LWCA Logo    LWCA Solar Activity Page   Animated Sun

WWV Geophysical Alert Message - NOAA Space Weather Prediction Center


Issued: 2015 Feb 27 1810 UTC

Solar-terrestrial indices for 26 February follow.
Solar flux 111 and estimated planetary A-index 5.
The estimated planetary K-index at 1800 UTC on 27 February was 1.

No space weather storms were observed for the past 24 hours.

No space weather storms are predicted for the next 24 hours.

NOAA updates this message every 3 hours; more often for alerts. If it appears incomplete or outdated, click here for alternate version.

    3-Day Forecast - Text Alert System Terminology    

NOAA's Space Weather pages are currently undergoing changes and the old links don't work.
Some of the new pages are still buggy, however. We will link to them once they are finished.

Grayline and MUF World Map Updates every 5 minutes; also shows x-ray absorption contours when applicable.

Lightning Tracker Recent electrical storm info from Vaisala.

The Solar Terrestrial Activity Report from Jan Alvestad; valuable propagation resource with solar flux, sunspot number, planetary A index, CMEs and coronal holes.

SpaceWeather.com tracks daily events on the Sun, the solar wind, meteor rates, NASA forecasts, and other astronomical phenomena.

 

 

 

5908 visits since last reset 1 January 2014.

potrzebie