Alert archive / Nebraska / Frost Advisories in 2016

Frost Advisory 2, NWS North Platte, NE

May 14, 20167 counties in Nebraska

NWS North Platte, NE issued this frost advisory at May 14, 2016, 3:28 PM CDT for 7 counties in Nebraska. It took effect at May 15, 2016, 4:00 AM CDT. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
May 14, 2016, 3:28 PM CDT (20:28 UTC)
In effect from
May 15, 2016, 4:00 AM CDT
Expired
May 15, 2016, 9:00 AM CDT
In force
5 hr
Issued by
NWS North Platte, NE

Counties Blaine County, NE, Brown County, NE, Cherry County, NE, Custer County, NE, Garfield County, NE, Loup County, NE, Wheeler County, NE

The radar

The North Platte radar (KLNX), 75 km from the middle of the area, began a volume at 20:27 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

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 8.5 hours before the alert went out and 124 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, N. Platte/Lee Bi, NE at 12:00Z on 2016-05-14Temperature 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 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, N. Platte/Lee Bi, NE at 12:00Z on 2016-05-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -83 square meters per square second.1939587897Sfc1 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
1548 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
-83 m²/s²
0-3 km storm-relative helicity
39 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

390 
WWUS73 KLBF 142028
NPWLBF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
328 PM CDT SAT MAY 14 2016

NEZ005-008-026>029-038-151030-
/O.NEW.KLBF.FR.Y.0002.160515T0900Z-160515T1400Z/
EASTERN CHERRY-BROWN-BLAINE-LOUP-GARFIELD-WHEELER-CUSTER-
INCLUDING THE CITIES OF...VALENTINE...AINSWORTH...DUNNING...
PURDUM...BREWSTER...TAYLOR...BURWELL...BARTLETT...ERICSON...
BROKEN BOW
328 PM CDT SAT MAY 14 2016 /228 PM MDT SAT MAY 14 2016/

...FROST ADVISORY IN EFFECT FROM 4 AM CDT /3 AM MDT/ TO 9 AM CDT
/8 AM MDT/ SUNDAY...

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A FROST
ADVISORY...WHICH IS IN EFFECT FROM 4 AM CDT /3 AM MDT/ TO 9 AM
CDT /8 AM MDT/ SUNDAY. 

* TEMPERATURE: TEMPERATURES WILL FALL INTO THE LOW 30S EARLY
  SUNDAY MORNING.

* IMPACTS: THE COLD TEMPERATURES WILL KILL GARDEN CROPS AND OTHER
  SENSITIVE PLANTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FROST ADVISORY MEANS THAT WIDESPREAD FROST IS EXPECTED.
SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED.

&&

$$

KULIK
2 follow-up statements
155 
WWUS73 KLBF 151006
NPWLBF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
506 AM CDT SUN MAY 15 2016

...FROST ADVISORY THIS MORNING VALENTINE TO BROKEN BOW...

NEZ005-008-026>029-038-151400-
/O.CON.KLBF.FR.Y.0002.000000T0000Z-160515T1400Z/
EASTERN CHERRY-BROWN-BLAINE-LOUP-GARFIELD-WHEELER-CUSTER-
INCLUDING THE CITIES OF...VALENTINE...AINSWORTH...DUNNING...
PURDUM...BREWSTER...TAYLOR...BURWELL...BARTLETT...ERICSON...
BROKEN BOW
506 AM CDT SUN MAY 15 2016 /406 AM MDT SUN MAY 15 2016/

...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM CDT /8 AM MDT/
THIS MORNING...

* TEMPERATURE: TEMPERATURES WILL FALL INTO THE LOW 30S EARLY THIS
  MORNING.

* IMPACTS: THE COLD TEMPERATURES WILL KILL GARDEN CROPS AND 
  OTHER SENSITIVE PLANTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FROST ADVISORY MEANS THAT WIDESPREAD FROST IS EXPECTED.
SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED.

&&

$$

POWER
631 
WWUS73 KLBF 151358
NPWLBF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
858 AM CDT SUN MAY 15 2016

...THREAT FOR FROST THIS MORNING HAS ENDED...

NEZ005-008-026>029-038-151500-
/O.EXP.KLBF.FR.Y.0002.000000T0000Z-160515T1400Z/
EASTERN CHERRY-BROWN-BLAINE-LOUP-GARFIELD-WHEELER-CUSTER-
INCLUDING THE CITIES OF...VALENTINE...AINSWORTH...DUNNING...
PURDUM...BREWSTER...TAYLOR...BURWELL...BARTLETT...ERICSON...
BROKEN BOW
858 AM CDT SUN MAY 15 2016 /758 AM MDT SUN MAY 15 2016/

...FROST ADVISORY WILL EXPIRE AT 9 AM CDT /8 AM MDT/ THIS
MORNING...

TEMPERATURES HAVE WARMED INTO THE 40S ACROSS WESTERN AND NORTH
CENTRAL NEBRASKA. THE THREAT OF FROST HAS ENDED...AND THE ADVISORY
WILL EXPIRE AT 9 AM CDT. 

$$

DS

Nearby

Frost Advisories in Nebraska, 2016Every frost advisory in 2016

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.