San Francisco International to Salt Lake City International SFO → SLC

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

• SIGMET W12W: thunderstorms (a convective SIGMET) up to 31,000 ft, moving from the southwest at 20 knots, until 9:55 pm PDT (04:55 UTC). Over the route from 250 to 380 nm out.
  as issued

  WSUS33 KKCI 120255
  MKCW WST 120255
  CONVECTIVE SIGMET 12W
  VALID UNTIL 0455Z
  NV
  FROM 40SSE TWF-10W ELY-30SE OAL-30W OAL-70WSW TWF-40SSE TWF
  AREA TS MOV FROM 24020KT. TOPS TO FL310.

• AIRMET TANGO 1W: moderate turbulence above 18,000 ft from 18,000 ft to 39,000 ft. Over the first 130 nm of the route.
• AIRMET TANGO 1W: moderate turbulence below 18,000 ft (due to mountain wave) up to 15,000 ft. Near the route, 180 nm along the route.
• AIRMET ZULU 2C: moderate icing up to 23,000 ft. Over the last 320 nm of the route.
• AIRMET SIERRA 1E: mountains obscured by cloud (due to mountains obscured by clouds, precipitation, mist). Over the last 250 nm of the route.
• AIRMET TANGO 4W: moderate turbulence above 18,000 ft from 18,000 ft to 36,000 ft. Over the last 10 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 SFO.

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

• B38M descending, 46 nm north, 6:28 pm PDT (01:28 UTC): light chop turbulence, remarks: during the descent runway 35L rno. 150 nm along the route, 46 nm north of the line.
  as filed, and in English

  RNO UA /OV KRNO167009/TM 0128/FLUNKN/TP B38M/TB OCNL LGT CHOP/RM DURD RY35L RNO

  Report

  a routine report filed through RNO

  Where

  9 nm south (167°) of KRNO

  Time

  01:28 UTC

  Height

  height not given

  Aircraft

  B38M

  Turbulence

  occasional light chop

  Remarks

  during the descent runway 35L rno

• B737 at 16,000 ft, 2 nm north, 5:45 pm PDT (00:45 UTC): no turbulence, light rime icing from 13,000 ft to 17,000 ft, 8 °C, remarks: during the climb. At the destination end, 2 nm north of the line.
  as filed, and in English

  SLC UA /OV TCH230020/TM 0045/FL160/TP B737/TA 8/TB NEG/IC LT RIME 130-170/RM DURC

  Report

  a routine report filed through SLC

  Where

  20 nm southwest (230°) of TCH

  Time

  00:45 UTC

  Height

  at 16,000 ft

  Aircraft

  B737

  Temperature

  8 °C

  Turbulence

  none

  Icing

  lt rime from 13,000 ft to 17,000 ft

  Remarks

  during the climb

At SLC when you get there the forecast at the estimated arrival, 12:46 am MDT (06:46 UTC)

Wind from the south-southeast at 8 knots, visibility more than 6 miles, light rain, scattered clouds at 2,000 feet, a broken layer at 6,000 feet VFR

The whole forecast for SLC

• From Sun 9:00 pm MDT (03:00 UTC): wind from the south-southeast at 8 knots, visibility more than 6 miles, light rain, scattered clouds at 2,000 feet, a broken layer at 6,000 feet
• From Mon 2:00 am MDT (08:00 UTC): wind from the south at 9 knots, visibility more than 6 miles, scattered clouds at 4,000 feet, a broken layer at 8,000 feet
• 30% chance between Mon 2:00 am MDT (08:00 UTC) and 6:00 am MDT (12:00 UTC): wind variable at 10 knots, gusting to 25, light rain showers, a broken layer at 4,000 feet
• From Mon 6:00 am MDT (12:00 UTC): wind from the south at 11 knots, visibility more than 6 miles, light rain showers, a few clouds at 2,000 feet, a broken layer at 5,000 feet
• From Mon 3:00 pm MDT (21:00 UTC): wind from the northwest at 11 knots, visibility more than 6 miles, light rain showers, scattered clouds at 2,000 feet, a broken layer at 5,000 feet

The forecast for SFO, the departure

• From Sun 8:00 pm PDT (03:00 UTC): wind from the southwest at 8 knots, visibility more than 6 miles, a few clouds at 2,000 feet
• From Mon 1:00 am PDT (08:00 UTC): wind from the south-southeast at 4 knots, visibility more than 6 miles, clear skies
• From Mon 11:00 am PDT (18:00 UTC): wind from the east-northeast at 5 knots, visibility more than 6 miles, clear skies
• From Mon 3:00 pm PDT (22:00 UTC): wind from the west at 10 knots, visibility more than 6 miles, clear skies

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

• 6/7231 Santa Clara, CA, Sunday, October 11, 2026 through Monday, October 12, 2026 UTC 19 nm from the route, at the departure end · drones kept away from a public gathering · until 12 October · ZOA
• 6/6740 SACRAMENTO, CA, Thursday, October 8, 2026 through Sunday, October 11, 2026 Local 23 nm from the route, 70 nm along the route · air shows/sports · ended 11 October · ZOA

Daylight

Sunset at SFO 6:36 pm PDT (01:36 UTC), at SLC 6:52 pm MDT (00:52 UTC) (civil twilight ends 7:19 pm MDT (01:19 UTC)). At 120 knots the arrival at SLC is before sunrise there (7:35 am MDT (13:35 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.