Storm Station

At a river or reservoir gauge

DCP network, identified by the register

Identifier
STYM3
Latitude
42.35560 N
Longitude
71.26560 W
Elevation
-
Listed
Automatically, on 332 reports in 165 hours over the last seven days
Rank
323of 513 in Massachusetts, Oct 4
Air temperature
51.1F
High so far today
51.1F
Low so far today
47.7F

On the radar over Waltham - Stony Brook ResReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

At a river or reservoir gauge

Drawn as the kind of place it stands at. 12 instruments in Massachusetts stand at one.

Station charts

Waltham - Stony Brook Res Report

Rank 323 of 513 in Massachusetts, Oct 4. The 247 rank orders a state's stations by their 247 score out of 100: how reliably they report, how accurate their readings are against a reference station, how their readings pass their checks, and how they stand against the forecast.

247 score96.0of 100

  1. Reports receivedweight 3598.8332 of 336 scheduled reports received in 7 days
  2. Arrivalweight 1078.2half its reports arrived within 21 min
  3. Continuityweight 1085.9longest silence 2.4 h, on a schedule of one report every 30 min
  4. Accuracyweight 20100.0its temperature against the airport station KBED, 7.9 miles away, over 93 readings: typical difference 1.4 °F beyond a steady offset of +0.7 °F
  5. Instrument checksweight 15100.00 of 93 readings failed their check against its reference station
  6. Forecast checkweight 10--

The score is the weighted mean of its six parts, from the last 7 days. How a station is ranked sets out each part.

Rank
323of 513 in Massachusetts, Oct 4
Schedule
every 30 minon the hour's :10 and :40
Reports received, 24 hours
37 of 4877.0% of its schedule, 40 reports in all
Reports received, 7 days
323 of 33696.1% of its schedule, 345 reports in all
Days reported, 30 days
10 of 30
Longest silence, 7 days
4 hoursfrom Oct 3, 7:40 PM
Latest report
Oct 4, 8:40 AMlocal time
Time to reach Storm Station
21 min9 in 10 within 40 min
Against its reference, 30 days
+1.1 °Fwarmer than the airport station KBED, 7.9 miles away, on average over 100 readings; typical difference 2.2 °F; also compared with 1 other reference station

From Storm Station's own record of every report it heard from this station.

Against its reference: each temperature this station reports is compared with the nearest airport or climate reference station that reported within half an hour, up to 15 miles away. The figure is its reading less the reference's, on average, as both were reported; the typical difference is the root mean square. The difference in height is shown where both heights are known.

Its schedule is one report every 30 min, 48 in 24 hours. Two reports in the same 30 min count as one received.

Chart of the 513 ranked stations in Massachusetts on Oct 4 by the share of their scheduled reports received in Storm Station's own record, up to 7 days, in tenths: 0 to 9 per cent, 5; 10 to 19 per cent, 0; 20 to 29 per cent, 1; 30 to 39 per cent, 26; 40 to 49 per cent, 6; 50 to 59 per cent, 4; 60 to 69 per cent, 61; 70 to 79 per cent, 13; 80 to 89 per cent, 12; 90 to 99 per cent, 157; 100 per cent, 228. Waltham - Stony Brook Res received 98.8 per cent, 332 of 336 scheduled reports, rank 323 of 513.WHERE IT RANKS IN MASSACHUSETTS, Oct 4THIS ONE: 98.8%, 332 OF 336, RANK 323 OF 513PER CENT OF SCHEDULED REPORTS RECEIVEDIN STORM STATION'S OWN RECORD, UP TO 7 DAYS1101000 to 9510 to 1920 to 29130 to 392640 to 49650 to 59460 to 696170 to 791380 to 891290 to 99157100228STATIONS, LOG SCALE
Chart of Waltham - Stony Brook Res's rank in Massachusetts by how it reported, day by day, from 2026-09-26 to 2026-10-04: 2026-09-26 rank 114 of 197; 2026-09-27 rank 73 of 197; 2026-09-28 rank 138 of 234; 2026-09-29 rank 70 of 240; 2026-09-30 rank 128 of 242; 2026-10-01 rank 126 of 242; 2026-10-02 rank 251 of 491; 2026-10-03 rank 251 of 491; 2026-10-04 rank 323 of 513.ITS RANK IN MASSACHUSETTS, DAY BY DAYRANK, FIRST AT THE TOP1100200300400Sep 26Sep 28Sep 30Oct 2Oct 4
The ranking these charts were drawn from, as tables
Share of scheduled reports receivedStations
100%228
90 to 99%157
80 to 89%12
70 to 79%13
60 to 69%61
50 to 59%4
40 to 49%6
30 to 39%26
20 to 29%1
10 to 19%0
0 to 9%5
DayRankStations rankedShare received
Oct 4, 202632351398.8%
Oct 3, 202625149199.3%
Oct 2, 202625149199.3%
Oct 1, 202612624298.9%
Sep 30, 202612824299.5%
Sep 29, 202670240100.0%
Sep 28, 202613823499.2%
Sep 27, 202673197100.0%
Sep 26, 202611419797.8%
Temperature at Waltham - Stony Brook Res, temperature from 47.8 to 68.0, the latest 50.3, in degrees Fahrenheit.TEMPERATUREF4050607012 PM3 PM6 PM9 PMOct 43 AM6 AM9 AM
Reports received at Waltham - Stony Brook Res, reports from 0.0 to 9.0, the latest 0.0, in reports.REPORTS RECEIVEDreports02.557.51012 PM3 PM6 PM9 PMOct 43 AM6 AM9 AM
The readings these charts were drawn from, as a table
HourTemperature FReports
Sun 4, 8 AM50.36
Sun 4, 7 AM49.18
Sun 4, 6 AM47.88
Sun 4, 5 AM48.09
Sun 4, 4 AM48.27
Sun 4, 3 AM48.28
Sun 4, 2 AM49.18
Sun 4, 1 AM50.07
Sun 4, 12 AM50.95
Sat 3, 4 PM65.75
Sat 3, 3 PM66.45
Sat 3, 2 PM67.66
Sat 3, 1 PM68.06
Sat 3, 12 PM67.26
Sat 3, 11 AM65.66
Sat 3, 10 AM63.86
Temperature at Waltham - Stony Brook Res, temperature from 47.8 to 83.7, the latest 50.3, in degrees Fahrenheit.TEMPERATUREF405060708090Mon 28Tue 29Wed 30Thu 1Fri 2Sat 3Sun 4
Reports received at Waltham - Stony Brook Res, reports from 0.0 to 9.0, the latest 0.0, in reports.REPORTS RECEIVEDreports02.557.510Mon 28Tue 29Wed 30Thu 1Fri 2Sat 3Sun 4
The readings these charts were drawn from, as a table
HourTemperature FReports
Sun 4, 8 AM50.36
Sun 4, 7 AM49.18
Sun 4, 6 AM47.88
Sun 4, 5 AM48.09
Sun 4, 4 AM48.27
Sun 4, 3 AM48.28
Sun 4, 2 AM49.18
Sun 4, 1 AM50.07
Sun 4, 12 AM50.95
Sat 3, 4 PM65.75
Sat 3, 3 PM66.45
Sat 3, 2 PM67.66
Sat 3, 1 PM68.06
Sat 3, 12 PM67.26
Sat 3, 11 AM65.66
Sat 3, 10 AM63.86
Sat 3, 9 AM61.76
Sat 3, 8 AM59.66
Sat 3, 7 AM58.16
Sat 3, 6 AM58.46
Sat 3, 5 AM59.86
Sat 3, 4 AM61.66
Sat 3, 3 AM62.96
Sat 3, 2 AM64.66
Sat 3, 1 AM66.26
Sat 3, 12 AM67.46
Fri 2, 11 PM68.96
Fri 2, 10 PM69.96
Fri 2, 9 PM70.96
Fri 2, 8 PM72.36
Fri 2, 7 PM73.76
Fri 2, 6 PM75.96
Fri 2, 5 PM77.36
Fri 2, 4 PM80.26
Fri 2, 3 PM83.36
Fri 2, 2 PM83.66
Fri 2, 1 PM83.76
Fri 2, 12 PM81.16
Fri 2, 11 AM79.06
Fri 2, 10 AM76.06
Fri 2, 9 AM73.26
Fri 2, 8 AM70.76
Fri 2, 7 AM68.86
Fri 2, 6 AM68.56
Fri 2, 5 AM68.76
Fri 2, 4 AM68.76
Fri 2, 3 AM68.06
Fri 2, 2 AM67.76
Fri 2, 1 AM67.46
Fri 2, 12 AM68.16
Thu 1, 11 PM68.96
Thu 1, 10 PM69.16
Thu 1, 9 PM69.16
Thu 1, 8 PM69.86
Thu 1, 7 PM70.46
Thu 1, 6 PM71.76
Thu 1, 5 PM72.76
Thu 1, 4 PM73.36
Thu 1, 3 PM72.76
Thu 1, 2 PM74.46
Thu 1, 1 PM75.66
Thu 1, 12 PM73.86
Thu 1, 11 AM69.76
Thu 1, 10 AM66.36
Thu 1, 9 AM63.26
Thu 1, 8 AM60.95
Thu 1, 7 AM58.75
Thu 1, 6 AM58.26
Thu 1, 5 AM58.06
Thu 1, 4 AM58.26
Thu 1, 3 AM58.16
Thu 1, 2 AM58.16
Thu 1, 1 AM58.76
Thu 1, 12 AM59.86
Wed 30, 11 PM60.31
Wed 30, 10 PM60.15
Wed 30, 9 PM60.76
Wed 30, 8 PM61.06
Wed 30, 7 PM63.76
Wed 30, 6 PM66.66
Wed 30, 5 PM69.16
Wed 30, 4 PM70.06
Wed 30, 3 PM69.16
Wed 30, 2 PM67.86
Wed 30, 1 PM65.96
Wed 30, 12 PM64.66
Wed 30, 11 AM62.96
Wed 30, 10 AM61.76
Wed 30, 9 AM60.96
Wed 30, 8 AM60.15
Wed 30, 7 AM59.86
Wed 30, 6 AM59.96
Wed 30, 5 AM60.06
Wed 30, 4 AM60.16
Wed 30, 3 AM60.16
Wed 30, 2 AM60.36
Wed 30, 1 AM60.66
Wed 30, 12 AM61.46
Tue 29, 11 PM61.56
Tue 29, 10 PM61.86
Tue 29, 9 PM62.06
Tue 29, 8 PM63.06
Tue 29, 7 PM63.46
Tue 29, 6 PM64.26
Tue 29, 5 PM65.26
Tue 29, 4 PM65.06
Tue 29, 3 PM65.16
Tue 29, 2 PM64.76
Tue 29, 1 PM63.76
Tue 29, 12 PM62.56
Tue 29, 11 AM62.16
Tue 29, 10 AM60.96
Tue 29, 9 AM59.26
Tue 29, 8 AM57.46
Tue 29, 7 AM56.66
Tue 29, 6 AM56.36
Tue 29, 5 AM56.26
Tue 29, 4 AM55.96
Tue 29, 3 AM55.76
Tue 29, 2 AM55.46
Tue 29, 1 AM55.46
Tue 29, 12 AM55.56
Mon 28, 11 PM55.86
Mon 28, 10 PM56.36
Mon 28, 9 PM56.66
Mon 28, 8 PM56.76
Mon 28, 7 PM56.76
Mon 28, 6 PM56.86
Mon 28, 5 PM56.86
Mon 28, 4 PM56.56
Mon 28, 3 PM56.56
Mon 28, 2 PM57.06
Mon 28, 1 PM57.16
Mon 28, 12 PM57.26
Mon 28, 11 AM57.56
Mon 28, 10 AM57.36
Mon 28, 9 AM56.96
Mon 28, 8 AM56.16
Mon 28, 7 AM55.96
Mon 28, 6 AM55.76
Mon 28, 5 AM55.96
Mon 28, 4 AM56.06
Mon 28, 3 AM56.16
Mon 28, 2 AM56.36
Mon 28, 1 AM56.56
Mon 28, 12 AM56.66
Sun 27, 11 PM56.96
Sun 27, 10 PM56.76
Sun 27, 9 PM56.76
Sun 27, 8 PM57.06
Sun 27, 7 PM57.16
Sun 27, 6 PM57.36
Sun 27, 5 PM57.66
Sun 27, 4 PM58.46
Sun 27, 3 PM59.56
Sun 27, 2 PM59.26
Sun 27, 1 PM58.46
Sun 27, 12 PM58.16
Sun 27, 11 AM57.66
Sun 27, 10 AM57.26
High and Low at Waltham - Stony Brook Res, high from 51.1 to 84.2, the latest 51.1; low from 47.7 to 67.3, the latest 47.7, in degrees Fahrenheit.HIGH AND LOWF405060708090Sep 5Sep 10Sep 15Sep 20Sep 25Sep 30HIGHLOW
The readings these charts were drawn from, as a table
DayHigh FLow F
Oct 451.147.7
Oct 368.551.3
Oct 284.267.3
Oct 175.457.9
Sep 3070.959.4
Sep 2965.555.4
Sep 2857.655.8
Sep 2759.456.5
Sep 2661.055.6
Sep 2565.560.3

The whole record, Sep 25, 2026 to Oct 4, 2026, 10 days reported.

Temperature by month, the whole record at Waltham - Stony Brook Res, average high from 63.3 to 69.8, the latest 69.8; average low from 56.0 to 57.1, the latest 56.0; record high from 70.9 to 84.2, the latest 84.2; record low from 47.7 to 55.4, the latest 47.7, in degrees Fahrenheit.TEMPERATURE BY MONTH, THE WHOLE RECORDF405060708090JanFebMarAprMayJunJulAugSepOctNovDecAVERAGE HIGHAVERAGE LOWRECORD HIGHRECORD LOW
The readings these charts were drawn from, as a table
MonthAverage high FAverage low FRecord high FRecord low FAverage precipitation inStrongest gust mph
Jan------
Feb------
Mar------
Apr------
May------
Jun------
Jul------
Aug------
Sep63.357.170.9 2026-09-3055.4 2026-09-29--
Oct69.856.084.2 2026-10-0247.7 2026-10-04--
Nov------
Dec------

The instrumentWhat an instrument is FB-INS-001

What it seesMoon and tides FB-CLK-003Hurricane FB-EVT-043Nor'easter FB-EVT-066Flash flood FB-EVT-100Coastal flood FB-EVT-105

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