[NZ4O Spaceweather] NZ4O Condensed HF Frequency Radiowave Propagation Forecast #2011-11
Thomas F. Giella NZ4O
solarcycle24 at tampabay.rr.com
Thu Mar 10 12:05:25 PST 2011
The NZ4O Condensed HF Frequency Radiowave Propagation Forecast #2011-11 has
been published at 0000 UTC on Friday 03/11/2011, valid 0000 UTC Saturday
03/12/2011 through 2359 UTC Friday 03/18/2011.
For a more in depth HF/6M frequency radiowave propagation go to section #3A
and 4 of the NZ4O HF/6M Radiowave Propagation Forecast at
http://www.solarcycle24.org .
FORECASTED GLOBAL HF CONDITIONS-
Low Latitude- Normal
Mid Latitude- Normal
High Latitude- Normal
NORTHERN HEMISPHERE 80, 60, 40, 30, 20, 17, 15 METERS-
East -> West To 2000 Mi/3200 km- Good
West -> East To 2000 Mi/3200 km- Good
North -> South To 2000 Mi/3200 km- Good
South -> North To 2000 Mi/3200 km- Good
SOUTHERN HEMISPHERE 80, 60, 40, 30, 20, 17, 15 METERS-
East -> West To 2000 Mi/3200 km- Good
West -> East To 2000 Mi/3200 km- Good
South -> North To 2000 Mi/3200 km- Good
North -> South To 2000 Mi/3200 km- Good
NORTHERN HEMISPHERE 12, 10 METERS-
East -> West To 2000 Mi/3200 km- Fair To Good
West -> East To 2000 Mi/3200 km- Fair To Good
North -> South To 2000 Mi/3200 km- Fair To Good
South -> North To 2000 Mi/3200 km- Fair To Good
SOUTHERN HEMISPHERE 12, 10 METERS-
East -> West To 2000 Mi/3200 km- Fair To Good
West -> East To 2000 Mi/3200 km- Fair To Good
South -> North To 2000 Mi/3200 km- Fair To Good
North -> South To 2000 Mi/3200 km- Fair To Good
HF Propagation Forecast Scale-
Excellent
S9+1 Or Better
Good
S7-S9
Fair
S4-S6
Poor
S1-S3
None
S0
HF propagation conditions at greater than of 2000 mi/3200 km in the northern
hemisphere will be good on 80, 60, 40, 30, 20, 17, 15 meters, fair to good
on 12, 10 meters.
HF propagation conditions at greater than 2000 mi/3200 km in the southern
hemisphere will be good on 80, 60, 40, 30, 20, 17, 15 meters, fair to good
on 12, 10 meters.
HF Propagation Forecast Scale-
Excellent
S9+1 Or Better
Good
S7-S9
Fair
S4-S6
Poor
S1-S3
None
S0
HF Radiowave Propagation Similarities-
Ham Radio 80 meters = Shortwave Broadcast 90, 75 meters
Ham Radio 60 meters = Shortwave Broadcast 60 meters
Ham Radio 40 meters = Shortwave Broadcast 49, 41 meters
Ham Radio 30 meters = Shortwave Broadcast 31, 25 meters
Ham Radio 20 meters = Shortwave Broadcast 22, 19 meters
Ham Radio 17 meters = Shortwave Broadcast 16, 15 meters
Ham Radio 15 meters = Shortwave Broadcast 13 meters
Ham Radio 12, 10 meters = Shortwave Broadcast 11 meters
Standard Disclaimer-
Note! I use error prone RAW public domain data from the NOAA Space
Environment Center, as well as other U.S. government organizations, to
produce this radiowave propagation forecast. This data is gathered and made
public by the U.S. Government using taxpayer $$$, including mine.
However the HF/6M frequency propagation forecast that I produce from the RAW
public domain data is my personal intellectual property. Therefore this
radiowave propagation forecast contained herein is copyrighted © 1988-2011
by Thomas F. Giella, NZ4O. Reproduction of information contained herein is
not allowed without advance permission and then only as long as proper
credit is given.
Also space weather forecasting is still an inexact science. The forecasts
are not official but for hobby related purposes only and are subject to
human error and acts of God, therefore no guarantee or warranty implied.
73 & GUD DX,
Thomas F. Giella, NZ4O
Lakeland, FL, USA
spaceweather at tampabay dot rr dot com
NZ4O HF/6M Frequency Radiowave Propagation Email Reflector:
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http://www.wcflunatall.com/nz4o2.htm
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http://www.wcflunatall.com/nz4o4.htm
NZ4O 160 Meter Radio Propagation Theory Notes:
http://www.wcflunatall.com/nz4o5.htm
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http://www.wcflunatall.com/nz4o6.htm Harmful
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