Category: Member Content

Snow – Saturday, February 6, 2016

Snow – Saturday, February 6, 2016

| February 19, 2016 | Reply

The photographs below were taken from the summit of Great Blue Hill on the morning of February 6, 2016. They show the wintry scene across eastern Massachusetts following the moderate snowfall the day before that brought 12.5 inches to the Observatory.  With little wind, the wet snow remained on many trees after the storm, which […]

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Sunrise – Saturday, January 2, 2016

Sunrise – Saturday, January 2, 2016

| January 7, 2016 | Reply

This photograph was taken at sunrise from the summit of Great Blue Hill shortly after 7 AM EST on January 2, 2016. The vertical beam of light is known as a sun pillar, which is caused by the refraction of sun light due to the vertical arrangement of hexagonal ice crystals.  The colors of the […]

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Great Atlantic Hurricane of 1944 – Blue Hill Observatory Data for September 1944

Great Atlantic Hurricane of 1944 – Blue Hill Observatory Data for September 1944

| September 15, 2015 | Reply

Blue Hill Observatory Cooperative Observer Meteorological Record for September 1944. This sheet includes weather details during the passage of the Great Atlantic Hurricane of 1944 over eastern New England just east of Great Blue Hill on the 14th-15th after it made landfall as a Category 1 hurricane on the south coast of Rhode Island very late on […]

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Cumulonimbus – Saturday, August 1, 2015

Cumulonimbus – Saturday, August 1, 2015

| August 29, 2015 | Reply

Below are several photographs taken from the summit of Great Blue Hill on the afternoon of August 1, 2015 showing the building cumulus that developed into thunderstorms over the area.  

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Record Snow – Saturday, February 14, 2015

Record Snow – Saturday, February 14, 2015

| February 28, 2015 | Reply

The photos below show the scene on the summit of Great Blue Hill on Saturday, February 14, 2015 in the middle of the snowiest month on record.    

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From rain to snow in a snap – Tuesday, November 12, 2013

From rain to snow in a snap – Tuesday, November 12, 2013

| November 12, 2013 | Reply

Rain mixed with a few slushy rain drops transitioned very quickly to all snow, as evidenced in the picture. The view is to the W from the summit tower at about 7:21 a.m. A wall of white slowly progressed southward, eventually enveloping the summit. The first measurable snowfall of the season occurred, with 0.2 inch […]

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Rain shower over Boston, Friday, November 8, 2013

Rain shower over Boston, Friday, November 8, 2013

| November 8, 2013 | Reply

A prime example of the small, isolated rain showers that developed this afternoon, November 8, 2013. Veils of precipitation and virga can be seen extending from the clouds. If you look very close, there is a very small partial rainbow towards the left hand side of the picture.

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October 29, 2013 smoke plume on east edge of Blue Hill Res.

October 29, 2013 smoke plume on east edge of Blue Hill Res.

| October 29, 2013 | Reply

An early morning brush fire just to the east of Chickataubut Hill on the morning of October 29, 2013, produced a smoke plume that rose just above Chickataubut Hill (just left of center in photo) and drifted southeastward.

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Colorful sunrise, Friday, October 4, 2013

Colorful sunrise, Friday, October 4, 2013

| October 4, 2013 | Reply

A colorful sunrise from atop the observatory tower.

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28th Anniversary of Hurricane Gloria

28th Anniversary of Hurricane Gloria

| September 27, 2013 | Reply

Hurricane Gloria bisected Long Island NY, making a second landfall in western CT on September 27, 1985 before traveling NNE into ME. A peak wind gust of 100 mph from the SSE was recorded at Blue Hill, along with 0.40 inch of rain. The hourly wind speed averaged over 40 mph for 8 consecutive hours, […]

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“Dirty” air over the Boston skyline September 20, 2013

“Dirty” air over the Boston skyline September 20, 2013

| September 20, 2013 | Reply

An morning temperature inversion, warm conditions, and calm to very light winds contributed to this phenomenon today.

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Evidence of temperature inversion this morning (Friday, Sept 20, 2013)

Evidence of temperature inversion this morning (Friday, Sept 20, 2013)

| September 20, 2013 | Reply

A temperature inversion was quite apparent this morning (Friday, September 20, 2013). Smoke/steam from a factory a few miles to the SW of the summit rose only a short vertical distance from the smoke stacks before spreading out horizontally within the thin layer of atmosphere (~ 100-200 ft. thick) below the temperature inversion. The smoke/steam […]

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Blue Hill Observatory Weather Data for September 1938

Blue Hill Observatory Weather Data for September 1938

| September 16, 2013 | Reply

Blue Hill Observatory Cooperative Observer Meteorological Record for September 1938.  This lists weather details for the day of the 1938 Hurricane landfall on the 21st, and it shows the extensive rainfall that was recorded in the days before the Hurricane.  

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Rain shower developing (9/13/2013)

Rain shower developing (9/13/2013)

| September 13, 2013 | Reply

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Meteorologist Bob Copeland on Hurricane Carol & Much More

Meteorologist Bob Copeland on Hurricane Carol & Much More

| August 31, 2013 | Reply

Bob Copeland got his start on TV when Don Kent was told (by his wife) to take a vacation. This is one of several stories Bob shares here. When hurricane Carol formed in 1954, he wanted to put his Hurricane Warning forecast in the Taunton Gazette, guess how they responded to his request?? Bob is […]

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