Alert archive / Colorado / Flash Flood Warnings in 2013

Flash Flood Warning 48, NWS Denver/Boulder, CO

September 12, 2013Arapahoe County, Colorado

NWS Denver/Boulder, CO issued this flash flood warning at Sep 12, 2013, 7:24 AM MDT for Arapahoe County, Colorado. It was in force for 3 hr. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Sep 12, 2013, 7:24 AM MDT (13:24 UTC)
Expired
Sep 12, 2013, 10:15 AM MDT
In force
3 hr
Issued by
NWS Denver/Boulder, CO
Area
Storm-based polygon
Flood severity
None

County Arapahoe County, CO

The radar

The Denver radar (KFTG), 24 km from the middle of the area, began a volume at 13:24 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 was reported inside it

TimeReportWhereRemark
Sep 12, 9:12 AM MDTHEAVY RAIN 81 Wnw Aurora, COESTIMATED 8 INCHES SINCE MONDAY
Sep 12, 10:07 AM MDTFLOOD2 W Aurora, CO3.80 INCHES OF RAIN IN THE PAST 5 HOURS. FLOODING OVER MISSISSIPPI AVE
Sep 12, 10:07 AM MDTHEAVY RAIN 4.32 Nw Aurora, CO

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

Did it verify

Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this flash flood warning while it was in force. That is not proof nothing happened: reports are thin where few people live.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The nearest sounding before it

Denver, CO (KDEN), launched 12:00Z, 1.4 hours before the alert went out and 136 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Denver, CO at 12:00Z on 2013-09-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 156 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 12:00Z on 2013-09-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 15 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
156 J/kg
Mixed-layer CIN
-28 J/kg
Mixed-layer LCL
555 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
15 m²/s²
0-3 km storm-relative helicity
-38 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

594 
WGUS55 KBOU 121324
FFWBOU
COC005-121615-
/O.NEW.KBOU.FF.W.0048.130912T1324Z-130912T1615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE DENVER CO
724 AM MDT THU SEP 12 2013

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHWESTERN ARAPAHOE COUNTY IN NORTHEAST COLORADO...

* UNTIL 1015 AM MDT

* AT 721 AM MDT...DOPPLER RADAR INDICATED HEAVY RAIN ACROSS THE 
  WARNED AREA. TWO TO THREE INCHES OF RAIN HAVE ALREADY FALLEN. 
  FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  AURORA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

STAY AWAY OR BE SWEPT AWAY. RIVER BANKS AND CULVERTS CAN BECOME
UNSTABLE AND UNSAFE.

&&

LAT...LON 3974 10477 3968 10477 3968 10485 3974 10488

$$

RPK
1 follow-up statement
180 
WGUS75 KBOU 121420 RRA
FFSBOU

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
820 AM MDT THU SEP 12 2013

COC005-121615-
/O.CON.KBOU.FF.W.0048.000000T0000Z-130912T1615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ARAPAHOE CO-
820 AM MDT THU SEP 12 2013

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1015 AM MDT FOR
NORTHWESTERN ARAPAHOE COUNTY...

AT 815 AM MDT...DOPPLER RADAR INDICATED HEAVY RAIN CONTINUING OVER 
THE WARNED AREA. THREE TO FOUR INCHES OF RAIN HAVE ALREADY FALLEN IN 
EXTREME NORTHWEST ARAPAHOE COUNTY.

SOME LOCATIONS THAT ARE EXPERIENCING FLOODING INCLUDE WESTERN 
AURORA. AUTOMATED STREAM GAGES INDICATE THAT WATER LEVELS ARE ABOVE 
FLOOD STAGE ON EAST TOLLGATE CREEK AT BUCKLEY...AT EXPO PARK AND 
HAVANA PARK IN AURORA.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

STAY AWAY OR BE SWEPT AWAY. RIVER BANKS AND CULVERTS CAN BECOME
UNSTABLE AND UNSAFE.

&&

LAT...LON 3974 10477 3968 10477 3968 10485 3974 10488

$$

TLH

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Denver/Boulder, CO wrote its last area forecast discussion before this flash flood warning went out at Sep 12, 4:46 AM MDT, 2 hours 38 minutes earlier.

Area forecast discussion, Sep 12, 4:46 AM MDT, 2 hours 38 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
446 AM MDT THU SEP 12 2013

.SHORT TERM...LITTLE CHANGE IN THE OVERALL PATTERN DURING THE
NEXT 24 HOURS. UPPER LEVEL LOW CENTERED OVER THE SOUTHERN GREAT
BASIN WILL SLOWLY SHIFT NORTHWARD TOWARDS SOUTHEAST IDAHO NEXT 24
HOURS. A VERY MOIST SOUTH-SOUTHWEST FLOW ALOFT...AND A VERY MOIST
SOUTHEASTERLY LOW-LEVEL FLOW WILL PROBABLY SET THE STAGE FOR
ANOTHER ROUND OF MODERATE TO HEAVY WARM PROCESS RAINFALL OVER AND
ALONG THE COLORADO FRONT RANGE THIS AFTERNOON AND EVENING.
VERY HEAVY RAINFALL OVER THE PAST 12 HOURS...SATURATED SOILS AND
THE MODERATE TO HEAVY RAINFALL EXPECTED AGAIN THIS AFTERNOON AND
EVENING NECESSITATE ISSUANCING A FLASH FLOOD WATCH FOR THE FRONT
RANGE FOOTHILL ZONES 35/36 AND I-25 URBAN CORRIDOR ZONES
38..39..40 AND 41. WATCH WILL RUN FROM 18Z/TODAY TO 06Z/TONIGHT.
MODERATE TO HEAVY RAINFALL STILL OCCURRING OVER AND NEAR THE
FOOTHILLS AT THIS HOUR. COULD SEE SIMILAR RAINFALL RATES FOR THE
NEXT FEW HOURS BEFORE LETTING UP AROUND MID-MORNING. AREAS OF
DENSE FOG ON THE PLAINS MAY BE AN ISSUE AROUND SUNRISE. RAINFALL
AMOUNTS TODAY NOT EXPECTED TO BE AS GREAT AS THOSE OBSERVED DURING
THE PAST 18 HOURS...BUT IT WOULDN/T TAKE MUCH TO CAUSE FLOODING
AGAIN. RAINFALL EXPECTED TO BECOME HEAVIER AND MORE WIDESPREAD
LATER THIS AFTERNOON AND EVENING IN ADVANCE OF A WEAK SHORT WAVE
TROUGH LIFTING NORTHWARD ACROSS THE REGION OVERNIGHT. SHOULD SEE
LITTLE IF ANY SUNSHINE EAST OF THE MTNS TODAY.
CONSEQUENTLY...LITTLE WARMING TODAY. WHEREAS AREAS ON THE WEST
SLOPE COULD SEE A BIT MORE SUNSHINE WITH LOW-LEVEL EASTERLY/
DOWNSLOPE FLOW. HOWEVER WITH ALL THE MOIST AIR AROUND...SUNSHINE
WILL HAVE LITTLE PROBLEM GENERATING T-STORMS THIS AFTERNOON.

.LONG TERM...ON FRIDAY...AIRMASS NOT QUITE AS MOIST WITH THE
UPPER LOW TRACKING NORTHEAST TOWARDS WYOMING. THIS CAUSES THE
FLOW ALOFT TO BECOME MORE SOUTHWESTERLY. THIS RESULTS IN MODEST
DRYING AT MID-LEVELS...ESPLY WEST OF THE FRONT RANGE. CONSEQUENTLY
RAIN CHANCES SLIGHTLY LOWER...PARTICULARLY IN THE HIGH COUNTRY
WEST OF THE CONTINENTAL DIVIDE. MORE SUNSHINE IN THESE AREAS WILL
WARM TEMPERATURES A FEW DEGS C. EAST OF THE MTNS LITTLE WARMING
ANTICIPATED.

ON SATURDAY...DRYING PROGRESSES AS THE UPPER LOW OPENS UP INTO AN
OPEN TROUGH. TROUGH SWINGS ACROSS WYOMING AND MONTANA CAUSING WINDS
ALOFT TO GO MORE WESTERLY. THIS WILL HELP DRY AIR THE PLAINS AIRMASS
AND LOWER THE CHANCE OF SHOWERS/T-STORMS EAST OF THE MTNS.
TEMPERATURES ALSO RETURN TO NEAR AVERAGE FOR THE DATE.

SATURDAY NIGHT AND SUNDAY...AS THE UPPER TROUGH PASSES TO OUR
NORTH...A COLD FRONT DROPS SOUTH OUT OF WYOMING AND INTO NORTHEAST
COLORADO TOWARDS MORNING. POST FRONTAL UPSLOPE FLOW COMBINED WITH A
FAIR AMOUNT OF MOISTURE AROUND EXPECTED TO GENERATE SCATTERED
SHOWERS/ISOLATED T-STORMS ACROSS THE FORECAST AREA...POSSIBLY MORE
SO UP ALONG THE FRONT RANGE AND OVER THE PALMER DIVIDE DURING THE
AFTERNOON. HEAVY RAINFALL AND THEREFORE THE FLOOD RISK APPEARS LOW
WITH THESE STORMS. SUNDAY TEMPERATURES COOL 3-4C EAST OF THE
MTNS...BUT LITTLE CHANGED WEST OF MTNS.

MONDAY THROUGH WEDNESDAY...EXPECT DRIER AND WARMER CONDITIONS
AREAWIDE WITH ZONAL FLOW.

&&

.AVIATION...LOW CEILINGS AND AREAS OF FOG PRODUCING INSTRUMENT
FLIGHT RULES AT DENVER AREA AIRPORTS NEXT 12-24 HOURS. LOWEST CIGS
AND VSBYS EXPECTED ALONG THE FOOTHILLS AT BJC AND APA. EAST-
SOUTHEAST WINDS OF 6-14KTS EXPECTED TODAY. TONIGHT WINDS
GRADUALLY SHIFT TO A NORTH-NORTHWEST DIRECTION AFTER 06Z TONIGHT.

&&

.HYDROLOGY...FLASH FLOOD WATCH FROM NOON TODAY TO MIDNIGHT TONIGHT
FOR THE FRONT RANGE FOOTHILL ZONES 35 AND 36...AND THE ADJACENT
I-25 URBAN CORRIDOR ZONES 38...39...40 AND 41. PERIODS OF HEAVY
RAIN IN THESE AREAS COUPLED WITH SATURATED SOILS COULD RESULT IN
ADDITIONAL FLASH FLOODING LATER TODAY. MODERATE TO HEAVY RAINFALL
STILL OCCURRING AT THIS HOUR ALONG THE NORTHERN FRONT RANGE COULD
PROMPT ADDITIONAL FLOOD/FLASH FLOOD WARNINGS DURING THE NEXT 3-5
HOURS.

&&

.BOU WATCHES/WARNINGS/ADVISORIES...
FLASH FLOOD WATCH FROM NOON MDT TODAY THROUGH THIS EVENING FOR
COZ035-036-038>041.

&&

SHORT/AVIATION/LONG TERM...BAKER
Hazardous weather outlook, Sep 12, 6:14 AM MDT, 1 hour 10 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
614 AM MDT THU SEP 12 2013

COZ030>051-131215-
JACKSON COUNTY BELOW 9000 FEET-
WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET-
GRAND AND SUMMIT COUNTIES BELOW 9000 FEET-
SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/
NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET-
SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/
GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE
9000 FEET-LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET-
JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR
CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET-
CENTRAL AND SOUTHEAST PARK COUNTY-
LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY-
BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD
COUNTY-
NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND
ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY-
ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET-
NORTHEAST WELD COUNTY-CENTRAL AND SOUTH WELD COUNTY-MORGAN COUNTY-
CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES-
NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN
COUNTY-
SOUTHEAST ELBERT COUNTY BELOW 6000 FEET/SOUTH LINCOLN COUNTY-
LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY-PHILLIPS COUNTY-
614 AM MDT THU SEP 12 2013

...HEAVY RAIN AND FLASH FLOODING POSSIBLE OVER AND ALONG THE
FRONT RANGE THROUGH THIS EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST AND NORTH CENTRAL
COLORADO.

.DAY ONE...TODAY AND TONIGHT

PERIODS OF MODERATE TO HEAVY RAIN CAN BE EXPECTED OVER AND ALONG THE
NORTHERN COLORADO FRONT RANGE TODAY THROUGH THIS EVENING. RAINFALL
RATES IN EXCESS OF 2 INCHES PER HOUR MAY LEAD TO FLASH FLOODING NOT
ONLY IN THE BURN SCARS...BUT IN URBAN AREAS AND LOW LYING AREAS
SUSCEPTIBLE TO FLOODING. HEAVY RAINFALL COULD POSSIBLY LINGER
OVERNIGHT ON THE PLAINS. MOTORISTS SHOULD EXPECT TO ENCOUNTER ROAD
CLOSURES IN THE AREAS EXPERIENCING FLOODING...SUCH IN THE BOULDER
AND LYONS AREAS.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

SHOWERS AND THUNDERSTORMS CAN AGAIN BE EXPECTED ON FRIDAY WITH
LOCALLY HEAVY RAINFALL POSSIBLE. SOMEWHAT DRIER AND WARMER
CONDITIONS ARE EXPECTED ON SATURDAY. THE CHANCE FOR SHOWERS AND
THUNDERSTORMS WILL INCREASE AGAIN ON SUNDAY ALONG THE FRONT RANGE
WITH THE PASSAGE OF A COLD FRONT. DRIER AND WARMER CONDITIONS
SHOULD RETURN TO THE REGION NEXT WEEK.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT. HOWEVER
REPORTS OF HEAVY RAINFALL AND FLASH FLOODING WOULD BE
APPRECIATED.

BAKER

In the hours before

Local storm report, Sep 12, 1:39 AM MDT, 5 hours 45 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE DENVER CO
139 AM MDT THU SEP 12 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0130 AM     HEAVY RAIN       2 S ESTES PARK          40.34N 105.52W
09/12/2013  M2.22 INCH       LARIMER            CO   TRAINED SPOTTER

            PAST 2 HOURS

0124 AM     FLASH FLOOD      BOULDER                 40.03N 105.25W
09/12/2013                   BOULDER            CO   TRAINED SPOTTER

            SIGNIFICANT FLOODING AT THE JUSTICE CENTER IN DOWNTOWN
            BOULDER

0102 AM     FLASH FLOOD      JAMESTOWN               40.12N 105.39W
09/12/2013                   BOULDER            CO   EMERGENCY MNGR

            MULTIPLE HOMES COLLAPSED NEAR JAMESTOWN

0101 AM     HEAVY RAIN       5 NE WARD               40.12N 105.44W
09/12/2013  M6.16 INCH       BOULDER            CO   TRAINED SPOTTER

            SINCE MONDAY. 4.04 INCHES FROM MIDNIGHT TO MIDNIGHT ON
            THE 11TH

1210 AM     HEAVY RAIN       1 NW BOULDER            40.04N 105.26W
09/12/2013  M5.50 INCH       BOULDER            CO   TRAINED SPOTTER

            4.00 INCHES PAST 4 HOURS

1130 PM     HEAVY RAIN       3 W FORT COLLINS        40.56N 105.13W
09/11/2013  M2.51 INCH       LARIMER            CO   TRAINED SPOTTER

            STORM TOTAL SINCE MONDAY. 1.53 INCHES PAST 15 HOURS

1130 PM     HEAVY RAIN       2 SSW NIWOT             40.07N 105.17W
09/11/2013  M2.93 INCH       BOULDER            CO   TRAINED SPOTTER

            STORM TOTAL SO FAR WITH 0.79 INCHES PAST HOUR

1126 PM     HEAVY RAIN       5 E BOULDER             40.03N 105.16W
09/11/2013  M6.65 INCH       BOULDER            CO   TRAINED SPOTTER

            STORM TOTAL SINCE MONDAY WITH 0.36 INCHES PAST HOUR

1115 PM     FLASH FLOOD      5 E LAPORTE             40.62N 105.03W
09/11/2013                   LARIMER            CO   LAW ENFORCEMENT

            ROAD CLOSED AT 27E AND 25E BETWEEN 52E AND 54E DUE TO
            FLASH FLOODING.

1100 PM     FLASH FLOOD      8 WSW LOVELAND          40.37N 105.21W
09/11/2013                   LARIMER            CO   TRAINED SPOTTER

            4.12 INCHES OF RAIN PAST 4 HOURS. ROADS ARE WASHED OUT

1039 PM     FLASH FLOOD      12 N FORT COLLINS       40.73N 105.07W
09/11/2013                   LARIMER            CO   TRAINED SPOTTER

            ROAD CLOSED DUE TO WATER OVER THE ROAD

1039 PM     FLASH FLOOD      18 WNW FORT COLLINS     40.65N 105.39W
09/11/2013                   LARIMER            CO   TRAINED SPOTTER

            HIGHWAY 14 FROM RUSTIC TO TEDS PLACE IS CLOSED DUE TO
            FLOODING AND DEBRIS

1038 PM     HEAVY RAIN       3 E LAFAYETTE           39.99N 105.04W
09/11/2013  M4.52 INCH       BROOMFIELD         CO   TRAINED SPOTTER

            2.97 INCHES SO FAR TODAY

1038 PM     FLASH FLOOD      5 W BOULDER             40.03N 105.35W
09/11/2013                   BOULDER            CO   TRAINED SPOTTER

            INGRAM GULCH IS CLOSED AND WATER IS NOW FLOWING OVER GOLD
            RUN ROAD.

1025 PM     FLASH FLOOD      9 S BOULDER             39.90N 105.25W
09/11/2013                   JEFFERSON          CO   EMERGENCY MNGR

            FLOODING AND DEBRIS HIGHWAY 72 WEST OF HIGHWAY 93 AT THE
            BASE OF COAL CREEK CANYON

1000 PM     HEAVY RAIN       13 NW GOLDEN            39.87N 105.39W
09/11/2013  M2.31 INCH       JEFFERSON          CO   TRAINED SPOTTER

            PAST 16 HOURS. BEAVER CREEK IS BANKFULL. COAL CREEK IS
            OVERBANK AND WASHING OVER HWY 72 AT TWIN SPRUCE

1000 PM     FLASH FLOOD      BOULDER                 40.03N 105.25W
09/11/2013                   BOULDER            CO   EMERGENCY MNGR

            3RD ST AND CANYON AND EASTBOUND BASELINE AT FOOTHILLS
            HAVE PARTIAL CLOSURES DUE TO DEBRIS. FLOODING AT 9TH AND
            BALSAM.

1000 PM     HEAVY RAIN       5 E BOULDER             40.03N 105.16W
09/11/2013  M6.29 INCH       BOULDER            CO   TRAINED SPOTTER

            2.35 INCHES PAST 3 HOURS. THE 6.29 INCHES IS THE TOTAL SO
            FAR SINCE 5 PM MONDAY

0920 PM     HEAVY RAIN       2 SE BOULDER            40.01N 105.22W
09/11/2013  M3.35 INCH       BOULDER            CO   MESONET

            PAST 6 HOURS

0914 PM     HEAVY RAIN       LYONS                   40.22N 105.27W
09/11/2013  M3.50 INCH       BOULDER            CO   BROADCAST MEDIA

            PAST 24 HOURS

0846 PM     HEAVY RAIN       SUPERIOR                39.93N 105.15W
09/11/2013  M1.90 INCH       BOULDER            CO   TRAINED SPOTTER

            1.3 INCHES SINCE 5 PM

0830 PM     HEAVY RAIN       7 E FORT COLLINS        40.56N 104.93W
09/11/2013  M1.05 INCH       WELD               CO   TRAINED SPOTTER

            PAST 25 MINUTES

0803 PM     HEAVY RAIN       1 NW LOUISVILLE         39.98N 105.15W
09/11/2013  M1.10 INCH       BOULDER            CO   TRAINED SPOTTER

            PAST HOUR

0700 PM     HEAVY RAIN       5 NE BOULDER            40.08N 105.18W
09/11/2013  M4.03 INCH       BOULDER            CO   TRAINED SPOTTER

            1.41 INCHES PAST 12 HOURS

0650 PM     FLASH FLOOD      2 SE NIWOT              40.08N 105.13W
09/11/2013                   BOULDER            CO   NWS EMPLOYEE

            WATER AT A DEPTH OF 9 TO 12 INCHES DEEP AND 50 FEET WIDE
            WAS RUNNING OVER THE INTERSECTION OF 95TH STREET AND
            LOOKOUT ROAD.

0628 PM     HEAVY RAIN       ERIE                    40.03N 105.05W
09/11/2013  M2.50 INCH       WELD               CO   BROADCAST MEDIA

            PAST TWO HOURS.

0600 PM     HEAVY RAIN       5 NE NORTHGLENN         39.96N 104.91W
09/11/2013  M2.10 INCH       ADAMS              CO   NWS EMPLOYEE

            SINCE NOON YESTERDAY

0212 PM     HEAVY RAIN       GENESEE                 39.69N 105.27W
09/11/2013  M4.15 INCH       JEFFERSON          CO   TRAINED SPOTTER

            48 HOUR RAINFALL TOTAL

&&

JK
Local storm report, Sep 12, 1:40 AM MDT, 5 hours 44 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE DENVER CO
140 AM MDT THU SEP 12 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0130 AM     HEAVY RAIN       2 S ESTES PARK          40.34N 105.52W
09/12/2013  M2.22 INCH       LARIMER            CO   TRAINED SPOTTER

            PAST 2 HOURS

0124 AM     FLASH FLOOD      BOULDER                 40.03N 105.25W
09/12/2013                   BOULDER            CO   TRAINED SPOTTER

            SIGNIFICANT FLOODING AT THE JUSTICE CENTER IN DOWNTOWN
            BOULDER

0102 AM     FLASH FLOOD      JAMESTOWN               40.12N 105.39W
09/12/2013                   BOULDER            CO   EMERGENCY MNGR

            MULTIPLE HOMES COLLAPSED NEAR JAMESTOWN

0101 AM     HEAVY RAIN       5 NE WARD               40.12N 105.44W
09/12/2013  M6.16 INCH       BOULDER            CO   TRAINED SPOTTER

            SINCE MONDAY. 4.04 INCHES FROM MIDNIGHT TO MIDNIGHT ON
            THE 11TH

1210 AM     HEAVY RAIN       1 NW BOULDER            40.04N 105.26W
09/12/2013  M5.50 INCH       BOULDER            CO   TRAINED SPOTTER

            4.00 INCHES PAST 4 HOURS

1130 PM     HEAVY RAIN       3 W FORT COLLINS        40.56N 105.13W
09/11/2013  M2.51 INCH       LARIMER            CO   TRAINED SPOTTER

            STORM TOTAL SINCE MONDAY. 1.53 INCHES PAST 15 HOURS

1130 PM     HEAVY RAIN       2 SSW NIWOT             40.07N 105.17W
09/11/2013  M2.93 INCH       BOULDER            CO   TRAINED SPOTTER

            STORM TOTAL SO FAR WITH 0.79 INCHES PAST HOUR

1126 PM     HEAVY RAIN       5 E BOULDER             40.03N 105.16W
09/11/2013  M6.65 INCH       BOULDER            CO   TRAINED SPOTTER

            STORM TOTAL SINCE MONDAY WITH 0.36 INCHES PAST HOUR

1115 PM     FLASH FLOOD      5 E LAPORTE             40.62N 105.03W
09/11/2013                   LARIMER            CO   LAW ENFORCEMENT

            ROAD CLOSED AT 27E AND 25E BETWEEN 52E AND 54E DUE TO
            FLASH FLOODING.

1100 PM     FLASH FLOOD      8 WSW LOVELAND          40.37N 105.21W
09/11/2013                   LARIMER            CO   TRAINED SPOTTER

            4.12 INCHES OF RAIN PAST 4 HOURS. ROADS ARE WASHED OUT

1039 PM     FLASH FLOOD      18 WNW FORT COLLINS     40.65N 105.39W
09/11/2013                   LARIMER            CO   TRAINED SPOTTER

            HIGHWAY 14 FROM RUSTIC TO TEDS PLACE IS CLOSED DUE TO
            FLOODING AND DEBRIS

1039 PM     FLASH FLOOD      12 N FORT COLLINS       40.73N 105.07W
09/11/2013                   LARIMER            CO   TRAINED SPOTTER

            ROAD CLOSED DUE TO WATER OVER THE ROAD

1038 PM     FLASH FLOOD      5 W BOULDER             40.03N 105.35W
09/11/2013                   BOULDER            CO   TRAINED SPOTTER

            INGRAM GULCH IS CLOSED AND WATER IS NOW FLOWING OVER GOLD
            RUN ROAD.

1038 PM     HEAVY RAIN       3 E LAFAYETTE           39.99N 105.04W
09/11/2013  M4.52 INCH       BROOMFIELD         CO   TRAINED SPOTTER

            2.97 INCHES SO FAR TODAY

1025 PM     FLASH FLOOD      9 S BOULDER             39.90N 105.25W
09/11/2013                   JEFFERSON          CO   EMERGENCY MNGR

            FLOODING AND DEBRIS HIGHWAY 72 WEST OF HIGHWAY 93 AT THE
            BASE OF COAL CREEK CANYON

1000 PM     FLASH FLOOD      BOULDER                 40.03N 105.25W
09/11/2013                   BOULDER            CO   EMERGENCY MNGR

            3RD ST AND CANYON AND EASTBOUND BASELINE AT FOOTHILLS
            HAVE PARTIAL CLOSURES DUE TO DEBRIS. FLOODING AT 9TH AND
            BALSAM.

1000 PM     HEAVY RAIN       5 E BOULDER             40.03N 105.16W
09/11/2013  M6.29 INCH       BOULDER            CO   TRAINED SPOTTER

            2.35 INCHES PAST 3 HOURS. THE 6.29 INCHES IS THE TOTAL SO
            FAR SINCE 5 PM MONDAY

1000 PM     HEAVY RAIN       13 NW GOLDEN            39.87N 105.39W
09/11/2013  M2.31 INCH       JEFFERSON          CO   TRAINED SPOTTER

            PAST 16 HOURS. BEAVER CREEK IS BANKFULL. COAL CREEK IS
            OVERBANK AND WASHING OVER HWY 72 AT TWIN SPRUCE

0920 PM     HEAVY RAIN       2 SE BOULDER            40.01N 105.22W
09/11/2013  M3.35 INCH       BOULDER            CO   MESONET

            PAST 6 HOURS

0914 PM     HEAVY RAIN       LYONS                   40.22N 105.27W
09/11/2013  M3.50 INCH       BOULDER            CO   BROADCAST MEDIA

            PAST 24 HOURS

0846 PM     HEAVY RAIN       SUPERIOR                39.93N 105.15W
09/11/2013  M1.90 INCH       BOULDER            CO   TRAINED SPOTTER

            1.3 INCHES SINCE 5 PM

0830 PM     HEAVY RAIN       7 E FORT COLLINS        40.56N 104.93W
09/11/2013  M1.05 INCH       WELD               CO   TRAINED SPOTTER

            PAST 25 MINUTES

0803 PM     HEAVY RAIN       1 NW LOUISVILLE         39.98N 105.15W
09/11/2013  M1.10 INCH       BOULDER            CO   TRAINED SPOTTER

            PAST HOUR

0700 PM     HEAVY RAIN       5 NE BOULDER            40.08N 105.18W
09/11/2013  M4.03 INCH       BOULDER            CO   TRAINED SPOTTER

            1.41 INCHES PAST 12 HOURS

0650 PM     FLASH FLOOD      2 SE NIWOT              40.08N 105.13W
09/11/2013                   BOULDER            CO   NWS EMPLOYEE

            WATER AT A DEPTH OF 9 TO 12 INCHES DEEP AND 50 FEET WIDE
            WAS RUNNING OVER THE INTERSECTION OF 95TH STREET AND
            LOOKOUT ROAD.

0628 PM     HEAVY RAIN       ERIE                    40.03N 105.05W
09/11/2013  M2.50 INCH       WELD               CO   BROADCAST MEDIA

            PAST TWO HOURS.

0600 PM     HEAVY RAIN       5 NE NORTHGLENN         39.96N 104.91W
09/11/2013  M2.10 INCH       ADAMS              CO   NWS EMPLOYEE

            SINCE NOON YESTERDAY

0212 PM     HEAVY RAIN       GENESEE                 39.69N 105.27W
09/11/2013  M4.15 INCH       JEFFERSON          CO   TRAINED SPOTTER

            48 HOUR RAINFALL TOTAL

&&

JK
Local storm report, Sep 12, 2:56 AM MDT, 4 hours 28 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE DENVER CO
256 AM MDT THU SEP 12 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0236 AM     HEAVY RAIN       9 WNW LYONS             40.27N 105.43W
09/12/2013  E0.00 INCH       LARIMER            CO   TRAINED SPOTTER

            ONE OF THE FOUR DAMS IN THE BIG ELK MEADOWS AREA HAS
            BREACHED WHICH MAY COMPROMISE THE OTHER DAMS.

0228 AM     FLASH FLOOD      BOULDER                 40.03N 105.25W
09/12/2013                   BOULDER            CO   TRAINED SPOTTER

            WATER TO A DEPTH OF 2 TWO FEET RUNNNG DOWN THE HAWTHORNE
            ST IN THE NORTHERN PART OF BOULDER

0220 AM     HEAVY RAIN       LYONS                   40.22N 105.27W
09/12/2013  M2.80 INCH       BOULDER            CO   TRAINED SPOTTER

            SINCE 6 30 PM LAST NIGHT

0130 AM     HEAVY RAIN       2 S ESTES PARK          40.34N 105.52W
09/12/2013  M2.22 INCH       LARIMER            CO   TRAINED SPOTTER

            PAST 2 HOURS

0124 AM     FLASH FLOOD      BOULDER                 40.03N 105.25W
09/12/2013                   BOULDER            CO   TRAINED SPOTTER

            SIGNIFICANT FLOODING AT THE JUSTICE CENTER IN DOWNTOWN
            BOULDER

0102 AM     FLASH FLOOD      JAMESTOWN               40.12N 105.39W
09/12/2013                   BOULDER            CO   EMERGENCY MNGR

            MULTIPLE HOMES COLLAPSED NEAR JAMESTOWN

0101 AM     HEAVY RAIN       5 NE WARD               40.12N 105.44W
09/12/2013  M6.16 INCH       BOULDER            CO   TRAINED SPOTTER

            SINCE MONDAY. 4.04 INCHES FROM MIDNIGHT TO MIDNIGHT ON
            THE 11TH

1210 AM     HEAVY RAIN       1 NW BOULDER            40.04N 105.26W
09/12/2013  M5.50 INCH       BOULDER            CO   TRAINED SPOTTER

            4.00 INCHES PAST 4 HOURS

1130 PM     HEAVY RAIN       2 SSW NIWOT             40.07N 105.17W
09/11/2013  M2.93 INCH       BOULDER            CO   TRAINED SPOTTER

            STORM TOTAL SO FAR WITH 0.79 INCHES PAST HOUR

1130 PM     HEAVY RAIN       3 W FORT COLLINS        40.56N 105.13W
09/11/2013  M2.51 INCH       LARIMER            CO   TRAINED SPOTTER

            STORM TOTAL SINCE MONDAY. 1.53 INCHES PAST 15 HOURS

1126 PM     HEAVY RAIN       5 E BOULDER             40.03N 105.16W
09/11/2013  M6.65 INCH       BOULDER            CO   TRAINED SPOTTER

            STORM TOTAL SINCE MONDAY WITH 0.36 INCHES PAST HOUR

1115 PM     FLASH FLOOD      5 E LAPORTE             40.62N 105.03W
09/11/2013                   LARIMER            CO   LAW ENFORCEMENT

            ROAD CLOSED AT 27E AND 25E BETWEEN 52E AND 54E DUE TO
            FLASH FLOODING.

1100 PM     FLASH FLOOD      8 WSW LOVELAND          40.37N 105.21W
09/11/2013                   LARIMER            CO   TRAINED SPOTTER

            4.12 INCHES OF RAIN PAST 4 HOURS. ROADS ARE WASHED OUT

1039 PM     FLASH FLOOD      12 N FORT COLLINS       40.73N 105.07W
09/11/2013                   LARIMER            CO   TRAINED SPOTTER

            ROAD CLOSED DUE TO WATER OVER THE ROAD

1039 PM     FLASH FLOOD      18 WNW FORT COLLINS     40.65N 105.39W
09/11/2013                   LARIMER            CO   TRAINED SPOTTER

            HIGHWAY 14 FROM RUSTIC TO TEDS PLACE IS CLOSED DUE TO
            FLOODING AND DEBRIS

1038 PM     HEAVY RAIN       3 E LAFAYETTE           39.99N 105.04W
09/11/2013  M4.52 INCH       BROOMFIELD         CO   TRAINED SPOTTER

            2.97 INCHES SO FAR TODAY

1038 PM     FLASH FLOOD      5 W BOULDER             40.03N 105.35W
09/11/2013                   BOULDER            CO   TRAINED SPOTTER

            INGRAM GULCH IS CLOSED AND WATER IS NOW FLOWING OVER GOLD
            RUN ROAD.

1025 PM     FLASH FLOOD      9 S BOULDER             39.90N 105.25W
09/11/2013                   JEFFERSON          CO   EMERGENCY MNGR

            FLOODING AND DEBRIS HIGHWAY 72 WEST OF HIGHWAY 93 AT THE
            BASE OF COAL CREEK CANYON

1000 PM     HEAVY RAIN       5 E BOULDER             40.03N 105.16W
09/11/2013  M6.29 INCH       BOULDER            CO   TRAINED SPOTTER

            2.35 INCHES PAST 3 HOURS. THE 6.29 INCHES IS THE TOTAL SO
            FAR SINCE 5 PM MONDAY

1000 PM     FLASH FLOOD      BOULDER                 40.03N 105.25W
09/11/2013                   BOULDER            CO   EMERGENCY MNGR

            3RD ST AND CANYON AND EASTBOUND BASELINE AT FOOTHILLS
            HAVE PARTIAL CLOSURES DUE TO DEBRIS. FLOODING AT 9TH AND
            BALSAM.

1000 PM     HEAVY RAIN       13 NW GOLDEN            39.87N 105.39W
09/11/2013  M2.31 INCH       JEFFERSON          CO   TRAINED SPOTTER

            PAST 16 HOURS. BEAVER CREEK IS BANKFULL. COAL CREEK IS
            OVERBANK AND WASHING OVER HWY 72 AT TWIN SPRUCE

0920 PM     HEAVY RAIN       2 SE BOULDER            40.01N 105.22W
09/11/2013  M3.35 INCH       BOULDER            CO   MESONET

            PAST 6 HOURS

0914 PM     HEAVY RAIN       LYONS                   40.22N 105.27W
09/11/2013  M3.50 INCH       BOULDER            CO   BROADCAST MEDIA

            PAST 24 HOURS

0846 PM     HEAVY RAIN       SUPERIOR                39.93N 105.15W
09/11/2013  M1.90 INCH       BOULDER            CO   TRAINED SPOTTER

            1.3 INCHES SINCE 5 PM

0830 PM     HEAVY RAIN       7 E FORT COLLINS        40.56N 104.93W
09/11/2013  M1.05 INCH       WELD               CO   TRAINED SPOTTER

            PAST 25 MINUTES

0803 PM     HEAVY RAIN       1 NW LOUISVILLE         39.98N 105.15W
09/11/2013  M1.10 INCH       BOULDER            CO   TRAINED SPOTTER

            PAST HOUR

0700 PM     HEAVY RAIN       5 NE BOULDER            40.08N 105.18W
09/11/2013  M4.03 INCH       BOULDER            CO   TRAINED SPOTTER

            1.41 INCHES PAST 12 HOURS

0650 PM     FLASH FLOOD      2 SE NIWOT              40.08N 105.13W
09/11/2013                   BOULDER            CO   NWS EMPLOYEE

            WATER AT A DEPTH OF 9 TO 12 INCHES DEEP AND 50 FEET WIDE
            WAS RUNNING OVER THE INTERSECTION OF 95TH STREET AND
            LOOKOUT ROAD.

0628 PM     HEAVY RAIN       ERIE                    40.03N 105.05W
09/11/2013  M2.50 INCH       WELD               CO   BROADCAST MEDIA

            PAST TWO HOURS.

0600 PM     HEAVY RAIN       5 NE NORTHGLENN         39.96N 104.91W
09/11/2013  M2.10 INCH       ADAMS              CO   NWS EMPLOYEE

            SINCE NOON YESTERDAY

&&

JK
Local storm report, Sep 12, 4:35 AM MDT, 2 hours 49 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE DENVER CO
435 AM MDT THU SEP 12 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0236 AM     HEAVY RAIN       9 WNW LYONS             40.27N 105.43W
09/12/2013  E0.00 INCH       LARIMER            CO   TRAINED SPOTTER

            ONE OF THE FOUR DAMS IN THE BIG ELK MEADOWS AREA HAS
            BREACHED WHICH MAY COMPROMISE THE OTHER DAMS.

0228 AM     FLASH FLOOD      BOULDER                 40.03N 105.25W
09/12/2013                   BOULDER            CO   TRAINED SPOTTER

            WATER TO A DEPTH OF 2 TWO FEET RUNNNG DOWN THE HAWTHORNE
            ST IN THE NORTHERN PART OF BOULDER

0220 AM     HEAVY RAIN       LYONS                   40.22N 105.27W
09/12/2013  M2.80 INCH       BOULDER            CO   TRAINED SPOTTER

            SINCE 6 30 PM LAST NIGHT

0130 AM     HEAVY RAIN       2 S ESTES PARK          40.34N 105.52W
09/12/2013  M2.22 INCH       LARIMER            CO   TRAINED SPOTTER

            PAST 2 HOURS

0124 AM     FLASH FLOOD      BOULDER                 40.03N 105.25W
09/12/2013                   BOULDER            CO   TRAINED SPOTTER

            SIGNIFICANT FLOODING AT THE JUSTICE CENTER IN DOWNTOWN
            BOULDER

0102 AM     FLASH FLOOD      JAMESTOWN               40.12N 105.39W
09/12/2013                   BOULDER            CO   EMERGENCY MNGR

            *** 1 FATAL *** MULTIPLE HOMES COLLAPSED AND DESTROYED
            NEAR JAMESTOWN.

0101 AM     HEAVY RAIN       5 NE WARD               40.12N 105.44W
09/12/2013  M6.16 INCH       BOULDER            CO   TRAINED SPOTTER

            SINCE MONDAY. 4.04 INCHES FROM MIDNIGHT TO MIDNIGHT ON
            THE 11TH

1210 AM     HEAVY RAIN       1 NW BOULDER            40.04N 105.26W
09/12/2013  M5.50 INCH       BOULDER            CO   TRAINED SPOTTER

            4.00 INCHES PAST 4 HOURS

1130 PM     HEAVY RAIN       3 W FORT COLLINS        40.56N 105.13W
09/11/2013  M2.51 INCH       LARIMER            CO   TRAINED SPOTTER

            STORM TOTAL SINCE MONDAY. 1.53 INCHES PAST 15 HOURS

1130 PM     HEAVY RAIN       2 SSW NIWOT             40.07N 105.17W
09/11/2013  M2.93 INCH       BOULDER            CO   TRAINED SPOTTER

            STORM TOTAL SO FAR WITH 0.79 INCHES PAST HOUR

1126 PM     HEAVY RAIN       5 E BOULDER             40.03N 105.16W
09/11/2013  M6.65 INCH       BOULDER            CO   TRAINED SPOTTER

            STORM TOTAL SINCE MONDAY WITH 0.36 INCHES PAST HOUR

1115 PM     FLASH FLOOD      5 E LAPORTE             40.62N 105.03W
09/11/2013                   LARIMER            CO   LAW ENFORCEMENT

            ROAD CLOSED AT 27E AND 25E BETWEEN 52E AND 54E DUE TO
            FLASH FLOODING.

1100 PM     FLASH FLOOD      8 WSW LOVELAND          40.37N 105.21W
09/11/2013                   LARIMER            CO   TRAINED SPOTTER

            4.12 INCHES OF RAIN PAST 4 HOURS. ROADS ARE WASHED OUT

1039 PM     FLASH FLOOD      18 WNW FORT COLLINS     40.65N 105.39W
09/11/2013                   LARIMER            CO   TRAINED SPOTTER

            HIGHWAY 14 FROM RUSTIC TO TEDS PLACE IS CLOSED DUE TO
            FLOODING AND DEBRIS

1039 PM     FLASH FLOOD      12 N FORT COLLINS       40.73N 105.07W
09/11/2013                   LARIMER            CO   TRAINED SPOTTER

            ROAD CLOSED DUE TO WATER OVER THE ROAD

1038 PM     FLASH FLOOD      5 W BOULDER             40.03N 105.35W
09/11/2013                   BOULDER            CO   TRAINED SPOTTER

            INGRAM GULCH IS CLOSED AND WATER IS NOW FLOWING OVER GOLD
            RUN ROAD.

1038 PM     HEAVY RAIN       3 E LAFAYETTE           39.99N 105.04W
09/11/2013  M4.52 INCH       BROOMFIELD         CO   TRAINED SPOTTER

            2.97 INCHES SO FAR TODAY

1025 PM     FLASH FLOOD      9 S BOULDER             39.90N 105.25W
09/11/2013                   JEFFERSON          CO   EMERGENCY MNGR

            FLOODING AND DEBRIS HIGHWAY 72 WEST OF HIGHWAY 93 AT THE
            BASE OF COAL CREEK CANYON

1000 PM     FLASH FLOOD      BOULDER                 40.03N 105.25W
09/11/2013                   BOULDER            CO   EMERGENCY MNGR

            3RD ST AND CANYON AND EASTBOUND BASELINE AT FOOTHILLS
            HAVE PARTIAL CLOSURES DUE TO DEBRIS. FLOODING AT 9TH AND
            BALSAM.

1000 PM     HEAVY RAIN       5 E BOULDER             40.03N 105.16W
09/11/2013  M6.29 INCH       BOULDER            CO   TRAINED SPOTTER

            2.35 INCHES PAST 3 HOURS. THE 6.29 INCHES IS THE TOTAL SO
            FAR SINCE 5 PM MONDAY

1000 PM     HEAVY RAIN       13 NW GOLDEN            39.87N 105.39W
09/11/2013  M2.31 INCH       JEFFERSON          CO   TRAINED SPOTTER

            PAST 16 HOURS. BEAVER CREEK IS BANKFULL. COAL CREEK IS
            OVERBANK AND WASHING OVER HWY 72 AT TWIN SPRUCE

0920 PM     HEAVY RAIN       2 SE BOULDER            40.01N 105.22W
09/11/2013  M3.35 INCH       BOULDER            CO   MESONET

            PAST 6 HOURS

0914 PM     HEAVY RAIN       LYONS                   40.22N 105.27W
09/11/2013  M3.50 INCH       BOULDER            CO   BROADCAST MEDIA

            PAST 24 HOURS

0846 PM     HEAVY RAIN       SUPERIOR                39.93N 105.15W
09/11/2013  M1.90 INCH       BOULDER            CO   TRAINED SPOTTER

            1.3 INCHES SINCE 5 PM

0830 PM     HEAVY RAIN       7 E FORT COLLINS        40.56N 104.93W
09/11/2013  M1.05 INCH       WELD               CO   TRAINED SPOTTER

            PAST 25 MINUTES

0803 PM     HEAVY RAIN       1 NW LOUISVILLE         39.98N 105.15W
09/11/2013  M1.10 INCH       BOULDER            CO   TRAINED SPOTTER

            PAST HOUR

0700 PM     HEAVY RAIN       5 NE BOULDER            40.08N 105.18W
09/11/2013  M4.03 INCH       BOULDER            CO   TRAINED SPOTTER

            1.41 INCHES PAST 12 HOURS

0650 PM     FLASH FLOOD      2 SE NIWOT              40.08N 105.13W
09/11/2013                   BOULDER            CO   NWS EMPLOYEE

            WATER AT A DEPTH OF 9 TO 12 INCHES DEEP AND 50 FEET WIDE
            WAS RUNNING OVER THE INTERSECTION OF 95TH STREET AND
            LOOKOUT ROAD.

0628 PM     HEAVY RAIN       ERIE                    40.03N 105.05W
09/11/2013  M2.50 INCH       WELD               CO   BROADCAST MEDIA

            PAST TWO HOURS.

0600 PM     HEAVY RAIN       5 NE NORTHGLENN         39.96N 104.91W
09/11/2013  M2.10 INCH       ADAMS              CO   NWS EMPLOYEE

            SINCE NOON YESTERDAY

&&

JK
Local storm report, Sep 12, 6:49 AM MDT, 35 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE DENVER CO
649 AM MDT THU SEP 12 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0650 PM     FLASH FLOOD      2 SE NIWOT              40.08N 105.13W
09/11/2013                   BOULDER            CO   NWS EMPLOYEE

            WATER AT A DEPTH OF 9 TO 12 INCHES DEEP AND 50 FEET WIDE
            WAS RUNNING OVER THE INTERSECTION OF 95TH STREET AND
            LOOKOUT ROAD.

0700 PM     HEAVY RAIN       5 NE BOULDER            40.08N 105.18W
09/11/2013  M4.03 INCH       BOULDER            CO   TRAINED SPOTTER

            1.41 INCHES PAST 12 HOURS

0803 PM     HEAVY RAIN       1 NW LOUISVILLE         39.98N 105.15W
09/11/2013  M1.10 INCH       BOULDER            CO   TRAINED SPOTTER

            PAST HOUR

0830 PM     HEAVY RAIN       7 E FORT COLLINS        40.56N 104.93W
09/11/2013  M1.05 INCH       WELD               CO   TRAINED SPOTTER

            PAST 25 MINUTES

0846 PM     HEAVY RAIN       SUPERIOR                39.93N 105.15W
09/11/2013  M1.90 INCH       BOULDER            CO   TRAINED SPOTTER

            1.3 INCHES SINCE 5 PM

0914 PM     HEAVY RAIN       LYONS                   40.22N 105.27W
09/11/2013  M3.50 INCH       BOULDER            CO   BROADCAST MEDIA

            PAST 24 HOURS

0920 PM     HEAVY RAIN       2 SE BOULDER            40.01N 105.22W
09/11/2013  M3.35 INCH       BOULDER            CO   MESONET

            PAST 6 HOURS

1000 PM     HEAVY RAIN       5 E BOULDER             40.03N 105.16W
09/11/2013  M6.29 INCH       BOULDER            CO   TRAINED SPOTTER

            2.35 INCHES PAST 3 HOURS. THE 6.29 INCHES IS THE TOTAL SO
            FAR SINCE 5 PM MONDAY

1000 PM     FLASH FLOOD      BOULDER                 40.03N 105.25W
09/11/2013                   BOULDER            CO   EMERGENCY MNGR

            3RD ST AND CANYON AND EASTBOUND BASELINE AT FOOTHILLS
            HAVE PARTIAL CLOSURES DUE TO DEBRIS. FLOODING AT 9TH AND
            BALSAM.

1000 PM     HEAVY RAIN       13 NW GOLDEN            39.87N 105.39W
09/11/2013  M2.31 INCH       JEFFERSON          CO   TRAINED SPOTTER

            PAST 16 HOURS. BEAVER CREEK IS BANKFULL. COAL CREEK IS
            OVERBANK AND WASHING OVER HWY 72 AT TWIN SPRUCE

1025 PM     FLASH FLOOD      9 S BOULDER             39.90N 105.25W
09/11/2013                   JEFFERSON          CO   EMERGENCY MNGR

            FLOODING AND DEBRIS HIGHWAY 72 WEST OF HIGHWAY 93 AT THE
            BASE OF COAL CREEK CANYON

1038 PM     HEAVY RAIN       3 E LAFAYETTE           39.99N 105.04W
09/11/2013  M4.52 INCH       BROOMFIELD         CO   TRAINED SPOTTER

            2.97 INCHES SO FAR TODAY

1038 PM     FLASH FLOOD      5 W BOULDER             40.03N 105.35W
09/11/2013                   BOULDER            CO   TRAINED SPOTTER

            INGRAM GULCH IS CLOSED AND WATER IS NOW FLOWING OVER GOLD
            RUN ROAD.

1039 PM     FLASH FLOOD      18 WNW FORT COLLINS     40.65N 105.39W
09/11/2013                   LARIMER            CO   TRAINED SPOTTER

            HIGHWAY 14 FROM RUSTIC TO TEDS PLACE IS CLOSED DUE TO
            FLOODING AND DEBRIS

1039 PM     FLASH FLOOD      12 N FORT COLLINS       40.73N 105.07W
09/11/2013                   LARIMER            CO   TRAINED SPOTTER

            ROAD CLOSED DUE TO WATER OVER THE ROAD

1100 PM     FLASH FLOOD      8 WSW LOVELAND          40.37N 105.21W
09/11/2013                   LARIMER            CO   TRAINED SPOTTER

            4.12 INCHES OF RAIN PAST 4 HOURS. ROADS ARE WASHED OUT

1115 PM     FLASH FLOOD      5 E LAPORTE             40.62N 105.03W
09/11/2013                   LARIMER            CO   LAW ENFORCEMENT

            ROAD CLOSED AT 27E AND 25E BETWEEN 52E AND 54E DUE TO
            FLASH FLOODING.

1126 PM     HEAVY RAIN       5 E BOULDER             40.03N 105.16W
09/11/2013  M6.65 INCH       BOULDER            CO   TRAINED SPOTTER

            STORM TOTAL SINCE MONDAY WITH 0.36 INCHES PAST HOUR

1130 PM     HEAVY RAIN       2 SSW NIWOT             40.07N 105.17W
09/11/2013  M2.93 INCH       BOULDER            CO   TRAINED SPOTTER

            STORM TOTAL SO FAR WITH 0.79 INCHES PAST HOUR

1130 PM     HEAVY RAIN       3 W FORT COLLINS        40.56N 105.13W
09/11/2013  M2.51 INCH       LARIMER            CO   TRAINED SPOTTER

            STORM TOTAL SINCE MONDAY. 1.53 INCHES PAST 15 HOURS

1210 AM     HEAVY RAIN       1 NW BOULDER            40.04N 105.26W
09/12/2013  M5.50 INCH       BOULDER            CO   TRAINED SPOTTER

            4.00 INCHES PAST 4 HOURS

0101 AM     HEAVY RAIN       5 NE WARD               40.12N 105.44W
09/12/2013  M6.16 INCH       BOULDER            CO   TRAINED SPOTTER

            SINCE MONDAY. 4.04 INCHES FROM MIDNIGHT TO MIDNIGHT ON
            THE 11TH

0102 AM     FLASH FLOOD      JAMESTOWN               40.12N 105.39W
09/12/2013                   BOULDER            CO   EMERGENCY MNGR

            *** 1 FATAL *** MULTIPLE HOMES COLLAPSED AND DESTROYED
            NEAR JAMESTOWN.

0124 AM     FLASH FLOOD      BOULDER                 40.03N 105.25W
09/12/2013                   BOULDER            CO   TRAINED SPOTTER

            SIGNIFICANT FLOODING AT THE JUSTICE CENTER IN DOWNTOWN
            BOULDER

0130 AM     HEAVY RAIN       2 S ESTES PARK          40.34N 105.52W
09/12/2013  M2.22 INCH       LARIMER            CO   TRAINED SPOTTER

            PAST 2 HOURS

0220 AM     HEAVY RAIN       LYONS                   40.22N 105.27W
09/12/2013  M2.80 INCH       BOULDER            CO   TRAINED SPOTTER

            SINCE 6 30 PM LAST NIGHT

0228 AM     FLASH FLOOD      BOULDER                 40.03N 105.25W
09/12/2013                   BOULDER            CO   TRAINED SPOTTER

            WATER TO A DEPTH OF 2 TWO FEET RUNNNG DOWN THE HAWTHORNE
            ST IN THE NORTHERN PART OF BOULDER

0236 AM     HEAVY RAIN       9 WNW LYONS             40.27N 105.43W
09/12/2013  E0.00 INCH       LARIMER            CO   TRAINED SPOTTER

            ONE OF THE FOUR DAMS IN THE BIG ELK MEADOWS AREA HAS
            BREACHED WHICH MAY COMPROMISE THE OTHER DAMS.

0505 AM     HEAVY RAIN       1 W FIRESTONE           40.12N 104.95W
09/12/2013  M4.80 INCH       WELD               CO   NWS EMPLOYEE

            LOTS OF RAIN WITH COUNTY ROAD 18 AND 20 FLOODED. ROADS
            PARALLEL TO I-25 AROUND COUNTY ROAD 11 FLOODED 6-8 INCHES
            DEEP

0508 AM     FLASH FLOOD      JAMESTOWN               40.12N 105.39W
09/12/2013                   BOULDER            CO   EMERGENCY MNGR

            SEVERAL MAJOR CREEK FLOODED WITH PEOPLE TRAPPED. CREEKS
            INCLUDE COAL CREEK, LEFT HAND CANYON, 4 MILE CREEK, SAINT
            VRAIN. PEOPLE ARE REPORTED TO BE TRAPPED ON THEIR ROOFS.

0542 AM     HEAVY RAIN       1 SSW LAFAYETTE         39.99N 105.10W
09/12/2013  M3.50 INCH       BOULDER            CO   TRAINED SPOTTER

            HEAVY RAIN WITH 3 FEET OF FLOODING IN SOME AREAS.

0542 AM     HEAVY RAIN       1 SE FREDERICK          40.09N 104.93W
09/12/2013  M6.15 INCH       WELD               CO   NWS EMPLOYEE

            6.15 INCHES SINCE 9 PM LAST NIGHT WITH 7.15 STORM TOTAL.

0542 AM     HEAVY RAIN       2 NE THORNTON           39.92N 104.93W
09/12/2013  M2.82 INCH       ADAMS              CO   TRAINED SPOTTER

            2.82 INCHES OF RAIN IN THE LAST 24 HOURS WITH A 5.37 INCH
            STORM TOTAL

&&

KBOWEN
Local storm report, Sep 12, 7:23 AM MDT, 1 minute before
PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE DENVER CO
723 AM MDT THU SEP 12 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0803 PM     HEAVY RAIN       1 NW LOUISVILLE         39.98N 105.15W
09/11/2013  M1.10 INCH       BOULDER            CO   TRAINED SPOTTER

            PAST HOUR

0830 PM     HEAVY RAIN       7 E FORT COLLINS        40.56N 104.93W
09/11/2013  M1.05 INCH       WELD               CO   TRAINED SPOTTER

            PAST 25 MINUTES

0846 PM     HEAVY RAIN       SUPERIOR                39.93N 105.15W
09/11/2013  M1.90 INCH       BOULDER            CO   TRAINED SPOTTER

            1.3 INCHES SINCE 5 PM

0914 PM     HEAVY RAIN       LYONS                   40.22N 105.27W
09/11/2013  M3.50 INCH       BOULDER            CO   BROADCAST MEDIA

            PAST 24 HOURS

0920 PM     HEAVY RAIN       2 SE BOULDER            40.01N 105.22W
09/11/2013  M3.35 INCH       BOULDER            CO   MESONET

            PAST 6 HOURS

1000 PM     HEAVY RAIN       5 E BOULDER             40.03N 105.16W
09/11/2013  M6.29 INCH       BOULDER            CO   TRAINED SPOTTER

            2.35 INCHES PAST 3 HOURS. THE 6.29 INCHES IS THE TOTAL SO
            FAR SINCE 5 PM MONDAY

1000 PM     FLASH FLOOD      BOULDER                 40.03N 105.25W
09/11/2013                   BOULDER            CO   EMERGENCY MNGR

            3RD ST AND CANYON AND EASTBOUND BASELINE AT FOOTHILLS
            HAVE PARTIAL CLOSURES DUE TO DEBRIS. FLOODING AT 9TH AND
            BALSAM.

1000 PM     HEAVY RAIN       13 NW GOLDEN            39.87N 105.39W
09/11/2013  M2.31 INCH       JEFFERSON          CO   TRAINED SPOTTER

            PAST 16 HOURS. BEAVER CREEK IS BANKFULL. COAL CREEK IS
            OVERBANK AND WASHING OVER HWY 72 AT TWIN SPRUCE

1025 PM     FLASH FLOOD      9 S BOULDER             39.90N 105.25W
09/11/2013                   JEFFERSON          CO   EMERGENCY MNGR

            FLOODING AND DEBRIS HIGHWAY 72 WEST OF HIGHWAY 93 AT THE
            BASE OF COAL CREEK CANYON

1038 PM     FLASH FLOOD      5 W BOULDER             40.03N 105.35W
09/11/2013                   BOULDER            CO   TRAINED SPOTTER

            INGRAM GULCH IS CLOSED AND WATER IS NOW FLOWING OVER GOLD
            RUN ROAD.

1038 PM     HEAVY RAIN       3 E LAFAYETTE           39.99N 105.04W
09/11/2013  M4.52 INCH       BROOMFIELD         CO   TRAINED SPOTTER

            2.97 INCHES SO FAR TODAY

1039 PM     FLASH FLOOD      12 N FORT COLLINS       40.73N 105.07W
09/11/2013                   LARIMER            CO   TRAINED SPOTTER

            ROAD CLOSED DUE TO WATER OVER THE ROAD

1039 PM     FLASH FLOOD      18 WNW FORT COLLINS     40.65N 105.39W
09/11/2013                   LARIMER            CO   TRAINED SPOTTER

            HIGHWAY 14 FROM RUSTIC TO TEDS PLACE IS CLOSED DUE TO
            FLOODING AND DEBRIS

1100 PM     FLASH FLOOD      8 WSW LOVELAND          40.37N 105.21W
09/11/2013                   LARIMER            CO   TRAINED SPOTTER

            4.12 INCHES OF RAIN PAST 4 HOURS. ROADS ARE WASHED OUT

1115 PM     FLASH FLOOD      5 E LAPORTE             40.62N 105.03W
09/11/2013                   LARIMER            CO   LAW ENFORCEMENT

            ROAD CLOSED AT 27E AND 25E BETWEEN 52E AND 54E DUE TO
            FLASH FLOODING.

1126 PM     HEAVY RAIN       5 E BOULDER             40.03N 105.16W
09/11/2013  M6.65 INCH       BOULDER            CO   TRAINED SPOTTER

            STORM TOTAL SINCE MONDAY WITH 0.36 INCHES PAST HOUR

1130 PM     HEAVY RAIN       2 SSW NIWOT             40.07N 105.17W
09/11/2013  M2.93 INCH       BOULDER            CO   TRAINED SPOTTER

            STORM TOTAL SO FAR WITH 0.79 INCHES PAST HOUR

1130 PM     HEAVY RAIN       3 W FORT COLLINS        40.56N 105.13W
09/11/2013  M2.51 INCH       LARIMER            CO   TRAINED SPOTTER

            STORM TOTAL SINCE MONDAY. 1.53 INCHES PAST 15 HOURS

1210 AM     HEAVY RAIN       1 NW BOULDER            40.04N 105.26W
09/12/2013  M5.50 INCH       BOULDER            CO   TRAINED SPOTTER

            4.00 INCHES PAST 4 HOURS

0101 AM     HEAVY RAIN       5 NE WARD               40.12N 105.44W
09/12/2013  M6.16 INCH       BOULDER            CO   TRAINED SPOTTER

            SINCE MONDAY. 4.04 INCHES FROM MIDNIGHT TO MIDNIGHT ON
            THE 11TH

0102 AM     FLASH FLOOD      JAMESTOWN               40.12N 105.39W
09/12/2013                   BOULDER            CO   EMERGENCY MNGR

            *** 1 FATAL *** MULTIPLE HOMES COLLAPSED AND DESTROYED
            NEAR JAMESTOWN.

0124 AM     FLASH FLOOD      BOULDER                 40.03N 105.25W
09/12/2013                   BOULDER            CO   TRAINED SPOTTER

            SIGNIFICANT FLOODING AT THE JUSTICE CENTER IN DOWNTOWN
            BOULDER

0130 AM     HEAVY RAIN       2 S ESTES PARK          40.34N 105.52W
09/12/2013  M2.22 INCH       LARIMER            CO   TRAINED SPOTTER

            PAST 2 HOURS

0220 AM     HEAVY RAIN       LYONS                   40.22N 105.27W
09/12/2013  M2.80 INCH       BOULDER            CO   TRAINED SPOTTER

            SINCE 6 30 PM LAST NIGHT

0228 AM     FLASH FLOOD      BOULDER                 40.03N 105.25W
09/12/2013                   BOULDER            CO   TRAINED SPOTTER

            WATER TO A DEPTH OF 2 TWO FEET RUNNNG DOWN THE HAWTHORNE
            ST IN THE NORTHERN PART OF BOULDER

0236 AM     HEAVY RAIN       9 WNW LYONS             40.27N 105.43W
09/12/2013  E0.00 INCH       LARIMER            CO   TRAINED SPOTTER

            ONE OF THE FOUR DAMS IN THE BIG ELK MEADOWS AREA HAS
            BREACHED WHICH MAY COMPROMISE THE OTHER DAMS.

0505 AM     HEAVY RAIN       1 W FIRESTONE           40.12N 104.95W
09/12/2013  M4.80 INCH       WELD               CO   NWS EMPLOYEE

            LOTS OF RAIN WITH COUNTY ROAD 18 AND 20 FLOODED. ROADS
            PARALLEL TO I-25 AROUND COUNTY ROAD 11 FLOODED 6-8 INCHES
            DEEP

0508 AM     FLASH FLOOD      JAMESTOWN               40.12N 105.39W
09/12/2013                   BOULDER            CO   EMERGENCY MNGR

            SEVERAL MAJOR CREEK FLOODED WITH PEOPLE TRAPPED. CREEKS
            INCLUDE COAL CREEK, LEFT HAND CANYON, 4 MILE CREEK, SAINT
            VRAIN. PEOPLE ARE REPORTED TO BE TRAPPED ON THEIR ROOFS.

0542 AM     HEAVY RAIN       1 SSW LAFAYETTE         39.99N 105.10W
09/12/2013  M3.50 INCH       BOULDER            CO   TRAINED SPOTTER

            HEAVY RAIN WITH 3 FEET OF FLOODING IN SOME AREAS.

0542 AM     HEAVY RAIN       2 NE THORNTON           39.92N 104.93W
09/12/2013  M2.82 INCH       ADAMS              CO   TRAINED SPOTTER

            2.82 INCHES OF RAIN IN THE LAST 24 HOURS WITH A 5.37 INCH
            STORM TOTAL

0542 AM     HEAVY RAIN       1 SE FREDERICK          40.09N 104.93W
09/12/2013  M6.15 INCH       WELD               CO   NWS EMPLOYEE

            6.15 INCHES SINCE 9 PM LAST NIGHT WITH 7.15 STORM TOTAL.

0655 AM     HEAVY RAIN       3 W JAMESTOWN           40.11N 105.44W
09/12/2013  M4.54 INCH       BOULDER            CO   TRAINED SPOTTER

            1 HOUR TOTAL IS 1.07 WITH A 24 HOUR TOTAL OF 4.54 AND
            SINCE MONDAY HAVE RECEIEVD 7.24 INCHES

0722 AM     HEAVY RAIN       1 SSE ESTES PARK        40.36N 105.51W
09/12/2013  M6.32 INCH       LARIMER            CO   TRAINED SPOTTER

&&

KBOWEN

The office that day

Everything else NWS Denver/Boulder, CO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 11, 6:36 PM MDTFlash Flood WarningBOUBoulder, Broomfield, Weld3 hr
Sep 11, 7:02 PM MDTFlash Flood WarningBOUBoulder3 hr
Sep 11, 7:23 PM MDTAreal Flood AdvisoryBOULarimer, Weld3 hr
Sep 11, 7:58 PM MDTFlash Flood WarningBOUAdams, Boulder, Broomfield, Weld3 hr
Sep 11, 8:25 PM MDTFlash Flood WarningBOULarimer3 hr
Sep 11, 8:28 PM MDTAreal Flood AdvisoryBOULarimer2 hr
Sep 11, 8:31 PM MDTAreal Flood AdvisoryBOUWashington119 min
Sep 11, 9:46 PM MDTFlash Flood WarningBOUBoulder, Jefferson3 hr
Sep 11, 9:47 PM MDTAreal Flood AdvisoryBOUArapahoe, Denver3 hr
Sep 11, 9:53 PM MDTAreal Flood WarningBOUAdams, Weld3 hr
Sep 11, 10:01 PM MDTFlash Flood WarningBOUAdams, Arapahoe, Denver3 hr
Sep 11, 10:16 PM MDTAreal Flood AdvisoryBOULarimer, Weld3 hr
Sep 11, 10:28 PM MDTAreal Flood AdvisoryBOULarimer3 hr
Sep 11, 10:49 PM MDTFlash Flood WarningBOULarimer5 hr
Sep 11, 11:16 PM MDTFlash Flood Warning EmergencyBOUBoulder, Jefferson5 hr
Sep 11, 11:42 PM MDTFlash Flood WarningBOUBroomfield3 hr
Sep 12, 12:02 AM MDTRiver Flood WarningBOUBoulder6 hr
Sep 12, 12:02 AM MDTRiver Flood WarningBOUBoulder2 hr
Sep 12, 12:02 AM MDTRiver Flood WarningBOUBoulder17 hr
Sep 12, 12:31 AM MDTFlash Flood WarningBOULarimer, Weld4 hr
Sep 12, 12:37 AM MDTAreal Flood AdvisoryBOUAdams, Weld3 hr
Sep 12, 12:59 AM MDTAreal Flood WarningBOUAdams, Arapahoe, Denver3 hr
Sep 12, 2:04 AM MDTFlash Flood WarningBOUWeld3 hr
Sep 12, 2:34 AM MDTFlash Flood WarningBOULarimer3 hr
Sep 12, 2:50 AM MDTAreal Flood AdvisoryBOUAdams3 hr
Sep 12, 3:07 AM MDTFlash Flood Warning EmergencyBOUWeld4 hr
Sep 12, 4:10 AM MDTFlash Flood WarningBOUBoulder3 hr
Sep 12, 4:18 AM MDTFlash Flood WarningBOULarimer3 hr
Sep 12, 4:20 AM MDTFlash Flood Warning EmergencyBOUAdams3 hr
Sep 12, 4:36 AM MDTRiver Flood AdvisoryBOULarimer6 hr
Sep 12, 5:00 AM MDTFlash Flood WatchBOUAdams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 7 more40 hr
Sep 12, 5:24 AM MDTAreal Flood AdvisoryBOUAdams, Denver3 hr
Sep 12, 5:59 AM MDTAreal Flood WarningBOULarimer9 hr
Sep 12, 6:01 AM MDTFlash Flood WarningBOUAdams, Denver3 hr
Sep 12, 6:09 AM MDTRiver Flood WarningBOUAdams20 hr
Sep 12, 6:09 AM MDTRiver Flood WarningBOUWeld9 days
Sep 12, 6:09 AM MDTRiver Flood WarningBOUMorgan6 days
Sep 12, 6:09 AM MDTRiver Flood WarningBOULogan, Morgan, Washington8 days
Sep 12, 6:19 AM MDTRiver Flood WarningBOULarimer14 hr
Sep 12, 6:52 AM MDTFlash Flood WarningBOUWeld3 hr
Sep 12, 6:55 AM MDTFlash Flood WarningBOUAdams3 hr
Sep 12, 7:05 AM MDTFlash Flood WarningBOULarimer3 hr
Sep 12, 7:06 AM MDTRiver Flood WarningBOULarimer5 days
Sep 12, 7:12 AM MDTFlash Flood WarningBOUBoulder3 hr
Sep 12, 7:32 AM MDTAreal Flood AdvisoryBOUArapahoe3 hr
Sep 12, 8:28 AM MDTAreal Flood WarningBOUAdams, Arapahoe, Boulder, Broomfield, Denver, Jefferson and 2 more12 hr
Sep 12, 8:36 AM MDTFlash Flood WarningBOUBoulder3 hr
Sep 12, 9:02 AM MDTFlash Flood WarningBOUAdams, Arapahoe, Denver3 hr
Sep 12, 9:12 AM MDTFlash Flood WarningBOUArapahoe, Denver3 hr
Sep 12, 9:51 AM MDTFlash Flood WarningBOULarimer3 hr
Sep 12, 10:02 AM MDTFlash Flood WarningBOUBoulder3 hr
Sep 12, 10:44 AM MDTFlash Flood WarningBOULarimer3 hr
Sep 12, 10:58 AM MDTRiver Flood WarningBOUWeld6 days
Sep 12, 12:04 PM MDTRiver Flood WarningBOUBoulder19 hr
Sep 12, 12:14 PM MDTFlash Flood WarningBOUAdams, Arapahoe, Denver3 hr
Sep 12, 12:35 PM MDTFlash Flood WarningBOULarimer9 hr
Sep 12, 1:42 PM MDTFlash Flood WarningBOULarimer3 hr
Sep 12, 3:13 PM MDTAreal Flood AdvisoryBOUArapahoe, Elbert3 hr
Sep 12, 3:29 PM MDTFlash Flood Warning EmergencyBOUBoulder, Jefferson8 hr
Sep 12, 4:35 PM MDTRiver Flood WarningBOULarimer4 hr
Sep 12, 4:35 PM MDTRiver Flood WarningBOULarimer4 hr
Sep 12, 5:04 PM MDTFlash Flood WarningBOUArapahoe, Denver, Douglas4 hr

Nearby

Flash Flood Warnings in Colorado, 2013Every flash flood warning in 2013

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.