Weather/Illinois/Instruments/NBCI2
Chicago - Chicago River at Columbus Dr
At a river or reservoir gauge in Cook County, IllinoisAt a river or reservoir gauge
DCP network, identified by the register
- Identifier
- NBCI2
- Latitude
- 41.88830 N
- Longitude
- 87.62110 W
- Elevation
- -
- Listed
- Automatically, on 453 reports in 162 hours over the last seven days
- Rank
- 990of 1,162 in Illinois, Oct 4
Now, today, and the week
On the radar over Chicago - Chicago River at Columbus DrReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture
Weather instrument stations by state
At a river or reservoir gauge
Drawn as the kind of place it stands at. 49 instruments in Illinois stand at one.
What the snow tracker reads here
Every instrument in this state
-in
Snow on the ground
Station charts
Chicago - Chicago River at Columbus Dr Report
Rank 990 of 1,162 in Illinois, 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 score86.0of 100
- Reports receivedweight 3580.9453 of 560 scheduled reports received in 7 days
- Arrivalweight 1062.5half its reports arrived within 29 min
- Continuityweight 1073.3longest silence 2.1 h, on a schedule of one report every 18 min
- Accuracyweight 20--
- Instrument checksweight 15--
- 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
- 990of 1,162 in Illinois, Oct 4
- Schedule
- every 18 minon the hour's :08, :26, :38 and :56
- Reports received, 24 hours
- 51 of 8063.7% of its schedule, 53 reports in all
- Reports received, 7 days
- 440 of 56078.5% of its schedule, 498 reports in all
- Days reported, 30 days
- -
- Longest silence, 7 days
- 5 h 30 minfrom Oct 3, 4:56 PM
- Latest report
- Oct 4, 6:08 AMlocal time
- Time to reach Storm Station
- 29 min9 in 10 within 38 min
From Storm Station's own record of every report it heard from this station.
Its schedule is one report every 18 min, 80 in 24 hours. Two reports in the same 18 min count as one received.
The ranking these charts were drawn from, as tables
| Share of scheduled reports received | Stations |
|---|---|
| 100% | 505 |
| 90 to 99% | 318 |
| 80 to 89% | 33 |
| 70 to 79% | 22 |
| 60 to 69% | 200 |
| 50 to 59% | 12 |
| 40 to 49% | 12 |
| 30 to 39% | 25 |
| 20 to 29% | 2 |
| 10 to 19% | 32 |
| 0 to 9% | 1 |
| Day | Rank | Stations ranked | Share received |
|---|---|---|---|
| Oct 4, 2026 | 990 | 1,162 | 80.8% |
| Oct 3, 2026 | 1,005 | 1,104 | 82.7% |
| Oct 2, 2026 | 1,004 | 1,103 | 82.6% |
| Oct 1, 2026 | 473 | 542 | 84.6% |
| Sep 30, 2026 | 485 | 540 | 83.5% |
| Sep 29, 2026 | 473 | 535 | 88.2% |
| Sep 28, 2026 | 477 | 517 | 87.6% |
| Sep 27, 2026 | 398 | 417 | 87.0% |
| Sep 26, 2026 | 390 | 415 | 84.6% |