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The K7RA Solar Update

ARRL News - 1 hour 29 min ago

Solar activity increased last week, making one of those occasional upticks on the way down from the peak of the solar cycle.

Average daily sunspot numbers increased from 43.3 to 74.7, and average daily solar flux increased by ten points to 91.9. Average planetary A index went from 9.4 to 11.3 and average mid-latitude A index went from 11.6 to 10.7.

At 0415 UTC on May 2 the Australian Space Foreca...

NWS-FWD Issues Hazardous Weather Outlook on Fri, 6 May 2016 04:04:00 CDT

Hazardous Weather Outlook - 9 hours 40 min ago
FLUS44 KFWD 060904 HWOFWD HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE FORT WORTH TX 404 AM CDT FRI MAY 6 2016 TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-071000- MONTAGUE-COOKE-GRAYSON-FANNIN-LAMAR-YOUNG-JACK-WISE-DENTON-COLLIN- HUNT-DELTA-HOPKINS-STEPHENS-PALO PINTO-PARKER-TARRANT-DALLAS- ROCKWALL-KAUFMAN-VAN ZANDT-RAINS-EASTLAND-ERATH-HOOD-SOMERVELL- JOHNSON-ELLIS-HENDERSON-COMANCHE-MILLS-HAMILTON-BOSQUE-HILL-NAVARRO- FREESTONE-ANDERSON-LAMPASAS-CORYELL-BELL-MCLENNAN-FALLS-LIMESTONE- LEON-MILAM-ROBERTSON- 404 AM CDT FRI MAY 6 2016 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH AND CENTRAL TEXAS. .DAY ONE...TODAY AND TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. THERE IS A CHANCE FOR THUNDERSTORMS ACROSS ALL OF NORTH AND CENTRAL TEXAS SUNDAY THROUGH THURSDAY. SOME STORMS SUNDAY AFTERNOON AND EVENING MAY BECOME SEVERE GENERALLY WEST OF A LINE FROM SHERMAN TO MINERAL WELLS TO GOLDTHWAITE. LARGE HAIL...DAMAGING WINDS...FREQUENT LIGHTING AND ISOLATED TORNADOES WILL ALL BE POSSIBLE. THUNDERSTORM CHANCES WILL INCREASE REGION WIDE SUNDAY NIGHT THROUGH MONDAY AS AN UPPER LEVEL LOW PRESSURE SYSTEM LIFTS TO THE CENTRAL PLAINS. A DRYLINE WILL ALSO MOVE ACROSS THE REGION MONDAY AND CONTINUE THE THE SEVERE WEATHER POTENTIAL...ESPECIALLY ALONG AND EAST OF INTERSTATE 35 IN THE AFTERNOON. DAMAGING WINDS...LARGE HAIL AND LOCALLY HEAVY RAINFALL WILL BE THE PRIMARY HAZARDS. HOWEVER...AN ISOLATED TORNADO CANNOT BE RULED OUT. THUNDERSTORM CHANCES WILL CONTINUE ACROSS THE ENTIRE REGION TUESDAY THROUGH THURSDAY. HOWEVER...DETAILS ABOUT THE THREATS ASSOCIATED WITH THESE STORMS IS NOT KNOWN AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. $$

NWS-FWD Issues Hazardous Weather Outlook on Thu, 5 May 2016 02:58:00 CDT

Hazardous Weather Outlook - Thu, 2016-05-05 14:58
FLUS44 KFWD 051958 HWOFWD HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE FORT WORTH TX 258 PM CDT THU MAY 5 2016 TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-061200- MONTAGUE-COOKE-GRAYSON-FANNIN-LAMAR-YOUNG-JACK-WISE-DENTON-COLLIN- HUNT-DELTA-HOPKINS-STEPHENS-PALO PINTO-PARKER-TARRANT-DALLAS- ROCKWALL-KAUFMAN-VAN ZANDT-RAINS-EASTLAND-ERATH-HOOD-SOMERVELL- JOHNSON-ELLIS-HENDERSON-COMANCHE-MILLS-HAMILTON-BOSQUE-HILL-NAVARRO- FREESTONE-ANDERSON-LAMPASAS-CORYELL-BELL-MCLENNAN-FALLS-LIMESTONE- LEON-MILAM-ROBERTSON- 258 PM CDT THU MAY 5 2016 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH AND CENTRAL TEXAS. .DAY ONE...TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. THUNDERSTORM CHANCES RETURN TO THE REGION ON SUNDAY AFTERNOON AND WILL CONTINUE THROUGH WEDNESDAY. AT THIS TIME...IT APPEARS THAT THE SEVERE WEATHER POTENTIAL IS HIGHEST ON SUNDAY AND MONDAY. FOR SUNDAY...A STRONG CAP SHOULD LIMIT THE AREAL COVERAGE AND CONFINE THE SEVERE WEATHER POTENTIAL TO THE AFTERNOON AND EVENING HOURS. IF THE CAP WEAKENS AND THE DRYLINE SLOWLY MOVES EASTWARD...A FEW STORMS MAY DEVELOP TO THE WEST OF HIGHWAY 281. THESE STORMS ARE EXPECTED TO BECOME SEVERE DUE TO THE PRESENCE OF ADEQUATE INSTABILITY AND WIND SHEAR. AT THIS TIME...THE MAIN HAZARDS ARE EXPECTED TO BE IN THE FORM OF FREQUENT CLOUD TO GROUND LIGHTNING...LARGE HAIL...AND DAMAGING WINDS. A TORNADO OR TWO CANNOT BE COMPLETELY RULED OUT HOWEVER. THE CHANCE FOR THUNDERSTORMS WILL CONTINUE SUNDAY NIGHT AND STORMS DURING THE OVERNIGHT PERIOD MAY ALSO BE SEVERE WITH A THREAT FOR LARGE HAIL AND DAMAGING WINDS. ADDITIONAL THUNDERSTORM DEVELOPMENT IS EXPECTED THROUGH THE DAY ON MONDAY AS A DRYLINE MOVES EASTWARD. SEVERE WEATHER WILL BE POSSIBLE...ESPECIALLY NEAR AND EAST OF THE INTERSTATE 35 CORRIDOR...WITH THE MAIN HAZARDS BEING CLOUD TO GROUND LIGHTNING...LARGE HAIL...DAMAGING WINDS AND A TORNADO OR TWO. IN ADDITION...THERE WILL BE A RISK FOR ISOLATED INSTANCES OF FLASH FLOODING DUE TO HEAVY RAIN. FOR TUESDAY AND WEDNESDAY...THE THREAT FOR STRONG TO SEVERE THUNDERSTORMS DURING THIS TIME FRAME MAY CONTINUE BUT THE DETAILS REMAIN UNCLEAR AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. $$ JLDUNN

The Doctor Will See You Now!

ARRL News - Thu, 2016-05-05 11:05

“Open Wire Feed Lines” is the focus of the current (May 5) episode of the “ARRL The Doctor is In” podcast. Listen…and learn!

Sponsored by DX Engineering, “ARRL The Doctor is In” is an informative discussion of all things technical. Listen on your computer, tablet, or smartphone -- whenever and wherever you like!

Every 2 weeks your host, QST Editor in Chief Steve Ford, WB8IMY, and the Doctor himse...

NWS-FWD Issues Hazardous Weather Outlook on Thu, 5 May 2016 03:36:00 CDT

Hazardous Weather Outlook - Thu, 2016-05-05 03:36
FLUS44 KFWD 050836 HWOFWD HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE FORT WORTH TX 336 AM CDT THU MAY 5 2016 TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-060845- MONTAGUE-COOKE-GRAYSON-FANNIN-LAMAR-YOUNG-JACK-WISE-DENTON-COLLIN- HUNT-DELTA-HOPKINS-STEPHENS-PALO PINTO-PARKER-TARRANT-DALLAS- ROCKWALL-KAUFMAN-VAN ZANDT-RAINS-EASTLAND-ERATH-HOOD-SOMERVELL- JOHNSON-ELLIS-HENDERSON-COMANCHE-MILLS-HAMILTON-BOSQUE-HILL-NAVARRO- FREESTONE-ANDERSON-LAMPASAS-CORYELL-BELL-MCLENNAN-FALLS-LIMESTONE- LEON-MILAM-ROBERTSON- 336 AM CDT THU MAY 5 2016 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH AND CENTRAL TEXAS. .DAY ONE...TODAY AND TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED DURING THIS TIME FRAME. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. THUNDERSTORM CHANCES RETURN TO THE REGION ON SUNDAY AFTERNOON AND WILL CONTINUE THROUGH WEDNESDAY. AT THIS TIME...IT APPEARS THAT THE SEVERE WEATHER POTENTIAL IS HIGHEST ON SUNDAY AND MONDAY. FOR SUNDAY...A STRONG CAP SHOULD LIMIT THE AREAL COVERAGE AND CONFINE THE SEVERE WEATHER POTENTIAL TO THE AFTERNOON AND EVENING HOURS. AS THE CAP WEAKENS AND THE DRYLINE SLOWLY MOVES EASTWARD...A FEW STORMS MAY DEVELOP TO THE WEST OF HIGHWAY 281. THESE STORMS ARE EXPECTED TO BECOME SEVERE DUE TO THE PRESENCE OF ADEQUATE INSTABILITY AND WIND SHEAR. AT THIS TIME...THE MAIN HAZARDS ARE EXPECTED TO BE IN THE FORM OF FREQUENT CLOUD TO GROUND LIGHTNING...LARGE HAIL...AND DAMAGING WINDS. A TORNADO OR TWO CANNOT BE COMPLETELY RULED OUT HOWEVER. FOR MONDAY...ADDITIONAL THUNDERSTORM DEVELOPMENT IS EXPECTED THROUGH THE DAY ON MONDAY AS A DRYLINE MIXES EASTWARD. SEVERE WEATHER WILL BE POSSIBLE...ESPECIALLY NEAR AND EAST OF THE INTERSTATE 35 CORRIDOR...WITH THE MAIN HAZARDS BEING CLOUD TO GROUND LIGHTNING...LARGE HAIL...DAMAGING WINDS AND A TORNADO OR TWO. IN ADDITION...THERE WILL BE A RISK FOR ISOLATED INSTANCES OF FLASH FLOODING DUE TO HEAVY RAIN. FOR TUESDAY AND WEDNESDAY...THE THREAT FOR STRONG TO SEVERE THUNDERSTORMS DURING THIS TIME FRAME MAY CONTINUE BUT THE DETAILS REMAIN UNCLEAR AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED DURING THIS TIME FRAME. $$ BAIN

Digital Storage Oscilloscopes for Ham Radio Now Available

ARRL News - Wed, 2016-05-04 17:14

ARRL’s newest e-book is Digital Storage Oscilloscopes for Ham Radio, by Eric Nichols, KL7AJ. This rapidly developing instrument is finding its way into the Amateur Radio station in many useful and interesting ways.

“Recent developments in technology have brought the price of this marvelous class of instruments into the range of every radio amateur’s budget,” Nichols said. “A limitless variety of...

NWS-FWD Issues Hazardous Weather Outlook on Wed, 4 May 2016 04:07:00 CDT

Hazardous Weather Outlook - Wed, 2016-05-04 16:07
FLUS44 KFWD 042107 HWOFWD HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE FORT WORTH TX 407 PM CDT WED MAY 4 2016 TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-051200- MONTAGUE-COOKE-GRAYSON-FANNIN-LAMAR-YOUNG-JACK-WISE-DENTON-COLLIN- HUNT-DELTA-HOPKINS-STEPHENS-PALO PINTO-PARKER-TARRANT-DALLAS- ROCKWALL-KAUFMAN-VAN ZANDT-RAINS-EASTLAND-ERATH-HOOD-SOMERVELL- JOHNSON-ELLIS-HENDERSON-COMANCHE-MILLS-HAMILTON-BOSQUE-HILL-NAVARRO- FREESTONE-ANDERSON-LAMPASAS-CORYELL-BELL-MCLENNAN-FALLS-LIMESTONE- LEON-MILAM-ROBERTSON- 407 PM CDT WED MAY 4 2016 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH AND CENTRAL TEXAS. .DAY ONE...TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. THERE WILL BE A CHANCE FOR SEVERE THUNDERSTORMS ACROSS THE REGION SUNDAY AND MONDAY. ON SUNDAY...A DRYLINE WILL SHARPEN TO THE WEST OF THE US 281 CORRIDOR. ISOLATED TO SCATTERED THUNDERSTORMS WILL FORM ALONG THE DRYLINE...GIVING THE POTENTIAL FOR SEVERE THUNDERSTORMS. ON MONDAY...THE POTENTIAL FOR STRONG TO SEVERE THUNDERSTORMS WILL EXIST ACROSS ALL OF NORTH AND CENTRAL TEXAS AS THE DRYLINE PUSHES EAST. NUMEROUS LIGHTNING STRIKES AND LARGE HAIL WILL BE THE MAIN RISKS FROM SEVERE THUNDERSTORMS...BUT DAMAGING WINDS AND AN ISOLATED TORNADO WILL ALSO BE POSSIBLE. ON MONDAY...THERE WILL BE A RISK OF LOCALIZED FLASH FLOODING FROM LOCALLY HEAVY RAINFALL...ESPECIALLY TO THE EAST OF I35/I35E. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. $$ FOX

ARRL Contest Advisory Committee Conducting Youth in Amateur Radiosport Survey

ARRL News - Wed, 2016-05-04 13:39

The ARRL Contest Advisory Committee (CAC) has been looking into how to attract more youngsters and youth into Amateur Radio contesting, and it has invited all hams, and especially young people, whether or not they’re already radio amateurs, to take the Youth in Amateur Radiosport Survey.

“Please spread the word about the survey among your ham friends and local radio and contest clubs,” said CAC ...

Support ARRL as You Shop for Mom

ARRL News - Wed, 2016-05-04 11:16

Mother's Day is Sunday, May 8. If you’re looking for the perfect gift, we invite you to shop at AmazonSmile and choose American Radio Relay League Inc. (ARRL) as your charity of choice.

With every purchase you make at AmazonSmile, Amazon will make a contribution to ARRL. This helps the League to extend its reach in public service, advocacy, education, technology, and membership. Get Mom somethin...

NWS-FWD Issues Hazardous Weather Outlook on Wed, 4 May 2016 03:46:00 CDT

Hazardous Weather Outlook - Wed, 2016-05-04 03:47
FLUS44 KFWD 040846 HWOFWD HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE FORT WORTH TX 346 AM CDT WED MAY 4 2016 TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-050900- MONTAGUE-COOKE-GRAYSON-FANNIN-LAMAR-YOUNG-JACK-WISE-DENTON-COLLIN- HUNT-DELTA-HOPKINS-STEPHENS-PALO PINTO-PARKER-TARRANT-DALLAS- ROCKWALL-KAUFMAN-VAN ZANDT-RAINS-EASTLAND-ERATH-HOOD-SOMERVELL- JOHNSON-ELLIS-HENDERSON-COMANCHE-MILLS-HAMILTON-BOSQUE-HILL-NAVARRO- FREESTONE-ANDERSON-LAMPASAS-CORYELL-BELL-MCLENNAN-FALLS-LIMESTONE- LEON-MILAM-ROBERTSON- 346 AM CDT WED MAY 4 2016 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH AND CENTRAL TEXAS. .DAY ONE...TODAY AND TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED DURING THIS TIME FRAME. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. THERE WILL BE A LOW THUNDERSTORM POTENTIAL LATE SATURDAY INTO EARLY SUNDAY. SEVERE WEATHER IS NOT EXPECTED DURING THIS TIME FRAME. WHILE COVERAGE IS EXPECTED TO REMAIN LOW...THE BETTER CHANCES FOR THUNDERSTORMS WILL OCCUR LATE SUNDAY AFTERNOON INTO SUNDAY EVENING AS A DRYLINE SHARPENS AND SLOWLY PROGRESSES TO THE EAST. ADEQUATE AMOUNTS OF INSTABILITY AND WIND SHEAR WILL SUPPORT A SEVERE WEATHER RISK...ESPECIALLY FOR AREAS ALONG AND WEST OF THE HIGHWAY 281 CORRIDOR. THE THREAT FOR STRONG TO SEVERE THUNDERSTORMS WILL CONTINUE MONDAY AND TUESDAY OF NEXT WEEK. INDIVIDUALS ACROSS NORTH AND CENTRAL TEXAS ARE ENCOURAGED TO CHECK FOR UPDATES TO THE FORECAST AS MORE DETAILS ON TIMING AND LOCATION OF POTENTIAL SEVERE WEATHER BECOME AVAILABLE. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. $$ BAIN

New West Coast mission investigates ocean acidification threat

NOAA News Releases - Tue, 2016-05-03 23:00
Tomorrow, NOAA scientists will steam out of San Diego harbor to lead the most extensive effort to understand changing ocean chemistry on the West Coast and its impact on economically and culturally important fish and shellfish.

NWS-FWD Issues Hazardous Weather Outlook on Tue, 3 May 2016 10:26:00 CDT

Hazardous Weather Outlook - Tue, 2016-05-03 22:26
FLUS44 KFWD 040326 HWOFWD HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE FORT WORTH TX 1026 PM CDT TUE MAY 3 2016 TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-050330- MONTAGUE-COOKE-GRAYSON-FANNIN-LAMAR-YOUNG-JACK-WISE-DENTON-COLLIN- HUNT-DELTA-HOPKINS-STEPHENS-PALO PINTO-PARKER-TARRANT-DALLAS- ROCKWALL-KAUFMAN-VAN ZANDT-RAINS-EASTLAND-ERATH-HOOD-SOMERVELL- JOHNSON-ELLIS-HENDERSON-COMANCHE-MILLS-HAMILTON-BOSQUE-HILL-NAVARRO- FREESTONE-ANDERSON-LAMPASAS-CORYELL-BELL-MCLENNAN-FALLS-LIMESTONE- LEON-MILAM-ROBERTSON- 1026 PM CDT TUE MAY 3 2016 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH AND CENTRAL TEXAS. .DAY ONE...TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. RAIN CHANCES RETURN SATURDAY NIGHT THROUGH MONDAY AS THE NEXT UPPER LEVEL LOW AFFECTS THE PLAINS AND THE DRYLINE RETURNS TO PARTS OF THE REGION. SPECIFIC DETAILS REGARDING THE TIMING AND LOCATION OF THUNDERSTORMS ARE NOT CLEAR BUT IT DOES APPEAR STRONG TO SEVERE THUNDERSTORMS WILL BE POSSIBLE DURING THIS TIME FRAME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. $$ 58

FCC Action Anticipated on ARRL’s “Symbol Rate” Petition for Rule Making

ARRL News - Tue, 2016-05-03 18:58

The FCC has put “on circulation” its decision on the ARRL’s Petition for Rule Making (RM-11708), seeking to change the Amateur Service Part 97 rules to delete the symbol rate limit in §97.307(f) and replace it with a maximum bandwidth for data emissions of 2.8 kHz on amateur frequencies below 29.7 MHz. Proceedings on circulation are pending action by the full Commission, although there is a cur...

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