Washington Dulles International to Provo Municipal IAD → PVU

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

• SIGMET E16E: thunderstorms (a convective SIGMET) up to 32,000 ft, moving from the southwest at 25 knots, until 9:55 pm EDT (01:55 UTC). Near the route, 70 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.

• SIGMET E17E: thunderstorms (a convective SIGMET) up to 31,000 ft, moving from the west at 15 knots, until 9:55 pm EDT (01:55 UTC). Over the route from 80 to 230 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 W68W: thunderstorms (a convective SIGMET) up to 36,000 ft, moving from the southwest at 40 knots, until 9:55 pm EDT (01:55 UTC). Near the route, 1408 nm along 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 W71W: thunderstorms (a convective SIGMET) up to 27,000 ft, moving from the south at 40 knots, until 9:55 pm EDT (01:55 UTC). Over the last 40 nm of the route.
  as issued

  WSUS33 KKCI 112355
  MKCW WST 112355
  CONVECTIVE SIGMET 71W
  VALID UNTIL 0155Z
  WY UT ID
  FROM 40S DBS-40WNW BPI-30WSW MTU-30SSW DTA-30SE TWF-40S DBS
  AREA EMBD TS MOV FROM 20040KT. TOPS TO FL270.

• 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 first 100 nm of the route.
• AIRMET TANGO 3W: moderate turbulence above 18,000 ft from 21,000 ft to 33,000 ft. Over the first 140 nm of the route.
• AIRMET SIERRA 4E: mountains obscured by cloud (due to mountains obscured by clouds, precipitation, mist). Over the route from 30 to 180 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 route from 160 to 339 nm out.
• AIRMET TANGO 4W: moderate turbulence above 18,000 ft from 18,000 ft to 36,000 ft. Over the last 439 nm of the route.
• AIRMET TANGO 4W: moderate turbulence below 18,000 ft up to 18,000 ft. Over the last 329 nm of the route.
• AIRMET SIERRA 1E: mountains obscured by cloud (due to mountains obscured by clouds, precipitation, mist). Over the last 260 nm of the route.
• 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 last 240 nm of the route.
• AIRMET TANGO 5W: strong surface winds (30 knots or more) (due to sustained surface winds greater than 30 knots). Over the route from 1408 to 1448 nm out.
• AIRMET ZULU 3C: moderate icing up to 22,000 ft. Over the last 100 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 IAD.

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

Not fetched just now.

At PVU when you get there the forecast at the estimated arrival, 8:39 am MDT (14:39 UTC)

PVU 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 departure end · security · ZDC
• 6/8600 Sterling, VA, Monday, October 12, 2026 through Monday, October 12, 2026 Local 4 nm from the route, at the departure end · a VIP movement · today · ZDC

Daylight

Sunset at IAD 6:36 pm EDT (22:36 UTC), at PVU 6:51 pm MDT (00:51 UTC) (civil twilight ends 7:19 pm MDT (01:19 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.