Area Forecast Discussion
Issued by NWS Knoxville/Tri Cities, TN

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
FXUS64 KMRX 240326
AFDMRX

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MORRISTOWN TN
1026 PM EST MON FEB 23 2015

.DISCUSSION...SKIES ARE MOSTLY CLOUDY NOW ACROSS THE FORECAST AREA
THIS EVENING WITH ARCTIC AIR MASS CONTINUING TO BRING IN COLD DRY
AIR FROM THE NORTHEAST. TEMPERATURES RANGE FROM THE LOWER 30S SOUTH
TO THE MID AND UPPER TEENS SW VA AND NORTHERN PLATEAU. MODELS HAVE
COME INTO BETTER AGREEMENT THIS EVENING WITH INCREASED
PRECIPITATION AND MOVEMENT FARTHER WEST OF THAT PRECIPITATION AS
LIFT INCREASES WHEN SHORTWAVE MOVES ACROSS EAST TN LATE TONIGHT AND
TUESDAY MORNING. HAVE INCREASED SNOWFALL AMOUNTS SEVERAL INCHES
OVER THE MOUNTAINS AND ALSO ACROSS THE EAST TN VALLEY AND SOUTHWEST
VIRGINIA. HAVE ISSUED A WINTER STORM WARNING FOR THE EASTERN TN
MOUNTAINS AS AMOUNTS WILL LIKELY EXCEED 4 INCHES AND MAY EXCEED
7 INCHES IN SOME LOCATIONS BY AROUND 18-21Z TUESDAY. EXPANDED
WINTER WEATHER ADVISORY TO INCLUDE THE TN VALLEY NORTH OF
CHATTANOOGA MAINLY EAST OF I-75 AND FROM ROANE COUNTY NORTH TO THE
KY BORDER. THIS IS ALMOST ALL OF EAST CENTRAL TENNESSEE AND ALSO
ADDED NORTHEAST TENNESSEE AND SOUTHWEST VIRGINIA. THE CUMBERLAND
PLATEAU COUNTIES SHOULD SEE LIGHTER AMOUNTS. THE SNOW IS STILL
EXPECTED TO BEGIN AFTER MIDNIGHT TO ABOUT 8 OR 9Z AND CONTINUE FOR
6 TO 9 HOURS BEFORE TAPERING OFF TUESDAY AFTERNOON. AMOUNTS MAY
NEED TO BE INCREASED LATER AS NEW MODEL DATA COMING IN NOW IS EVEN
HIGHER THAN WHAT WAS SHOWING EARLIER THIS EVENING. SEE THE WSW
PRODUCT FOR MORE INFORMATION.

&&

.PRELIMINARY POINT TEMPS/POPS...
CHATTANOOGA AIRPORT, TN             26  42  26  40 /  60  60  10  30
KNOXVILLE MCGHEE TYSON AIRPORT, TN  23  40  26  38 /  80  80  10  20
OAK RIDGE, TN                       22  38  25  38 /  70  60  10  10
TRI CITIES AIRPORT, TN              19  35  23  35 /  80  80  10  10

&&

.MRX WATCHES/WARNINGS/ADVISORIES...
NC...WINTER WEATHER ADVISORY FROM 1 AM TO 4 PM EST TUESDAY FOR
     CHEROKEE-CLAY.

TN...WINTER WEATHER ADVISORY FROM 1 AM TO 4 PM EST TUESDAY FOR
     ANDERSON-BRADLEY-CAMPBELL-CLAIBORNE-EAST POLK-GRAINGER-
     HAMBLEN-HANCOCK-HAWKINS-JEFFERSON-JOHNSON-KNOX-LOUDON-
     MCMINN-NW BLOUNT-NORTH SEVIER-NORTHWEST CARTER-NORTHWEST
     COCKE-NORTHWEST GREENE-NORTHWEST MONROE-ROANE-SOUTHEAST
     CARTER-SULLIVAN-UNICOI-UNION-WASHINGTON TN-WEST POLK.

     WINTER STORM WARNING FROM 1 AM TO 4 PM EST TUESDAY FOR BLOUNT
     SMOKY MOUNTAINS-COCKE SMOKY MOUNTAINS-SEVIER SMOKY
     MOUNTAINS-SOUTHEAST GREENE-SOUTHEAST MONROE.

VA...WINTER WEATHER ADVISORY FROM 1 AM TO 4 PM EST TUESDAY FOR LEE-
     RUSSELL-SCOTT-WASHINGTON-WISE.

&&

$$

TD



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