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Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Cheyenne WY
219 PM MDT Thu May 16 2024

NEZ002-003-019>021-054-055-095-096-WYZ101>119-172030-
Dawes County-Box Butte County-Scotts Bluff County-Banner County-
Morrill County-Kimball County-Cheyenne County-
Northern Sioux County-Southern Sioux County-
Converse County Lower Elevations-Niobrara County-
North Laramie Range-Ferris/Seminoe/Shirley Mountains-
Shirley Basin-Central Laramie Range and Southwest Platte County-
East Platte County-Goshen County-Central Carbon County-
North Snowy Range Foothills-Southwest Carbon County-
Sierra Madre Range-Upper North Platte River Basin-Snowy Range-
Laramie Valley-South Laramie Range-South Laramie Range Foothills-
Central Laramie County-East Laramie County-
219 PM MDT Thu May 16 2024

This hazardous weather outlook is for portions of panhandle
Nebraska...east central Wyoming...south central Wyoming and
southeast Wyoming.

.DAY ONE...THIS AFTERNOON AND TONIGHT

No hazardous weather is expected.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

The probability for widespread hazardous weather is low. Showers
and thunderstorms will return to the region Sunday and Monday.

.Spotter information statement...

Spotter activation will not be needed.

$$

Hazardous Weather Outlook
National Weather Service Grand Junction CO
340 AM MDT Thu May 16 2024

COZ001>014-017>023-UTZ022>025-027>029-170945-
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-Flat Tops-
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-
340 AM MDT Thu May 16 2024

This hazardous weather outlook is for eastern Utah and western
Colorado.

.DAY ONE...Today and Tonight

Isolated to scattered thunderstorm development over southwest
Colorado will be possible today with a few storms capable of
producing gusty outflow winds in excess of 40 mph and small hail.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Isolated the scattered thunderstorm development will be possible
from Saturday onward as the pattern becomes more unsettled. Warmer
and breezy conditions this weekend will lead to elevated fire
weather concerns.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$


Hydrologic Outlook


Hydrologic Outlook
COC015-065-241115-

Hydrologic Outlook
National Weather Service Pueblo CO
507 AM MDT Thu May 16 2024

...SPECIAL HYDROLOGIC STATEMENT...

This statement is primarily for areas below Turquoise Lake along
Lake Fork Creek, downstream to the Arkansas River confluence within
Lake County.

This statement is valid from May 15 to June 30, 2024.

The potential for elevated river levels and inundation of low-lying
areas, due to increased releases from Sugar Loaf Dam, is higher than
normal for areas along Lake Fork Creek in Lake County.


...OUTLOOK FOR THE NEXT 45 DAYS...

In order to make room for anticipated inflows to Turquoise Lake from
snowmelt runoff, and to prevent an uncontrolled spill from Sugar
Loaf Dam, The U.S. Bureau of Reclamation will increase reservoir
releases to 450 cfs beginning Wednesday May 15 and continuing
through June 30, 2024.

This release is expected to continue to inundate and cause damage to
County Road 5 in Lake County.

Local authorities and the U.S. Bureau of Reclamation have been
actively notifying those downstream of Sugar Loaf Dam of these
anticipated impacts that could last through late June, and
mitigation measures to help fortify County Road 5 and other areas
are currently being made.

At this time, no additional flooding or impacts are expected further
downstream along Lake Fork Creek, or beyond its confluence with the
Arkansas River. Please continue to heed all road closures and
additional orders from local law enforcement and emergency
management.


...ADDITIONAL INFORMATION...

For the latest information on reservoir conditions and releases from
Sugar Loaf Dam at Turquoise Lake, please contact Anna Perea, Public
Affairs Specialist with the U.S. Bureau of Reclamation, at
aperea@usbr.gov

For the latest weather information and alert notifications for Lake
County, visit our web site at weather.gov/pub

For more hydrologic information including graphs of probabilistic
river outlooks and forecasts, visit the National Water Prediction
Service page at water.noaa.gov
$$

JML

Hydrologic Outlook
COC055-071-171800-

Hydrologic Outlook
National Weather Service Pueblo CO
351 PM MDT Tue May 14 2024


...SPECIAL HYDROLOGIC OUTLOOK...

This outlook is primarily for western Las Animas and Huerfano
Counties at elevations below 11,000 feet.

This outlook is valid from May 14 to May 17, 2024.

The potential for increased runoff and inundation of low-lying
areas, due to accelerated snowmelt potential, is higher than
normal in western Las Animas and Huerfano Counties.


...OUTLOOK FOR THE NEXT 3 DAYS...

Recent storms producing snowfall along the east slope of the Sangre
de Cristo Mountains has led to above normal mountain snowpack
conditions for the middle of May in western Las Animas Huerfano
Counties.

A storm system is expected to impact the area beginning Wednesday
afternoon, May 15, and last through the early morning hours on
Friday, May 17. This system has the potential to produce rainfall
for areas below 11,000 feet with total precipitation amounts ranging
from 0.25 to 0.5 inches. The potential for rainfall on top of the
remaining snowpack may lead to accelerated snowmelt and runoff.

While flooding of area creeks and waterways is not anticipated at
this time, minor inundation of some roadways and low-lying areas
from accelerated snowmelt runoff could be possible through Friday.



...ADDITIONAL INFORMATION...

Please stay tuned to the latest meteorological forecasts and
conditions by visiting our web site at weather.gov/pub.


$$

JML

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
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