Northern lights Pitlochry tonight
Pitlochry sits at 57°N magnetic latitude in Highland Perthshire on the A9 between Perth and Inverness. Kp 3-4 is the threshold for aurora from the dark sites around the town. Loch Tummel's north shore is 20 minutes west; Dalnaspidal on the A9 moorland is 35 minutes north - both Bortle Class 2. Ben Vrackie moorland above Moulin is walkable from the town in 20 minutes for a quick sky check.
Aurora visibility - Pitlochry
Unlikely tonight
Kp 1 is well below the Kp 3-4 threshold needed for aurora to be visible from Pitlochry.
Current Kp
1
of 9
7-day outlook for Pitlochry
Today
21 May
Tomorrow
22 May
Sat
23 May
Sun
24 May
Mon
25 May
Tue
26 May
Wed
27 May
Based on CME arrival predictions from NASA DONKI. Arrival times ±6 hours.
What Kp is needed here?
Pitlochry sits at a magnetic latitude of approximately 57°N. The Kp index - a global measure of geomagnetic activity on a scale from 0 (quiet) to 9 (extreme storm), updated every 3 hours - needs to reach Kp 3-4 before the auroral oval expands far enough south to be visible from here.
At Kp 3-4, visibility is possible from Pitlochry but skies need to be clear and dark. Cloud cover and light pollution remain the main obstacles even when Kp is high enough.
Best dark sky sites near Pitlochry
Light pollution is the biggest obstacle after cloud cover. These sites give you the best dark northern horizon within reach.
Ben Vrackie approach
Get directions ↗Ben Vrackie (841 m) dominates the skyline north of Pitlochry and is reached from the Moulin village car park, 2 km from the town centre. The lower path through heather moorland above Moulin reaches open ground within 20 minutes of walking. At 400-500 m altitude, the moorland is well clear of Pitlochry's valley light dome, and the northern view extends over Strathardle toward the open Highlands. The summit is not required; the lower track provides Bortle Class 2-3 conditions. The path is well-worn but rough; a head torch and appropriate footwear are necessary. The Moulin car park is free and accessible at all hours.
Loch Tummel - north shore
Get directions ↗The B8019 west of Pitlochry runs along the north shore of Loch Tummel through the Tay Forest Park. Several forestry pull-ins between Tummel Bridge and the Allean car park give south-facing views across the loch toward the wooded south shore, and north-facing views up the hillside into open forest. The Allean forest trail gives access to higher ground with a broader sky at Bortle Class 2. Queen's View on the south shore is better known; the north shore road is quieter and the pull-ins are less frequently used. Allow 20 minutes from Pitlochry via the B8019 rather than the A9 route through Killiecrankie.
Glen Garry - Dalnaspidal
Get directions ↗Dalnaspidal sits at the head of Glen Garry on the A9 at 460 m, the highest point on the main road to Inverness. The wide-open moorland at the watershed has no settlement within 20 km and the sky is unobstructed in all directions. The layby beside Loch Garry gives a north-facing view over the water with the Drumochter Pass hills behind. Bortle Class 2 throughout the upper glen. The A9 layby is accessible year-round and is large enough for several vehicles. This is the darkest easily accessible position within 35 minutes of Pitlochry, and the altitude adds further to the sky quality.
Best time to see the northern lights in Pitlochry
Pitlochry's aurora season runs from late September through to March, when nights are long enough for truly dark skies. The equinox months, September and March, bring a natural boost in geomagnetic activity, making them statistically the best of the season. Summer months bring too much twilight for aurora to be visible at this latitude.
Activity peaks around the September and March equinoxes, when Earth's magnetic field geometry is most favourable for coupling with the solar wind. Events during these two windows tend to produce the strongest displays of the year for observers at Pitlochry's latitude.
April through August brings persistent astronomical twilight that washes out aurora completely. Even strong events (Kp 6+) remain invisible during this period because the sky never gets dark enough.
Related pages
Northern Lights Scotland Tonight
Scotland-wide aurora forecast.
Northern Lights Perth Tonight
Perth - 40 km south, slightly higher Kp threshold, same A9 corridor.
Northern Lights Aviemore Tonight
Aviemore - 50 km north, Cairngorm plateau dark sky, same Kp threshold.
Northern Lights Stirling Tonight
Stirling - 65 km south, Highland gateway, higher Kp threshold.
What Is the Kp Index?
How the Kp scale determines aurora visibility at your latitude.
Common questions
Aurora in Pitlochry - Loch Tummel, Ben Vrackie, Kp threshold, and comparison to Perth.