Fog

2022 - 12 - 23

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Image courtesy of "EFF"

Lifting the Fog: 2022 in Review (EFF)

Earlier this year, a cross-team group of EFF technologists, researchers, activists, and lawyers broke the story of Fog Data Science, a secretive data broker ...

federal agencies, such as the [ IRS](https://www.vice.com/en/article/qj479d/irs-investigation-location-data-no-warrant-venntel), the [ DHS](https://www.dhs.gov/publication/venntel-contracts) and its subsidiaries [ ICE and CBP](https://www.vice.com/en/article/epdpdm/ice-dhs-fbi-location-data-venntel-apps), the [ DEA](https://www.vice.com/en/article/z3v3yy/dea-venntel-location-data), and the [ FBI](https://vault.fbi.gov/contract-with-venntel). [ disable Ad ID tracking on your phone](https://www.eff.org/deeplinks/2022/05/how-disable-ad-id-tracking-ios-and-android-and-why-you-should-do-it-now). This [violates](https://www.eff.org/deeplinks/2022/08/fog-data-science-puts-our-fourth-amendment-rights-sale) the Fourth Amendment. Read other articles about the fight for digital rights in 2022.](https://eff.org/2022-year-in-review) We also carefully [ researched and reverse engineered Fog's public-facing product](https://www.eff.org/deeplinks/2022/08/fog-revealed-guided-tour-how-cops-can-browse-your-location-data) in order to document how we believe it works, and uncovered several worrying and previously undocumented features in their code. Fog is merely repackaging data gathered and sold by other data brokers, who themselves often buy and rebundle the data from other brokers. [ Fog Data Science, a secretive data broker](https://www.eff.org/deeplinks/2022/08/inside-fog-data-science-secretive-company-selling-mass-surveillance-local-police) that sells cops access to huge quantities of people's precise location data. [ thousands of documents](https://www.documentcloud.org/projects/fog-data-science-public-209393/) from public records requests, slowly building up [ Fog's connections to dozens of police agencies](https://www.eff.org/deeplinks/2022/08/how-law-enforcement-around-country-buys-cell-phone-location-data-wholesale) and other data brokers. Although Fog’s sale of location data to state and local law enforcement is new, this shady business practice of commodifying our data is not. We explained that Fog “is mass surveillance, often with no judicial oversight, and flies in the face of Fourth Amendment protections against unreasonable search and seizure.” The result of this work has been promising. In addition to our [several deep-dives](https://www.eff.org/issues/location-data-brokers) into Fog and its product, we collaborated with Associated Press on a [ major article](https://apnews.com/article/technology-police-government-surveillance-d395409ef5a8c6c3f6cdab5b1d0e27ef) which led to further reporting from [ dozens](https://www.cbsnews.com/news/police-mass-surveillance-fog-reveal-tech-tool/) [ of](https://arstechnica.com/tech-policy/2022/09/cops-wanted-to-keep-mass-surveillance-app-secret-privacy-advocates-refused/) [ other](https://www.vice.com/en/article/v7v34a/fog-reveal-local-cops-phone-location-data-manual) [ press](https://www.nydailynews.com/opinion/ny-edit-surveillance-nypd-location-app-store-phone-tracking-eff-20220904-ooolmpfpsrau7ghu5mlgvt2zaa-story.html) [ outlets](https://www.theregister.com/2022/09/01/eff_fog_data_broker/), criticism from [ members of Congress](https://twitter.com/RonWyden/status/1565411491071008768), and [calls](https://www.eff.org/deeplinks/2022/09/members-congress-urge-ftc-investigate-fog-data-science) by others for the FTC to investigate.

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Image courtesy of "kqennewsradio.com"

DENSE FOG ADVISORY THROUGH 10:00 A.M. SATURDAY ... (kqennewsradio.com)

Drivers should slow down and allow for plenty of room between vehicles. Use low beams, make sure headlights are clean and don't use cruise control. Stay with ...

Drivers should slow down and allow for plenty of room between vehicles. Forecasters at the National Weather Service said dense fog with visibility of a quarter of a mile or less is expected. A Dense Fog Advisory is in effect through 10:00 a.m.

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Image courtesy of "NBC 7 San Diego"

Dense Fog Advisory Issued for San Diego County Coastal Areas (NBC 7 San Diego)

The National Weather Service of San Diego issued a dense fog advisory starting Friday to 6 a.m. Saturday for San Diego County's coastal areas.

Saturday for San Diego County's coastal areas, including Oceanside, Vista, Carlsbad, Encinitas, Chula Vista, National City and San Diego. The National Weather Service of San Diego issued a dense fog advisory starting at 5:26 p.m. The fog reduced visibility for the Carlsbad and Miramar areas to 1/4 mile; visibility at Imperial Beach was at 3/4 mile and 7 miles at the San Diego International Airport, according to the NWS.

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Image courtesy of "The Hindu BusinessLine"

Dense fog cover over Delhi, rail traffic affected (The Hindu BusinessLine)

A total of 14 trains were running late by 1.30 to 3.30 hours, railway officials said.

At 5:30 am, visibility was 100 metres at Palam and 200 metres at Safdarganj, two Delhi weather stations. An AQI between zero and 50 is considered "good", 51 and 100 "satisfactory", 101 and 200 "moderate", 201 and 300 "poor", 301 and 400 "very poor" and 401 and 500 "severe". Among other cities, it was 25 metres at Patiala (Punjab) and Ganganagar (Rajasthan), and 50 metres at Churu.

Unique mix of weather conditions blankets Bakersfield in fog (Yahoo News)

Dec. 24—A phenomenon particular to the Central Valley unfolded locally over the last week: early mornings and late nights with a soft blanket of fog ...

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Image courtesy of "Times of San Diego"

Evening Dense Fog Advisory for San Diego County Coast to Extend ... (Times of San Diego)

San Diego County coastal areas can expect heavy fog overnight to early Saturday morning, forecasters warned.

The conditions already had begun to hit in the early evening in some areas, including near San Diego International Airport, with visibility at seven miles, the NWS reported on Twitter. The advisory, which covers all of the coast – from Oceanside, Vista, Carlsbad, Encinitas and Del Mar in North County, through San Diego neighborhoods, including La Jolla, downtown, and Point Loma and down to Chula Vista, National City and Imperial Beach – predicts visibility of less than a half mile in dense fog through 6 a.m. San Diego County coastal areas saw heavy fog set in Friday and can expect it to continue through early Saturday morning, forecasters warned..

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Image courtesy of "The Statesman"

14 Delhi-bound trains running late due to fog - The Statesman (The Statesman)

At 5:30 am on Saturday, visibility was 100 metres at Palam and 200 metres at Safdarganj, two Delhi weather stations.

According to CPRO Northern Railway, the Puri-New Delhi Purushottam Express is late by 3:30 hours. At 5:30 am, visibility was 100 metres at Palam and 200 metres at Safdarganj, two Delhi weather stations. The Gaya-New Delhi Mahabodhi Express is running late by 1:30 hours.

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Image courtesy of "Crisis24"

Heavy fog causes flight disruptions at San Diego International ... (Crisis24)

Officials have reportedly grounded all departing flights and diverted several arriving flights to nearby airports, including Los Angeles (LAX), Ontario (ONT), ...

Heavy fog has prompted flight disruptions at San Diego International Airport (SAN), California, the evening of Dec. Flight delays and cancellations are likely to continue through at least early Dec. Officials have reportedly grounded all departing flights and diverted several arriving flights to nearby airports, including Los Angeles (LAX), Ontario (ONT), and San Bernardino (SBD).

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Image courtesy of "The Tribune"

Traffic hit as fog reduces visibility (The Tribune)

A shallow layer of fog engulfed parts of Delhi on Friday morning, reducing visibility to 500 metres, as the city recorded the season's coldest morning with ...

For Saturday, the weather office has predicted mainly clear skies and moderate fog in the morning. The Palam airport logged the lowest visibility level of 200 metres at 5.30 am. The fog disrupted road and rail traffic with a railways spokesperson saying 21 trains were running late by 1.30 to 4.30 hours. According to the IMD, very dense fog is when visibility is between zero and 50 metres, between 51 and 200 metres is dense fog, between 201 and 500 metres is moderate fog, and between 501 and 1,000 is shallow fog. Visibility dropped to 500 metres at the Safdarjung airport at 5.30 am, the IMD said. The Safdarjung Observatory, the primary weather station in the national capital, recorded the minimum temperature at 5.3 degrees Celsius, three notches below the season’s normal, according to the India Meteorological Department (IMD).

Dense fog cover over Delhi, cold wave in Ridge area (ThePrint)

New Delhi, Dec 24 (PTI) A dense layer of fog engulfed parts of the national capital Saturday morning reducing visibility to 100 metres, and affecting road ...

In the plains, the IMD declares a cold wave if the minimum temperature dips to 4 degrees Celsius. When the minimum temperature is less than or equal to 10 degrees Celsius and the maximum temperature is at least 4.5 degrees Celsius below the normal, it is said to be a ‘cold day’. At 5:30 am, visibility was 100 metres at Palam and 200 metres at Safdarganj, two Delhi weather stations. A “severe” cold wave is when the minimum temperature dips to two degrees Celsius or the departure from normal is more than 6.4 degrees Celsius. A cold wave is also expected when the minimum temperature is 10 degrees Celsius or below and is 4.5 notches below normal. The Safdarjung Observatory, the national capital’s primary weather station, recorded the minimum temperature at 5.4 degrees Celsius, three notches below normal, according to the India Meteorological Department (IMD).

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