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Saturday, September 14, 2013

September 14, 2013

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

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BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA DAILY DISCUSSION AND CLIMATE SUMMARY SATURDAY, SEPTEMBER 14, 2013 ALL TIMES ARE IN EASTERN STANDARD TIME MOSTLY CLOUDY AND COOL TODAY It has been a mostly cloudy day on the summit today, with numerous stratocumulus clouds limiting sunshine, especially early this afternoon. The air has certainly had a fall-like feel to it today, with a cool morning low of 54F and temperatures only rising to 65F so far today thanks to the limited sunshine and a cool WNW breeze, which has averaged about 10mph so far today. The air has also been much drier today, with dew points only running in the low-mid 50s, after four days of dew point values mostly in the 60s and low 70s.  Visibility has been good today, averaging about 70 miles.  The barometric pressure has been rising today after it fell below 29.00 inches at station level yesterday for the first time since July 24. Showers and thunderstorms Thursday and Friday brought a total of 0.64 inches of rain, with 0.47 inches falling on Thursday and an additional 0.17 inches yesterday.  The monthly total is now right at 3.50 inches, close to two inches above normal. Today’s Observations: 7 A.M. Weather: Broken stratocumulus, altocumulus castellanus NNE-E, altocumulus lenticularis NW-NE Temperature: 56F; Dew Point: 52F; Wind: NW at 9 kts Sea-level pressure: 29.88 ins. Hg, rising then rising more slowly Visibility: 70 miles 24-hr precip: 0.05 inch 6-hr min. temp: 54F BHO SA 1155 E30 70 BKN 70 117/56/52/3109/988/ ACC NNE-E ACSL NW-NE/ 8/580/ 51020 MANUAL 70005 ASOS 70006 10057 20054 10 A.M. Weather: Broken stratocumulus (two levels), few moderate tops E-SE. few cumulus distant N Temperature: 63F; Dew Point: 53F; Wind: NW at 6 kts, Wind: Direction variable WNW-N Sea-level pressure: 29.91 ins. Hg, rising then rising more rapidly Visibility: 70 miles, light distant haze BHO SA 1455 E30 BKN 40 BKN 70 130/63/53/3206/991/ FEW MDT TOPS E-SE FEW CU DSNT N LGT DSNT HZ WND 29V36/ 8/500 53013 1 P.M. Weather: Overcast stratocumulus, few breaks in overcast E Temperature: 63F; Dew Point: 53F; Wind: WNW at 8 kts, Wind: Direction variable WSW-NNW Sea-level pressure: 29.93 ins. Hg, rising then rising more slowly Visibility: 70 miles, light distant haze 6-hr max. temp: 65F BHO SA 1755 E30 OVC 70 136/63/53/2908/993/ FEW BINOVC E LGT DSNT HZ WND 25V34/ 8/500 51006 10065 20056 WEATHER SUMMARY FOR FRIDAY, SEPTEMBER 13, 2013 TEMPERATURE (DEGREES F) MAX…..79     NORMAL…..73 MIN…..58     NORMAL…..56 MEAN….69     NORMAL…..64 DEPARTURE FROM 30-YEAR NORMAL………………….+5 TOTAL DEPARTURE FOR THE MONTH………………….+14 [+0.89 DEGREE/DAY] COOLING DEGREE DAYS (SEASON JAN TO DEC) TOTAL COOLING UNITS FOR YESTERDAY…………..4   DEPARTURE………+2 TOTAL COOLING UNITS FOR THE MONTH………….54   DEPARTURE……..+15 TOTAL COOLING UNITS FOR THE SEASON………..694   DEPARTURE…….+118 TOTAL COOLING UNITS LAST SEASON TO DATE……759   DIFFERENCE…….-65 PEAK GUST AND AVERAGE WIND SPEED (MPH) PEAK WIND GUST FOR YESTERDAY………………24 NNW AT  6:29 P.M. AERO…………………..25 NNW AT  4:25 P.M. ASOS…………………..25 NNW AT  6:31 P.M. DAVIS………………….22 NW  AT  4:25 P.M. RMY 23 FASTEST MILE FOR YESTERDAY………………..18 NNW AT  4:27 P.M. MAXIMUM 2-MINUTE ASOS AVERAGE……………..17 NNW AT  6:32 P.M. MAXIMUM 2-MINUTE DAVIS AVERAGE…………….15 NNW AT  6:32 P.M. AVERAGE WIND SPEED AND DIRECTION………….7.5 NNW ASOS………………….6.9 DAVIS…………………6.3 WNW [295 degrees] PRECIPITATION (INCHES) THROUGH THIS MORNING (EST) TOTAL PRECIPITATION 24 HRS ENDING 7 A.M….0.05   DEPARTURE………….-0.08 ASOS…………..0.06 TOTAL PRECIPITATION FOR THE MONTH……….3.50   DEPARTURE………….+1.88 ASOS…………..3.62 TOTAL PRECIPITATION FOR THE YEAR……….41.51   DEPARTURE………….+4.87 ASOS…………..N/A* *ASOS malfunctioned during storm on 2/8-9, leading to erroneous totals PRELIMINARY CLIMATE SUMMARY FOR SEPTEMBER 2013 CALENDAR DAY DATA DATA REPORTED: DATE: MAX/MIN/MEAN/DEP/PRECIP/SUN(MIN.)/SUN(%)/ PEAK GUST/AERO GUST AERO: Aerovane wind recording system gust RMY:  RMY = R.M. Young wind gust recording system added 8/9/2011 TSTM: Thunderstorm day (thunder heard some time during day) ….: Data not yet available, records not finalized 9/1  76/67/72/+4/2.32/008/01         33 S   AERO 39 MPH S   RMY 38   TSTM 9/2  79/67/73/+5/0.43/056/07         30 SSE AERO 33 MPH SSE RMY N/A  TSTM 9/3  79/61/70/+3/0.00/219/28         28 S   AERO 29 MPH S   RMY 30   TSTM 9/4  78/57/68/+1/0.00/733/94         24 W   AERO 25 MPH W   RMY 25 9/5  66/51/59/-8/0.08/179/23         20 NNE AERO 20 MPH NNE RMY 21 9/6  68/46/57/-10/0.00/751/97        18 WSW AERO 17 MPH WSW RMY N/A 9/7  78/51/65/-1/0.00/594/77         20 WSW AERO 21 MPH WSW RMY 21 9/8  74/50/62/-4/0.00/646/84         31 NW  AERO 33 MPH NW  RMY 32 9/9  69/47/58/-8/T/529/69            23 SW  AERO 23 MPH SSW RMY N/A 9/10 73/56/65/0/0.03/007/01          30 S   AERO 32 MPH S   RMY 33 9/11 93/68/81/+14/0.00/654/86        25 SW  AERO 27 MPH SW  RMY N/A 9/12 85/66/76/+11/0.47/…/..        32 S   AERO 33 MPH S   RMY 34   TSTM 9/13 79/58/69/+5/0.17/…/..         24 NNW AERO 25 MPH NNW RMY 23 9/14 morning low temp: 54F; the normal low is now 55F DAILY RECORDS FOR SEPTEMBER 2013 9/1  – NEW DAILY RECORD MAXIMUM PRECIPITATION OF 2.32 INCHES; surpasses previous record of 1.60 inches set in 1927 9/11 – TIED DAILY RECORD MAXIMUM HIGH TEMPERATURE OF 93F; ties record of 93F set in 1983 DAILY EXTREMES Temperature and precipitation records back to 1885, and wind records back to 1940 (e = estimated): RECORDS FOR SEPTEMBER 14 HIGH 90F IN 1931 LOW 34F IN 1911 PRECIP 4.38 INCHES IN 1944 (Great Atlantic Hurricane in 1944) PEAK GUST 96e MPH E IN 1944 (Great Atlantic Hurricane in 1944) RECORDS FOR SEPTEMBER 15 HIGH 89F IN 1931 LOW 35F IN 1913 PRECIP 3.93 INCHES IN 1904 (Extra-tropical storm making landfall in New England on 9/15/1904 passing east of BHO and bringing a storm total of 4.11 inches 9/14-15/1904) PEAK GUST 65e MPH NW, WSW IN 1944 (In the wake of Great Atlantic Hurricane) TODAY’S REPORT PREPARED BY: Jonathan O’Brien
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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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