Appleton International to Portland International ATW → PDX

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

• SIGMET C14C: thunderstorms (a convective SIGMET) up to 35,000 ft, moving from the southwest at 40 knots, until 4:55 am CDT (09:55 UTC). Over the route from 560 to 580 nm out.
  as issued

  WSUS32 KKCI 120755
  MKCC WST 120755
  CONVECTIVE SIGMET 14C
  VALID UNTIL 0955Z
  SD ND
  FROM 50SE DIK-50ENE DPR-40ENE RAP-50NNW RAP-50SE DIK
  AREA TS MOV FROM 22040KT. TOPS TO FL350.

• 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 first 110 nm of the route.
• AIRMET SIERRA 4E: low cloud or poor visibility (IFR conditions) (due to ceilings below 1,000 ft, visibility below 3 miles, precipitation, mist). Over the route from 310 to 1070 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). Near the route, 660 nm along the route.
• AIRMET ZULU 2C: moderate icing up to 23,000 ft. Over the route from 680 to 820 nm out.
• AIRMET ZULU 2C: moderate icing up to 23,000 ft. Over the route from 820 to 1280 nm out.
• AIRMET SIERRA 1E: mountains obscured by cloud (due to mountains obscured by clouds, precipitation, mist). Over the route from 860 to 1250 nm out.
• AIRMET TANGO 1W: moderate turbulence above 18,000 ft from 18,000 ft to 39,000 ft. Over the route from 1010 to 1430 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 ATW.

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

• E73L descending, 31 nm south, 1:20 am CDT (06:20 UTC): remarks: breaking action good broke out about 600FT above ground. 960 nm along the route, 31 nm south of the line.
  as filed, and in English

  BZN UA /OV BZN/TM 0620/FLDURD/TP E73L/RM BREAKING ACTION GOOD. BROKE OUT ABOUT 600FT AGL

  Report

  a routine report filed through BZN

  Where

  over BZN

  Time

  06:20 UTC

  Height

  during the descent

  Aircraft

  E73L

  Remarks

  breaking action good broke out about 600FT above ground

At PDX when you get there the forecast at the estimated arrival, 2:21 pm PDT (21:21 UTC)

Wind light and variable, visibility more than 6 miles, clear skies VFR

The whole forecast for PDX

• From Sun 11:00 pm PDT (06:00 UTC): wind light and variable, visibility more than 6 miles, clear skies
• From Mon 3:00 pm PDT (22:00 UTC): wind from the west-northwest at 5 knots, visibility more than 6 miles, clear skies

The forecast for ATW, the departure

• From Mon 1:00 am CDT (06:00 UTC): wind from the south-southwest at 7 knots, visibility more than 6 miles, low-level wind shear, a broken layer at 25,000 feet
• From Mon 5:00 am CDT (10:00 UTC): wind from the south-southwest at 7 knots, visibility more than 6 miles, a broken layer at 20,000 feet
• From Mon 11:00 am CDT (16:00 UTC): wind from the southwest at 8 knots, visibility more than 6 miles, clear skies
• From Mon 5:00 pm CDT (22:00 UTC): wind from the south-southwest at 5 knots, visibility more than 6 miles, scattered clouds at 6,000 feet, scattered clouds at 15,000 feet
• 30% chance between Mon 6:00 pm CDT (23:00 UTC) and 9:00 pm CDT (02:00 UTC): light rain showers, a broken layer at 6,000 feet
• From Mon 9:00 pm CDT (02:00 UTC): wind from the south-southwest at 5 knots, visibility more than 6 miles, scattered clouds at 7,000 feet

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

• 6/6656 ANOKA, MN, Monday, October 5, 2026 through Monday, October 19, 2026 Local 7 nm from the route, 210 nm along the route · security · until 19 October · ZMP

Daylight

Sunset at ATW 6:15 pm CDT (23:15 UTC), at PDX 6:28 pm PDT (01:28 UTC) (civil twilight ends 6:58 pm PDT (01:58 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.