:Product: Geomagnetic Data 7day_AK.txt :Issued: 0033 UTC 14 Aug 2021 # # Prepared by the U.S. Dept. of Commerce, NOAA, Space Weather Prediction Center # Please send comments and suggestions to SWPC.Webmaster@noaa.gov # Updated every hour beginning at 0029 UTC. # Values shown as reported, SEC does not verify accuracy. # Missing Data: -1 # # Geomagnetic A and K indices from the U.S. Geological Survey Stations # # Geomagnetic # Dipole A ------------- 3 Hourly K Indices -------------- # Station Lat Long Index 00-03 03-06 06-09 09-12 12-15 15-18 18-21 21-24 #------------------------------------------------------------------------------- 2021 Aug 7 Boulder N49 W 42 10 2 3 2 3 3 2 2 2 Chambon-la-foret N-- E--- 18 3 2 2 2 3 3 3 2 College N65 W102 22 3 4 3 4 4 5 2 2 Fredericksburg N38 W 78 9 2 2 2 3 3 2 2 2 Kergulen Island S57 E130 -1 -1 -1 -1 -1 -1 -1 -1 -1 Learmonth S22 E114 -1 -1 -1 -1 -1 -1 -1 -1 -1 Planetary(estimated Ap) 11 3 3 2 3 3 2 2 2 Wingst N54 E 95 14 3 3 3 3 3 3 3 2 2021 Aug 8 Boulder N49 W 42 6 2 1 1 0 3 2 1 2 Chambon-la-foret N-- E--- 9 2 1 0 1 1 1 2 2 College N65 W102 4 2 1 0 0 3 1 1 0 Fredericksburg N38 W 78 6 2 1 1 1 3 2 1 2 Kergulen Island S57 E130 -1 -1 -1 -1 -1 -1 -1 -1 -1 Learmonth S22 E114 -1 -1 -1 -1 -1 -1 -1 -1 -1 Planetary(estimated Ap) 5 2 1 1 1 2 1 1 2 Wingst N54 E 95 6 3 1 1 1 2 2 2 2 2021 Aug 9 Boulder N49 W 42 5 0 1 3 2 2 2 1 0 Chambon-la-foret N-- E--- 8 2 1 1 1 1 1 1 1 College N65 W102 4 0 0 3 2 1 0 1 0 Fredericksburg N38 W 78 6 1 1 3 2 2 1 1 1 Kergulen Island S57 E130 -1 -1 -1 -1 -1 -1 -1 -1 -1 Learmonth S22 E114 -1 -1 -1 -1 -1 -1 -1 -1 -1 Planetary(estimated Ap) 5 1 1 2 2 1 0 1 1 Wingst N54 E 95 5 2 1 2 2 1 0 2 1 2021 Aug 10 Boulder N49 W 42 9 2 3 2 2 2 3 1 2 Chambon-la-foret N-- E--- 11 2 2 1 2 2 1 1 2 College N65 W102 8 2 2 1 0 4 2 2 1 Fredericksburg N38 W 78 9 2 2 1 2 4 1 2 2 Kergulen Island S57 E130 -1 -1 -1 -1 -1 -1 -1 -1 -1 Learmonth S22 E114 -1 -1 -1 -1 -1 -1 -1 -1 -1 Planetary(estimated Ap) 7 2 2 2 2 3 1 1 2 Wingst N54 E 95 9 2 2 2 2 3 2 2 3 2021 Aug 11 Boulder N49 W 42 8 2 3 3 2 2 2 1 1 Chambon-la-foret N-- E--- 6 2 2 2 1 1 1 1 0 College N65 W102 4 2 2 2 2 1 0 0 0 Fredericksburg N38 W 78 7 2 3 2 1 2 2 1 1 Kergulen Island S57 E130 -1 -1 -1 -1 -1 -1 -1 -1 -1 Learmonth S22 E114 -1 -1 -1 -1 -1 -1 -1 -1 -1 Planetary(estimated Ap) 6 3 2 2 1 1 1 1 1 Wingst N54 E 95 6 3 2 2 2 2 1 1 1 2021 Aug 12 Boulder N49 W 42 8 0 1 1 1 3 4 2 2 Chambon-la-foret N-- E--- 9 0 1 1 1 1 2 2 2 College N65 W102 1 0 1 0 0 0 1 0 1 Fredericksburg N38 W 78 6 0 1 1 2 3 2 1 2 Kergulen Island S57 E130 -1 -1 -1 -1 -1 -1 -1 -1 -1 Learmonth S22 E114 -1 -1 -1 -1 -1 -1 -1 -1 -1 Planetary(estimated Ap) 4 1 1 1 1 1 1 1 2 Wingst N54 E 95 6 1 1 1 1 2 2 3 2 2021 Aug 13 Boulder N49 W 42 10 2 2 3 3 3 3 1 1 Chambon-la-foret N-- E--- -1 1 1 -1 -1 -1 -1 -1 -1 College N65 W102 9 2 1 2 5 0 1 0 0 Fredericksburg N38 W 78 9 2 2 3 3 3 2 1 1 Kergulen Island S57 E130 -1 -1 -1 -1 -1 -1 -1 -1 -1 Learmonth S22 E114 -1 -1 -1 -1 -1 -1 -1 -1 -1 Planetary(estimated Ap) 6 2 2 2 3 1 1 1 1 Wingst N54 E 95 -1 -1 -1 -1 -1 -1 -1 -1 -1