M-1 Street Flooding Potential
by f2p2＠udfcd.org
Time: 1247 PM Fri July 29, 2022
Forecaster: Brad Simmons
-------------------------
MESSAGE 1
Flash Flood Prediction Program
-------------------------
STREET FLOODING POTENTIAL
We have determined that street and small stream flooding is possible
in the following counties: BOULDER (CITY OF BOULDER AFFECTED, FOUR
MILE BURN AREA AFFECTED), JEFFERSON, BROOMFIELD, DOUGLAS, ADAMS,
DENVER, ARAPAHOE
including: DIA, THE CITY OF AURORA, ARVADA, WHEAT RIDGE, LAKEWOOD
------------------------------------------------------------------------------
from: 100 PM
to 800 PM
.
Prime time for flooding: 130 PM
to 700 PM
.
------------------------------------------------------------------------------
Forecast rainfall: Moderate to strong thunderstorms will have the
potential to produce rainfall rates of 1.0-2.0 in 10-30 minutes. A
strong anchored thunderstorm or a slower moving large thunderstorm may
result in heavy rainfall rates of 3.0" in 45-75 minutes.
------------------------------------------------------------------------------
The most likely areas to be impacted by flooding are:
X
Mountain streams & floodplains; road crossings; canyon roads &
highways; recreational trails; adjacent open space
areas/campgrounds/parks; fishing access points & stream reaches;
buildings near streams; utilities
X
Urban streams/gulches; road crossings; recreational trails; adjacent
open space areas/campgrounds/parks; floodplain properties; utilities
X
Urban streets, intersections, low lying areas, known trouble spots
X
Mountain locations subject to mud/rock/debris slide
------------------------------------------------------------------------------
Additional Information: Strong thunderstorms may also contain large
hail, gusty winds and frequent cloud-to-ground lightning.
This message is not intended for public dissemination. Please pass
this information along to affected emergency response organizations
(police, fire, public works, etc.) within your area.
Also, please take appropriate actions to prepare for possible
flooding.
Further information will be provided to you as it becomes available.
MHFD Flood Prediction Center: 303-458-0789 Â Â Â F2P2 Website
[http://udfcd.org/Flash+Flood+Prediction+Program]
2 years, 4 months
M-4 All Clear
by f2p2＠udfcd.org
Time: 756 PM Thu July 28, 2022
Forecaster: Justin Brooks
-------------------------
MESSAGE 4
Flash Flood Prediction Program
-------------------------
ALL CLEAR
The potential for flooding in the following counties: BOULDER (CITY
OF BOULDER AFFECTED, FOUR MILE BURN AREA AFFECTED), JEFFERSON,
BROOMFIELD, DOUGLAS, ADAMS, DENVER, ARAPAHOE
including: DIA, THE CITY OF AURORA, ARVADA, WHEAT RIDGE, LAKEWOOD has
passed.
All earlier Messages are canceled.
We will keep you advised of any changes.
Please pass this information along to the organizations you previously
notified.
MHFD Flood Prediction Center: 303-458-0789 Â Â Â F2P2 Website
[http://udfcd.org/Flash+Flood+Prediction+Program]
2 years, 4 months
M-2 Flash Flood Watch
by f2p2＠udfcd.org
Time: 1037 AM Thu July 28, 2022
Forecaster: Justin Brooks
-------------------------
MESSAGE 2
Flash Flood Prediction Program
-------------------------
FLASH FLOOD WATCH
The National Weather Service has issued a FLASH FLOOD WATCH for: the
following counties: BOULDER (CITY OF BOULDER AFFECTED, FOUR MILE BURN
AREA AFFECTED), JEFFERSON, BROOMFIELD
including:
------------------------------------------------------------------------------
from: 1100 AM
to 1000 PM
. THE NATIONAL WEATHER SERVICE IN BOULDER HAS ISSUED A FLASH FLOOD
WATCH FOR THE HIGHER TERRAIN OF BOULDER COUNTY ABOVE 6,000FT FROM
11:00 AM UNTIL 10:00 PM. THE NWS HAS ISSUED AN AREAL FLOOD WATCH FOR
BOULDER, BROOMFIELD AND JEFFERSON COUNTIES FROM 11:00 AM TO 10:00 PM
AND IMPLIES FLASH FLOODING, THUS MESSAGE 2'S WILL SUPERSEDE THE
MESSAGE 1'S FOR BOULDER, BROOMFIELD AND JEFFERSON COUNTIES AND WILL GO
INTO EFFECT AT 11:00 AM. THE MESSAGE 2'S FROM THE MHFD WILL COINCIDE
WITH MESSAGE 1'S FOR THE REMAINDER OF THE DISTRICT AND MAY BE EXTENDED
UNTIL MIDNIGHT IF A FLOODING THREAT REMAINS.
Prime time for flooding: 1100 AM
to 1000 PM
.
------------------------------------------------------------------------------
Forecast rainfall: Moderate to strong thunderstorms will have the
potential to produce heavy rainfall rates of 1.0-2.0" in 10-30
minutes. A nearly stationary thunderstorm or large thunderstorm
complex may produce up to 3.0" of heavy rain in 45-75 minutes.
------------------------------------------------------------------------------
The most likely areas to be impacted by flooding are:
X
Mountain streams & floodplains; road crossings; canyon roads &
highways; recreational trails; adjacent open space
areas/campgrounds/parks; fishing access points & stream reaches;
buildings near streams; utilities
X
Urban streams/gulches; road crossings; recreational trails; adjacent
open space areas/campgrounds/parks; floodplain properties; utilities
X
Urban streets, intersections, low lying areas, known trouble spots
X
Mountain locations subject to mud/rock/debris slide
------------------------------------------------------------------------------
Additional information: Excessive runoff roadways is likely to develop
over the District this afternoon with Flash flooding of watercourses
possible today should a stronger thunderstorm be observed. Although
NWS Flood/Flash Flood Watches are not in effect for the remainder of
the District the threat is elevated area wide.
A Flash Flood Watch means that flash flooding is possible within the
watch area.
This message is not intended for public dissemination. Please pass
this information along to affected emergency response organizations
(police, fire, public works, etc.) within your area.
Also, please take appropriate actions to prepare for possible
flooding.
Further information will be provided to you as it becomes available.
MHFD Flood Prediction Center: 303-458-0789 Â Â Â F2P2 Website
[http://udfcd.org/Flash+Flood+Prediction+Program]
2 years, 4 months
M-1 Street Flooding Potential Update
by f2p2＠udfcd.org
Time: 155 AM Thu July 28, 2022
Forecaster: Brad Simmons
-------------------------
MESSAGE 1 UPDATE
Flash Flood Prediction Program
-------------------------
STREET FLOODING POTENTIAL
We previously determined that street and small stream flooding is
possible in the following counties: BOULDER (CITY OF BOULDER AFFECTED,
FOUR MILE BURN AREA AFFECTED), JEFFERSON, BROOMFIELD, DOUGLAS, ADAMS,
DENVER, ARAPAHOE
including: DIA, THE CITY OF AURORA, ARVADA, WHEAT RIDGE, LAKEWOOD
------------------------------------------------------------------------------
from: Current
to 400 AM
.
Prime time for flooding: Current
to 330 AM
.
------------------------------------------------------------------------------
Forecast rainfall: Weak to moderate thunderstorms will have the
potential to produce rainfall rates of 0.3-0.9" in 10-30 minutes. A
strong thunderstorm will have the potential to produce 0.5-1.5" in
10-30 minutes.
------------------------------------------------------------------------------
The most likely areas to be impacted by flooding are:
X
Mountain streams & floodplains; road crossings; canyon roads &
highways; recreational trails; adjacent open space
areas/campgrounds/parks; fishing access points & stream reaches;
buildings near streams; utilities
X
Urban streams/gulches; road crossings; recreational trails; adjacent
open space areas/campgrounds/parks; floodplain properties; utilities
X
Urban streets, intersections, low lying areas, known trouble spots
------------------------------------------------------------------------------
Additional Information: Message 1's have been extended until 4:00 AM
Thursday for all Counties within the District. Strong thunderstorms
may also contain large hail, gusty winds and frequent cloud-to-ground
lightning.
This message is not intended for public dissemination. Please pass
this information along to affected emergency response organizations
(police, fire, public works, etc.) within your area.
Also, please take appropriate actions to prepare for possible
flooding.
Further information will be provided to you as it becomes available.
MHFD Flood Prediction Center: 303-458-0789 Â Â Â F2P2 Website
[http://udfcd.org/Flash+Flood+Prediction+Program]
2 years, 4 months
M-1 Street Flooding Potential Update
by f2p2＠udfcd.org
Time: 1031 PM Wed July 27, 2022
Forecaster: Brad Simmons
-------------------------
MESSAGE 1 UPDATE
Flash Flood Prediction Program
-------------------------
STREET FLOODING POTENTIAL
We previously determined that street and small stream flooding is
possible in the following counties: BOULDER (CITY OF BOULDER AFFECTED,
FOUR MILE BURN AREA AFFECTED), JEFFERSON, BROOMFIELD, DOUGLAS, ADAMS,
DENVER, ARAPAHOE
including: DIA, THE CITY OF AURORA, ARVADA, WHEAT RIDGE, LAKEWOOD
------------------------------------------------------------------------------
from: Current
to 200 AM
.
Prime time for flooding: Current
to 100 AM
.
------------------------------------------------------------------------------
Forecast rainfall: Moderate to strong thunderstorms will have the
potential to produce rainfall rates of 0.5-1.5" in 10-30 minutes. A
slower moving thunderstorm or briefly anchored thunderstorm may result
in up to 2.6" of heavy rainfall in 45-60 minutes.
------------------------------------------------------------------------------
The most likely areas to be impacted by flooding are:
X
Mountain streams & floodplains; road crossings; canyon roads &
highways; recreational trails; adjacent open space
areas/campgrounds/parks; fishing access points & stream reaches;
buildings near streams; utilities
X
Urban streams/gulches; road crossings; recreational trails; adjacent
open space areas/campgrounds/parks; floodplain properties; utilities
X
Urban streets, intersections, low lying areas, known trouble spots
X
Mountain locations subject to mud/rock/debris slide
------------------------------------------------------------------------------
Additional Information: Message 1's have been extended until 2:00 AM
Thursday for all areas within the District. The Message 3 remains
valid for the Four Mile Burn area of Boulder County. Strong
thunderstorms may also contain large hail, gusty winds and frequent
cloud-to-ground lightning.
This message is not intended for public dissemination. Please pass
this information along to affected emergency response organizations
(police, fire, public works, etc.) within your area.
Also, please take appropriate actions to prepare for possible
flooding.
Further information will be provided to you as it becomes available.
MHFD Flood Prediction Center: 303-458-0789 Â Â Â F2P2 Website
[http://udfcd.org/Flash+Flood+Prediction+Program]
2 years, 4 months
M-1 Low Impact Flooding
by f2p2＠udfcd.org
Time: 1013 PM Wed July 27, 2022
Forecaster: Brad Simmons
-------------------------
MESSAGE 1
Flash Flood Prediction Program
-------------------------
LOW IMPACT FLOODING
PRIORITY DISSEMINATION RECOMMENDED
We have determined that low impact flooding is likely in BROOMFIELD
COUNTY
including:
------------------------------------------------------------------------------
from: Current
to 1145 PM
.
Prime time for flooding: Current
to 1130 PM
.
------------------------------------------------------------------------------
Forecast rainfall: Moderate to strong thunderstorms will have the
potential to produce rainfall rates of 0.5-1.5" in 10-30 minutes. A
slower moving thunderstorm or briefly anchored thunderstorm may result
in up to 2.5" of heavy rainfall in 45-75 minutes.
------------------------------------------------------------------------------
The most likely areas to be impacted by flooding are:
X
Urban streams/gulches; road crossings; recreational trails; adjacent
open space areas/campgrounds/parks; floodplain properties; utilities
X
Urban streets, intersections, low lying areas, known trouble spots
------------------------------------------------------------------------------
Additional Information: Excessive runoff is imminent or already
occurring over portions of Broomfield County. Strong thunderstorms may
also contain large hail, gusty winds and frequent cloud-to-ground
lightning.
This message is not intended for public dissemination. Please pass
this information along to affected emergency response organizations
(police, fire, public works, etc.) within your area.
Also, please take appropriate actions to prepare for possible
flooding.
Further information will be provided to you as it becomes available.
MHFD Flood Prediction Center: 303-458-0789 Â Â Â F2P2 Website
[http://udfcd.org/Flash+Flood+Prediction+Program]
2 years, 4 months
M-1 Street Flooding Potential
by f2p2＠udfcd.org
Time: 151 PM Wed July 27, 2022
Forecaster: Justin Brooks
-------------------------
MESSAGE 1
Flash Flood Prediction Program
-------------------------
STREET FLOODING POTENTIAL
We have determined that street and small stream flooding is possible
in the following counties: ARAPAHOE, DENVER, ADAMS, DOUGLAS,
BROOMFIELD, JEFFERSON, BOULDER (CITY OF BOULDER AFFECTED, FOUR MILE
BURN AREA AFFECTED)
including: DIA, THE CITY OF AURORA, ARVADA, WHEAT RIDGE, LAKEWOOD
------------------------------------------------------------------------------
from: 200 PM
to 1159 PM
.
Prime time for flooding: 300 PM
to 1100 PM
.
------------------------------------------------------------------------------
Forecast rainfall: Moderate to strong thunderstorms will have the
potential to produce rainfall rates of 0.5-1.5" in 10-30 minutes. A
slower moving thunderstorm or briefly anchored thunderstorm may result
in up to 2.6" of heavy rainfall in 45-75 minutes.
------------------------------------------------------------------------------
The most likely areas to be impacted by flooding are:
X
Mountain streams & floodplains; road crossings; canyon roads &
highways; recreational trails; adjacent open space
areas/campgrounds/parks; fishing access points & stream reaches;
buildings near streams; utilities
X
Urban streams/gulches; road crossings; recreational trails; adjacent
open space areas/campgrounds/parks; floodplain properties; utilities
X
Urban streets, intersections, low lying areas, known trouble spots
X
Mountain locations subject to mud/rock/debris slide
------------------------------------------------------------------------------
Additional Information: Strong thunderstorms may also contain large
hail, gusty winds and frequent cloud-to-ground lightning.
This message is not intended for public dissemination. Please pass
this information along to affected emergency response organizations
(police, fire, public works, etc.) within your area.
Also, please take appropriate actions to prepare for possible
flooding.
Further information will be provided to you as it becomes available.
MHFD Flood Prediction Center: 303-458-0789 Â Â Â F2P2 Website
[http://udfcd.org/Flash+Flood+Prediction+Program]
2 years, 5 months
M-1 Low Impact Flooding
by f2p2＠udfcd.org
Time: 919 PM Tue July 26, 2022
Forecaster: Brad Simmons
-------------------------
MESSAGE 1
Flash Flood Prediction Program
-------------------------
LOW IMPACT FLOODING
PRIORITY DISSEMINATION RECOMMENDED
We have determined that low impact flooding is likely in the following
counties: BOULDER (CITY OF BOULDER AFFECTED, FOUR MILE BURN AREA NOT
AFFECTED), BROOMFIELD
including:
------------------------------------------------------------------------------
from: Current
to 1100 PM
.
Prime time for flooding: Current
to 1030 PM
.
------------------------------------------------------------------------------
Forecast rainfall: Moderate to strong thunderstorms will have the
potential to produce rainfall rates of 0.4-1.0" in 10-30 minutes. A
slower moving thunderstorm or briefly anchored thunderstorm may result
in up to 2.0" of heavy rainfall in 45-60 minutes.
------------------------------------------------------------------------------
The most likely areas to be impacted by flooding are:
X
Mountain streams & floodplains; road crossings; canyon roads &
highways; recreational trails; adjacent open space
areas/campgrounds/parks; fishing access points & stream reaches;
buildings near streams; utilities
X
Urban streams/gulches; road crossings; recreational trails; adjacent
open space areas/campgrounds/parks; floodplain properties; utilities
X
Urban streets, intersections, low lying areas, known trouble spots
X
Mountain locations subject to mud/rock/debris slide
------------------------------------------------------------------------------
Additional Information: Excessive runoff is imminent or already
occurring over portions of Broomfield and Boulder Counties including
the City of Boulder. Strong thunderstorms may also contain large hail,
gusty winds and frequent cloud-to-ground lightning.
This message is not intended for public dissemination. Please pass
this information along to affected emergency response organizations
(police, fire, public works, etc.) within your area.
Also, please take appropriate actions to prepare for possible
flooding.
Further information will be provided to you as it becomes available.
MHFD Flood Prediction Center: 303-458-0789 Â Â Â F2P2 Website
[http://udfcd.org/Flash+Flood+Prediction+Program]
2 years, 5 months
M-1 Street Flooding Potential
by f2p2＠udfcd.org
Time: 721 PM Tue July 26, 2022
Forecaster: Brad Simmons
-------------------------
MESSAGE 1
Flash Flood Prediction Program
-------------------------
STREET FLOODING POTENTIAL
We have determined that street and small stream flooding is possible
in the following counties: BOULDER (CITY OF BOULDER AFFECTED, FOUR
MILE BURN AREA AFFECTED), JEFFERSON, BROOMFIELD, DOUGLAS, ADAMS,
DENVER, ARAPAHOE
including: DIA, THE CITY OF AURORA, ARVADA, WHEAT RIDGE, LAKEWOOD
------------------------------------------------------------------------------
from: Current
to 200 AM
.
Prime time for flooding: Current
to 100 AM
.
------------------------------------------------------------------------------
Forecast rainfall: Moderate to strong thunderstorms will have the
potential to produce rainfall rates of 0.4-1.0" in 10-30 minutes. A
slower moving thunderstorm or briefly anchored thunderstorm may result
in up to 2.0" of heavy rainfall in 45-60 minutes.
------------------------------------------------------------------------------
The most likely areas to be impacted by flooding are:
X
Mountain streams & floodplains; road crossings; canyon roads &
highways; recreational trails; adjacent open space
areas/campgrounds/parks; fishing access points & stream reaches;
buildings near streams; utilities
X
Urban streams/gulches; road crossings; recreational trails; adjacent
open space areas/campgrounds/parks; floodplain properties; utilities
X
Urban streets, intersections, low lying areas, known trouble spots
------------------------------------------------------------------------------
Additional Information: Message 1's have been extended until 2:00 AM
Wednesday for all areas of the District. Strong thunderstorms may also
contain large hail, gusty winds and frequent cloud-to-ground
lightning.
This message is not intended for public dissemination. Please pass
this information along to affected emergency response organizations
(police, fire, public works, etc.) within your area.
Also, please take appropriate actions to prepare for possible
flooding.
Further information will be provided to you as it becomes available.
MHFD Flood Prediction Center: 303-458-0789 Â Â Â F2P2 Website
[http://udfcd.org/Flash+Flood+Prediction+Program]
2 years, 5 months
M-1 Low Impact Flooding
by f2p2＠udfcd.org
Time: 347 PM Tue July 26, 2022
Forecaster: Brad Simmons
-------------------------
MESSAGE 1
Flash Flood Prediction Program
-------------------------
LOW IMPACT FLOODING
PRIORITY DISSEMINATION RECOMMENDED
We have determined that low impact flooding is likely in BROOMFIELD
COUNTY
including:
------------------------------------------------------------------------------
from: Current
to 445 PM
.
Prime time for flooding: 300 PM
to 430 PM
.
------------------------------------------------------------------------------
Forecast rainfall: Moderate to strong thunderstorms will have the
potential to produce rainfall rates of 0.3-0.9" in 10-30 minutes. A
slower moving thunderstorm or briefly anchored thunderstorm may result
in up to 1.5" of heavy rainfall in 45-60 minutes.
------------------------------------------------------------------------------
The most likely areas to be impacted by flooding are:
X
Urban streams/gulches; road crossings; recreational trails; adjacent
open space areas/campgrounds/parks; floodplain properties; utilities
X
Urban streets, intersections, low lying areas, known trouble spots
------------------------------------------------------------------------------
Additional Information: Excessive runoff is imminent or already
occurring over portions of Broomfield County. Strong thunderstorms may
also contain large hail, gusty winds and frequent cloud-to-ground
lightning.
This message is not intended for public dissemination. Please pass
this information along to affected emergency response organizations
(police, fire, public works, etc.) within your area.
Also, please take appropriate actions to prepare for possible
flooding.
Further information will be provided to you as it becomes available.
MHFD Flood Prediction Center: 303-458-0789 Â Â Â F2P2 Website
[http://udfcd.org/Flash+Flood+Prediction+Program]
2 years, 5 months