466
FXUS01 KWBC 071935
PMDSPD
SHORT RANGE FORECAST DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
234 PM EST SUN JAN 07 2024
VALID 00Z MON JAN 08 2024 - 00Z WED JAN 10 2024
...HEAVY SNOW FOR THE UPPER MIDWEST, CASCADES, AND NORTHERN
INTERMOUNTAIN REGION...
...MODERATE RISK OF EXCESSIVE RAINFALL OVER THE CENTRAL GULF COAST
ON MONDAY AND OVER THE PARTS OF THE NORTHERN MID-ATLANTIC ON
TUESDAY...
...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS OVER PARTS OF
THE CENTRAL GULF COAST ON MONDAY AND A SLIGHT RISK OF SEVERE
THUNDERSTORMS OVER THE SOUTHEAST COAST AND SOUTHERN MID-ATLANTIC
ON TUESDAY...
A DEVELOPING STORM OVER THE SOUTHERN ROCKIES WILL MOVE
NORTHEASTWARD THE UPPER GREAT LAKES BY TUESDAY EVENING. THE SYSTEM
WILL PRODUCE SNOW OVER PARTS OF THE NORTHERN INTERMOUNTAIN REGION
SOUTHWARD TO THE SOUTHWEST/SOUTHERN ROCKIES SUNDAY EVENING INTO
MONDAY AND RAIN OVER THE LOWER ELEVATIONS OF THE SOUTHWEST. ON
MONDAY, THE STORM WILL CREATE HEAVY SNOW OVER PARTS OF THE
CENTRAL/SOUTHERN HIGH PLAINS AND NORTHERN/CENTRAL PLAINS. THERE
ARE BLIZZARD WARNINGS OVER PARTS OF THE CENTRAL/SOUTHERN HIGH
PLAINS THROUGH EARLY TUESDAY MORNING.
MOREOVER, AS MOISTURE STREAMS NORTHWARD OVER THE PLAINS AND
MISSISSIPPI VALLEY, SHOWERS AND THUNDERSTORMS WITH HEAVY RAIN WILL
DEVELOP OVER THE CENTRAL GULF COAST. THEREFORE, THE WPC HAS ISSUED
A MODERATE RISK OF EXCESSIVE RAINFALL OVER THE CENTRAL GULF COAST
FROM MONDAY INTO TUESDAY MORNING. THE ASSOCIATED HEAVY RAIN WILL
CREATE NUMEROUS AREAS OF FLASH FLOODING. FURTHERMORE, MANY STREAMS
MAY FLOOD, POTENTIALLY AFFECTING LARGER RIVERS.
ADDITIONALLY, THE SHOWERS AND THUNDERSTORMS WILL BE SEVERE OVER
THE CENTRAL GULF COAST ON MONDAY. THEREFORE, THE SPC HAS ISSUED AN
ENHANCED RISK OF SEVERE THUNDERSTORMS OVER THE CENTRAL GULF COAST
FROM MONDAY THROUGH TUESDAY MORNING. THE HAZARDS ASSOCIATED WITH
THESE THUNDERSTORMS ARE FREQUENT LIGHTNING, SEVERE THUNDERSTORM
WIND GUSTS, HAIL, AND A FEW TORNADOES. MOREOVER, THERE WILL BE AN
INCREASED THREAT OF EF2 TO EF5 TORNADOS AND SEVERE THUNDERSTORM
WIND GUSTS OF 65 KNOTS OR GREATER OVER PARTS OF THE CENTRAL GULF
COAST.
THE STORM WILL MOVE OVER THE MIDDLE MISSISSIPPI VALLEY TO THE
UPPER GREAT LAKES ON TUESDAY EVENING. HEAVY SNOW WILL CONTINUE
OVER PARTS OF THE MIDDLE/UPPER MISSISSIPPI VALLEY, AND MODERATE
SNOW WILL FALL INTO PARTS OF THE UPPER GREAT LAKES. FURTHERMORE,
SNOW WILL START OVER PARTS OF THE NORTHEAST ON TUESDAY AFTERNOON
INTO EVENING.
THE THREAT OF EXCESSIVE RAINFALL MOVES TO THE NORTHEAST,
MID-ATLANTIC, AND SOUTHERN APPALACHIANS ON TUESDAY. THEREFORE, THE
WPC HAS ISSUED A MODERATE RISK OF EXCESSIVE RAINFALL OVER PARTS OF
THE NORTHERN MID-ATLANTIC ON TUESDAY. THE ASSOCIATED HEAVY RAIN
WILL CREATE NUMEROUS AREAS OF FLASH FLOODING. FURTHERMORE, MANY
STREAMS MAY FLOOD, POTENTIALLY AFFECTING LARGER RIVERS.
FURTHER, THE THREAT OF SEVERE THUNDERSTORMS DECREASES SLIGHTLY ON
TUESDAY AS THE WARM SECTOR MOVES INTO THE SOUTHEAST. THEREFORE,
THE SPC HAS ISSUED A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER
PARTS OF THE SOUTHEAST COAST AND SOUTHERN MID-ATLANTIC ON TUESDAY.
THE HAZARDS ASSOCIATED WITH THESE THUNDERSTORMS ARE FREQUENT
LIGHTNING, SEVERE THUNDERSTORM WIND GUSTS, HAIL, AND A FEW
TORNADOES.
MEANWHILE, A FRONT OVER THE NORTH PACIFIC MOVES ONSHORE OVER THE
PACIFIC NORTHWEST OVERNIGHT SUNDAY INTO MONDAY. THE SYSTEM WILL
PRODUCE RAIN AND HIGHER-ELEVATION OVER THE NORTHWEST. HEAVY SNOW
WILL DEVELOP OVER THE CASCADES AND THE NORTHERN INTERMOUNTAIN
REGION OVERNIGHT MONDAY INTO TUESDAY. RAIN AND HIGHER-ELEVATION
SNOW WILL MOVE INTO PARTS OF NORTHERN CALIFORNIA LATE TUESDAY
MORNING INTO THE AFTERNOON. SNOW WILL ALSO MOVE INTO PARTS OF THE
NORTHERN HIGH PLAINS ON TUESDAY EVENING.
ZIEGENFELDER
GRAPHICS AVAILABLE AT
HTTPS://WWW.WPC.NCEP.NOAA.GOV/BASICWX/BASICWX_NDFD.PHP
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