Category: Sky
-
Seeing the Sun in a New Light
Innovative observations of the solar corona could improve space weather forecasts Using a NOAA telescope in a novel way, researchers from the Cooperative Institute for Research in Environmental Sciences (CIRES) working in NCEI captured the first-ever images of dynamics in the sun’s elusive middle corona. The observations, from the Solar Ultraviolet Imager (SUVI) on NOAA’s GOES-17 satellite,…
-
New “Destructive” Severe Thunderstorm Warning category to trigger Wireless Emergency Alerts on mobile phones
July 22, 2021 – Severe thunderstorms can be life-threatening, but not all severe storms are the same. Hazardous conditions range from tornadoes, large hail storms, and widespread straight-line winds called derechoes, to cloud-to-ground lightning and flash flooding. Starting August 2, the National Weather Service will better convey the severity and potential impacts from thunderstorm winds and…