Alert archive / Colorado / Wind Chill Advisories in 2019

Wind Chill Advisory 3, NWS Denver/Boulder, CO

March 3, 201916 counties in Colorado

NWS Denver/Boulder, CO issued this wind chill advisory at Mar 3, 2019, 3:36 AM MST for 16 counties in Colorado. It took effect at Mar 3, 2019, 8:01 PM MST. It was in force for 13 hr.

The area

The counties it named.

The facts

Issued
Mar 3, 2019, 3:36 AM MST (10:36 UTC)
In effect from
Mar 3, 2019, 8:01 PM MST
Expired
Mar 4, 2019, 9:00 AM MST
In force
13 hr
Issued by
NWS Denver/Boulder, CO

Counties Adams County, CO, Arapahoe County, CO, Boulder County, CO, Broomfield County, CO, Denver County, CO, Douglas County, CO, Elbert County, CO, Jefferson County, CO, Larimer County, CO, Lincoln County, CO, Logan County, CO, Morgan County, CO, Phillips County, CO, Sedgwick County, CO, Washington County, CO, Weld County, CO

The radar

The Denver radar (KFTG), 42 km from the middle of the area, began a volume at 10:36 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 nearest sounding before it

Denver, CO (KDEN), launched 00:00Z, 10.6 hours before the alert went out and 80 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 00:00Z on 2019-03-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 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 00:00Z on 2019-03-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 100 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
626 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
100 m²/s²
0-3 km storm-relative helicity
297 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this wind chill advisory 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 wind chill advisory went out at Mar 2, 7:37 PM MST, 7 hours 59 minutes earlier.

Area forecast discussion, Mar 2, 7:37 PM MST, 7 hours 59 minutes before
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Hazardous weather outlook, Mar 2, 11:08 AM MST, 16 hours 28 minutes before
Hazardous Weather Outlook
National Weather Service Denver/Boulder CO
1108 AM MST Sat Mar 2 2019

COZ030>051-031815-
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-
1108 AM MST Sat Mar 2 2019

...WINTER STORM WARNING NORTHERN AND CENTRAL MOUNTAINS THROUGH
SUNDAY AFTERNOON...
...WINTER STORM WARNING FRONT RANGE FOOTHILLS AND NORTHERN I-25
URBAN CORRIDOR THROUGH SUNDAY MORNING...
...WINTER WEATHER ADVISORY NORTH PARK AND MIDDLE PARK BELOW 9000
FEET THROUGH SUNDAY MORNING...
...WINTER WEATHER ADVISORY NORTHEAST COLORADO PLAINS THROUGH
SUNDAY MORNING...

This hazardous weather outlook is for northeast and north central
Colorado.

.DAY ONE...Today and Tonight

Moderate to heavy snow is expected to continue falling in the mountains
through this afternoon and tonight. Six to 12 inches of
additional accumulation are expected through this afternoon and
evening. Winter Storm Warnings remain in effect for the difficult
travel conditions that are expected.

Moderate snow is also expected over the northern Front Range
foothills and out over the northern I-25 corridor through this
afternoon. Several inches of new snow are expected to fall on the
snow that fell earlier this morning.

On the plains, arctic air is moving in from the northern plains
which will keep temperatures quite cold. Upslope winds at low
levels will combine with moist flow aloft to bring increasing
snow across the plains through the afternoon and evening. Bands of
enhanced snowfall will be possible through this evening and overnight,
most likely over the Denver metro area and Palmer Divide.
Accumulations over the plains will range from 3 to 8 inches by
Sunday morning with higher amounts possible in and near the
foothills.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Snow will continue over most of the mountains through Sunday
night, and will be heavy at times along the I-70 Corridor through
Summit County. Travel will be difficult in the Colorado high
country, and road closures will be possible. Total snow
accumulations by the time the storm winds down late Sunday night
are expected to range from 2 to 3 feet over some of the higher
mountains.

Over the plains and foothills, snow is expected to diminish early
Sunday morning, but then pick up again late Sunday afternoon and
evening as another weather disturbance crosses over the state.
This will likely bring another round of accumulating snowfall to
northeast Colorado, with 1 to 3 inches possible. Snow covered
roads and slick travel conditions can be expected through much of
this period, as very cold temperatures settle over the region. Low
temperatures Sunday night will likely drop below zero in most
locations.

Another wet storm system is expected to reach the mountains by
Wednesday and Wednesday night, with more high country snowfall.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today or tonight, but snow
reports will be appreciated.

In the hours before

Local storm report, Mar 2, 9:40 PM MST, 5 hours 56 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DENVER CO
940 PM MST SAT MAR 2 2019

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

0927 PM     SNOW             3 NE ENGLEWOOD          39.68N 104.98W
03/02/2019  M2.5 INCH        DENVER             CO   TRAINED SPOTTER

0924 PM     SNOW             4 NE NEDERLAND          39.99N 105.45W
03/02/2019  M4.5 INCH        BOULDER            CO   TRAINED SPOTTER

            CORRECTS PREVIOUS SNOW REPORT FROM 4 NE
            NEDERLAND.

0852 PM     SNOW             1 W NORTHGLENN          39.91N 104.99W
03/02/2019  M2.1 INCH        ADAMS              CO   TRAINED SPOTTER

0852 PM     SNOW             1 E EDGEWATER           39.75N 105.04W
03/02/2019  M2.0 INCH        DENVER             CO   TRAINED SPOTTER

0800 PM     SNOW             2 WNW BROOMFIELD        39.93N 105.09W
03/02/2019  M2.5 INCH        BROOMFIELD         CO   NWS EMPLOYEE

0748 PM     SNOW             1 W FIRESTONE           40.12N 104.96W
03/02/2019  M3.6 INCH        WELD               CO   PUBLIC

0637 PM     SNOW             3 W WINDSOR             40.47N 104.96W
03/02/2019  M5.8 INCH        LARIMER            CO   TRAINED SPOTTER

0554 PM     SNOW             2 N LONGMONT            40.20N 105.11W
03/02/2019  M3.7 INCH        BOULDER            CO   TRAINED SPOTTER

0530 PM     SNOW             1 NNE ESTES PARK        40.39N 105.51W
03/02/2019  M15.5 INCH       LARIMER            CO   TRAINED SPOTTER

0510 PM     SNOW             6 E ESTES PARK          40.38N 105.44W
03/02/2019  E16.0 INCH       LARIMER            CO   PUBLIC

0500 PM     SNOW             2 S DENVER INTL AIRPORT 39.84N 104.67W
03/02/2019  M0.2 INCH        DENVER             CO   OFFICIAL NWS OBS

0400 PM     SNOW             MIDTOWN GREELEY         40.42N 104.69W
03/02/2019  M2.5 INCH        WELD               CO   PUBLIC

0319 PM     SNOW             1 N LONGMONT            40.19N 105.11W
03/02/2019  M4.0 INCH        BOULDER            CO   TRAINED SPOTTER

0203 PM     SNOW             2 E ESTES PARK          40.38N 105.48W
03/02/2019  M10.0 INCH       LARIMER            CO   TRAINED SPOTTER

            CORRECTS PREVIOUS SNOW REPORT FROM 2 E ESTES
            PARK.

1200 PM     SNOW             2 N CHEROKEE PARK       40.94N 105.50W
03/02/2019  M4.0 INCH        LARIMER            CO   TRAINED SPOTTER

1040 AM     SNOW             2 N FORT COLLINS        40.58N 105.07W
03/02/2019  M4.8 INCH        LARIMER            CO   PUBLIC

1030 AM     SNOW             3 SSW BOULDER           39.99N 105.26W
03/02/2019  M1.4 INCH        BOULDER            CO   NWS EMPLOYEE

1020 AM     HEAVY SNOW       2 N ESTES PARK          40.40N 105.52W
03/02/2019  M10.5 INCH       LARIMER            CO   COCORAHS

1011 AM     SNOW             3 S FORT COLLINS        40.51N 105.07W
03/02/2019  M3.0 INCH        LARIMER            CO   TRAINED SPOTTER

0958 AM     SNOW             2 N LONGMONT            40.20N 105.11W
03/02/2019  M2.1 INCH        BOULDER            CO   CO-OP OBSERVER

0920 AM     SNOW             2 NNE ERIE              40.06N 105.03W
03/02/2019  M1.3 INCH        WELD               CO   TRAINED SPOTTER

0900 AM     SNOW             4 E FORT COLLINS        40.56N 104.99W
03/02/2019  M5.1 INCH        LARIMER            CO   CO-OP OBSERVER

0852 AM     HEAVY SNOW       1 E BUCKHORN MOUNTAIN   40.58N 105.28W
03/02/2019  M8.7 INCH        LARIMER            CO   CO-OP OBSERVER

0847 AM     HEAVY SNOW       WELLINGTON              40.71N 105.01W
03/02/2019  M7.1 INCH        LARIMER            CO   TRAINED SPOTTER

0821 AM     SNOW             1 W FIRESTONE           40.12N 104.96W
03/02/2019  M1.4 INCH        WELD               CO   TRAINED SPOTTER

0817 AM     HEAVY SNOW       2 SE BRECKENRIDGE       39.48N 106.03W
03/02/2019  M10.0 INCH       SUMMIT             CO   TRAINED SPOTTER

0807 AM     SNOW             FORT COLLINS            40.56N 105.07W
03/02/2019  M4.7 INCH        LARIMER            CO   PUBLIC

0800 AM     HEAVY SNOW       2 ESE ALLENSPARK        40.19N 105.49W
03/02/2019  M8.1 INCH        BOULDER            CO   COCORAHS

0800 AM     SNOW             GEORGETOWN              39.72N 105.70W
03/02/2019  M3.1 INCH        CLEAR CREEK        CO   CO-OP OBSERVER

0800 AM     SNOW             WINTER PARK             39.89N 105.78W
03/02/2019  M4.9 INCH        GRAND              CO   CO-OP OBSERVER

0800 AM     HEAVY SNOW       4 SE GOULD              40.48N 105.97W
03/02/2019  M7.7 INCH        JACKSON            CO   CO-OP OBSERVER

0746 AM     SNOW             NIWOT                   40.10N 105.16W
03/02/2019  M1.3 INCH        BOULDER            CO   TRAINED SPOTTER

0740 AM     HEAVY SNOW       7 ENE VIRGINIA DALE     40.99N 105.23W
03/02/2019  M7.2 INCH        LARIMER            CO   TRAINED SPOTTER

0720 AM     SNOW             2 E LONGMONT            40.17N 105.07W
03/02/2019  M1.6 INCH        BOULDER            CO   CO-OP OBSERVER

0720 AM     SNOW             HORSETOOTH RESERVOIR    40.59N 105.16W
03/02/2019  M5.0 INCH        LARIMER            CO   PUBLIC

0717 AM     SNOW             2 E FORT COLLINS        40.55N 105.04W
03/02/2019  M3.4 INCH        LARIMER            CO   TRAINED SPOTTER

0713 AM     SNOW             1 N LAFAYETTE           40.01N 105.10W
03/02/2019  M1.0 INCH        BOULDER            CO   PUBLIC

0710 AM     HEAVY SNOW       HOURGLASS RESERVOIR     40.58N 105.63W
03/02/2019  M12.0 INCH       LARIMER            CO   CO-OP OBSERVER

0700 AM     SNOW             LYONS                   40.22N 105.27W
03/02/2019  M3.3 INCH        BOULDER            CO   COCORAHS

0700 AM     HEAVY SNOW       1 NW HYGIENE            40.20N 105.18W
03/02/2019  M1.5 INCH        BOULDER            CO   AMATEUR RADIO

0700 AM     HEAVY SNOW       4 ESE RED FEATHER LAKES 40.78N 105.51W
03/02/2019  M9.0 INCH        LARIMER            CO   COCORAHS

0700 AM     SNOW             4 WNW WELLINGTON        40.72N 105.07W
03/02/2019  M4.5 INCH        LARIMER            CO   COCORAHS

0700 AM     HEAVY SNOW       10 NNW LAPORTE          40.75N 105.20W
03/02/2019  M7.6 INCH        LARIMER            CO   COCORAHS

0700 AM     SNOW             2 NNW FORT COLLINS      40.58N 105.08W
03/02/2019  M4.9 INCH        LARIMER            CO   TRAINED SPOTTER

0700 AM     SNOW             4 WNW WINDSOR           40.51N 104.98W
03/02/2019  M3.3 INCH        LARIMER            CO   COCORAHS

0700 AM     SNOW             4 WSW BERTHOUD          40.28N 105.15W
03/02/2019  M3.1 INCH        LARIMER            CO   COCORAHS

0700 AM     HEAVY SNOW       5 W BELLVUE             40.63N 105.27W
03/02/2019  M6.0 INCH        LARIMER            CO   COCORAHS

0700 AM     SNOW             4 NNE TIMNATH           40.58N 104.95W
03/02/2019  M3.8 INCH        LARIMER            CO   COCORAHS

0700 AM     HEAVY SNOW       11 WSW LIVERMORE        40.73N 105.42W
03/02/2019  M9.0 INCH        LARIMER            CO   COCORAHS

0700 AM     SNOW             PEETZ                   40.96N 103.11W
03/02/2019  M2.0 INCH        LOGAN              CO   PUBLIC

0700 AM     SNOW             1 E DILLON              39.62N 106.02W
03/02/2019  M2.0 INCH        SUMMIT             CO   CO-OP OBSERVER

0700 AM     HEAVY SNOW       1 N EVANS               40.39N 104.70W
03/02/2019  M1.0 INCH        WELD               CO   AMATEUR RADIO

0657 AM     HEAVY SNOW       2 E ESTES PARK          40.38N 105.48W
03/02/2019  M6.0 INCH        LARIMER            CO   TRAINED SPOTTER

0645 AM     HEAVY SNOW       1 SSE ESTES PARK        40.36N 105.51W
03/02/2019  M7.2 INCH        LARIMER            CO   CO-OP OBSERVER

0630 AM     SNOW             HEREFORD                40.97N 104.30W
03/02/2019  M3.2 INCH        WELD               CO   TRAINED SPOTTER

0600 AM     SNOW             3 SSE SILVER PLUME      39.66N 105.71W
03/02/2019  M3.0 INCH        CLEAR CREEK        CO   CO-OP OBSERVER

0600 AM     SNOW             1 NNW LOVELAND          40.43N 105.08W
03/02/2019  M3.0 INCH        LARIMER            CO   CO-OP OBSERVER

0600 AM     SNOW             1 NNW LOVELAND          40.44N 105.08W
03/02/2019  M3.0 INCH        LARIMER            CO   COCORAHS

0400 AM     SNOW             5 W GREEN MTN RESERVOIR 39.86N 106.42W
03/02/2019  M3.0 INCH        SUMMIT             CO   MESONET

&&
Local storm report, Mar 2, 10:11 PM MST, 5 hours 25 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DENVER CO
1011 PM MST SAT MAR 2 2019

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

1007 PM     SNOW             3 SSW BOULDER           39.99N 105.26W
03/02/2019  M4.5 INCH        BOULDER            CO   NWS EMPLOYEE

0959 PM     SNOW             1 NE BROOKVALE          39.64N 105.41W
03/02/2019  M4.1 INCH        CLEAR CREEK        CO   TRAINED SPOTTER

0927 PM     SNOW             3 NE ENGLEWOOD          39.68N 104.98W
03/02/2019  M2.5 INCH        DENVER             CO   TRAINED SPOTTER

0924 PM     SNOW             4 NE NEDERLAND          39.99N 105.45W
03/02/2019  M4.5 INCH        BOULDER            CO   TRAINED SPOTTER

            CORRECTS PREVIOUS SNOW REPORT FROM 4 NE
            NEDERLAND.

0852 PM     SNOW             1 E EDGEWATER           39.75N 105.04W
03/02/2019  M2.0 INCH        DENVER             CO   TRAINED SPOTTER

0852 PM     SNOW             1 W NORTHGLENN          39.91N 104.99W
03/02/2019  M2.1 INCH        ADAMS              CO   TRAINED SPOTTER

0800 PM     SNOW             2 WNW BROOMFIELD        39.93N 105.09W
03/02/2019  M2.5 INCH        BROOMFIELD         CO   NWS EMPLOYEE

0748 PM     SNOW             1 W FIRESTONE           40.12N 104.96W
03/02/2019  M3.6 INCH        WELD               CO   PUBLIC

0637 PM     SNOW             3 W WINDSOR             40.47N 104.96W
03/02/2019  M5.8 INCH        LARIMER            CO   TRAINED SPOTTER

0554 PM     SNOW             2 N LONGMONT            40.20N 105.11W
03/02/2019  M3.7 INCH        BOULDER            CO   TRAINED SPOTTER

0530 PM     SNOW             1 NNE ESTES PARK        40.39N 105.51W
03/02/2019  M15.5 INCH       LARIMER            CO   TRAINED SPOTTER

0510 PM     SNOW             6 E ESTES PARK          40.38N 105.44W
03/02/2019  E16.0 INCH       LARIMER            CO   PUBLIC

0500 PM     SNOW             2 S DENVER INTL AIRPORT 39.84N 104.67W
03/02/2019  M0.2 INCH        DENVER             CO   OFFICIAL NWS OBS

0400 PM     SNOW             MIDTOWN GREELEY         40.42N 104.69W
03/02/2019  M2.5 INCH        WELD               CO   PUBLIC

0319 PM     SNOW             1 N LONGMONT            40.19N 105.11W
03/02/2019  M4.0 INCH        BOULDER            CO   TRAINED SPOTTER

0203 PM     SNOW             2 E ESTES PARK          40.38N 105.48W
03/02/2019  M10.0 INCH       LARIMER            CO   TRAINED SPOTTER

            CORRECTS PREVIOUS SNOW REPORT FROM 2 E ESTES
            PARK.

1200 PM     SNOW             2 N CHEROKEE PARK       40.94N 105.50W
03/02/2019  M4.0 INCH        LARIMER            CO   TRAINED SPOTTER

1040 AM     SNOW             2 N FORT COLLINS        40.58N 105.07W
03/02/2019  M4.8 INCH        LARIMER            CO   PUBLIC

1020 AM     HEAVY SNOW       2 N ESTES PARK          40.40N 105.52W
03/02/2019  M10.5 INCH       LARIMER            CO   COCORAHS

1011 AM     SNOW             3 S FORT COLLINS        40.51N 105.07W
03/02/2019  M3.0 INCH        LARIMER            CO   TRAINED SPOTTER

0920 AM     SNOW             2 NNE ERIE              40.06N 105.03W
03/02/2019  M1.3 INCH        WELD               CO   TRAINED SPOTTER

0900 AM     SNOW             4 E FORT COLLINS        40.56N 104.99W
03/02/2019  M5.1 INCH        LARIMER            CO   CO-OP OBSERVER

0852 AM     HEAVY SNOW       1 E BUCKHORN MOUNTAIN   40.58N 105.28W
03/02/2019  M8.7 INCH        LARIMER            CO   CO-OP OBSERVER

0847 AM     HEAVY SNOW       WELLINGTON              40.71N 105.01W
03/02/2019  M7.1 INCH        LARIMER            CO   TRAINED SPOTTER

0821 AM     SNOW             1 W FIRESTONE           40.12N 104.96W
03/02/2019  M1.4 INCH        WELD               CO   TRAINED SPOTTER

0817 AM     HEAVY SNOW       2 SE BRECKENRIDGE       39.48N 106.03W
03/02/2019  M10.0 INCH       SUMMIT             CO   TRAINED SPOTTER

0807 AM     SNOW             FORT COLLINS            40.56N 105.07W
03/02/2019  M4.7 INCH        LARIMER            CO   PUBLIC

0800 AM     SNOW             GEORGETOWN              39.72N 105.70W
03/02/2019  M3.1 INCH        CLEAR CREEK        CO   CO-OP OBSERVER

0800 AM     HEAVY SNOW       2 ESE ALLENSPARK        40.19N 105.49W
03/02/2019  M8.1 INCH        BOULDER            CO   COCORAHS

0800 AM     HEAVY SNOW       4 SE GOULD              40.48N 105.97W
03/02/2019  M7.7 INCH        JACKSON            CO   CO-OP OBSERVER

0800 AM     SNOW             WINTER PARK             39.89N 105.78W
03/02/2019  M4.9 INCH        GRAND              CO   CO-OP OBSERVER

0746 AM     SNOW             NIWOT                   40.10N 105.16W
03/02/2019  M1.3 INCH        BOULDER            CO   TRAINED SPOTTER

0740 AM     HEAVY SNOW       7 ENE VIRGINIA DALE     40.99N 105.23W
03/02/2019  M7.2 INCH        LARIMER            CO   TRAINED SPOTTER

0720 AM     SNOW             2 E LONGMONT            40.17N 105.07W
03/02/2019  M1.6 INCH        BOULDER            CO   CO-OP OBSERVER

0720 AM     SNOW             HORSETOOTH RESERVOIR    40.59N 105.16W
03/02/2019  M5.0 INCH        LARIMER            CO   PUBLIC

0717 AM     SNOW             2 E FORT COLLINS        40.55N 105.04W
03/02/2019  M3.4 INCH        LARIMER            CO   TRAINED SPOTTER

0713 AM     SNOW             1 N LAFAYETTE           40.01N 105.10W
03/02/2019  M1.0 INCH        BOULDER            CO   PUBLIC

0710 AM     HEAVY SNOW       HOURGLASS RESERVOIR     40.58N 105.63W
03/02/2019  M12.0 INCH       LARIMER            CO   CO-OP OBSERVER

0700 AM     HEAVY SNOW       1 N EVANS               40.39N 104.70W
03/02/2019  M1.0 INCH        WELD               CO   AMATEUR RADIO

0700 AM     HEAVY SNOW       11 WSW LIVERMORE        40.73N 105.42W
03/02/2019  M9.0 INCH        LARIMER            CO   COCORAHS

0700 AM     HEAVY SNOW       5 W BELLVUE             40.63N 105.27W
03/02/2019  M6.0 INCH        LARIMER            CO   COCORAHS

0700 AM     HEAVY SNOW       10 NNW LAPORTE          40.75N 105.20W
03/02/2019  M7.6 INCH        LARIMER            CO   COCORAHS

0700 AM     HEAVY SNOW       4 ESE RED FEATHER LAKES 40.78N 105.51W
03/02/2019  M9.0 INCH        LARIMER            CO   COCORAHS

0700 AM     SNOW             LYONS                   40.22N 105.27W
03/02/2019  M3.3 INCH        BOULDER            CO   COCORAHS

0700 AM     SNOW             PEETZ                   40.96N 103.11W
03/02/2019  M2.0 INCH        LOGAN              CO   PUBLIC

0700 AM     SNOW             2 NNW FORT COLLINS      40.58N 105.08W
03/02/2019  M4.9 INCH        LARIMER            CO   TRAINED SPOTTER

0700 AM     SNOW             4 WSW BERTHOUD          40.28N 105.15W
03/02/2019  M3.1 INCH        LARIMER            CO   COCORAHS

0700 AM     HEAVY SNOW       1 NW HYGIENE            40.20N 105.18W
03/02/2019  M1.5 INCH        BOULDER            CO   AMATEUR RADIO

0700 AM     SNOW             4 WNW WELLINGTON        40.72N 105.07W
03/02/2019  M4.5 INCH        LARIMER            CO   COCORAHS

0700 AM     SNOW             4 WNW WINDSOR           40.51N 104.98W
03/02/2019  M3.3 INCH        LARIMER            CO   COCORAHS

0700 AM     SNOW             4 NNE TIMNATH           40.58N 104.95W
03/02/2019  M3.8 INCH        LARIMER            CO   COCORAHS

0700 AM     SNOW             1 E DILLON              39.62N 106.02W
03/02/2019  M2.0 INCH        SUMMIT             CO   CO-OP OBSERVER

0657 AM     HEAVY SNOW       2 E ESTES PARK          40.38N 105.48W
03/02/2019  M6.0 INCH        LARIMER            CO   TRAINED SPOTTER

0645 AM     HEAVY SNOW       1 SSE ESTES PARK        40.36N 105.51W
03/02/2019  M7.2 INCH        LARIMER            CO   CO-OP OBSERVER

0630 AM     SNOW             HEREFORD                40.97N 104.30W
03/02/2019  M3.2 INCH        WELD               CO   TRAINED SPOTTER

0600 AM     SNOW             1 NNW LOVELAND          40.44N 105.08W
03/02/2019  M3.0 INCH        LARIMER            CO   COCORAHS

0600 AM     SNOW             1 NNW LOVELAND          40.43N 105.08W
03/02/2019  M3.0 INCH        LARIMER            CO   CO-OP OBSERVER

0600 AM     SNOW             3 SSE SILVER PLUME      39.66N 105.71W
03/02/2019  M3.0 INCH        CLEAR CREEK        CO   CO-OP OBSERVER

&&
Local storm report, Mar 2, 11:25 PM MST, 4 hours 11 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DENVER CO
1125 PM MST SAT MAR 2 2019

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

1114 PM     SNOW             3 S FORT COLLINS        40.51N 105.07W
03/02/2019  M6.1 INCH        LARIMER            CO   TRAINED SPOTTER

1100 PM     SNOW             DENVER INTL AIRPORT     39.84N 104.67W
03/02/2019  M3.2 INCH        DENVER             CO   OFFICIAL NWS OBS

1046 PM     SNOW             1 NE EVERGREEN          39.64N 105.33W
03/02/2019  M4.6 INCH        JEFFERSON          CO   TRAINED SPOTTER

1030 PM     SNOW             2 W LOUISVILLE          39.96N 105.18W
03/02/2019  M3.0 INCH        BOULDER            CO   TRAINED SPOTTER

1021 PM     SNOW             2 NW LOVELAND           40.44N 105.11W
03/02/2019  M5.5 INCH        LARIMER            CO   TRAINED SPOTTER

1017 PM     SNOW             NIWOT                   40.10N 105.17W
03/02/2019  M4.5 INCH        BOULDER            CO   TRAINED SPOTTER

            3.0 INCHES SINCE SNOW STARTED AGAIN AROUND 3
            PM.

1007 PM     SNOW             3 SSW BOULDER           39.99N 105.26W
03/02/2019  M4.5 INCH        BOULDER            CO   NWS EMPLOYEE

0959 PM     SNOW             1 NE BROOKVALE          39.64N 105.41W
03/02/2019  M4.1 INCH        CLEAR CREEK        CO   TRAINED SPOTTER

0927 PM     SNOW             3 NE ENGLEWOOD          39.68N 104.98W
03/02/2019  M2.5 INCH        DENVER             CO   TRAINED SPOTTER

0924 PM     SNOW             4 NE NEDERLAND          39.99N 105.45W
03/02/2019  M4.5 INCH        BOULDER            CO   TRAINED SPOTTER

            CORRECTS PREVIOUS SNOW REPORT FROM 4 NE
            NEDERLAND.

0852 PM     SNOW             1 W NORTHGLENN          39.91N 104.99W
03/02/2019  M2.1 INCH        ADAMS              CO   TRAINED SPOTTER

0852 PM     SNOW             1 E EDGEWATER           39.75N 105.04W
03/02/2019  M2.0 INCH        DENVER             CO   TRAINED SPOTTER

0800 PM     SNOW             2 WNW BROOMFIELD        39.93N 105.09W
03/02/2019  M2.5 INCH        BROOMFIELD         CO   NWS EMPLOYEE

0748 PM     SNOW             1 W FIRESTONE           40.12N 104.96W
03/02/2019  M3.6 INCH        WELD               CO   PUBLIC

0637 PM     SNOW             3 W WINDSOR             40.47N 104.96W
03/02/2019  M5.8 INCH        LARIMER            CO   TRAINED SPOTTER

0554 PM     SNOW             2 N LONGMONT            40.20N 105.11W
03/02/2019  M3.7 INCH        BOULDER            CO   TRAINED SPOTTER

0530 PM     SNOW             1 NNE ESTES PARK        40.39N 105.51W
03/02/2019  M15.5 INCH       LARIMER            CO   TRAINED SPOTTER

0510 PM     SNOW             6 E ESTES PARK          40.38N 105.44W
03/02/2019  E16.0 INCH       LARIMER            CO   PUBLIC

0400 PM     SNOW             MIDTOWN GREELEY         40.42N 104.69W
03/02/2019  M2.5 INCH        WELD               CO   PUBLIC

0319 PM     SNOW             1 N LONGMONT            40.19N 105.11W
03/02/2019  M4.0 INCH        BOULDER            CO   TRAINED SPOTTER

0203 PM     SNOW             2 E ESTES PARK          40.38N 105.48W
03/02/2019  M10.0 INCH       LARIMER            CO   TRAINED SPOTTER

            CORRECTS PREVIOUS SNOW REPORT FROM 2 E ESTES
            PARK.

1200 PM     SNOW             2 N CHEROKEE PARK       40.94N 105.50W
03/02/2019  M4.0 INCH        LARIMER            CO   TRAINED SPOTTER

1040 AM     SNOW             2 N FORT COLLINS        40.58N 105.07W
03/02/2019  M4.8 INCH        LARIMER            CO   PUBLIC

1011 AM     SNOW             3 S FORT COLLINS        40.51N 105.07W
03/02/2019  M3.0 INCH        LARIMER            CO   TRAINED SPOTTER

0920 AM     SNOW             2 NNE ERIE              40.06N 105.03W
03/02/2019  M1.3 INCH        WELD               CO   TRAINED SPOTTER

0900 AM     SNOW             4 E FORT COLLINS        40.56N 104.99W
03/02/2019  M5.1 INCH        LARIMER            CO   CO-OP OBSERVER

0821 AM     SNOW             1 W FIRESTONE           40.12N 104.96W
03/02/2019  M1.4 INCH        WELD               CO   TRAINED SPOTTER

0807 AM     SNOW             FORT COLLINS            40.56N 105.07W
03/02/2019  M4.7 INCH        LARIMER            CO   PUBLIC

0800 AM     SNOW             WINTER PARK             39.89N 105.78W
03/02/2019  M4.9 INCH        GRAND              CO   CO-OP OBSERVER

0800 AM     SNOW             GEORGETOWN              39.72N 105.70W
03/02/2019  M3.1 INCH        CLEAR CREEK        CO   CO-OP OBSERVER

0746 AM     SNOW             NIWOT                   40.10N 105.16W
03/02/2019  M1.3 INCH        BOULDER            CO   TRAINED SPOTTER

0720 AM     SNOW             HORSETOOTH RESERVOIR    40.59N 105.16W
03/02/2019  M5.0 INCH        LARIMER            CO   PUBLIC

0720 AM     SNOW             2 E LONGMONT            40.17N 105.07W
03/02/2019  M1.6 INCH        BOULDER            CO   CO-OP OBSERVER

0717 AM     SNOW             2 E FORT COLLINS        40.55N 105.04W
03/02/2019  M3.4 INCH        LARIMER            CO   TRAINED SPOTTER

0713 AM     SNOW             1 N LAFAYETTE           40.01N 105.10W
03/02/2019  M1.0 INCH        BOULDER            CO   PUBLIC

0700 AM     SNOW             PEETZ                   40.96N 103.11W
03/02/2019  M2.0 INCH        LOGAN              CO   PUBLIC

0700 AM     SNOW             LYONS                   40.22N 105.27W
03/02/2019  M3.3 INCH        BOULDER            CO   COCORAHS

0700 AM     SNOW             2 NNW FORT COLLINS      40.58N 105.08W
03/02/2019  M4.9 INCH        LARIMER            CO   TRAINED SPOTTER

0700 AM     SNOW             4 WNW WELLINGTON        40.72N 105.07W
03/02/2019  M4.5 INCH        LARIMER            CO   COCORAHS

0700 AM     SNOW             4 WNW WINDSOR           40.51N 104.98W
03/02/2019  M3.3 INCH        LARIMER            CO   COCORAHS

0700 AM     SNOW             4 NNE TIMNATH           40.58N 104.95W
03/02/2019  M3.8 INCH        LARIMER            CO   COCORAHS

0700 AM     SNOW             4 WSW BERTHOUD          40.28N 105.15W
03/02/2019  M3.1 INCH        LARIMER            CO   COCORAHS

0700 AM     SNOW             1 E DILLON              39.62N 106.02W
03/02/2019  M2.0 INCH        SUMMIT             CO   CO-OP OBSERVER

0630 AM     SNOW             HEREFORD                40.97N 104.30W
03/02/2019  M3.2 INCH        WELD               CO   TRAINED SPOTTER

0600 AM     SNOW             3 SSE SILVER PLUME      39.66N 105.71W
03/02/2019  M3.0 INCH        CLEAR CREEK        CO   CO-OP OBSERVER

0600 AM     SNOW             1 NNW LOVELAND          40.44N 105.08W
03/02/2019  M3.0 INCH        LARIMER            CO   COCORAHS

0600 AM     SNOW             1 NNW LOVELAND          40.43N 105.08W
03/02/2019  M3.0 INCH        LARIMER            CO   CO-OP OBSERVER

&&
Local storm report, Mar 3, 12:34 AM MST, 3 hours 2 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DENVER CO
1234 AM MST SUN MAR 3 2019

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

1233 AM     SNOW             LAFAYETTE               39.99N 105.10W
03/03/2019  M5.0 INCH        BOULDER            CO   PUBLIC

1200 AM     SNOW             1 W WHEAT RIDGE         39.77N 105.11W
03/03/2019  M3.5 INCH        JEFFERSON          CO   CO-OP OBSERVER

&&
Local storm report, Mar 3, 1:14 AM MST, 2 hours 22 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DENVER CO
114 AM MST SUN MAR 3 2019

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

0114 AM     SNOW             1 NNW LOUISVILLE        39.99N 105.15W
03/03/2019  M4.6 INCH        BOULDER            CO   TRAINED SPOTTER

&&
Local storm report, Mar 3, 1:43 AM MST, 1 hour 53 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE DENVER CO
143 AM MST SUN MAR 3 2019

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

0129 AM     SNOW             2 SW CENTENNIAL         39.57N 104.89W
03/03/2019  M4.3 INCH        ARAPAHOE           CO   PUBLIC

0114 AM     SNOW             1 NNW LOUISVILLE        39.99N 105.15W
03/03/2019  M4.6 INCH        BOULDER            CO   TRAINED SPOTTER

1233 AM     SNOW             LAFAYETTE               39.99N 105.10W
03/03/2019  M5.0 INCH        BOULDER            CO   PUBLIC

1200 AM     SNOW             1 W WHEAT RIDGE         39.77N 105.11W
03/03/2019  M3.5 INCH        JEFFERSON          CO   CO-OP OBSERVER

1114 PM     SNOW             3 S FORT COLLINS        40.51N 105.07W
03/02/2019  M6.1 INCH        LARIMER            CO   TRAINED SPOTTER

1100 PM     SNOW             DENVER INTL AIRPORT     39.84N 104.67W
03/02/2019  M3.2 INCH        DENVER             CO   OFFICIAL NWS OBS

1046 PM     SNOW             1 NE EVERGREEN          39.64N 105.33W
03/02/2019  M4.6 INCH        JEFFERSON          CO   TRAINED SPOTTER

1030 PM     SNOW             2 W LOUISVILLE          39.96N 105.18W
03/02/2019  M3.0 INCH        BOULDER            CO   TRAINED SPOTTER

1021 PM     SNOW             2 NW LOVELAND           40.44N 105.11W
03/02/2019  M5.5 INCH        LARIMER            CO   TRAINED SPOTTER

1017 PM     SNOW             NIWOT                   40.10N 105.17W
03/02/2019  M4.5 INCH        BOULDER            CO   TRAINED SPOTTER

            3.0 INCHES SINCE SNOW STARTED AGAIN AROUND 3
            PM.

1007 PM     SNOW             3 SSW BOULDER           39.99N 105.26W
03/02/2019  M4.5 INCH        BOULDER            CO   NWS EMPLOYEE

0959 PM     SNOW             1 NE BROOKVALE          39.64N 105.41W
03/02/2019  M4.1 INCH        CLEAR CREEK        CO   TRAINED SPOTTER

0927 PM     SNOW             3 NE ENGLEWOOD          39.68N 104.98W
03/02/2019  M2.5 INCH        DENVER             CO   TRAINED SPOTTER

0924 PM     SNOW             4 NE NEDERLAND          39.99N 105.45W
03/02/2019  M4.5 INCH        BOULDER            CO   TRAINED SPOTTER

            CORRECTS PREVIOUS SNOW REPORT FROM 4 NE
            NEDERLAND.

0852 PM     SNOW             1 W NORTHGLENN          39.91N 104.99W
03/02/2019  M2.1 INCH        ADAMS              CO   TRAINED SPOTTER

0852 PM     SNOW             1 E EDGEWATER           39.75N 105.04W
03/02/2019  M2.0 INCH        DENVER             CO   TRAINED SPOTTER

0800 PM     SNOW             2 WNW BROOMFIELD        39.93N 105.09W
03/02/2019  M2.5 INCH        BROOMFIELD         CO   NWS EMPLOYEE

0748 PM     SNOW             1 W FIRESTONE           40.12N 104.96W
03/02/2019  M3.6 INCH        WELD               CO   PUBLIC

0637 PM     SNOW             3 W WINDSOR             40.47N 104.96W
03/02/2019  M5.8 INCH        LARIMER            CO   TRAINED SPOTTER

0554 PM     SNOW             2 N LONGMONT            40.20N 105.11W
03/02/2019  M3.7 INCH        BOULDER            CO   TRAINED SPOTTER

0530 PM     SNOW             1 NNE ESTES PARK        40.39N 105.51W
03/02/2019  M15.5 INCH       LARIMER            CO   TRAINED SPOTTER

0510 PM     SNOW             6 E ESTES PARK          40.38N 105.44W
03/02/2019  E16.0 INCH       LARIMER            CO   PUBLIC

0400 PM     SNOW             MIDTOWN GREELEY         40.42N 104.69W
03/02/2019  M2.5 INCH        WELD               CO   PUBLIC

0319 PM     SNOW             1 N LONGMONT            40.19N 105.11W
03/02/2019  M4.0 INCH        BOULDER            CO   TRAINED SPOTTER

0203 PM     SNOW             2 E ESTES PARK          40.38N 105.48W
03/02/2019  M10.0 INCH       LARIMER            CO   TRAINED SPOTTER

            CORRECTS PREVIOUS SNOW REPORT FROM 2 E ESTES
            PARK.

1200 PM     SNOW             2 N CHEROKEE PARK       40.94N 105.50W
03/02/2019  M4.0 INCH        LARIMER            CO   TRAINED SPOTTER

1040 AM     SNOW             2 N FORT COLLINS        40.58N 105.07W
03/02/2019  M4.8 INCH        LARIMER            CO   PUBLIC

1011 AM     SNOW             3 S FORT COLLINS        40.51N 105.07W
03/02/2019  M3.0 INCH        LARIMER            CO   TRAINED SPOTTER

0920 AM     SNOW             2 NNE ERIE              40.06N 105.03W
03/02/2019  M1.3 INCH        WELD               CO   TRAINED SPOTTER

0900 AM     SNOW             4 E FORT COLLINS        40.56N 104.99W
03/02/2019  M5.1 INCH        LARIMER            CO   CO-OP OBSERVER

0807 AM     SNOW             FORT COLLINS            40.56N 105.07W
03/02/2019  M4.7 INCH        LARIMER            CO   PUBLIC

0800 AM     SNOW             WINTER PARK             39.89N 105.78W
03/02/2019  M4.9 INCH        GRAND              CO   CO-OP OBSERVER

0800 AM     SNOW             GEORGETOWN              39.72N 105.70W
03/02/2019  M3.1 INCH        CLEAR CREEK        CO   CO-OP OBSERVER

&&

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 3, 3:36 AM MSTWind Chill AdvisoryBOUAdams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 10 more5 hr

Nearby

Wind Chill Advisories in Colorado, 2019Every wind chill advisory in 2019

Sources

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