Category: Weather

Negretti & Zambra Barograph & Thermograph Instructions
Barographs, Barometers in Action, Weather | October 1, 2018
Negretti & Zambra Barograph & Thermograph Instructions
An original Negretti & Zambra leaflet c1910 with directions for setting up self-recording barometers (barographs), thermometers (thermographs), etc
A Moment of Calm in This Hectic World...
Barometers in Action, Weather | April 12, 2018
A Moment of Calm in This Hectic World…
Mark has recently enhanced his test equipment and is now able to film barometers under pressurised conditions. This short clip shows the unusual Casella pocket barometer, made for the Royal Geographical Society c1930, replicating the effect of descending from 25,000ft…
Weather Forecasting, the Negretti & Zambra Way!
Weather | September 16, 2017
Weather Forecasting, the Negretti & Zambra Way!
A number of years before the BBC started to broadcast shipping forecasts and weather reports in November 1922, Negretti & Zambra patented the ‘weather forecaster’ to allow both professionals and the man in the street to forecast the weather with…
Storm Aileen, 12-13 September 2017
Weather | September 13, 2017
Storm Aileen, 12-13 September 2017
After a period of very settled weather, Storm Aileen heralded the start of Autumn as she passed over last night, peaking at 2.41am, if the extremely strong gust that blew open one of the closed bedroom windows was anything to…
Operation Weather Rescue: Ben Nevis
Weather | September 10, 2017
Operation Weather Rescue: Ben Nevis
The BBC recently highlighted the project to digitise the metrological measurements taken at an observatory atop Ben Nevis between 1883 and 1904 so that the readings can be used by modern researchers. The article can be read here. Perfect for…
Storm Doris, 23 February 2017
Weather | March 1, 2017
Storm Doris, 23 February 2017
One of the benefits of sharing the Vavasseur Antiques office with several beautiful barographs is being able to watch weather patterns being recorded in real-time. The downward trend in pressure followed by the sharp upturn as Storm Doris passed over…