[ips-sf] SWS Summary Forecast for 21 January - issued 2322UT/20-Jan-2018 [SEC=UNCLASSIFIED]

rwc rwc at ips.gov.au
Sun Jan 21 10:22:35 EST 2018

Solar activity was very low today (UT day 20 January). Very low levels
of solar activity may be expected for the next three days (21 to 23
January). Geomagnetic activity increased to unsettled levels today.
Nearly similar levels of geomagnetic activity, with some possibility
of isolated active periods, may be expected on 21 and 23 January.
Activity is expected to lower down to mostly quiet to unsettled levels
on 22 January. Mostly normal HF conditions were observed today with
some periods of minor MUF depressions in low latitude regions. Periods
of Sporadic E blanketing were also evident. Expected enhancements in
geomagnetic activity and continued very low levels of solar activity
may result in minor to significant MUF depressions on 21 and 23
January. HF conditions may be more normal on 22 January.

Space Weather Services              email: asfc at bom.gov.au
Bureau of Meteorology
PO Box 1386                         WWW: http://www.sws.bom.gov.au
Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp-out.sws.bom.gov.au
tel: +61 2 9213 8010                fax: +61 2 9213 8060 

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