Severe Storm Outlook Narrative (AC)
Issued by NWS

Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

000
ACUS11 KWNS 011831
SWOMCD
SPC MCD 011831
COZ000-NEZ000-WYZ000-012100-

MESOSCALE DISCUSSION 0489
NWS STORM PREDICTION CENTER NORMAN OK
0131 PM CDT FRI MAY 01 2015

AREAS AFFECTED...LEE OF THE SRN ROCKIES

CONCERNING...SEVERE POTENTIAL...WATCH UNLIKELY

VALID 011831Z - 012100Z

PROBABILITY OF WATCH ISSUANCE...5 PERCENT

SUMMARY...SCATTERED STORMS ALONG THE FRONT RANGE WILL SHIFT EAST
INTO THE ERN CO PLAINS THROUGH EARLY EVENING. SOME STORMS WILL
CONTAIN SMALL HAIL...WITH A FEW PERHAPS REACHING 1 INCH.

DISCUSSION...DIURNALLY-DRIVEN TSTMS HAVE BEEN ONGOING SINCE ABOUT
17Z OVER THE HIGH TERRAIN OF CNTRL CO. WITH THE ADJACENT HIGH PLAINS
DESTABILIZING AMIDST A MEAN DEEP-LAYER WLY WIND PROFILE...STORMS
WILL GRADUALLY PROGRESS E ALONG THE I-25 CORRIDOR INTO THE ERN CO
THROUGH EARLY EVENING. AMDAR DATA INVOF DENVER CONFIRM ONLY 20-25 KT
500-MB WLYS ATOP A WEAK LOW-LEVEL SELYS DEPICTED IN KFTG/KPUX VWP
DATA. WITH UPPER-LEVEL FLOW REMAINING ON THE MODEST SIDE AS
WELL...UPDRAFT ROTATION SHOULD BE LIMITED IN BOTH INTENSITY/TEMPORAL
EXTENT. EVEN SO...STEEP TROPOSPHERIC LAPSE RATES IN CONJUNCTION WITH
40S SURFACE DEW POINTS WILL SUPPORT POTENTIAL FOR HALF-INCH TO
ONE-INCH HAIL AND LOCALLY STRONG WIND GUSTS.

..GRAMS/HART.. 05/01/2015

...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...

ATTN...WFO...PUB...BOU...CYS...

LAT...LON   39310533 40520550 40840562 41110544 41270507 41280454
            41000400 40150362 38680356 38080399 38040469 38230510
            38550530 38580536 39310533




USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.