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Aurora Forecast

Yellowknife, Northwest Territories

Tonight

CALM2011

Tuesday, September 2

MODERATE

Activity Level: 4.0/10
Early Aurora: 3.0/10
Overnight Aurora: 5.0/10
Peak Intensity: 5.5/10
Colour: Green
NOTE: Geomagnetic field conditions will
be quiet with unsettled periods overnight.
Peak activity is expected in the hours
before and after local midnight.
Real Time Information

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Current Magnetic Field

Status
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Other Data
Space Weather Now

NOAA 3-Day Forecast

Current Oval (OVATION)
AuroraMAX Live

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Activity Charts

CALM 2.5

MODERATE 3.5
MODERATE 4.5
ACTIVE 5.0

Long-Range Forecast

CALM2011

Wednesday, September 3

MODERATE

Activity Level: 3.5/10
Early Aurora: 3.0/10
Overnight Aurora: 4.0/10
Peak Intensity: 5.0/10
Colour: Green
CALM2011

Thursday, September 4

MODERATE

Activity Level: 3.0/10
Early Aurora: 2.5/10
Overnight Aurora: 4.5/10
Peak Intensity: 5.0/10
Colour: Green
CALM2011

Friday, September 5

MODERATE

Activity Level: 3.0/10
Early Aurora: 2.0/10
Overnight Aurora: 4.0/10
Peak Intensity: 5.0/10
Colour: Green
CALM2011

Saturday, September 6

MODERATE


Activity Level: 3.0/10
Early Aurora: 2.0/10
Overnight Aurora: 4.0/10
Peak Intensity: 5.0/10
Colour: Green
Astronomy North Society forecasts are updated daily before noon Mountain Time. This forecast of the geomagnetic conditions that cause auroras at 62° North latitude is developed using space weather data provided by the National Oceanic and Atmospheric Administration. Forecasts are adjusted as solar and magnetic field conditions change. This forecast also serves communities between 60º and 64º North latitude. Activity Level: The anticipated level of auroral activity above northern latitudes from dusk until dawn. Levels are categorized as: Calm (0.0-2.5), Moderate (3.0-4.5), Active (5.0-6.5), and Active Storm (6.5-10.0). Peak Intensity: Refers to anticipated brightness and motion during peak activity. Other Forecasts: NOAA / Canada / Yukon / Edmonton / Alaska