PSM Weather: METAR, TAF and Runway Winds

Portsmouth International Airport at Pease, Portsmouth, NH · KPSM

Current weather at Portsmouth International Airport at Pease in Portsmouth, NH (IATA PSM, ICAO KPSM): the latest observation puts the airport in VFR (visual flight rules) conditions, wind 180° at 4 kt. Below are the latest METAR and TAF from the NOAA Aviation Weather Center, decoded into plain English, and the headwind and crosswind on each runway.

PSM airport info PSM NOTAMs

Current conditions (METAR)

VFRObserved at 12:55Z on Nov 5, 32 minutes ago

Wind: from the south (180° true) at 4 knots.
Visibility: 10 miles or more.
Weather: no rain, snow, fog or other weather reported.
Clouds: few clouds at 10,000 ft, broken clouds at 25,000 ft; the ceiling is 25,000 ft above the ground.
Temperature: 17°C (63°F), dew point 14°C (58°F).
Altimeter: 29.92 inHg (1013 hPa).

METAR KPSM 051255Z 18004KT 10SM FEW100 BKN250 17/14 A2992 RMK AO2A SLP134 T01710142

Runway winds

Components for the current wind, 180° at 4 kt. Headings are true, as METAR winds are; the most-headwind runway ends are marked, among runways at least half as long as the longest.

Runway	Heading (true)	Headwind	Crosswind	Length
16 Most headwind	149°	3 kt	2 kt from the right	11,322 ft
34	329°	Tailwind 3 kt	2 kt from the left	11,322 ft

Forecast (TAF)

Issued Nov 5 11:20Z, valid Nov 5 12:00Z to Nov 6 12:00Z

TAF KPSM 051120Z 0512/0612 VRB04KT P6SM FEW220 FM051700 21009KT P6SM BKN028 FM060400 VRB04KT 1SM -RA BR BKN006

Nov 5 12:00Z to 17:00Z
Wind variable at 4 kt; visibility 6 miles or more; few clouds at 22,000 ft.
From Nov 5 17:00Z (until Nov 6 04:00Z)
Wind 210° at 9 kt; visibility 6 miles or more; broken clouds at 2,800 ft.
From Nov 6 04:00Z (until 12:00Z)
Wind variable at 4 kt; visibility 1 mile; light rain, mist; broken clouds at 600 ft.

Airport diagram

Official FAA PDF (effective Oct 29 to Nov 26)

FAA airport diagram, cycle 2611, effective Oct 29 to Nov 26, 2026. Reference only, not for navigation.

FBOs and services

FBOs

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Times are UTC (Z); the time after a slash is the local time at the airport. Weather and runway data come from the NOAA Aviation Weather Center (aviationweather.gov) and are refreshed here every few minutes; the plain-English summaries are generated by cwsi.net and may simplify, so the raw METAR and TAF are authoritative. Runway headings are true, worked out from NOAA's runway alignment. cwsi.net is not affiliated with NOAA or the FAA: get an official weather briefing before flight.