Ontario International to Augusta Regional AT Bush Field ONT → AGS

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

• SIGMET 9W: thunderstorms (a convective SIGMET) up to 28,000 ft, moving from the southwest at 20 knots, until 8:55 pm PDT (03:55 UTC). Over the route from 229 to 328 nm out.
  as issued

  WSUS33 KKCI 120155
  MKCW WST 120155
  CONVECTIVE SIGMET 9W
  VALID UNTIL 0355Z
  AZ
  FROM 20S TBC-30S INW-10E PHX-60SW DRK-30WNW DRK-20S TBC
  DMSHG AREA EMBD TS MOV FROM 21020KT. TOPS TO FL280.

• SIGMET 7W: thunderstorms (a convective SIGMET) up to 31,000 ft, moving from the southwest at 40 knots, until 8:55 pm PDT (03:55 UTC). Near the route, 398 nm along the route.
  as issued

  WSUS33 KKCI 120155
  MKCW WST 120155
  CONVECTIVE SIGMET 7W
  VALID UNTIL 0355Z
  NM AZ
  FROM 30NW SJN-30W TCS-60SE SSO-50SE TUS-70S INW-30NW SJN
  DMSHG AREA TS MOV FROM 23040KT. TOPS TO FL310.

• SIGMET 6W: thunderstorms (a convective SIGMET) up to 34,000 ft, moving from the southwest at 40 knots, until 8:55 pm PDT (03:55 UTC). Over the route from 478 to 657 nm out.
  as issued

  WSUS33 KKCI 120155
  MKCW WST 120155
  CONVECTIVE SIGMET 6W
  VALID UNTIL 0355Z
  CO NM
  FROM 50SSW DEN-30NNE TBE-50SSW CME-50E SJN-20NE DVC-50SSW DEN
  AREA TS MOV FROM 23040KT. TOPS TO FL340.

• AIRMET TANGO 1W: moderate turbulence below 18,000 ft (due to mountain wave) up to 12,000 ft. Over the first 139 nm of the route.
• AIRMET SIERRA 6E: mountains obscured by cloud (due to mountains obscured by clouds, precipitation, mist). Over the first 60 nm of the route.
• AIRMET ZULU 3C: moderate icing up to 22,000 ft. Over the route from 60 to 159 nm out.
• AIRMET SIERRA 1E: mountains obscured by cloud (due to mountains obscured by clouds, precipitation, mist). Over the route from 189 to 338 nm out.
• AIRMET SIERRA 2E: low cloud or poor visibility (IFR conditions) (due to ceilings below 1,000 ft, visibility below 3 miles, precipitation, mist). Over the route from 219 to 308 nm out.
• AIRMET TANGO 4W: moderate turbulence below 18,000 ft up to 18,000 ft. Over the route from 289 to 667 nm out.
• AIRMET SIERRA 1E: mountains obscured by cloud (due to mountains obscured by clouds, precipitation, mist). Over the route from 418 to 557 nm out.
• AIRMET TANGO 2W: moderate turbulence above 18,000 ft from 35,000 ft to 45,000 ft. Over the route from 458 to 667 nm out.
• AIRMET SIERRA 4E: mountains obscured by cloud (due to mountains obscured by clouds, precipitation, mist). Over the route from 1652 to 1652 nm out.

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 ONT.

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

Not fetched just now.

At AGS when you get there the forecast at the estimated arrival, 8:55 am EDT (12:55 UTC)

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

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

• 4/3635 DISNEYLAND THEME PARK, ANAHEIM,, CA 19 nm from the route, at the departure end · security · ZLA
• 6/8891 Bullhead City, AZ, Wednesday, October 14, 2026 Local 14 nm from the route, 159 nm along the route · a VIP movement · starts Wednesday 14 October · ZLA

Daylight

Sunset at ONT 6:20 pm PDT (01:20 UTC), at AGS 6:58 pm EDT (22:58 UTC) (civil twilight ends 7:23 pm EDT (23:23 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.