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Sunday, March 20, 2016

March 21, 2016

BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA DAILY DISCUSSION AND CLIMATE SUMMARY SUNDAY, MARCH…

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BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA DAILY DISCUSSION AND CLIMATE SUMMARY SUNDAY, MARCH 20, 2016 ALL TIMES ARE IN EASTERN STANDARD TIME A DRY AND COLD START TO THE DAY AS TEMPERATURES STRUGGLE TO GET OUT OF THE LOW 30S AS CLOUDS BEGIN TO MOVE IN… SPRING EQUINOX OCCURRED AT 11:30 PM EST ON MARCH 19TH… The temperature dropped steadily through the night reaching a low of 23F early this morning. This minimum was five degrees colder than normal for the date. The dew point has dropped as well from near 30F on Friday to near 10F today. A nearly completely clear sky earlier this morning has been filled with multiple type of clouds on multiple levels in a very chaotic sky.   Visibility has been excellent near 70 miles all day. Today’s Observations: 7 A.M. Weather: Clear, Few Altocumulus SW, Few Cirrus W, Few Cumulus NNE-SE Offshore Temperature: 28F; Dew Point: 16F; Wind: N at 8 kts Sea-level pressure: 30.19 ins. Hg, rising Visibility: 70 miles 6-hr Max temp: 28F 6-hr Min temp: 23F 24-hr precip: 0.00 ins. BHO SA 1155 CLR 70 225/28/16/0308/019/ FEW AC SW FEW CI W FEW CU NNE-SE OFFSHR/ 8/185 51011 10028 20023 10 A.M. Weather: Clear, Few Stratocumulus NE-W distant, Few Cumulus overhead and NNW-NE Temperature: 34F; Dew Point: 18F; Wind: N at 12 kts, Sea-level pressure: 30.21 ins. Hg, rising Visibility: 70 miles BHO SA 1455 250 SCT 70 229/34/18/0712/021/ FEW SC NE-W DSNT FEW CU OVHD AND NNW-NE/ 8/805 51004 1 P.M. Weather: Scattered Cumulus, Broken Altocumulus, Broken Cirrocumulus Temperature: 34F; Dew Point: 20F; Wind: N at 10 kts, Sea-level pressure: 30.20 ins. Hg, steady then falling Visibility: 70 miles 6-hr Max temp: 34F 6-hr Min temp: 28F BHO SA 1755 40 SCT E120 BKN 250 BKN 70 227/34/20/0410/020/ SMALL BRUSH FIRE W OF STN CAUSING LGT SMK/ 8/159 58002 10034 20028 SUMMARY FOR SATURDAY, MARCH 19, 2016 TEMPERATURE (DEGREES F) MAX…..44   NORMAL…..45 MIN…..25   NORMAL…..27 MEAN….35   NORMAL…..36 DEPARTURE FROM 30-YEAR NORMAL…………………….-1 TOTAL DEPARTURE FOR THE MONTH…………………..+152 [+7.8 DEGREES/DAY] HEATING DEGREE DAYS (SEASON JUL TO JUN) TOTAL HEATING UNITS FOR YESTERDAY…………..30   DEPARTURE……….+1 TOTAL HEATING UNITS FOR THE MONTH………….446   DEPARTURE……..-152 TOTAL HEATING UNITS FOR THE SEASON………..4129   DEPARTURE…….-1037 TOTAL HEATING UNITS LAST SEASON TO DATE……5358   DIFFERENCE……-1229 PEAK GUST AND AVERAGE WIND SPEED (MPH) PEAK WIND GUST FOR YESTERDAY……………….25 NNW AT 11:31 P.M. ASOS……………………29 N   AT 11:32 P.M. DAVIS…………………..26 NNW AT 11:31 P.M. RMY 26 FASTEST MILE FOR YESTERDAY…………………17 NNW AT 11:33 P.M. MAXIMUM 2-MINUTE ASOS AVERAGE………………18 N   AT 11:33 P.M. MAXIMUM 2-MINUTE DAVIS AVERAGE……………..16 NNW AT 11:32 P.M. AVERAGE WIND SPEED AND DIRECTION………….10.6 NW ASOS………………….10.8 DAVIS…………………9.0 NW [316 Deg.] PRECIPITATION (INCHES) THROUGH THIS MORNING (EST) TOTAL PRECIPITATION 24 HRS ENDING 7 A.M….0.00  DEPARTURE……-0.19 ASOS…………..0.00 TOTAL PRECIPITATION FOR THE MONTH……….2.33  DEPARTURE……-1.00 ASOS…………..2.37 TOTAL PRECIPITATION FOR THE YEAR……….11.70  DEPARTURE……-0.05 ASOS………….12.33 SNOWFALL (INCHES) THROUGH THIS MORNING (EST) TOTAL SNOWFALL 24 HRS ENDING 7 A.M……….0.0  DEPARTURE…….-0.5 TOTAL SNOWFALL FOR THE MONTH…………….0.5  DEPARTURE…….-8.6 TOTAL SNOWFALL FOR THE SEASON…………..38.6  DEPARTURE……-18.0 PRELIMINARY CLIMATE SUMMARY FOR MARCH CALENDAR DAY DATA DATE: MAX/MIN/MEAN/DEP/PRECIP/SUN(MIN.)/SUN(%)/ PEAK GUST/ AERO/RMY GUST AERO: Aerovane wind recording system gust RMY:  R.M. Young wind gust recording system TSTM: Thunderstorm day (thunder heard some time during day) ….: Data not yet available, records not finalized 3/1   45/30/38/+7/0.00/0.0/602/89           54 W   AERO 60 W   RMY 53 3/2   52/21/37/+6/0.41/0.0/204/30           44 WNW AERP 47 NW  RMY 42 3/3   34/16/25/-7/0.00/0.0/641/94           30 WNW AERO 36 WNW RMY N/A 3/4   30/24/27/-5/…./…/000/00           32 N   AERO 38 N   RMY 34 3/5   35/20/28/-4/0.00/0.0/536/78           31 N   AERO 36 N   RMY N/A 3/6   40/25/33/+1/0.00/0.0/593/86           21 SSE AERO 21 SSE RMY N/A 3/7   49/29/39/+6/0.00/0.0/173/25           43 SSW AERO 48 SSW RMY 45 3/8   55/35/45/+12/0.00/0.0/647/93          23 S   AERO 24 S   RMY N/A 3/9   75/38/57/+24/0.00/0.0/594/85          32 S   AERO 36 S   RMY 33 3/10  64/50/57/+24/…./0.0/000/00          31 NNW AERO 38 NNW RMY 32 3/11  56/38/47/+13/T/0.0/331/47             28 NNW AERO 36 NNW RMY 29 3/12  58/31/45/+11/0.00/0.0/650/92          30 SW  AERO 33 SW  RMY 30 3/13  63/46/55/+21/0.00/0.0/…/..          32 NW  AERO 35 NW  RMY 30 3/14  46/36/41/+6/…./T/000/00             32 E   AERO 33 E   RMY N/A 3/15  45/39/42/+7/…./0.0/000/00           36 ENE AERO 38 ENE RMY 34 3/16  48/39/44/+9/…./0.0/…/..           25 E   AERO 28 E   RMY N/A 3/17  63/40/52/+16/…./0.0/…/..          44 NW  AERO 48 NW  RMY 45 3/18  51/33/42/+6/0.01/0.0/…/..           43 WNW AERO 45 WNW RMY 43 3/19  44/25/35/-1/0.00/0.0/…/..           25 NNW AERO 28 NNW RMY 26 3/20  low temp since midnight is 23F; normal now 28F DAILY RECORDS FOR MARCH 2016 ***3/9/16: NEW DAILY RECORD MAXIMUM TEMPERATURE OF 75F, BREAKS PREVIOUS RECORD OF 71F SET BACK IN 2000.*** ***3/10/16: NEW DAILY RECORD HIGH MINIMUM TEMPERATURE OF 50F, BREAKS PREVIOUS RECORD OF 42F SET AND TIED IN 1977, 2006*** DAILY EXTREMES Temperature and precipitation records back to 1885, and wind records back to 1940 (e = estimated): RECORDS FOR MARCH 20 HIGH 79 IN 1945 LOW 4 IN 1885 PRECIP 1.39 INS. IN 1957 SNOWFALL 11.4 INS. IN 1957 PEAK GUST 63 MPH SE IN 1975 RECORDS FOR MARCH 21 HIGH 81 IN 1921 LOW 2 IN 1885 PRECIP 2.67 INS. IN 1974 SNOWFALL 10.6 INS. IN 1958 PEAK GUST 72 MPH NE IN 1958 TODAY’S REPORT PREPARED BY: Robert Millette
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Blue Hill Observatory & Science Center · Legal

Data Use & Privacy Policy

Please read the full Policy before accessing Observatory data · Effective January 1, 2025

Notice: By accessing, downloading, or using any Blue Hill Observatory data or services, you unconditionally accept and agree to be bound by this Policy in its entirety. If you do not agree, you may not access or use Observatory data.
Effective January 1, 2025 · Milton, Massachusetts · bluehill.org
Part I — Data Use Policy
§ 01

Ownership and Proprietary Rights

All observational records, compiled datasets, metadata, database structures, and related materials provided by the Blue Hill Observatory & Science Center are the exclusive property of the Blue Hill Observatory & Science Center. The Observatory has maintained continuous weather observations at the summit of Great Blue Hill since 1885, and the entirety of that record — its compilation, structure, curation, and organization — constitutes a proprietary database protected under applicable United States law, including copyright law and common law database protections.

All rights not expressly granted in this Policy are reserved by the Observatory. No access to or use of Observatory data shall be construed as a waiver of any rights or as a license to use data beyond the scope expressly stated herein.

§ 02

Governing Law and Jurisdiction

This Policy shall be governed by and construed in accordance with the laws of the Commonwealth of Massachusetts, without regard to its conflict of law provisions. For interactions with international users, this Policy shall apply to the maximum extent permitted by applicable local law.

Any dispute arising from or related to this Policy shall be subject to the exclusive jurisdiction of the state and federal courts located in Norfolk County, Massachusetts. By accessing Observatory data, all users consent to personal jurisdiction in Massachusetts and waive any objection to the venue or inconvenience of such forum.

§ 03

Permitted Uses

Observatory data are made available for the following limited, non-commercial purposes only:

  • Personal study and analysis
  • Educational classroom use
  • Student projects
  • Non-commercial academic research
  • Publication of analyses, figures, models, or conclusions derived from the data, subject to the attribution requirements of Section 4

All other uses require prior written authorization from the Observatory.

§ 04

Attribution Requirement

Any use of Observatory data in any published, presented, or publicly distributed work must include the following verbatim acknowledgment:

“Data provided by the Blue Hill Observatory & Science Center, Milton, Massachusetts. Continuous weather observations since 1885.”

Failure to include proper attribution is a material violation of this Policy.

§ 05

Prohibited Uses

Unless explicitly authorized in writing, Users may not:

  • Resell, license, sublicense, or commercially exploit Observatory data in any form
  • Redistribute the dataset in whole or in part to any third party
  • Publish the dataset for download by third parties
  • Host, mirror, or archive the dataset on any external website, repository, or storage service
  • Upload the dataset to any public or institutional data repository
  • Provide the data through APIs, automated services, or subscription platforms
  • Incorporate the data into any commercial product, software, application, or service
  • Use the data for AI or machine learning systems intended for commercial use or external distribution
  • Use the data to create derivative datasets that enable reconstruction of the underlying observations
§ 06

Commercial Licensing

Organizations seeking to use Observatory data for commercial purposes must obtain a license prior to any such use. Licensing inquiries: data@bluehill.org.

§ 07

Automated Access

Automated scraping, bulk harvesting, or systematic downloading of Observatory data is strictly prohibited without prior written authorization.

§ 08

Enforcement and Remedies

Violation of this Policy may result in immediate revocation of data access, pursuit of legal remedies available under United States law, and referral to applicable authorities. The Observatory reserves all rights to seek injunctive relief, damages, and attorneys’ fees in connection with any unauthorized use of its data.

Part II — Privacy Policy
§ 09–10

Scope & Information Collected

This section governs the collection, use, storage, and disclosure of personal information from visitors to the Blue Hill Observatory website and users of its data services. The Observatory may collect contact information (name, email, organization) when voluntarily submitted, usage data including IP addresses and pages visited, and data download records.

§ 11–12

How We Use Information & Retention

Information is used solely for: responding to inquiries and licensing requests; monitoring and enforcing compliance with this Policy; improving website performance; and communicating Observatory news to opted-in users. The Observatory does not sell, rent, or share personal information with third parties for marketing purposes. Data access records may be retained indefinitely for compliance and enforcement purposes.

§ 13

International Users and Data Transfers

The Observatory is located in the United States. International users acknowledge their information will be processed in the United States under U.S. law. Users requiring specific data processing agreements under non-US law must contact data@bluehill.org before accessing data.

§ 14–16

Cookies, Security & Children’s Privacy

The Observatory website may use cookies for analytics and functionality. By continuing to use the site, users consent to cookie use. The Observatory implements reasonable measures to protect personal information but cannot guarantee absolute security. Observatory data services are not directed at children under 13.

Part III — General Provisions
§ 17–20

Modifications, Severability, Entire Agreement & Contact

The Observatory reserves the right to modify this Policy at any time. Updated versions will be posted at bluehill.org. Continued use of Observatory data following any modification constitutes acceptance of the revised Policy. This Policy constitutes the entire agreement between the User and the Observatory. Questions and licensing inquiries: Blue Hill Observatory & Science Center, Milton, Massachusetts — data@bluehill.org

By accessing, downloading, or using any Blue Hill Observatory data or services, you acknowledge that you have read, understood, and agree to be bound by this Policy.
Effective January 1, 2025 · Blue Hill Observatory & Science Center · Milton, Massachusetts
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