Category: Weather

via the ARRL: South Carolina Amateur Radio Volunteers Assist with Emergency Communication

Amateur Radio Emergency Service (ARES) volunteers from several South Carolina counties are pitching in to help support emergency communication, as the state deals with the aftereffects of Hurricane Florence. The storm, now a tropical depression, continues to generate heavy rainfall in the Carolinas. “Amateur Radio operators are far from ‘amateurs’ when it comes to providing […]

via the ARRL: FCC Grants ARRL Temporary Waiver Request to Permit PACTOR 4 Use in Hurricane Relief

The FCC has granted an ARRL request for a temporary waiver of Section 97.307(f) of the FCC’s Amateur Service rules to permit the use of PACTOR 4 digital mode for Amateur Radio communication within the continental US related to Hurricane Florence relief. The grant extends through Tuesday, September 18, and a formal order addressing the […]

via the ARRL: Hurricane Watch Net Stands Down after Nearly 40 Hours of Operation

The Hurricane Watch Net (HWN) has announced that it’s shutting down its activation for Hurricane Florence, now downgraded to a Tropical Storm but still “a formidable system that will affect the coastal states for days,” HWN Assistant Manager Stan Broadway, N8BHL, said. “Because the storm is moving inland, Amateur Radio activity will shift to the […]

via HACKADAY: Custom Split-Flap Display Is a Unique Way to Show the Weather

There’s little doubt about the charms of a split-flap display. Watching a display build up a clear, legible message by flipping cards can be mesmerizing, whether on a retro clock radio from the 70s or as part of a big arrival and departure display at an airport or train station. But a weather station with a […]

via the ARRL: Kerala, India, Flooding: Radio Amateurs Assist Rescue Operations

Radio amateurs in the flood-stricken Indian state of Kerala are helping with rescue operations there, in part by tracing stranded people through their last mobile phone locations and sharing information with officials. Most telecommunication services in Kerala remain down. Accounts vary, but some 120 hams — and perhaps as many as 300 — have been […]

via the ARRL: ARRL Headquarters Monitoring Progress of Hurricane Lane, Radio Gear Available to Deploy

[UPDATED: 2018-08-24 @ 1434 UTC]: ARRL Headquarters is in monitoring mode, as powerful Hurricane Lane — now a Category 3 storm — approaches Hawaii, ARRL Emergency Preparedness Manager Mike Corey, KI1U, said on Wednesday, and Ham Aid Amateur Radio equipment is available for deployment.  The storm already is causing catastrophic flooding on the Big Island of Hawaii. Corey […]

via the ARRL: Storm Takes Down Antennas at Memorial Ham Station on Swedish-Norwegian Border

The SJ9WL-LG5LG Morokulien memorial station on the border of Sweden and Norway is off the air after a large tree, brought down during a severe storm on August 10, caused extensive damage to the station’s antennas. According to one report, the station’s 100-foot tower was broken into pieces after the tree fell across three tower guys. That pulled […]

via the ARRL: Now-Hurricane Chris Poses Possible Threat to Nova Scotia and Newfoundland-Labrador

Radio Amateurs of Canada (RAC) has reiterated a call to Canadian radio amateurs to keep a close watch on Hurricane Chris. The storm was just upgraded from Tropical Storm to hurricane status and has gained considerable forward motion as it bears down on the Canadian Maritimes and Newfoundland-Labrador with winds of 155 kilometers per hour […]

Missouri tornado chaser wants his ashes launched into a twister

Jim “Mad Dog” Sellars, by his own account, lived quite a life in Springfield, Mo., as an ice cream dipper, butcher, reserve policeman who once protected Elvis Presley, a telephone lineman, a twice-divorced dad with “exes” he felt lucky to have loved and as a 6-foot-7 power-hitting softball player. But perhaps most notably, for 30 […]

via the ARRL: National Hurricane Center’s WX4NHC will be On the Air for Annual Station Test

WX4NHC, the Amateur Radio station at the National Hurricane Center (NHC) in Miami, will be on the air for the annual station test on Saturday, May 26, 1300 until 2100 UTC. This will be the station’s 38th year of public service at the NHC. The purpose of the annual event is to test Amateur Radio […]

How a Legendary Storm Chaser Changed the Face of Tornado Science

May 31, 2013 seemed like just another rainy spring day in El Reno, Oklahoma. The afternoon was hot, the air heavy with moisture. On the darkening horizon, thick clouds billowed in a promise of rain. But around 4 p.m. local time, the winds shifted slightly and the afternoon shower turned deadly. Two hours later, the […]

via HACKADAY: Build Your Own Antenna for Outdoor Monitoring with LoRa

LoRa and LPWANs (Low Power Wide Area Networks) are all the range (tee-hee!) in wireless these days. LoRa is a sub 1-GHz wireless technology using sophisticated signal processing and modulation techniques to achieve long-range communications. With that simplified introduction, [Omkar Joglekar] designed his own LoRa node used for outdoor sensor monitoring based on the HopeRF RFM95 LoRa […]

via the ARRL: Kenneth Graham, WX4KEG, Tapped as Next National Hurricane Center Director

The National Oceanographic and Atmospheric Administration (NOAA) has named Kenneth Graham, WX4KEG, to head the National Hurricane Center (NHC) in Miami. Preparations at the NHC continue ahead of the 2018 hurricane season, which begins on June 1. Graham will pick up the reins from Deputy/Acting Director Ed Rappaport on April 1. “It’s an honor and […]

via HACKADAY: An Introduction to Storm Detector Modules

Lightning storm detectors have been around for a surprisingly long time. The early designs consisted of a pair of metal bells and a pendulum. When there was a charge applied, for example by connecting one bell to the ground and the other to a lightning rod, the bells would ring when a lightning storm was close […]

via the ARRL: Radio Amateurs Pitch In to Help as “Hat Trick” of Major Coastal Storms Hit Northeast

Amateur Radio volunteers with WX1BOX at the National Weather Service in Taunton, Massachusetts, and various ARES groups had their hands full during March, as Mother Nature’s hat trick of nor’easters brought severe weather conditions and a lot of snow to the northeastern US. The storms caused the Cape Cod ARES team to extend activations for […]

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