Key West International to General Edward Lawrence Logan International EYW → BOS

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

• SIGMET E20E: thunderstorms (a convective SIGMET) up to 44,000 ft, moving from the west at 20 knots, until 2:55 am EDT (06:55 UTC). Near the route, 289 nm along the route.
  as issued

  WSUS31 KKCI 120455
  MKCE WST 120455
  CONVECTIVE SIGMET 20E
  VALID UNTIL 0655Z
  FL GA CSTL WTRS
  FROM 180SE CHS-230SSE ILM-120ENE TRV-100NE TRV-180SE CHS
  AREA TS MOV FROM 26020KT. TOPS TO FL440.
  REF INTL SIGMET LIMA SERIES.

• SIGMET E17E: thunderstorms (a convective SIGMET) up to 44,000 ft, moving from the southwest at 25 knots, until 2:55 am EDT (06:55 UTC). Near the route, 826 nm along the route.
  as issued

  WSUS31 KKCI 120455
  MKCE WST 120455
  CONVECTIVE SIGMET 17E
  VALID UNTIL 0655Z
  NC VA CSTL WTRS
  FROM 160SE SIE-190SE ECG-140SE ILM-70E ORF-160SE SIE
  AREA TS MOV FROM 24025KT. TOPS TO FL440.
  REF INTL SIGMET LIMA SERIES.

• SIGMET E19E: thunderstorms (a convective SIGMET) up to 43,000 ft, moving from the southwest at 20 knots, until 2:55 am EDT (06:55 UTC). Over the route from 896 to 1075 nm out.
  as issued

  WSUS31 KKCI 120455
  MKCE WST 120455
  CONVECTIVE SIGMET 19E
  VALID UNTIL 0655Z
  CT NY NJ PA DE MD VA DC WV AND DE NJ NY MD CT VA CSTL WTRS
  FROM 20NNW HTO-70SSE HTO-90SE SIE-20WNW LYH-40ESE AIR-20NNW HTO
  AREA EMBD TS MOV FROM 24020KT. TOPS TO FL430.

• SIGMET E18E: thunderstorms (a convective SIGMET) up to 30,000 ft, moving from the southwest at 35 knots, until 2:55 am EDT (06:55 UTC). Over the route from 1135 to 1175 nm out.
  as issued

  WSUS31 KKCI 120455
  MKCE WST 120455
  CONVECTIVE SIGMET 18E
  VALID UNTIL 0655Z
  MA RI CT AND MA RI NY CSTL WTRS
  FROM 40E BOS-130SE ACK-170S ACK-50SE HTO-20NW PVD-40E BOS
  AREA EMBD TS MOV FROM 24035KT. 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). Over the last 348 nm of the route.
• AIRMET TANGO 2W: moderate turbulence below 18,000 ft up to 10,000 ft. Over the last 110 nm of the route.
• AIRMET TANGO 3W: moderate turbulence above 18,000 ft from 21,000 ft to 33,000 ft. Over the last 100 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 EYW.

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

Not fetched just now.

At BOS when you get there the forecast at the estimated arrival, 7:43 am EDT (11:43 UTC)

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

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

• 6/5945 Key West, FL 7 nm from the route, at the departure end · security · ZMA
• 6/0299 Key West, FL, Friday, June 26, 2026 through Saturday, October 17, 2026 Local 7 nm from the route, at the departure end · security · until 17 October · ZMA
• 6/8900 Cape Canaveral, FL, Wednesday, October 14, 2026 Local 14 nm from the route, 249 nm along the route · a rocket launch or re-entry · starts Wednesday 14 October · ZMA
• 6/8901 Cape Canaveral, FL, Thursday, October 15, 2026 Local 14 nm from the route, 249 nm along the route · a rocket launch or re-entry · starts Thursday 15 October · ZJX
• 6/8896 Cape Canaveral, FL, Tuesday, October 13, 2026 Local 14 nm from the route, 249 nm along the route · a rocket launch or re-entry · starts tomorrow · ZJX
• 6/8897 Cape Canaveral, FL, Wednesday, October 14, 2026 Local 14 nm from the route, 249 nm along the route · a rocket launch or re-entry · starts Wednesday 14 October · ZJX
• 6/8898 Cape Canaveral, FL, Thursday, October 15, 2026 Local 14 nm from the route, 249 nm along the route · a rocket launch or re-entry · starts Thursday 15 October · ZMA
• 6/8899 Cape Canaveral, FL, Tuesday, October 13, 2026 Local 14 nm from the route, 249 nm along the route · a rocket launch or re-entry · starts tomorrow · ZMA
• 6/7153 North Sicuate, RI, Saturday, October 10, 2026 through Monday, October 12, 2026 UTC 3 nm from the route, at the destination end · drones kept away from a public gathering · until 12 October · ZBW
• 6/8802 Foxborough, MA, Saturday, October 17, 2026 through Sunday, October 18, 2026 UTC 1 nm from the route, at the destination end · drones kept away from a public gathering · starts Saturday 17 October · ZBW

Daylight

Sunset at EYW 7:03 pm EDT (23:03 UTC), at BOS 6:07 pm EDT (22:07 UTC) (civil twilight ends 6:35 pm EDT (22:35 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.