National Weather Service

Ocean Prediction Center

View full site – Return to mobile index

Alaska/Arctic Data & Forecasts

Maps and Charts

Analysis
- Latest Surface Analysis
  (04 Aug 2026 21:13 UTC | 294.8K)
- Latest SST/Ice Edge Analysis
  (04 Aug 2026 23:10 UTC | 1.3MB)

Icing Forecasts (Overland algorithm)
- 12-hr forecast
  (04 Aug 2026 16:17 UTC | 335.1K)
- 24-hr forecast
  (04 Aug 2026 16:17 UTC | 334.7K)
- 36-hr forecast
  (04 Aug 2026 16:17 UTC | 335.2K)
- 48-hr forecast
  (04 Aug 2026 16:16 UTC | 334.9K)
- 60-hr forecast
  (04 Aug 2026 16:16 UTC | 335.2K)
- 72-hr forecast
  (04 Aug 2026 16:16 UTC | 334.6K)

Icing Forecasts (Stallabrass algorithm)
- 12-hr forecast
  (04 Aug 2026 16:16 UTC | 335.1K)
- 24-hr forecast
  (04 Aug 2026 16:16 UTC | 336.1K)
- 36-hr forecast
  (04 Aug 2026 16:16 UTC | 335.2K)
- 48-hr forecast
  (04 Aug 2026 16:17 UTC | 334.6K)
- 60-hr forecast
  (04 Aug 2026 16:17 UTC | 336.0K)
- 72-hr forecast
  (04 Aug 2026 16:17 UTC | 334.9K)

Icing Forecasts (MINCOG algorithm)
- 12-hr forecast
  (04 Aug 2026 16:16 UTC | 335.8K)
- 24-hr forecast
  (04 Aug 2026 16:16 UTC | 335.1K)
- 36-hr forecast
  (04 Aug 2026 16:16 UTC | 336.1K)
- 48-hr forecast
  (04 Aug 2026 16:16 UTC | 335.3K)
- 60-hr forecast
  (04 Aug 2026 16:16 UTC | 335.8K)
- 72-hr forecast
  (04 Aug 2026 16:16 UTC | 335.2K)

Surface Forecasts
- 24-hr forecast
  (04 Aug 2026 17:32 UTC | 261.2K)
- 48-hr forecast
  (04 Aug 2026 17:56 UTC | 258.3K)
- 72-hr forecast
  (30 Jul 2026 15:24 UTC | 212.2K)
- 96-hr forecast
  (30 Jul 2026 15:23 UTC | 212.4K)

Wind & Wave Forecasts
- 24-hr forecast
  (04 Aug 2026 18:16 UTC | 260.9K)
- 48-hr forecast
  (04 Aug 2026 18:29 UTC | 262.0K)
- 72-hr forecast
  (04 Aug 2026 18:25 UTC | 255.6K)
- 96-hr forecast
  (04 Aug 2026 18:21 UTC | 255.5K)

Wave Period & Direction
- 24-hr forecast (color)
  (04 Aug 2026 17:15 UTC | 72.2K | 202.7K)
- 48-hr forecast (color)
  (04 Aug 2026 17:16 UTC | 71.3K | 204.2K)
- 72-hr forecast (color)
  (04 Aug 2026 17:16 UTC | 72.0K | 205.9K)
- 96-hr forecast (color)
  (04 Aug 2026 17:17 UTC | 73.1K | 208.3K)

GRTOFS Arctic Surface Current
- 24-hr forecast
  (04 Aug 2026 09:34 UTC | 1.8MB)
- 48-hr forecast
  (04 Aug 2026 09:59 UTC | 1.8MB)
- 72-hr forecast
  (04 Aug 2026 10:12 UTC | 1.8MB)
- 96-hr forecast
  (04 Aug 2026 15:15 UTC | 1.8MB)

GRTOFS Arctic Sea Surface Temperatures
- 24-hr forecast
  (04 Aug 2026 09:28 UTC | 1.5MB)
- 48-hr forecast
  (04 Aug 2026 09:53 UTC | 1.5MB)
- 72-hr forecast
  (04 Aug 2026 10:05 UTC | 1.5MB)
- 96-hr forecast
  (04 Aug 2026 15:13 UTC | 1.5MB)

This information is provided as a public service from:
Ocean Prediction Center
National Centers for Environmental Prediction
National Weather Service
National Oceanic and Atmospheric Administration
Department of Commerce

Disclaimer
Privacy
About the NWS

Feedback: Contact OPC

OPC on Facebook
OPC on X
OPC homepage: ocean.weather.gov
OPC mobile: ocean.weather.gov/mobile/