[Ips-dhfpr] SWS Daily HF Prop Report - 29 January 17 issued 2348 UT on 29 Jan 2017 [SEC=UNCLASSIFIED]
rwc
rwc at ips.gov.au
Mon Jan 30 10:48:41 EST 2017
SUBJ: SWS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/29 JANUARY 2017 BY Space Weather Services
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (29 JANUARY)
Date T index Conditions
29 Jan 2 Normal-fair
Flares: none.
MUFs:
Cocos Island Region:
Enhanced by 15% during local day.
Near predicted monthly values during local night.
Niue Island Region:
Depressed by 15% during local day.
Near predicted monthly values during local night.
Northern Australian Region:
Near predicted monthly values during local day.
Depressed by 30% during local night.
Southern Australian Region:
Depressed by 20% 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
Dec 2
Jan 21
Feb 20
2. FORECAST (30 JANUARY - 01 FEBRUARY)
Date T index Conditions MUFs
30 Jan 5 Normal-fair Near predicted monthly values
31 Jan -10 Normal-fair 15 to 20% below predicted monthly
values
01 Feb -15 Normal-fair 15 to 20% below predicted monthly
values
COMMENT: SWS HF Communications Warning 12 was issued on 29 January
and is current for 29-30 Jan. Depressed MUFs observed for Northern
AUS and Southern AUS/NZ regions over the last 24 hours. Variable
ionospheric support for Equatorial regions and poor conditions
for Antarctic regions. Similar conditions are expected for the
next 24 hours. Chance of possible isolated enhancements as well
as MUF depressions of ~30% for Northern AUS and Southern AUS/NZ
regions and disturbed ionospheric support for Antarctic regions
from mid way through the UT day on 31Jan. Depressed MUFs for
low to mid latitude stations and disturbed ionospheric support
for high latitudes expected on 01Feb due to increased 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.
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