John Glenn Columbus International to Mineta San Jose International CMH → SJC

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

• SIGMET W17W: thunderstorms (a convective SIGMET) up to 30,000 ft, moving from the southwest at 20 knots, until 5:55 am EDT (09:55 UTC). Over the route from 1394 to 1483 nm out.
  as issued

  WSUS33 KKCI 120755
  MKCW WST 120755
  CONVECTIVE SIGMET 17W
  VALID UNTIL 0955Z
  AZ UT NV
  FROM 20WNW BVL-30N BCE-60SSW BCE-50NNE LAS-60NNW ELY-20WNW BVL
  AREA TS MOV FROM 24020KT. TOPS TO FL300.

• AIRMET SIERRA 3E: low cloud or poor visibility (IFR conditions) (due to ceilings below 1,000 ft, visibility below 3 miles, precipitation, mist, fog). Over the first 129 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 358 to 866 nm out.
• AIRMET TANGO 4W: moderate turbulence below 18,000 ft up to 18,000 ft. Over the route from 936 to 1503 nm out.
• AIRMET TANGO 4W: moderate turbulence above 18,000 ft from 18,000 ft to 42,000 ft. Over the route from 946 to 1344 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 1006 to 1165 nm out.
• AIRMET SIERRA 1E: mountains obscured by cloud (due to mountains obscured by clouds, precipitation, mist). Over the route from 1065 to 1593 nm out.
• AIRMET ZULU 2C: moderate icing up to 23,000 ft. Over the route from 1075 to 1603 nm out.
• AIRMET TANGO 1W: moderate turbulence above 18,000 ft from 18,000 ft to 39,000 ft. Over the last 119 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 CMH.

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

Not fetched just now.

At SJC when you get there the forecast at the estimated arrival, 7:13 pm PDT (02:13 UTC)

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

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

• 6/8911 DENVER, CO, Monday, October 12, 2026 UTC 13 nm from the route, 1006 nm along the route · a hazard on the ground (fire-fighting, a chemical spill, rescue work) · today · ZDV
• 6/7094 45NM NE MERCED, CA, Sunday, October 4, 2026 through Tuesday, October 20, 2026 UTC 10 nm from the route, 1712 nm along the route · a hazard on the ground (fire-fighting, a chemical spill, rescue work) · until 20 October · ZOA

Daylight

Sunset at CMH 6:56 pm EDT (22:56 UTC), at SJC 6:33 pm PDT (01:33 UTC) (civil twilight ends 6:59 pm PDT (01:59 UTC)). At 120 knots the arrival at SJC is after sunset there (6:35 pm PDT (01:35 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.