Alert archive / Colorado / Flash Flood Watches in 2012
Flash Flood Watch 1, NWS Grand Junction, CO
NWS Grand Junction, CO issued this flash flood watch at Jul 7, 2012, 3:56 AM MDT for 17 counties in Colorado. It took effect at Jul 7, 2012, 12:00 PM MDT. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- Jul 7, 2012, 3:56 AM MDT (09:56 UTC)
- In effect from
- Jul 7, 2012, 12:00 PM MDT
- Expired
- Jul 7, 2012, 8:41 PM MDT
- In force
- 9 hr
- Issued by
- NWS Grand Junction, CO
- Flood severity
- None
Counties Archuleta County, CO, Delta County, CO, Dolores County, CO, Eagle County, CO, Garfield County, CO, Gunnison County, CO, Hinsdale County, CO, La Plata County, CO, Moffat County, CO, Montezuma County, CO, Montrose County, CO, Ouray County, CO, Pitkin County, CO, Rio Blanco County, CO, Routt County, CO, San Juan County, CO, San Miguel County, CO
The radar
The Grand Junction radar (KGJX), 64 km from the middle of the area, began a volume at 09:55 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.
What forecasters said that day
The local office's own words before this flash flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Grand Junction, CO wrote its last area forecast discussion before this flash flood watch went out at Jul 7, 3:14 AM MDT, 42 minutes earlier.
Area forecast discussion, Jul 7, 3:14 AM MDT, 42 minutes before
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</html>Hazardous weather outlook, Jul 6, 5:46 AM MDT, 22 hours 10 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GRAND JUNCTION CO 546 AM MDT FRI JUL 6 2012 COZ001>014-017>023-UTZ022>025-027>029-071200- LOWER YAMPA RIVER BASIN-CENTRAL YAMPA RIVER BASIN- ROAN AND TAVAPUTS PLATEAUS-ELKHEAD AND PARK MOUNTAINS- UPPER YAMPA RIVER BASIN-GRAND VALLEY-DEBEQUE TO SILT CORRIDOR- CENTRAL COLORADO RIVER BASIN-GRAND AND BATTLEMENT MESAS- GORE AND ELK MOUNTAINS/CENTRAL MOUNTAIN VALLEYS- CENTRAL GUNNISON AND UNCOMPAHGRE RIVER BASIN- WEST ELK AND SAWATCH MOUNTAINS-FLATTOPS- UPPER GUNNISON RIVER VALLEY-UNCOMPAHGRE PLATEAU AND DALLAS DIVIDE- NORTHWEST SAN JUAN MOUNTAINS-SOUTHWEST SAN JUAN MOUNTAINS- PARADOX VALLEY/LOWER DOLORES RIVER- FOUR CORNERS/UPPER DOLORES RIVER-ANIMAS RIVER BASIN- SAN JUAN RIVER BASIN-SOUTHEAST UTAH-EASTERN UINTA MOUNTAINS- EASTERN UINTA BASIN-TAVAPUTS PLATEAU-ARCHES/GRAND FLAT- LA SAL AND ABAJO MOUNTAINS-CANYONLANDS/NATURAL BRIDGES- 546 AM MDT FRI JUL 6 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN UTAH AND WESTERN COLORADO. .DAY ONE...TODAY AND TONIGHT ANOTHER ROUND OF SHOWERS AND THUNDERSTORMS EXPECTED TODAY STARTING AROUND NOON AND CONTINUING THROUGH THE EVENING HOURS. HIGHER TERRAIN WILL BE FAVORED BEFORE THE STORMS AND SHOWERS DRIFT INTO ADJACENT VALLEYS. SOME HEAVY RAINFALL IS POSSIBLE UNDER THE STRONGER STORMS AND SHOWERS. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY MOISTURE WILL CONTINUE STREAMING INTO THE REGION THROUGH THE REMAINDER OF THE WEEK AND INTO THE WEEKEND. THIS WILL FUEL SCATTERED THUNDERSTORMS EACH AFTERNOON AND EVENING. THUNDERSTORMS WILL GRADUALLY DECREASE FROM NORTH TO SOUTH EARLY NEXT WEEK AS DRIER AIR FILTERS INTO THE REGION FROM THE NORTH. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED.
The office that day
Everything else NWS Grand Junction, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 4:21 PM MDT | Flash Flood Warning | GJT | Gunnison, Pitkin | 3 hr |
| Jul 7, 4:45 PM MDT | Flash Flood Warning | GJT | Garfield | 3 hr |
| Jul 7, 5:07 PM MDT | Flash Flood Warning | GJT | Garfield, Mesa | 3 hr |
| Jul 7, 5:50 PM MDT | Flash Flood Warning | GJT | Moffat, Routt | 3 hr |
Nearby
Flash Flood Watches in Colorado, 2012Every flash flood watch in 2012
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.