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W4HM Daily HF Radio Wave Propagation Forecast #2018-231

Greetings to my fellow hamateur radio and SWL radio enthusiasts around the world. Welcome to my “not for profit” daily W4HM Daily HF Radio Wave Propagation Forecast. It’s the only daily global HF radio wave propagation forecast produced on the planet. I’m a retired heliophysicist, terrestrial meteorologist/climatologist, physical oceanographer and one of the few on the planet with advanced education …

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Propagation outlook from Boulder

:Product: Weekly Highlights and Forecasts :Issued: 2018 Aug 20 0445 UTC # Prepared by the US Dept. of Commerce, NOAA, Space Weather Prediction Center # Product description and SWPC contact on the Web # http://www.swpc.noaa.gov/weekly.html # # Weekly Highlights and Forecasts # Highlights of Solar and Geomagnetic Activity 13 – 19 August 2018 Solar activity was very low. Two small …

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W4HM Daily HF Radio Wave Propagation Forecast #2018-230

Greetings to my fellow hamateur radio and SWL radio enthusiasts around the world. Welcome to my “not for profit” daily W4HM Daily HF Radio Wave Propagation Forecast. It’s the only daily global HF radio wave propagation forecast produced on the planet. I’m a retired heliophysicist, terrestrial meteorologist/climatologist, physical oceanographer and one of the few on the planet with advanced education …

Read More »

W4HM Daily HF Radio Wave Propagation Forecast #2018-229

Greetings to my fellow hamateur radio and SWL radio enthusiasts around the world. Welcome to my “not for profit” daily W4HM Daily HF Radio Wave Propagation Forecast. It’s the only daily global HF radio wave propagation forecast produced on the planet. I’m a retired heliophysicist, terrestrial meteorologist/climatologist, physical oceanographer and one of the few on the planet with advanced education and …

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The K7RA Solar Update

Australia’s Space Weather Services issued a Geomagnetic Disturbance Warning at 0022 UTC on August 16. “Geomagnetic activity is expected to be at Quiet to Active levels due to coronal hole effects. A period of significant southward Bz component could produce isolated Minor Storm levels.” What is the Bz component? It is a component of the interplanetary magnetic field, or IMF. …

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W4HM Daily HF Radio Wave Propagation Forecast #2018-228

Greetings to my fellow hamateur radio and SWL radio enthusiasts around the world. Welcome to my “not for profit” daily W4HM Daily HF Radio Wave Propagation Forecast. It’s the only daily global HF radio wave propagation forecast produced on the planet. I’m a retired heliophysicist, terrestrial meteorologist/climatologist, physical oceanographer and one of the few on the planet with advanced education …

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Propagation News – 19 August 2018

Matter from a solar coronal hole sent the K-index to four on two occasions last week. This adversely affected the ionosphere and on Thursday morning the maximum usable frequency over 3,000 kilometres was struggling to get much above 10MHz. Earlier in the week conditions had been much better. In fact, there were signs we are now moving towards more equinox-like …

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W4HM Daily HF Radio Wave Propagation Forecast #2018-228

Greetings to my fellow hamateur radio and SWL radio enthusiasts around the world. Welcome to my “not for profit” daily W4HM Daily HF Radio Wave Propagation Forecast. It’s the only daily global HF radio wave propagation forecast produced on the planet. I’m a retired heliophysicist, terrestrial meteorologist/climatologist, physical oceanographer and one of the few on the planet with advanced education …

Read More »

W4HM Daily HF Radio Wave Propagation Forecast #2018-226

Greetings to my fellow hamateur radio and SWL radio enthusiasts around the world. Welcome to my “not for profit” daily W4HM Daily HF Radio Wave Propagation Forecast. It’s the only daily global HF radio wave propagation forecast produced on the planet. I’m a retired heliophysicist, terrestrial meteorologist/climatologist, physical oceanographer and one of the few on the planet with advanced education …

Read More »

W4HM Daily HF Radio Wave Propagation Forecast #2018-225

Greetings to my fellow hamateur radio and SWL radio enthusiasts around the world. Welcome to my “not for profit” daily W4HM Daily HF Radio Wave Propagation Forecast. It’s the only daily global HF radio wave propagation forecast produced on the planet. I’m a retired heliophysicist, terrestrial meteorologist/climatologist, physical oceanographer and one of the few on the planet with advanced education …

Read More »

Propagation outlook from Boulder

:Product: Weekly Highlights and Forecasts :Issued: 2018 Aug 13 0125 UTC # Prepared by the US Dept. of Commerce, NOAA, Space Weather Prediction Center # Product description and SWPC contact on the Web # http://www.swpc.noaa.gov/weekly.html # # Weekly Highlights and Forecasts # Highlights of Solar and Geomagnetic Activity 06 – 12 August 2018 Solar activity was very low throughout the …

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W4HM Daily HF Radio Wave Propagation Forecast #2018-224

Greetings to my fellow hamateur radio and SWL radio enthusiasts around the world. Welcome to my “not for profit” daily W4HM Daily HF Radio Wave Propagation Forecast. It’s the only daily global HF radio wave propagation forecast produced on the planet. I’m a retired heliophysicist, terrestrial meteorologist/climatologist, physical oceanographer and one of the few on the planet with advanced education …

Read More »
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