Raleigh-Durham International to Sacramento International RDU → SMF

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

• SIGMET W14W: thunderstorms (a convective SIGMET) up to 28,000 ft, moving from the southwest at 20 knots, until 2:55 am EDT (06:55 UTC). Over the route from 1754 to 1854 nm out.
  as issued

  WSUS33 KKCI 120455
  MKCW WST 120455
  CONVECTIVE SIGMET 14W
  VALID UNTIL 0655Z
  NV
  FROM 40NW BVL-20WNW ELY-20SSE OAL-40WNW OAL-50NE BAM-40NW BVL
  AREA TS MOV FROM 24020KT. TOPS TO FL280.

• AIRMET TANGO 5W: moderate turbulence below 18,000 ft (due to mountain wave) up to 10,000 ft. Over the route from 20 to 159 nm out.
• AIRMET TANGO 5W: moderate turbulence above 18,000 ft (due to mountain wave) from 29,000 ft to 40,000 ft. Over the route from 90 to 169 nm out.
• AIRMET SIERRA 4E: mountains obscured by cloud (due to mountains obscured by clouds, precipitation, mist). Over the route from 110 to 259 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 120 to 439 nm out.
• 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 688 to 1156 nm out.
• AIRMET TANGO 4W: moderate turbulence above 18,000 ft from 18,000 ft to 38,000 ft. Over the route from 1166 to 1575 nm out.
• AIRMET TANGO 4W: moderate turbulence below 18,000 ft up to 18,000 ft. Over the route from 1166 to 1744 nm out.
• 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 route from 1266 to 1435 nm out.
• AIRMET SIERRA 1E: mountains obscured by cloud (due to mountains obscured by clouds, precipitation, mist). Over the route from 1375 to 1834 nm out.
• AIRMET ZULU 2C: moderate icing up to 23,000 ft. Over the route from 1445 to 1844 nm out.
• AIRMET TANGO 1W: moderate turbulence above 18,000 ft from 18,000 ft to 39,000 ft. Over the last 90 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 RDU.

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

Not fetched just now.

At SMF when you get there the forecast at the estimated arrival, 6:36 pm PDT (01:36 UTC)

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

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

• 6/3475 BEALE AFB, CA, Sunday, March 8, 2026 through Sunday, November 1, 2026 Local 15 nm from the route, at the destination end · security · until 1 November · ZOA

Daylight

Sunset at RDU 6:43 pm EDT (22:43 UTC), at SMF 6:32 pm PDT (01:32 UTC) (civil twilight ends 6:59 pm PDT (01:59 UTC)). At 120 knots the arrival at SMF is after sunset there (6:32 pm PDT (01:32 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.