[Ips-dhfpr] SWS Daily HF Prop Report - 16 December 17 issued 2330 UT on 16 Dec 2017 [SEC=UNCLASSIFIED]
Regional Warning Centre
rwc at ips.gov.au
Sun Dec 17 10:30:39 EST 2017
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/16 DECEMBER 2017 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (16 DECEMBER)
Date T index Conditions
16 Dec -12 Normal
Flares: none.
MUFs:
Cocos Island Region:
No data available.
Niue Island Region:
Near predicted monthly values during local day.
Depressed by 25% during local night.
Northern Australian Region:
Near predicted monthly values during local day.
Depressed by 20% during local night.
Southern Australian Region:
Depressed by 15% during local day.
Near predicted monthly values during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
PCA Event : No event.
Monthly T index:
Month T index
Nov -5
Dec 4
Jan 4
2. FORECAST (17 DECEMBER - 19 DECEMBER)
Date T index Conditions MUFs
17 Dec 0 Normal Near predicted monthly values
18 Dec -20 Normal-fair Depressed 15%/near predicted
monthly values
19 Dec -30 Normal 15 to 20% below predicted monthly
values
COMMENT: Minor MUF depressions to near monthly predicted MUFs
were observed across Aus/NZ regions on UT day 16 December. Incidence
of Sporadic E blanketing were mostly confined to Southern Australian
regions. The outlook for today (17 Dec) is for the MUFs to remain
near monthly predicted levels. Depressed MUFs are expected on
18-19 Dec, post onset of disturbed periods anticipated to occur
from today (17 Dec) associated with the coronal hole.
----------------------------------------------------------
For an explanation of some of the terms in this report, go to
http://www.sws.bom.gov.au, and follow links to Educational->
Glossary on Solar Terrestrial Terms.
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
IMPORTANT: This e-mail, including any attachments, may contain,
confidential or copyright information. The views expressed in
this message are those of the individual sender, unless
specifically stated to be the views of SWS. If you are not
the intended recipient, please contact the sender immediately
and delete all copies of this e-mail and attachments.
To unsubscribe from an IPS mail list either send an email to
"MAIL_LIST"-leave at ips.gov.au or go to
http://www.sws.bom.gov.au/mailman/listinfo/"MAIL_LIST".
Information about training can be obtained from
http://www.sws.bom.gov.au/mailman/listinfo/ips-training.
General information is available from
http://www.sws.bom.gov.au/mailman/listinfo/ips-info.
More information about the ips-dhfpr
mailing list