Solar wind
speed: 540.5 km/sec
density: 1.0 protons/cm3
explanation | more data
Updated: Today at 1436 UT
X-ray Solar Flares
6-hr max: C1 1127 UT Feb20
24-hr: C4 0509 UT Feb20
explanation | more data
Updated: Today at: 1400 UT
Daily Sun: 20 Feb 12
New sunspot AR1422 is rapidly growing rapidly and could soon pose a threat for M-class solar flares. Credit: SDO/HMI
Sunspot number: 69
What is the sunspot number?
Updated 19 Feb 2012
Spotless Days
Current Stretch: 0 days
2012 total: 0 days (0%)
2011 total: 2 days (<1%)
2010 total: 51 days (14%)
2009 total: 260 days (71%)
Since 2004: 821 days
Typical Solar Min: 486 days
Updated 19 Feb 2012
The Radio Sun
10.7 cm flux: 105 sfu
explanation | more data
Updated 19 Feb 2012
Current Auroral Oval:
Switch to: Europe, USA, New Zealand, Antarctica
Credit: NOAA/POES
Planetary K-index
Now: Kp= 3 quiet
24-hr max: Kp= 4 unsettled
explanation | more data
Interplanetary Mag. Field
Btotal: 3.7 nT
Bz: 2.0 nT north
explanation | more data
Updated: Today at 1437 UT
Coronal Holes: 19 Feb 12
Earth is inside a solar wind stream flowing from the indicated coronal hole. Credit: SDO/AIA.
SPACE WEATHER
NOAA Forecasts
Updated at: 2012 Feb 19 2200 UTC
Geomagnetic Storms:
Probabilities for significant disturbances in Earth's magnetic field are given for three activity levels: active, minor storm, severe storm
Updated at: 2012 Feb 19 2200 UTC
