660 FNUS86 KSGX 170959 FWLSGX SGXWRKECC WORK DISCUSSION FOR SAN DIEGO FIRE WEATHER ECC DISPATCH FORECASTS NATIONAL WEATHER SERVICE SAN DIEGO CA 259 AM PDT TUE JUN 17 2014 ########################################################## ## If you need to edit any discussions below ## ## in the sections labeled as: ## ## ## ## ECC033, ECC034 or ECC035- ## ## ## ## Then edit them in this product and store as: ## ## ## ## LAXECCSGX ## ## ## ## (note that ECC033, etc. are no longer separate PILs) ## ## ## ## No action is required if you like the current ## ## discussions in the fire weather forecast (and ## ## they apply to Phoenix's part of the ECC034 too). ## ########################################################## SUMMARY OF FWF DISCUSSIONS Discussion from LAXFWFSGX A LOW PRESSURE SYSTEM MOVING INLAND INTO THE NORTHERN ROCKIES WILL MAINTAIN STRONGER ONSHORE FLOW THROUGH TONIGHT WITH STRONG AND GUSTY WEST WINDS FOR THE MOUNTAINS AND DESERTS. HIGH PRESSURE TO THE SOUTH WILL EXPAND SLOWLY NORTHWARD BRING A SLOW WARMING TREND AND SHALLOWER MARINE LAYER FOR WEDNESDAY THROUGH SATURDAY FOLLOWED BY MINOR COOLING FOR SUNDAY INTO EARLY NEXT WEEK. Discussion from LAXFWFLOX A PERSISTENT UPPER LEVEL LOW PRESSURE SYSTEM TO THE NORTH WILL CONTINUE TO GENERATE GUSTY ONSHORE FLOW AND A DEEP MARINE LAYER THROUGH TUESDAY. AS A RESULT...RELATIVELY COOL TEMPERATURES AND MODERATE HUMIDITIES WILL GENERALLY BE THE RULE ACROSS MUCH OF THE REGION. HOWEVER...SOME HUMIDITIES WILL CONTINUE TO FALL INTO THE TEENS ACROSS PORTIONS OF THE MOUNTAINS AND INTERIOR VALLEYS EACH AFTERNOON...INCLUDING THE ANTELOPE VALLEY. MEANWHILE...ONSHORE WINDS WILL GUST TO BETWEEN 35 AND 45 MPH DURING THE AFTERNOON AND EVENING HOURS...RESULTING IN ELEVATED FIRE DANGER. A SLIGHT WARMING AND DRYING TREND WILL FOLLOW ON WEDNESDAY WITH BRIEF AND LIGHT OFFSHORE FLOW. BREEZY NORTHWEST WINDS ARE EXPECTED THURSDAY THROUGH THE END OF THE WEEK WITH A CONTINUED GRADUAL WARMING AND DRYING TREND. THERE IS THE POTENTIAL FOR A MODERATE SUNDOWNER OVER THE WEEKEND. Discussion from SFOFWFHNX STRONG ONSHORE FLOW ACROSS THE DISTRICT THE NEXT TWO DAYS. GUSTY WINDS WILL OCCUR THROUGH AND BELOW THE MOUNTAIN PASSES OF KERN COUNTY AND ALONG THE WEST SIDE OF THE SAN JOAQUIN VALLEY MAINLY DURING THE LATE AFTERNOON AND EVENING HOURS THROUGH TUESDAY. TEMPERATURES WILL AVERAGE SLIGHTLY BELOW NORMAL DURING THIS TIME WITH GOOD OVERNIGHT HUMIDITY RECOVERY. WARMER TEMPERATURES... LIGHTER WINDS AND SLIGHTLY LOWER HUMIDITIES CAN BE EXPECTED LATER THIS WEEK AS AN UPPER LEVEL RIDGE OF HIGH PRESSURE BUILDS OVER CALIFORNIA. Discussion from RNOFWFVEF GUSTY SOUTHWEST WINDS WILL COMBINE WITH LOW RELATIVE HUMIDITY AND DRY FUELS TO CREATE CRITICAL CONDITIONS ACROSS MUCH OF THE MOJAVE DESERT THIS EVENING AND ACROSS MOHAVE COUNTY AWAY FROM THE COLORADO RIVER VALLEY ON TUESDAY. A COLD FRONT WILL SWEEP ACROSS THE AREA TUESDAY NIGHT USHERING IN COOLER CONDITIONS FOR WEDNESDAY. LIGHTER WINDS ARE EXPECTED FROM WEDNESDAY AFTERNOON ONWARD. TEMPERATURES ARE EXPECTED TO RETURN CLOSER TO NORMAL BY THE END OF THE WEEK. Discussion from PHXFWFPSR A STRONG TROUGH WILL SWEEP THROUGH ARIZONA TODAY...RESULTING IN INCREASED WINDS AND HEIGHTENED FIRE WEATHER CONCERNS TODAY. THE STRONGEST WINDS WILL BE ALONG THE LOWER COLORADO RIVER VALLEY...AS WELL AS THE HIGHER TERRAIN LOCATIONS NORTHWEST AND NORTHEAST OF PHOENIX. RED FLAG WARNINGS ARE POSTED FOR MUCH OF ARIZONA TODAY. LIGHTER WINDS ARE EXPECTED WEDNESDAY. MINIMUM RELATIVE HUMIDITY WILL RANGE FROM 5 TO 10 PERCENT. POOR RECOVERY IS EXPECTED AT NIGHT. NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND IN THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR. ############# Modify the discussions below ############### ECC033-172159- DISCUSSION FOR ORANGE ECC DISPATCH 259 AM PDT TUE JUN 17 2014 A LOW PRESSURE SYSTEM MOVING INLAND INTO THE NORTHERN ROCKIES WILL MAINTAIN STRONGER ONSHORE FLOW THROUGH TONIGHT WITH STRONG AND GUSTY WEST WINDS FOR THE MOUNTAINS AND DESERTS. HIGH PRESSURE TO THE SOUTH WILL EXPAND SLOWLY NORTHWARD BRING A SLOW WARMING TREND AND SHALLOWER MARINE LAYER FOR WEDNESDAY THROUGH SATURDAY FOLLOWED BY MINOR COOLING FOR SUNDAY INTO EARLY NEXT WEEK. $$ ECC034-172159- DISCUSSION FOR RIVERSIDE ECC DISPATCH 259 AM PDT TUE JUN 17 2014 A LOW PRESSURE SYSTEM MOVING INLAND INTO THE NORTHERN ROCKIES WILL MAINTAIN STRONGER ONSHORE FLOW THROUGH TONIGHT WITH STRONG AND GUSTY WEST WINDS FOR THE MOUNTAINS AND DESERTS. HIGH PRESSURE TO THE SOUTH WILL EXPAND SLOWLY NORTHWARD BRING A SLOW WARMING TREND AND SHALLOWER MARINE LAYER FOR WEDNESDAY THROUGH SATURDAY FOLLOWED BY MINOR COOLING FOR SUNDAY INTO EARLY NEXT WEEK. $$ ECC035-172159- DISCUSSION FOR MONTE VISTA ECC DISPATCH 259 AM PDT TUE JUN 17 2014 A LOW PRESSURE SYSTEM MOVING INLAND INTO THE NORTHERN ROCKIES WILL MAINTAIN STRONGER ONSHORE FLOW THROUGH TONIGHT WITH STRONG AND GUSTY WEST WINDS FOR THE MOUNTAINS AND DESERTS. HIGH PRESSURE TO THE SOUTH WILL EXPAND SLOWLY NORTHWARD BRING A SLOW WARMING TREND AND SHALLOWER MARINE LAYER FOR WEDNESDAY THROUGH SATURDAY FOLLOWED BY MINOR COOLING FOR SUNDAY INTO EARLY NEXT WEEK. $$