Miami International to Ontario International MIA → ONT

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

• SIGMET 2W: thunderstorms (a convective SIGMET) up to 36,000 ft, moving from the southwest at 40 knots, until 10:55 pm EDT (02:55 UTC). Over the route from 1384 to 1633 nm out.
  as issued

  WSUS33 KKCI 120055
  MKCW WST 120055
  CONVECTIVE SIGMET 2W
  VALID UNTIL 0255Z
  TX NM AZ
  FROM 50NNW SJN-60WNW CME-60E ELP-70SSW SSO-50SW TUS-50NNW SJN
  AREA SEV TS MOV FROM 23040KT. TOPS TO FL360.
  HAIL TO 1 IN...WIND GUSTS TO 50KT POSS.

• SIGMET 4W: thunderstorms (a convective SIGMET) up to 28,000 ft, moving from the southwest at 20 knots, until 10:55 pm EDT (02:55 UTC). Over the route from 1693 to 1773 nm out.
  as issued

  WSUS33 KKCI 120055
  MKCW WST 120055
  CONVECTIVE SIGMET 4W
  VALID UNTIL 0255Z
  AZ
  FROM 60NE TBC-30S INW-100ESE BZA-70SE EED-50NW TBC-60NE TBC
  DMSHG AREA EMBD TS MOV FROM 21020KT. TOPS TO FL280.

• AIRMET TANGO 6W: moderate turbulence above 18,000 ft from 28,000 ft to 40,000 ft. Over the route from 339 to 408 nm out.
• AIRMET TANGO 2W: moderate turbulence above 18,000 ft from 35,000 ft to 45,000 ft. Over the route from 1444 to 1643 nm out.
• AIRMET TANGO 4W: moderate turbulence below 18,000 ft up to 18,000 ft. Over the route from 1454 to 1524 nm out.
• AIRMET SIERRA 1E: mountains obscured by cloud (due to mountains obscured by clouds, precipitation, mist). Over the route from 1474 to 1604 nm out.
• AIRMET SIERRA 1E: mountains obscured by cloud (due to mountains obscured by clouds, precipitation, mist). Over the route from 1693 to 1723 nm out.
• AIRMET TANGO 1W: moderate turbulence below 18,000 ft (due to mountain wave) up to 12,000 ft. Over the last 139 nm of the route.
• AIRMET SIERRA 6E: mountains obscured by cloud (due to mountains obscured by clouds, precipitation, mist). Over the last 60 nm of the route.
• AIRMET ZULU 3C: moderate icing up to 22,000 ft. Near the route, at the destination end.

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 MIA.

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

Not fetched just now.

At ONT when you get there the forecast at the estimated arrival, 11:24 am PDT (18:24 UTC)

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

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

• 6/0543 MCGREGOR, TX 15 nm from the route, 966 nm along the route · security · ZFW
• 6/4240 SAN ANGELO, TX, Sunday, March 8, 2026 through Sunday, November 1, 2026 Local 23 nm from the route, 1106 nm along the route · security · until 1 November · ZFW
• 6/8722 ALAMOGORDO, NM, Tuesday, October 13, 2026 Local 9 nm from the route, 1414 nm along the route · security · starts tomorrow · ZAB
• 6/8887 Indio, CA, Sunday, October 11, 2026 through Monday, October 12, 2026 Local 16 nm from the route, at the destination end · security · until 12 October · ZLA
• 4/3635 DISNEYLAND THEME PARK, ANAHEIM,, CA 19 nm from the route, at the destination end · security · ZLA

Daylight

Sunset at MIA 6:56 pm EDT (22:56 UTC), at ONT 6:20 pm PDT (01:20 UTC) (civil twilight ends 6:45 pm PDT (01:45 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.