2020 April Monthly Report
Highlights
- The April temperatures were 4º to 8ºf higher than average from the Aleutian islands along the Bering sea coast to Alaska's arctic and the North Slope.
- Utqiaġvik set a new daily record for the lowest minimum temperature of -20°F on April 29th. This is the first record cold low set in Utqiaġvik since December 2007.
- Snowpack is above normal in the Interior, Western Alaska, Southeast Alaska and the Susitna basin. The snowpack across the Tanana basin exceeds 2.5 the normal value.
- Late spring snowfall contributed to 400% of the normal precipitation amount from the north slope to parts of Alaska's interior. The West Coast received two to three times the normal precipitation
- Flood hazards are significant due to river ice breakup.
- A record-breaking arctic ozone hole disappeared again during April. The hole reached its maximum mid-march and grew to cover an area about three times the size of Greenland before shrinking.