Area Forecast Discussion
Issued by NWS Pocatello, ID

Current Version | Previous Version | Text Only | Print | Product List | Glossary On
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
000
FXUS65 KPIH 240249
AFDPIH

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE POCATELLO ID
850 PM MDT WED APR 23 2014

.SHORT TERM...TONIGHT THROUGH FRIDAY NIGHT. QUICK UPDATE THIS
EVENING TO EXPIRE THE WIND ADVISORY WITHIN THE SNAKE RIVER PLAIN/ERN
MAGIC VALLEY AND TO REDUCE THE PRECIPITATION POTENTIAL ACROSS THE
EAST LATE TONIGHT. SEE PREVIOUS DISCUSSION BELOW. HUSTON

WINDS HAVE BEEN SLOW TO APPROACH ADVISORY CRITERIA TODAY. HOWEVER
WINDS HAVE BEGUN TO FLIRT WITH ADVISORY LEVELS AS OF 19Z AND WILL
CONTINUE ADVISORY. STRONGEST WINDS WILL BE FROM AROUND THE 84/86
SPLIT THROUGH POCATELLO TO IDAHO FALLS AND INTO THE ARCO DESERT.
OTHERWISE A LOW PRESSURE SYSTEM WILL MOVE INLAND FROM THE COAST ON
THURSDAY AND PERSIST THROUGH FRIDAY NIGHT. THIS WILL BRING SEVERAL
ROUNDS OF SHOWERS WITH SOME ISOLATED AFTERNOON THUNDERSTORM OVER
THE NEXT COUPLE DAYS. SNOW LEVELS WILL BE ABOVE 6500 FEET AND
PROBABLY CLOSER TO 7000 FEET. 1 TO 4 INCHES IS POSSIBLE
THURSDAY/THURSDAY NIGHT WITH AN ADDITIONAL 1 TO 4 INCHES POSSIBLE
FRIDAY/FRIDAY NIGHT. PROBABLY NOT ENOUGH IMPACTS TO WARRANT AN
ADVISORY. EXPECT GUSTY WINDS ON THURSDAY BUT PROBABLY NOT STRONG
ENOUGH FOR A WIND ADVISORY. NEXT FEW DAYS...JUST LOOKS RATHER WET.
VALLE

.LONG TERM...SATURDAY THROUGH WEDNESDAY NIGHT. SPLIT FLOW REMAINS
THE PATTERN FOR THE WEEKEND. SATURDAY LOOKS TO BE THE WETTEST ACROSS
THE AREA AS THE MAIN TROUGH MOVES THROUGH. SHOWERS WILL LINGER INTO
SUNDAY NIGHT AS MOISTURE STREAMS INTO THE BACK SIDE OF THE SYSTEM.
SNOW LEVELS ON SATURDAY WILL BE AROUND 5000FT ACROSS THE MAGIC
VALLEY....6000-7500FT ELSEWHERE. THIS WILL MEAN IN SOME AREAS
POTENTIAL WATER ISSUES DUE TO RAIN ON TOP OF SNOW AND GRADUAL
SNOWMELT. SNOW LEVELS WILL BE A BIT LOWER SUNDAY...5500-6500FT. BY
TUESDAY AND WEDNESDAY...HIGH PRESSURE WILL BRING US DRY AND WARMER
WEATHER ACROSS EASTERN IDAHO. MILD OVERNIGHT TEMPERATURES WILL LEND
TO KICKING IN MORE SNOWMELT ACROSS THE MOUNTAINS. KEYES
&&

.AVIATION...SOME SHOWERS ARE STILL POSSIBLE BEFORE SUNSET ACROSS THE
REGION. GUSTY WINDS AFFECTING ALL 3 VALLEY SITES SHOULD END AROUND
THAT TIME AS WELL. CONDITIONS WILL BE QUIET UNTIL THE NEXT OF
SHOWERS ARRIVES AROUND 12Z...SPREADING EASTWARD ACROSS EASTERN IDAHO
THE REST OF THE DAY.  VFR WEATHER IS FORECAST WITH THE POTENTIAL TO
DIP INTO MVFR WITH HEAVIER SHOWER ACTIVITY. WINDS WILL BE GUSTY
TOMORROW BUT SHOULD BE RUNNING A BIT LOWER THAN TODAY OVERALL. KEYES
&&

.PIH WATCHES/WARNINGS/ADVISORIES...NONE.
&&

$$








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