[Ips-dhfpr] SWS Daily HF Prop Report - 16 May 19 issued 2340 UT on 16 May 2019
rwc
rwc at ips.gov.au
Fri May 17 09:40:57 EST 2019
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/16 MAY 2019 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (16 MAY)
Date T index Conditions
16 May 2 Normal
Flares: none.
MUFs:
Cocos Island Region:
Near predicted monthly values during local day.
Enhanced by 25% during local night.
Enhanced by 20% after local dawn.
Niue Island Region:
Enhanced by 30% during local day.
Enhanced by 80% during local night.
Northern Australian Region:
Near predicted monthly values during local day.
Enhanced by 40% during local night.
Southern Australian Region:
Mostly near predicted monthly values.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Enhanced by 15% over the UT day.
PCA Event : No event.
Monthly T index:
Month T index
Apr 1
May -12
Jun -12
2. FORECAST (17 MAY - 19 MAY)
Date T index Conditions MUFs
17 May -5 Normal Near predicted monthly values
18 May -10 Normal Near predicted monthly values
19 May -5 Normal Near predicted monthly values
COMMENT: SWS HF Communications Warning 6 was issued on 15 May
and is current for 15-17 May. Maximum usable frequencies (MUFs)
ranged from near predicted monthly values to moderately enhanced
levels during the last 24 hours in the Aus/NZ regions. Minor
to moderate MUF depressions and degradations in HF conditions
may be expected for the next two UT days (17 to 18 May) in the
Southern Australian and Antarctic region in response to the recent
increase in geomagnetic activity.
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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
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Haymarket NSW 1240 AUSTRALIA FTP: ftp://ftp-out.sws.bom.gov.au
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