Storm Station

At a river or reservoir gauge

DCP network, identified by the register

Identifier
SHLM8
Latitude
48.42470 N
Longitude
111.89170 W
Elevation
-
Listed
Automatically, on 201 reports in 167 hours over the last seven days
Rank
604of 898 in Montana, Oct 4

On the radar over Marias River 6 S ShelbyReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

At a river or reservoir gauge

Drawn as the kind of place it stands at. 81 instruments in Montana stand at one.

Station charts

Marias River 6 S Shelby Report

Rank 604 of 898 in Montana, 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 score87.2of 100

  1. Reports receivedweight 3589.7201 of 224 scheduled reports received in 7 days
  2. Arrivalweight 1046.6half its reports arrived within 37 min
  3. Continuityweight 10100.0longest silence 2 h, on a schedule of one report every 45 min
  4. Accuracyweight 20--
  5. Instrument checksweight 15--
  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
604of 898 in Montana, Oct 4
Schedule
every 45 minon the hour's :15 and :30
Reports received, 24 hours
31 of 3296.8% of its schedule, 46 reports in all
Reports received, 7 days
203 of 22490.6% of its schedule, 279 reports in all
Days reported, 30 days
-
Longest silence, 7 days
2 hoursfrom Oct 2, 9:30 PM
Latest report
Oct 4, 5:30 AMlocal time
Time to reach Storm Station
37 min9 in 10 within 42 min

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

Its schedule is one report every 45 min, 32 in 24 hours. Two reports in the same 45 min count as one received.

Chart of the 898 ranked stations in Montana 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, 0; 10 to 19 per cent, 0; 20 to 29 per cent, 1; 30 to 39 per cent, 13; 40 to 49 per cent, 12; 50 to 59 per cent, 10; 60 to 69 per cent, 44; 70 to 79 per cent, 113; 80 to 89 per cent, 59; 90 to 99 per cent, 381; 100 per cent, 265. Marias River 6 S Shelby received 89.7 per cent, 201 of 224 scheduled reports, rank 604 of 898.WHERE IT RANKS IN MONTANA, Oct 4THIS ONE: 89.7%, 201 OF 224, RANK 604 OF 898PER CENT OF SCHEDULED REPORTS RECEIVEDIN STORM STATION'S OWN RECORD, UP TO 7 DAYS1101000 to 910 to 1920 to 29130 to 391340 to 491250 to 591060 to 694470 to 7911380 to 895990 to 99381100265STATIONS, LOG SCALE
Chart of Marias River 6 S Shelby's rank in Montana by how it reported, day by day, from 2026-09-26 to 2026-10-04: 2026-09-26 rank 549 of 702; 2026-09-27 rank 545 of 702; 2026-09-28 rank 600 of 768; 2026-09-29 rank 618 of 790; 2026-09-30 rank 618 of 799; 2026-10-01 rank 636 of 802; 2026-10-02 rank 650 of 889; 2026-10-03 rank 648 of 889; 2026-10-04 rank 604 of 898.ITS RANK IN MONTANA, DAY BY DAYRANK, FIRST AT THE TOP1200400600800Sep 26Sep 28Sep 30Oct 2Oct 4
The ranking these charts were drawn from, as tables
Share of scheduled reports receivedStations
100%265
90 to 99%381
80 to 89%59
70 to 79%113
60 to 69%44
50 to 59%10
40 to 49%12
30 to 39%13
20 to 29%1
10 to 19%0
0 to 9%0
DayRankStations rankedShare received
Oct 4, 202660489889.7%
Oct 3, 202664888989.5%
Oct 2, 202665088989.5%
Oct 1, 202663680290.0%
Sep 30, 202661879991.7%
Sep 29, 202661879092.0%
Sep 28, 202660076893.6%
Sep 27, 202654570291.9%
Sep 26, 202654970290.3%
Reports received at Marias River 6 S Shelby, reports from 0.0 to 4.0, the latest 0.0, in reports.REPORTS RECEIVEDreports012349 AM12 PM3 PM6 PM9 PMOct 43 AM6 AM
Reports received at Marias River 6 S Shelby, reports from 0.0 to 4.0, the latest 0.0, in reports.REPORTS RECEIVEDreports01234Mon 28Tue 29Wed 30Thu 1Fri 2Sat 3Sun 4
Average high and Average low at Marias River 6 S Shelby, average high from 25.8 to 88.7, the latest 88.5; average low from -4.5 to 52.8, the latest 26.8, in degrees Fahrenheit.AVERAGE HIGH AND AVERAGE LOWF-25025507510020222023202420252026FREEZINGAVERAGE HIGHAVERAGE LOW
Days reported at Marias River 6 S Shelby, days from 0.0 to 31.0, the latest 0.0, in days.DAYS REPORTEDdays010203120222023202420252026
The readings these charts were drawn from, as a table
MonthAverage high FAverage low FDays reported
Apr 202588.526.830
Apr 202455.733.117
Mar 202440.018.331
Feb 202435.713.329
Jan 202427.31.731
Dec 202347.818.631
Nov 202347.523.330
Oct 202358.129.731
Sep 202375.841.830
Aug 202385.950.731
Jul 202386.351.631
Jun 202376.547.130
May 202373.942.331
Apr 202356.126.830
Mar 202333.28.931
Feb 202339.511.028
Jan 202339.212.531
Dec 202225.8-4.531
Nov 202236.55.530
Oct 202265.433.831
Sep 202280.641.930
Aug 202288.752.631
Jul 202286.952.831
Jun 202274.544.130
May 202263.833.931
Apr 202250.622.030
Mar 202250.318.531
Feb 202240.55.628
Jan 202242.45.831
Dec 202131.4-0.131
Nov 202152.319.730
Average high and Average low at Marias River 6 S Shelby, average high from 9.9 to 91.2, the latest 88.5; average low from -19.2 to 53.0, the latest 26.8, in degrees Fahrenheit.AVERAGE HIGH AND AVERAGE LOWF-5005010020172019202120232025FREEZINGAVERAGE HIGHAVERAGE LOW
Days reported at Marias River 6 S Shelby, days from 0.0 to 31.0, the latest 0.0, in days.DAYS REPORTEDdays010203120172019202120232025
The readings these charts were drawn from, as a table
MonthAverage high FAverage low FDays reported
Apr 202588.526.830
Apr 202455.733.117
Mar 202440.018.331
Feb 202435.713.329
Jan 202427.31.731
Dec 202347.818.631
Nov 202347.523.330
Oct 202358.129.731
Sep 202375.841.830
Aug 202385.950.731
Jul 202386.351.631
Jun 202376.547.130
May 202373.942.331
Apr 202356.126.830
Mar 202333.28.931
Feb 202339.511.028
Jan 202339.212.531
Dec 202225.8-4.531
Nov 202236.55.530
Oct 202265.433.831
Sep 202280.641.930
Aug 202288.752.631
Jul 202286.952.831
Jun 202274.544.130
May 202263.833.931
Apr 202250.622.030
Mar 202250.318.531
Feb 202240.55.628
Jan 202242.45.831
Dec 202131.4-0.131
Nov 202152.319.730
Oct 202163.026.731
Sep 202176.738.530
Aug 202180.548.931
Jul 202190.753.030
Jun 202181.846.330
May 202163.134.731
Apr 202156.925.430
Mar 202154.119.531
Feb 202125.0-5.228
Jan 202142.313.331
Dec 202043.816.231
Nov 202049.518.730
Oct 202054.123.331
Sep 202075.638.530
Aug 202086.547.931
Jul 202082.846.431
Jun 202074.246.530
May 202064.836.731
Apr 202053.624.330
Mar 202044.114.731
Feb 202044.011.729
Jan 202033.76.031
Dec 201940.212.531
Nov 201942.611.630
Oct 201949.918.931
Sep 201969.339.430
Aug 201982.748.931
Jul 201981.247.231
Jun 201974.544.830
May 201963.135.331
Apr 201955.729.630
Mar 201941.28.331
Feb 20199.9-19.228
Jan 201941.88.231
Dec 201840.111.731
Nov 201847.614.130
Oct 201858.426.531
Sep 201867.438.330
Aug 201883.945.231
Jul 201885.648.131
Jun 201874.746.730
May 201873.442.230
Apr 201852.521.530
Mar 201837.012.331
Feb 201824.2-11.428
Jan 201835.43.431
Dec 201733.74.331
Nov 201741.815.430
Oct 201759.828.231
Sep 201772.838.230
Aug 201784.746.531
Jul 201791.251.431
Jun 201777.945.430
May 201771.036.231
Apr 201757.330.230
Mar 201747.819.031
Feb 201734.69.728
Jan 201728.4-2.631
Dec 201626.9-2.031
Nov 201654.924.930

The whole record, Dec 30, 2010 to Apr 30, 2025, 4,273 days reported.

Temperature by month, the whole record at Marias River 6 S Shelby, average high from 34.9 to 85.4, the latest 36.9; average low from 5.0 to 50.0, the latest 8.0; record high from 65.3 to 101.2, the latest 65.3; record low from -40.5 to 37.7, the latest -33.3, in degrees Fahrenheit.TEMPERATURE BY MONTH, THE WHOLE RECORDF-50050100150JanFebMarAprMayJunJulAugSepOctNovDecFREEZINGAVERAGE HIGHAVERAGE LOWRECORD HIGHRECORD LOW
Days reported, by year at Marias River 6 S Shelby, days reported from 2.0 to 366.0, the latest 32.0, in days.DAYS REPORTED, BY YEARdays010020030036620102012201520172019202120232025
Average high and low, by year at Marias River 6 S Shelby, average high from 54.6 to 62.2, the latest 60.1; average low from 24.1 to 31.1, the latest 30.5, in degrees Fahrenheit.AVERAGE HIGH AND LOW, BY YEARF20304050607020102012201520172019202120232025AVERAGE HIGHAVERAGE LOW
The readings these charts were drawn from, as a table
MonthAverage high FAverage low FRecord high FRecord low FAverage precipitation inStrongest gust mph
Jan36.16.768.4 2015-01-26-40.5 2024-01-13--
Feb34.95.067.1 2016-02-26-37.5 2021-02-14--
Mar45.817.295.1 2025-03-30-30.3 2019-03-03--
Apr58.627.198.5 2025-04-02-6.8 2018-04-03--
May66.136.787.1 2012-05-1515.9 2019-05-01--
Jun76.045.796.2 2021-06-1433.6 2011-06-01--
Jul85.450.098.0 2023-07-2437.7 2015-07-17--
Aug84.248.2101.2 2018-08-1031.0 2018-08-28--
Sep73.939.396.3 2022-09-0317.2 2019-09-30--
Oct58.728.086.2 2011-10-01-11.2 2020-10-26--
Nov45.816.373.3 2020-11-03-25.9 2014-11-30--
Dec36.98.065.3 2021-12-01-33.3 2016-12-17--

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

Near Marias River 6 S Shelby

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