NOAA / Space Weather Prediction Center

SWPC Space Weather Alerts
Home Alerts Archive Help

Geomagnetic and Solar Indices -- Updated Feb 15 1948 UTC
Geomagnetic Indices
Station February 14
3-hour K-indices		 A-index February 15
3-hour K-indices		 Running
A-index
  00-03 03-06 06-09 09-12 12-15 15-18 18-21 21-24   00-03 03-06 06-09 09-12 12-15 15-18 18-21 21-24  
Fredericksburg 3 3 3 3 2 2 2 1 11 0 1 2 1 1 1 * * 4
Boulder 3 3 3 4 3 2 2 1 13 0 2 2 1 1 2 * * 4
College 3 3 4 6 5 4 1 0 27 1 0 1 1 1 1 * * 2
Planetary 3 3 3 3 2 1 2 1 10 0 1 1 1 1 1 * * 4
Solar Radio Flux
Feb 15
Station / CMP		 245 410 610 1415 2695 4995 8800 15400
Learmonth / 0500 UTC 19 37 60 84 91 134 264 *
San Vito / 1200 UTC * * * 82 94 136 233 519
Sagamore Hill / 1700 UTC 41 49 59 * * * * *
Palehua / 2300 UTC * * * * * * * *
Penticton 10.7cm (2800 MHz) Morning     100 Noon     * Afternoon     *

CMP = Central Meridian Passage, time of measurement near local noon

Daily Solar Indices
  Penticton 10.7cm Solar Radio Flux (2800 MHz) GOES X-ray
  Morning 1800 UTC Noon 2000 UTC Afternoon 2200 UTC 90 Day Mean background flux
Feb 14 100 100 99 117 B1.7

  SWO Sunspot
Number		 Sunspot Area
10E-6 Hemis.		 New Regions Spotted Regions X-ray Events
C / M / X		 Optical Flares
S / 1 / 2 / 3 / 4		 Radio Bursts
10 cm tenflares		 Radio Sweeps
Type II / IV
Feb 15 59 220 2 5 0/0/0 1/0/0/0/0 0 0/0
Feb 14 25 200 0 2 1/0/0 0/0/0/0/0 0 0/0
Related online data
Daily Geomagnetic Indices last 30 days current quarter since 1994
Daily Solar Indices last 30 days current quarter since 1994
Available A and K indices last 2 days last 7 days last 2 years
Noon Solar Radio Flux Values last 2 days last 7 days last 45 days
Solar Event Reports Today or Yesterday last 60 days last 3 years
Radio Burst Event Reports last 45 days    

This page updates automatically every 5 minutes.

Return to Space Weather Alerts