AFOS product AFDPSR
Dates interpreted at 00:00 UTC
Found 2 products at the given pil and timestamp. Scroll down to see them all.

Displaying AFOS PIL: AFDPSR
Product Timestamp: 2004-04-01 04:10 UTC

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000 
FXUS65 KPSR 010411
AFDPSR
AZZ020>028-CAZ030>033-011045-

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PHOENIX AZ
910 PM MST WED MAR 31 2004

SOUTHWEST AND SOUTH-CENTRAL ARIZONA...AND SOUTHEAST CALIFORNIA 
FORECAST DISCUSSION

.SYNOPSIS...
A LOW PRESSURE SYSTEM OFF THE NORTHERN BAJA CALIFORNIA COAST WILL 
MOVE SLOWLY SOUTHEAST DURING THE NEXT DAY OR SO...AND THEN MOVE EAST 
ACROSS NORTHWEST MEXICO FRIDAY AND SATURDAY. BY THAT TIME ANOTHER 
LOW PRESSURE SYSTEM FROM THE NORTH IS EXPECTED TO MOVE OVER SOUTHERN 
CALIFORNIA AND ARIZONA. THIS WILL RESULT IN A COOLING TREND THROUGH
SATURDAY ALONG WITH AN INCREASE IN MOISTURE...ESPECIALLY OVER SOUTH-
CENTRAL AND SOUTHWEST ARIZONA. THERE WILL BE INCREASING CHANCES OF 
SHOWERS AND THUNDERSTORMS ACROSS ARIZONA...ESPECIALLY ON FRIDAY... 
WITH SMALLER CHANCES CONTINUING INTO THE WEEKEND. TEMPERATURES ARE 
EXPECTED TO DROP WELL BELOW NORMAL ON FRIDAY...BEFORE RECOVERING TO 
NEAR NORMAL OVER THE WEEKEND.
 
&&

.DISCUSSION...
CLOSED UPPER LOW OFF NORTHERN COAST OF BAJA HAS BROUGHT MOISTURE 
FROM MEXICO NORTHWARD INTO SOUTH CENTRAL AZ THIS AFTERNOON AND 
EVENING. THIS SHOWERS/THUNDERSTORMS HAVE BEEN DECREASING SINCE 
SUNSET AND IS EXPECTED TO CONTINUE TO GRADUALLY DECREASE DURING THE 
NIGHT. BUT THEY MAY NOT TOTAL DIMINISH DURING THE NIGHT AS SOME 
DYNAMICS...ALTHOUGH WEAK...IS INDICATED TO REMAIN OVER THIS AREA 
OVER NIGHT. SE CA SW AZ JUST UNDER SOME MID/HI LEVEL CLOUDINESS 
WHICH SHOULD SHOW A LITTLE DECREASE DURING THE REST OF TONIGHT. 
MODELS CONTINUE TO SHOW THE UPPER LOW TO MOVE SOUTH ALONG THE BAJA 
COAST THURS BEFORE TURNING EAST ACROSS CENTRAL BAJA THURS NIGHT. 
THIS WILL KEEP A MOISTURE FETCH...WITH MOISTURE INCREASING IN THE 
LOWER LEVELS TOO...FLOWING INTO SOUTH CENTRAL AZ INTO AT LEAST SAT. 
THIS MOISTURE WILL ALSO SPREAD WESTWARD TOO OVER THE NEXT DAY OR 
TWO. THE BAJA LOW WILL ALSO KEEP SOME DYNAMICS OVER THE AREA 
RESULTING IN A CONTINUED CHANCE FOR SHOWERS/THUNDERSTORMS...MAINLY 
OVER SOUTH CENTRAL AZ THURS/THURS NIGHT. IN ADDITION...A TROF WILL 
BE COMING DOWN FROM THE NORTH AND DIPPING INTO AZ BY THURS NIGHT. 
THIS WILL KICK THE BAJA UPPER LOW EASTWARD INTO TX BY FRI NIGHT. THE 
CLOSED UPPER LOW OF THE NORTHERN TROF WILL MOVE INTO CENTRAL CA BY 
FRI AND A STRONG VORT LOBE ROTATING AROUND IT WILL MOVE INTO SE CA 
SW AND SOUTH CENTRAL AZ FRI. THIS STRONG DYNAMICS WILL ACT UPON THE 
MOIST AIRMASS RESULTING IN AN INCREASE IN THE CHANCES OF SHOWERS AND 
THUNDERSTORMS OVER THE REGION ON FRI. PROBABILITY OF SHOWERS WILL BE 
HIGHEST OVER SOUTH CENTRAL AZ WITH LESSER CHANCES IN SW AZ AND SE 
CA. TEMPS WILL ALSO BE COOLING OVER THE NEXT COUPLE DAYS AS THESE 
SYSTEMS AFFECT US DUE TO THE INCREASE IN CLOUDS...SHOWERS...AND OFF 
COURSE THE LOWER HEIGHTS OF THE LOW PRESSURE AREA ITSELF. WHEREAS AS 
THE SHOWERS TONIGHT PRODUCED MORE WIND THAN RAIN...THE CONTINUED 
INCREASE IN MOISTURE ESPECIALLY IN THE LOWER LEVELS THURS INTO FRI 
AND THE STRONGER DYNAMICS MOVING INTO THE REGION ON FRI...WILL 
RESULT IN THESE SHOWERS PRODUCING MORE RAIN ON FRI. 


&&

.PSR...WATCHES/WARNINGS/ADVISORIES...
AZ...NONE. 
CA...NONE.

&&

$$

DKS
000 
FXUS65 KPSR 010409
AFDPSR
AZZ020>028-CAZ030>033-011045-

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PHOENIX AZ
910 PM MST WED MAR 31 2004

SOUTHWEST AND SOUTH-CENTRAL ARIZONA...AND SOUTHEAST CALIFORNIA 
FORECAST DISCUSSION

.SYNOPSIS...
A LOW PRESSURE SYSTEM OFF THE NORTHERN BAJA CALIFORNIA COAST WILL 
MOVE SLOWLY SOUTHEAST DURING THE NEXT DAY OR SO...AND THEN MOVE EAST 
ACROSS NORTHWEST MEXICO FRIDAY AND SATURDAY. BY THAT TIME ANOTHER 
LOW PRESSURE SYSTEM FROM THE NORTH IS EXPECTED TO MOVE OVER SOUTHERN 
CALIFORNIA AND ARIZONA. THIS WILL RESULT IN A COOLING TREND THROUGH
SATURDAY ALONG WITH AN INCREASE IN MOISTURE...ESPECIALLY OVER SOUTH-
CENTRAL AND SOUTHWEST ARIZONA. THERE WILL BE INCREASING CHANCES OF 
SHOWERS AND THUNDERSTORMS ACROSS ARIZONA...ESPECIALLY ON FRIDAY... 
WITH SMALLER CHANCES CONTINUING INTO THE WEEKEND. TEMPERATURES ARE 
EXPECTED TO DROP WELL BELOW NORMAL ON FRIDAY...BEFORE RECOVERING TO 
NEAR NORMAL OVER THE WEEKEND.
 
&&

.DISCUSSION...
CLOSED UPPER LOW OFF NORTHERN COAST OF BAJA HAS BROUGHT MOISTURE 
FROM MEXICO NORTHWARD INTO SOUTH CENTRAL AZ THIS AFTERNOON AND 
EVENING. THIS SHOWERS/THUNDERSTORMS HAVE BEEN DECREASING SINCE 
SUNSET AND IS EXPECTED TO CONTINUE TO GRADUALLY DECREASE DURING THE 
NIGHT. BUT THEY MAY NOT TOTAL DIMINISH DURING THE NIGHT AS SOME 
DYNAMICS...ALTHOUGH WEAK...IS INDICATED TO REMAIN OVER THIS AREA 
OVER NIGHT. SE CA SW AZ JUST UNDER SOME MID/HI LEVEL CLOUDINESS 
WHICH SHOULD SHOW A LITTLE DECREASE DURING THE REST OF TONIGHT. 
MODELS CONTINUE TO SHOW THE UPPER LOW TO MOVE SOUTH ALONG THE BAJA 
COAST THURS BEFORE TURNING EAST ACROSS CENTRAL BAJA THURS NIGHT. 
THIS WILL KEEP A MOISTURE FETCH...WITH MOISTURE INCREASING IN THE 
LOWER LEVELS TOO...FLOWING INTO SOUTH CENTRAL AZ INTO AT LEAST SAT. 
THIS MOISTURE WILL ALSO SPREAD WESTWARD TOO OVER THE NEXT DAY OR 
TWO. THE BAJA LOW WILL ALSO KEEP SOME DYNAMICS OVER THE AREA 
RESULTING IN A CONTINUED CHANCE FOR SHOWERS/THUNDERSTORMS...MAINLY 
OVER SOUTH CENTRAL AZ THURS/THURS NIGHT. IN ADDITION..A TROF WILL BE 
COMING DOWN FROM THE NORTH AND DIPPING INTO AZ BY THURS NIGHT. THIS 
WILL KICK THE BAJA UPPER LOW EASTWARD INTO TX BY FRI NIGHT. THE 
CLOSED UPPER LOW OF THE NORTHERN TROF WILL MOVE INTO CENTRAL CA BY 
FRI AND A STRONG VORT LOBE ROTATING AROUND IT WILL MOVE INTO SE CA 
SW AND SOUTH CENTRAL AZ FRI. THIS STRONG DYNAMICS WILL ACT UPON THE 
MOIST AIRMASS RESULTING IN AN INCREASE IN THE CHANCES OF SHOWERS AND 
THUNDERSTORMS OVER THE REGION ON FRI. PROBABILITY OF SHOWERS WILL BE 
HIGHEST OVER SOUTH CENTRAL AZ WITH LESSER CHANCES IN SW AZ AND SE 
CA. TEMPS WILL ALSO BE COOLING OVER THE NEXT COUPLE DAYS AS THESE 
SYSTEMS AFFECT US DUE TO THE INCREASE IN CLOUDS...SHOWERS...AND OFF 
COURSE THE LOWER HEIGHTS OF THE LOW PRESSURE AREA ITSELF. WHEREAS AS 
THE SHOWERS TONIGHT PRODUCED MORE WIND THAN RAIN...THE CONTINUED 
INCREASE IN MOISTURE ESPECIALLY IN THE LOWER LEVELS THURS INTO FRI 
AND THE STRONGER DYNAMICS MOVING INTO THE REGION ON FRI...WILL 
RESULT IN THESE SHOWERS PRODUCING MORE RAIN ON FRI. 


&&

.PSR...WATCHES/WARNINGS/ADVISORIES...
AZ...NONE. 
CA...NONE.

&&

$$

DKS