Alert archive / California / River Flood Warnings in 2017
River Flood Warning 16, NWS Eureka, CA
NWS Eureka, CA issued this river flood warning at Feb 20, 2017, 4:33 AM PST for Mendocino County, California. It took effect at Feb 20, 2017, 10:13 PM PST. It was in force for 19 hr.
The area
The outline as issued.
The facts
- Issued
- Feb 20, 2017, 4:33 AM PST (12:33 UTC)
- In effect from
- Feb 20, 2017, 10:13 PM PST
- Expired
- Feb 21, 2017, 5:30 PM PST
- In force
- 19 hr
- Issued by
- NWS Eureka, CA
- Area
- Storm-based polygon
- Flood severity
- Minor
County Mendocino County, CA
The radar
The Eureka (Bunker Hill) radar (KBHX), 155 km from the middle of the area, began a volume at 12:36 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The river
Written for the forecast point Navarro River near Navarro (NVRC1). The gauge peaked at 25.35 ft at Feb 21, 2017, 6:00 AM PST.
- Minor stage
- 23 ft
- Moderate stage
- 30 ft
- Major stage
- 34 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 11468000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.
The text
As transmitted.
217 WGUS46 KEKA 201233 FLWEKA BULLETIN - IMMEDIATE BROADCAST REQUESTED FLOOD WARNING NATIONAL WEATHER SERVICE EUREKA, CA 433 AM PST MON FEB 20 2017 ...The National Weather Service in Eureka has issued a Flood Warning in cooperation with the California Department of Water Resources for the following rivers in California... Navarro River At Navarro affecting Mendocino County Abundant rainfall associated with an atmospheric river will cause water levels on the Navarro River to rise above flood stage. PRECAUTIONARY/PREPAREDNESS ACTIONS... SAFETY MESSAGE... Do not drive your car across flooded roadways. It only takes about two feet of water to float most vehicles. For area road conditions... call CALTRANS at 1-800-427-7623. Stay tuned to developments by listening to NOAA Weather Radio or your local TV or radio stations. The next statement will be issued by 10 am Monday February 20, 2017 or as warranted by changing conditions. && CAC045-202033- /O.NEW.KEKA.FL.W.0016.170221T0613Z-170222T0130Z/ /NVRC1.1.ER.170221T0613Z.170221T1300Z.170221T1930Z.NO/ 433 AM PST MON FEB 20 2017 The National Weather Service in Eureka has issued a * Flood Warning for the Navarro River At Navarro. * from this evening to Tuesday afternoon...or until the warning is cancelled. * At 3:15 AM Monday the stage was 12.2 feet. * Minor flooding is forecast. * Flood stage is 23.0 feet. * FORECAST...This river is Forecast to fluctuate near 12.0 FT thru this morning then expected to rise above flood stage of 23.0 FT by 11 pm this evening then forecast to crest near 27.0 FT tomorrow morning around 5 am then forecast to fall below flood stage of 23.0 FT near noon tomorrow then forecast to recede to near 12.0 FT early Thursday morning. * FLOOD HISTORY...This crest compares to a previous crest of 26.7 feet on Mar 24 2011. && LAT...LON 3921 12354 3914 12366 3917 12375 3925 12376 $$
1 follow-up statement
801 WGUS86 KEKA 201701 FLSEKA FLOOD STATEMENT NATIONAL WEATHER SERVICE EUREKA, CA 901 AM PST MON FEB 20 2017 ...The Flood Warning is cancelled for the following rivers in California... Navarro River At Navarro affecting Mendocino County Another storm system will bring widespread rainfall to the region late today through tomorrow. Widespread rainfall may become moderate to heavy at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... SAFETY MESSAGE... Do not drive your car across flooded roadways. It only takes about two feet of water to float most vehicles. For area road conditions... call CALTRANS at 1-800-427-7623. Stay tuned to developments by listening to NOAA Weather Radio or your local TV or radio stations. && CAC045-201731- /O.CAN.KEKA.FL.W.0016.000000T0000Z-170222T0130Z/ /NVRC1.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/ 901 AM PST MON FEB 20 2017 The Flood Warning is cancelled for The Navarro River At Navarro. * At 8:15 AM Monday the stage was 12.2 feet. * Flood Stage is 23.0 feet. * FORECAST...This river is Forecast to crest near 21.0 FT tomorrow morning then forecast to recede to near 11.0 FT late Thursday morning. * IMPACTS...At 23.0 feet...Flooding of Highway 128 approximately 5 miles from Highway 1 is certain and the road will be closed. Motorists should use alternate routes. && LAT...LON 3921 12354 3914 12366 3917 12375 3925 12376 $$
The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 19, 4:06 PM PST | High Wind Watch | EKA | Humboldt, Mendocino, Trinity | 24 hr |
| Feb 19, 4:06 PM PST | Wind Advisory | EKA | Del Norte, Humboldt | 3 hr |
| Feb 19, 7:19 PM PST | Wind Advisory | EKA | Del Norte, Humboldt | 13 hr |
| Feb 19, 9:16 PM PST | Gale Watch | EKA | 18 hr | |
| Feb 20, 9:00 AM PST | Small Craft Advisory | EKA | 6 hr | |
| Feb 20, 11:58 AM PST | Hazardous Seas Warning | EKA | 12 hr | |
| Feb 20, 2:48 PM PST | River Flood Watch | EKA | Mendocino | 5 hr |
| Feb 20, 3:06 PM PST | Gale Warning | EKA | 18 hr | |
| Feb 20, 3:40 PM PST | High Wind Warning | EKA | Del Norte, Humboldt, Mendocino, Trinity | 10 hr |
| Feb 20, 3:40 PM PST | Wind Advisory | EKA | Del Norte, Humboldt, Mendocino | 17 hr |
Nearby
River Flood Warnings in California, 2017Every river flood warning in 2017
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.