National Weather Service Text Product
AFOS product AFDMPX
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: AFDMPX
Product Timestamp: 2008-02-25 21:34 UTC
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000 FXUS63 KMPX 252134 AFDMPX AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 334 PM CST MON FEB 25 2008 .DISCUSSION... SURFACE LOW PRESSURE OVER MO THIS AFTERNOON. THE LOW WILL BE HEADING INTO THE OHIO VALLEY TONIGHT. AS THIS OCCURS...HIGH PRESSURE OVER MT WILL BUILD SE OVER THE CENTRAL PLAINS. FOR US... THIS WILL BRING COLDER AIR ON NORTHWEST WINDS THROUGH TUESDAY. CLEARING OCCURRED TODAY FROM ST CLOUD TO LADYSMITH ON SOUTH THROUGH THE TWIN CITIES AND EAU CLAIRE. HOWEVER...A BAND OF LOW CLOUDS STRETCHES FROM MOOSE LAKE TO ALEXANDRIA AT MID AFTERNOON AND IS SINKING SLOWLY SOUTH. SOME DISSIPATION EXPECTED WITH THIS CLOUD BAND WITH CLEAR CONDITIONS CURRENTLY OVER FAR NORTHERN MN. INDICATED PARTLY CLOUDY SKIES OVERNIGHT FOR THE NORTHERN HALF OF THE CWA WITH SKIES BECOMING PARTLY CLOUDY IN THE SOUTH. SOME FLURRIES OR SNOW SHOWERS POSSIBLE TUESDAY AFTERNOON AS STEEP LOW LEVEL LAPSE RATES DEVELOP AS THE COLD POCKET PASSES OVERHEAD. THE NEXT REAL WEATHER MAKER IS A WAVE MOVING BY IN NORTHWEST FLOW THURSDAY AND THURSDAY NIGHT. PRETTY GOOD CONTINUITY EXISTS WITH THIS SYSTEM BUT THE ACTUAL SURFACE LOW WILL PROBABLY PASS ACROSS THE FAR NORTHERN PORTIONS OF MN AND WI. AS A RESULT...THIS WILL BE A WAA EVENT. SOME SLOWING SEEN IN THE MODEL SOLUTIONS TODAY AND INDICATED SOME TIMING TO THE SNOW WITH LIKELY POPS FOR EASTERN MN AND WEST CENTRAL WI THURSDAY AFTERNOON AND NIGHT. AT THIS POINT IN TIME A COUPLE OF INCHES OF SNOW EXPECTED ACROSS THE AFOREMENTIONED AREAS. SURFACE HIGH PRESSURE AND ANOTHER SURGE OF COLDER AIR FOR FRIDAY AND SATURDAY. A LOW PRESSURE SYSTEM AND COLD FRONT OF PACIFIC ORIGIN MOVING ACROSS THE FA SUNDAY INTO MONDAY. A RATHER DRAMATIC WARM UP FORECAST ON SUNDAY WITH HIGHS NEAR 40 ACROSS THE CWA. THIS LOOKS TO BE A RAIN/SNOW SITUATION WITH PERHAPS JUST PLAIN OLD RAIN FOR A TIME SUNDAY AFTERNOON OVER THE EASTERN CWA. THE WARMTH IS SHORT LIVED AS COLDER AIR AND NORTHWEST WINDS PICK UP ON THE BACK SIDE SIDE OF THIS SYSTEM ON MONDAY. && .AVIATION... /18Z TAF ISSUANCE/ WEATHER CONDITIONS WILL SLOWLY IMPROVE OVER THE TAF SITES DURING THE PERIOD. STRATUS AND FOG WILL PERSIST AHEAD OF THE WEAK TROUGH AXIS OVER NORTHWEST WISCONSIN INTO SOUTH CENTRAL MN THROUGH EARLY AFTERNOON. LIFR TO IFR CONDITIONS WILL PREVAIL WITH VSBL SLOWLY LIFTING TO MVFR THIS AFTERNOON IN THE WAKE OF THE TROUGH AXIS. CEILINGS LIFTING TO MVFR TO VFR CONDITIONS TONIGHT. DRY LOW LEVEL AIRFLOW ALOFT WILL CONTINUE TO FILTER ACROSS THE UPPER MIDWEST DURG THE PERIOD. SFC LOW RESPONSIBLE FOR THE WINTRY PRECIP...CONTINUE TO DRIFT FURTHER SOUTH THAN PREVIOUS THINKING. SOME LIGHT SNOW DEVELOPING OVR THE TAF SITES...ESPECIALLY SOUTH OF INTERSTATE 90 CORRIDOR. && .MPX WATCHES/WARNINGS/ADVISORIES... MN...NONE. WI...NONE. && $$ RAH/JVM