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Geomagnetic storms may cause summer northern lights in Metro Vancouver

Just because it's warm outside doesn't mean Mother Nature's dancing lights will hide.

Metro Vancouverites may be treated to an awe-inspiring, colourful manifestation in the heavens as the skies clear following a wet weekend. 

The National Oceanic and Atmospheric Administration (NOAA)'s Space Weather Prediction Center has issued G1 (Minor) Geomagnetic storm warnings for Monday, Aug. 18, and Tuesday,  Aug. 19.

The University of Alaska Fairbanks (UAF) says it expects high aurora activity overnight Monday, with displays possible "overhead from locations such as Yellowknife to Iqaluit, Juneau to Edmonton, and Winnipeg to Thunder Bay. The northern lights may also be visible low on the horizon from Seattle to Chicago, and from Cleveland to Boston and Halifax (see slide two).

The university's online aurora monitor map shows what regions the aurora's green glow will likely reach and other areas where it is less likely. Additionally, there is a brief description below the map of the aurora activity on that particular day. You can switch to other days to see the forecast, too.

Metro Vancouver's weather forecast looks clear for viewing the aurora borealis 

The Metro Vancouver weather forecast includes a few clouds overnight Monday, but conditions may improve the following day for sky-watchers. V.I.A.'s Downtown Centre Weatherhood station shows a high of 23 C and a low of 16 C with a mix of sun and cloud overnight. Tuesday's forecast looks largely similar, although temperatures may be slightly cooler. 

The UAF calls for "active" auroral displays on Tuesday, or less productive than on Monday. Displays are still possible overhead in the aforementioned locations, although some areas may not see them low on the horizon. For instance, Seattle may miss a viewing, as the green glow is expected to extend to Vancouver (see slide three),

Sometimes we are treated to quite the show in the region; locals captured some incredible aurora borealis photos this August.


Stay up-to-date with hyperlocal weather forecasts across 50 neighbourhoods in the Lower Mainland with Weatherhood.