a convective SIGMET) up to 36,000 ft, moving from the southwest at 40 knots, until 7:55 pm MDT (01:55 UTC). Over the first 40 nm of the route.
  as issued

  WSUS33 KKCI 112355
  MKCW WST 112355
  CONVECTIVE SIGMET 68W
  VALID UNTIL 0155Z
  CO NM AZ UT
  FROM 30W CHE-20NNW TBE-60SE ABQ-40N SJN-30SW MTU-30W CHE
  AREA TS MOV FROM 23040KT. TOPS TO FL360.

• SIGMET E17E: thunderstorms (a convective SIGMET) up to 31,000 ft, moving from the west at 15 knots, until 7:55 pm MDT (01:55 UTC). Over the route from 1173 to 1322 nm out.
  as issued

  WSUS31 KKCI 112355
  MKCE WST 112355
  CONVECTIVE SIGMET 17E
  VALID UNTIL 0155Z
  PA MD VA NC WV OH KY
  FROM 30WSW EWC-20E RIC-70NNE ILM-70W BKW-10ESE APE-30WSW EWC
  AREA TS MOV FROM 28015KT. TOPS TO FL310.

• SIGMET E16E: thunderstorms (a convective SIGMET) up to 32,000 ft, moving from the southwest at 25 knots, until 7:55 pm MDT (01:55 UTC). Near the route, 1332 nm along the route.
  as issued

  WSUS31 KKCI 112355
  MKCE WST 112355
  CONVECTIVE SIGMET 16E
  VALID UNTIL 0155Z
  NY NJ PA DE MD VA DC WV AND NJ NY CSTL WTRS
  FROM SAX-30SE JFK-10N DCA-60ENE EKN-SAX
  AREA EMBD TS MOV FROM 22025KT. TOPS TO FL320.

• AIRMET TANGO 1W: 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 first 50 nm of the route.
• AIRMET TANGO 4W: moderate turbulence above 18,000 ft from 18,000 ft to 36,000 ft. Over the first 239 nm of the route.
• AIRMET TANGO 4W: moderate turbulence below 18,000 ft up to 18,000 ft. Over the first 159 nm of the route.
• AIRMET SIERRA 1E: mountains obscured by cloud (due to mountains obscured by clouds, precipitation, mist). Over the first 70 nm of the route.
• 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 route from 1063 to 1252 nm out.
• AIRMET SIERRA 4E: mountains obscured by cloud (due to mountains obscured by clouds, precipitation, mist). Over the route from 1222 to 1372 nm out.
• AIRMET TANGO 3W: moderate turbulence above 18,000 ft from 21,000 ft to 33,000 ft. Over the last 129 nm of the route.
• 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 99 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 RIL.

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

Not fetched just now.

At IAD when you get there the forecast at the estimated arrival, 5:13 am EDT (09:13 UTC)

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

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

• 4/9383 WASHINGTON, DC., USA 8 nm from the route, at the destination end · security · ZDC
• 6/8600 Sterling, VA, Monday, October 12, 2026 through Monday, October 12, 2026 Local 4 nm from the route, at the destination end · a VIP movement · today · ZDC

Daylight

Sunset at RIL 6:36 pm MDT (00:36 UTC), at IAD 6:36 pm EDT (22:36 UTC) (civil twilight ends 7:02 pm EDT (23:02 UTC)). At 120 knots the arrival at IAD is before sunrise there (7:16 am EDT (11:16 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.