Alert archive / Washington / Flood Watches in 2012
Flood Watch 2, NWS Spokane, WA
NWS Spokane, WA issued this flood watch at Oct 28, 2012, 3:43 PM PDT for Chelan County, Douglas County, Okanogan County, Washington. It took effect at Oct 30, 2012, 5:00 AM PDT. It was in force for 33 hr.
The area
The counties it named.
The facts
- Issued
- Oct 28, 2012, 3:43 PM PDT (22:43 UTC)
- In effect from
- Oct 30, 2012, 5:00 AM PDT
- Expired
- Oct 31, 2012, 2:06 PM PDT
- In force
- 33 hr
- Issued by
- NWS Spokane, WA
- Flood severity
- None
Counties Chelan County, WA, Douglas County, WA, Okanogan County, WA
The radar
The Spokane radar (KOTX), 183 km from the middle of the area, began a volume at 22:49 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Spokane, WA (KOTX), launched 12:00Z, 10.7 hours before the alert went out and 273 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 586 m above ground
- 0-6 km bulk shear
- 63 kt
- 0-1 km storm-relative helicity
- 238 m²/s²
- 0-3 km storm-relative helicity
- 229 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
180 WGUS66 KOTX 282243 FFAOTX URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE SPOKANE WA 343 PM PDT SUN OCT 28 2012 ...HEAVY RAINFALL THROUGH MID WEEK ALONG AND NEAR THE EAST SLOPES OF THE CASCADES... RAINFALL AMOUNTS 1 TO 3 INCHES WILL CONTRIBUTE TO INCREASINGLY SATURATED SOIL AND POTENTIALLY PRODUCE POCKETS OF SMALL STREAM FLOODING...MUD SLIDES AND DEBRIS FLOW ON AND NEAR RECENT WILDFIRE BURN SCARS. AREA STREAMS AND CREEKS WILL SEE QUICK RISES BEGINNING AS EARLY AS LATE TONIGHT. WAC007-017-047-290645- /O.NEW.KOTX.FA.A.0002.121030T1200Z-121101T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CHELAN-DOUGLAS-OKANOGAN- INCLUDING THE FOLLOWING LOCATIONS...WENATCHEE...LEAVENWORTH... CASHMERE...ENTIAT...CHELAN...MANSON...PLAIN...EAST WENATCHEE... MAZAMA...WINTHROP...METHOW...TWISP...CONCONULLY 343 PM PDT SUN OCT 28 2012 ...FLOOD WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH LATE WEDNESDAY NIGHT... THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A * FLOOD WATCH FOR A PORTION OF NORTH CENTRAL WASHINGTON... INCLUDING THE FOLLOWING COUNTIES...CHELAN...DOUGLAS AND OKANOGAN. * FROM LATE MONDAY NIGHT THROUGH LATE WEDNESDAY NIGHT * RAINFALL AMOUNTS 1 TO 3 INCHES WILL CONTRIBUTE TO INCREASINGLY SATURATED SOIL AND POTENTIALLY PRODUCE SMALL STREAM FLOODING...MUD SLIDES AND DEBRIS FLOW ON AND NEAR RECENT WILDFIRE BURN SCARS. * SIMILAR WEATHER PATTERNS RECENTLY HAVE PRODUCED MUD AND OR DEBRIS FLOWS THAT HAVE WASHED OUT SMALL SECTIONS OF ROADS. THIS THREAT IS HIGHER WITH ALL SERVICE ROADS AND ALSO IN STEEP TERRAIN. SMALL CREEKS AND STREAMS WILL RISE MARKEDLY AND POTENTIALLY PRODUCE FLOODING AS WELL. THE LARGER MAINSTEM RIVERS ARE NOT EXPECTED TO FLOOD...BUT RIVERS SUCH AS THE STEHEKIN RIVER HAVE ALREADY BEGAN TO SHOW SHARP RISES WITH THE RECENT RAINS. NEAR PLAIN...BOTH THE WHITE RIVER AND NASON CREEK NEAR PLAIN ARE OF PARTICULAR CONCERN FOR FLOODING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THAT FLOODING IS POSSIBLE BUT NOT IMMINENT IN THE WATCH AREA. YOU SHOULD MONITOR FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. && THIS INCLUDES THE FOLLOWING LOCATIONS...LEAVENWORTH... CASHMERE...ENTIAT...MANSON...PLAIN...MAZAMA... WINTHROP...METHOW...TWISP...CONCONULLY. $$
9 follow-up statements
811 WGUS66 KOTX 290201 FFAOTX FLOOD WATCH NATIONAL WEATHER SERVICE SPOKANE WA 701 PM PDT SUN OCT 28 2012 ...HEAVY RAINFALL THROUGH MID WEEK ALONG AND NEAR THE EAST SLOPES OF THE CASCADES... RAINFALL AMOUNTS 1 TO 3 INCHES WILL CONTRIBUTE TO INCREASINGLY SATURATED SOIL AND POTENTIALLY PRODUCE POCKETS OF SMALL STREAM FLOODING...MUD SLIDES AND DEBRIS FLOW ON AND NEAR RECENT WILDFIRE BURN SCARS. AREA STREAMS AND CREEKS WILL SEE QUICK RISES BEGINNING AS EARLY AS LATE TONIGHT. WAC007-017-047-291415- /O.CON.KOTX.FA.A.0002.121030T1200Z-121101T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CHELAN-DOUGLAS-OKANOGAN- INCLUDING THE FOLLOWING LOCATIONS...WENATCHEE...LEAVENWORTH... CASHMERE...ENTIAT...CHELAN...MANSON...PLAIN...EAST WENATCHEE... MAZAMA...WINTHROP...METHOW...TWISP...CONCONULLY 701 PM PDT SUN OCT 28 2012 ...FLOOD WATCH REMAINS IN EFFECT FROM LATE MONDAY NIGHT THROUGH LATE WEDNESDAY NIGHT... THE FLOOD WATCH CONTINUES FOR * A PORTION OF NORTH CENTRAL WASHINGTON...INCLUDING THE FOLLOWING COUNTIES...CHELAN...DOUGLAS AND OKANOGAN. * FROM LATE MONDAY NIGHT THROUGH LATE WEDNESDAY NIGHT * RAINFALL AMOUNTS 1 TO 3 INCHES WILL CONTRIBUTE TO INCREASINGLY SATURATED SOIL AND POTENTIALLY PRODUCE SMALL STREAM FLOODING... MUD SLIDES AND DEBRIS FLOW ON AND NEAR RECENT WILDFIRE BURN SCARS. * SIMILAR WEATHER PATTERNS RECENTLY HAVE PRODUCED MUD AND OR DEBRIS FLOWS THAT HAVE WASHED OUT SMALL SECTIONS OF ROADS. THIS THREAT IS HIGHER FOR ALL SERVICE ROADS AND ALSO IN STEEP TERRAIN. SMALL CREEKS AND STREAMS WILL RISE MARKEDLY AND POTENTIALLY PRODUCE FLOODING AS WELL. THE LARGER MAINSTEM RIVERS ARE NOT EXPECTED TO FLOOD...BUT RIVERS SUCH AS THE STEHEKIN RIVER HAVE ALREADY BEGAN TO SHOW SHARP RISES WITH THE RECENT RAINS. NEAR PLAIN...BOTH THE WHITE RIVER AND NASON CREEK NEAR PLAIN ARE OF PARTICULAR CONCERN FOR FLOODING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THAT FLOODING IS POSSIBLE BUT NOT IMMINENT IN THE WATCH AREA. YOU SHOULD MONITOR FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. && THIS INCLUDES THE FOLLOWING LOCATIONS...LEAVENWORTH... CASHMERE... ENTIAT...MANSON...PLAIN...MAZAMA... WINTHROP...METHOW...TWISP... CONCONULLY. THIS INCLUDES THE FOLLOWING LOCATIONS...WENATCHEE...LEAVENWORTH... CASHMERE...ENTIAT...CHELAN...MANSON...PLAIN...EAST WENATCHEE... MAZAMA...WINTHROP...METHOW...TWISP...CONCONULLY. $$
631 WGUS66 KOTX 291410 FFAOTX FLOOD WATCH NATIONAL WEATHER SERVICE SPOKANE WA 710 AM PDT MON OCT 29 2012 ...HEAVY RAINFALL THROUGH MID WEEK ALONG AND NEAR THE EAST SLOPES OF THE CASCADES... WAC007-017-047-292215- /O.CON.KOTX.FA.A.0002.121030T1200Z-121101T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CHELAN-DOUGLAS-OKANOGAN- INCLUDING THE FOLLOWING LOCATIONS...WENATCHEE...LEAVENWORTH... CASHMERE...ENTIAT...CHELAN...MANSON...PLAIN...EAST WENATCHEE... MAZAMA...WINTHROP...METHOW...TWISP...CONCONULLY 710 AM PDT MON OCT 29 2012 ...FLOOD WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH LATE WEDNESDAY NIGHT... THE FLOOD WATCH CONTINUES FOR * A PORTION OF NORTH CENTRAL WASHINGTON...INCLUDING THE FOLLOWING COUNTIES...CHELAN...DOUGLAS AND OKANOGAN. * THROUGH LATE WEDNESDAY NIGHT * PRECIPITATION WILL BECOME SHOWERY TODAY WITH THE MOST SIGNIFICANT RAIN OCCURRING ALONG THE CASCADE CREST. RAIN AMOUNTS TODAY AND TONIGHT WILL GENERALLY BE LESS THAN A QUARTER OF AN INCH. ANOTHER ROUND OF MODERATE TO LOCALLY HEAVY RAIN WILL BE POSSIBLE TUESDAY AND TUESDAY NIGHT...WITH ADDITIONAL RAIN AMOUNTS BETWEEN A HALF INCH AND AN INCH AND A HALF...WITH THE HEAVIEST PRECIPITATION ALONG THE CASCADE CREST. * THE HEAVY RAIN WILL INCREASE THE POTENTIAL FOR MUD SLIDES AND DEBRIS FLOWS...ESPECIALLY OVER THE AREAS IMPACTED BY THE SUMMER WILDFIRES. SMALL CREEKS AND STREAMS WILL RISE MARKEDLY AND POTENTIALLY PRODUCE FLOODING AS WELL. THE LARGER MAIN-STEM RIVERS ARE NOT EXPECTED TO FLOOD...BUT RIVERS SUCH AS THE STEHEKIN RIVER HAVE ALREADY BEGAN TO SHOW SHARP RISES WITH THE RECENT RAINS. NEAR PLAIN...BOTH THE WHITE RIVER AND NASON CREEK NEAR PLAIN ARE OF PARTICULAR CONCERN FOR FLOODING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THAT FLOODING IS POSSIBLE BUT NOT IMMINENT IN THE WATCH AREA. YOU SHOULD MONITOR FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. && THIS INCLUDES THE FOLLOWING LOCATIONS...LEAVENWORTH... CASHMERE... ENTIAT...MANSON...PLAIN...MAZAMA... WINTHROP...METHOW...TWISP... CONCONULLY. $$
961 WGUS66 KOTX 292136 FFAOTX FLOOD WATCH NATIONAL WEATHER SERVICE SPOKANE WA 236 PM PDT MON OCT 29 2012 ...HEAVY RAINFALL THROUGH MID WEEK ALONG AND NEAR THE EAST SLOPES OF THE CASCADES... WAC007-017-047-300645- /O.CON.KOTX.FA.A.0002.121030T1200Z-121101T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CHELAN-DOUGLAS-OKANOGAN- INCLUDING THE FOLLOWING LOCATIONS...WENATCHEE...LEAVENWORTH... CASHMERE...ENTIAT...CHELAN...MANSON...PLAIN...EAST WENATCHEE... MAZAMA...WINTHROP...METHOW...TWISP...CONCONULLY 236 PM PDT MON OCT 29 2012 ...FLOOD WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH LATE WEDNESDAY NIGHT... THE FLOOD WATCH CONTINUES FOR * A PORTION OF NORTH CENTRAL WASHINGTON...INCLUDING THE FOLLOWING COUNTIES...CHELAN...DOUGLAS AND OKANOGAN. * FROM LATE TONIGHT THROUGH LATE WEDNESDAY NIGHT * ANOTHER ROUND OF MODERATE TO LOCALLY HEAVY RAIN WILL ARRIVE TUESDAY AND TUESDAY NIGHT...WITH ADDITIONAL RAIN AMOUNTS BETWEEN A HALF INCH AND AND TWO INCHES...WITH THE HEAVIEST PRECIPITATION ALONG THE CASCADE CREST. * THE HEAVY RAIN WILL INCREASE THE POTENTIAL FOR MUD SLIDES AND DEBRIS FLOWS...ESPECIALLY OVER THE AREAS IMPACTED BY THE SUMMER WILDFIRES. SMALL CREEKS AND STREAMS WILL RISE MARKEDLY AND POTENTIALLY PRODUCE FLOODING AS WELL. THE LARGER MAIN-STEM RIVERS ARE NOT EXPECTED TO FLOOD...BUT RIVERS SUCH AS THE STEHEKIN RIVER HAVE ALREADY BEGAN TO SHOW SHARP RISES WITH THE RECENT RAINS. NEAR PLAIN...BOTH THE WHITE RIVER AND NASON CREEK ARE OF PARTICULAR CONCERN FOR FLOODING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THAT FLOODING IS POSSIBLE BUT NOT IMMINENT IN THE WATCH AREA. YOU SHOULD MONITOR FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. && THIS INCLUDES THE FOLLOWING LOCATIONS...LEAVENWORTH... CASHMERE... ENTIAT...MANSON...PLAIN...MAZAMA... WINTHROP...METHOW...TWISP... CONCONULLY. THIS INCLUDES THE FOLLOWING LOCATIONS...WENATCHEE...LEAVENWORTH... CASHMERE...ENTIAT...CHELAN...MANSON...PLAIN...EAST WENATCHEE... MAZAMA...WINTHROP...METHOW...TWISP...CONCONULLY. $$
187 WGUS66 KOTX 300540 FFAOTX FLOOD WATCH NATIONAL WEATHER SERVICE SPOKANE WA 1040 PM PDT MON OCT 29 2012 ...HEAVY RAINFALL THROUGH MID WEEK ALONG AND NEAR THE EAST SLOPES OF THE CASCADES... WAC007-017-047-301400- /O.CON.KOTX.FA.A.0002.121030T1200Z-121101T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CHELAN-DOUGLAS-OKANOGAN- INCLUDING THE FOLLOWING LOCATIONS...WENATCHEE...LEAVENWORTH... CASHMERE...ENTIAT...CHELAN...MANSON...PLAIN...EAST WENATCHEE... MAZAMA...WINTHROP...METHOW...TWISP...CONCONULLY 1040 PM PDT MON OCT 29 2012 ...FLOOD WATCH REMAINS IN EFFECT FROM 5 AM PDT TUESDAY THROUGH LATE WEDNESDAY NIGHT... THE FLOOD WATCH CONTINUES FOR * A PORTION OF NORTH CENTRAL WASHINGTON...INCLUDING THE FOLLOWING COUNTIES...CHELAN...DOUGLAS AND OKANOGAN. * FROM 5 AM PDT TUESDAY THROUGH LATE WEDNESDAY NIGHT * ANOTHER ROUND OF MODERATE TO LOCALLY HEAVY RAIN WILL BEGIN LATE TONIGHT...AND CONTINUE TUESDAY AND TUESDAY NIGHT...WITH ADDITIONAL RAIN AMOUNTS BETWEEN A HALF INCH AND AND TWO INCHES...WITH THE HEAVIEST PRECIPITATION ALONG THE CASCADE CREST. * THE HEAVY RAIN WILL INCREASE THE POTENTIAL FOR MUD SLIDES AND DEBRIS FLOWS...ESPECIALLY OVER THE AREAS IMPACTED BY THE SUMMER WILDFIRES. SMALL CREEKS AND STREAMS WILL RISE MARKEDLY AND POTENTIALLY PRODUCE FLOODING AS WELL. THE LARGER MAIN-STEM RIVERS ARE NOT EXPECTED TO FLOOD...BUT RIVERS SUCH AS THE STEHEKIN RIVER HAVE ALREADY BEGAN TO SHOW SHARP RISES WITH THE RECENT RAINS. NEAR PLAIN...BOTH THE WHITE RIVER AND NASON CREEK ARE OF PARTICULAR CONCERN FOR FLOODING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THAT FLOODING IS POSSIBLE BUT NOT IMMINENT IN THE WATCH AREA. YOU SHOULD MONITOR FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. && THIS INCLUDES THE FOLLOWING LOCATIONS...LEAVENWORTH... CASHMERE... ENTIAT...MANSON...PLAIN...MAZAMA... WINTHROP...METHOW...TWISP... CONCONULLY. THIS INCLUDES THE FOLLOWING LOCATIONS...WENATCHEE...LEAVENWORTH... CASHMERE...ENTIAT...CHELAN...MANSON...PLAIN...EAST WENATCHEE... MAZAMA...WINTHROP...METHOW...TWISP...CONCONULLY. $$
945 WGUS66 KOTX 301111 FFAOTX FLOOD WATCH NATIONAL WEATHER SERVICE SPOKANE WA 411 AM PDT TUE OCT 30 2012 ...HEAVY RAINFALL THROUGH MID WEEK ALONG AND NEAR THE EAST SLOPES OF THE CASCADES... WAC007-017-047-301915- /O.CON.KOTX.FA.A.0002.121030T1200Z-121101T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CHELAN-DOUGLAS-OKANOGAN- INCLUDING THE FOLLOWING LOCATIONS...WENATCHEE...LEAVENWORTH... CASHMERE...ENTIAT...CHELAN...MANSON...PLAIN...EAST WENATCHEE... MAZAMA...WINTHROP...METHOW...TWISP...CONCONULLY 411 AM PDT TUE OCT 30 2012 ...FLOOD WATCH REMAINS IN EFFECT THROUGH LATE WEDNESDAY NIGHT... THE FLOOD WATCH CONTINUES FOR * A PORTION OF NORTH CENTRAL WASHINGTON...INCLUDING THE FOLLOWING COUNTIES...CHELAN...DOUGLAS AND OKANOGAN. * THROUGH LATE WEDNESDAY NIGHT * BETWEEN TUESDAY MORNING AND WEDNESDAY NIGHT...RAINFALL OF TWO INCHES OR MORE WILL FALL ALONG THE CASCADE CREST NEAR STEVENS PASS...WASHINGTON PASS AND STEHEKIN. THE BURN SCARS NEAR WENATCHEE HAVE A GOOD CHANCE OF RECEIVING A HALF INCH TO AN INCH OF ADDITIONAL RAINFALL. * THE HEAVY RAIN WILL INCREASE THE POTENTIAL FOR MUD SLIDES AND DEBRIS FLOWS...ESPECIALLY OVER THE AREAS IMPACTED BY THE SUMMER WILDFIRES. SMALL CREEKS AND STREAMS WILL RISE MARKEDLY AND POTENTIALLY PRODUCE FLOODING AS WELL. THE LARGER MAIN-STEM RIVERS ARE NOT EXPECTED TO FLOOD...BUT RIVERS SUCH AS THE STEHEKIN RIVER HAVE ALREADY BEGAN TO SHOW SHARP RISES WITH THE RECENT RAINS. NEAR PLAIN...BOTH THE WHITE RIVER AND NASON CREEK ARE OF PARTICULAR CONCERN FOR FLOODING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THAT FLOODING IS POSSIBLE BUT NOT IMMINENT IN THE WATCH AREA. YOU SHOULD MONITOR FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. && THIS INCLUDES THE FOLLOWING LOCATIONS...LEAVENWORTH...CASHMERE... ENTIAT...MANSON...PLAIN...MAZAMA...WINTHROP...METHOW...TWISP... CONCONULLY. $$
159 WGUS66 KOTX 301913 FFAOTX FLOOD WATCH NATIONAL WEATHER SERVICE SPOKANE WA 1213 PM PDT TUE OCT 30 2012 ...HEAVY RAINFALL THROUGH MID WEEK ALONG AND NEAR THE EAST SLOPES OF THE CASCADES... WAC007-017-047-310315- /O.CON.KOTX.FA.A.0002.000000T0000Z-121101T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CHELAN-DOUGLAS-OKANOGAN- INCLUDING THE FOLLOWING LOCATIONS...WENATCHEE...LEAVENWORTH... CASHMERE...ENTIAT...CHELAN...MANSON...PLAIN...EAST WENATCHEE... MAZAMA...WINTHROP...METHOW...TWISP...CONCONULLY 1213 PM PDT TUE OCT 30 2012 ...FLOOD WATCH REMAINS IN EFFECT THROUGH LATE WEDNESDAY NIGHT... THE FLOOD WATCH CONTINUES FOR * A PORTION OF NORTH CENTRAL WASHINGTON...INCLUDING THE FOLLOWING COUNTIES...CHELAN...DOUGLAS AND OKANOGAN. * THROUGH LATE WEDNESDAY NIGHT * BETWEEN TODAY AND AND WEDNESDAY NIGHT...RAINFALL OF TWO INCHES OR MORE WILL FALL ALONG THE CASCADE CREST NEAR STEVENS PASS...WASHINGTON PASS AND STEHEKIN. THE BURN SCARS NEAR WENATCHEE HAVE A GOOD CHANCE OF RECEIVING A HALF INCH TO AN INCH OF ADDITIONAL RAINFALL. * THE HEAVY RAIN WILL INCREASE THE POTENTIAL FOR MUD SLIDES AND DEBRIS FLOWS...ESPECIALLY OVER THE AREAS IMPACTED BY THE SUMMER WILDFIRES. SMALL CREEKS AND STREAMS WILL RISE MARKEDLY AND POTENTIALLY PRODUCE FLOODING AS WELL. THE LARGER MAIN-STEM RIVERS ARE NOT EXPECTED TO FLOOD...BUT RIVERS SUCH AS THE STEHEKIN RIVER HAVE ALREADY BEGAN TO SHOW SHARP RISES WITH THE RECENT RAINS. NEAR PLAIN...BOTH THE WHITE RIVER AND NASON CREEK ARE OF PARTICULAR CONCERN FOR FLOODING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THAT FLOODING IS POSSIBLE BUT NOT IMMINENT IN THE WATCH AREA. YOU SHOULD MONITOR FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. && THIS INCLUDES THE FOLLOWING LOCATIONS...LEAVENWORTH...CASHMERE... ENTIAT...MANSON...PLAIN...MAZAMA...WINTHROP...METHOW...TWISP... CONCONULLY. THIS INCLUDES THE FOLLOWING LOCATIONS...WENATCHEE...LEAVENWORTH... CASHMERE...ENTIAT...CHELAN...MANSON...PLAIN...EAST WENATCHEE... MAZAMA...WINTHROP...METHOW...TWISP...CONCONULLY. $$
636 WGUS66 KOTX 310308 FFAOTX FLOOD WATCH NATIONAL WEATHER SERVICE SPOKANE WA 808 PM PDT TUE OCT 30 2012 ...HEAVY RAINFALL THROUGH MID WEEK ALONG AND NEAR THE EAST SLOPES OF THE CASCADES... WAC007-017-047-311515- /O.CON.KOTX.FA.A.0002.000000T0000Z-121101T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CHELAN-DOUGLAS-OKANOGAN- INCLUDING THE FOLLOWING LOCATIONS...WENATCHEE...LEAVENWORTH... CASHMERE...ENTIAT...CHELAN...MANSON...PLAIN...EAST WENATCHEE... MAZAMA...WINTHROP...METHOW...TWISP...CONCONULLY 808 PM PDT TUE OCT 30 2012 ...FLOOD WATCH REMAINS IN EFFECT THROUGH LATE WEDNESDAY NIGHT... THE FLOOD WATCH CONTINUES FOR * A PORTION OF NORTH CENTRAL WASHINGTON...INCLUDING THE FOLLOWING COUNTIES...CHELAN...DOUGLAS AND OKANOGAN. * THROUGH LATE WEDNESDAY NIGHT * BETWEEN TONIGHT AND WEDNESDAY NIGHT...RAINFALL OF TWO INCHES OR MORE WILL FALL ALONG THE CASCADE CREST NEAR STEVENS PASS... WASHINGTON PASS AND STEHEKIN. THE BURN SCARS NEAR WENATCHEE HAVE A GOOD CHANCE OF RECEIVING A HALF INCH TO AN INCH OF ADDITIONAL RAINFALL. * THE HEAVY RAIN WILL INCREASE THE POTENTIAL FOR MUD SLIDES AND DEBRIS FLOWS...ESPECIALLY OVER THE AREAS IMPACTED BY THE SUMMER WILDFIRES. SMALL CREEKS AND STREAMS WILL RISE MARKEDLY AND POTENTIALLY PRODUCE FLOODING AS WELL. THE LARGER MAIN-STEM RIVERS ARE NOT EXPECTED TO FLOOD...BUT RIVERS SUCH AS THE STEHEKIN RIVER HAVE ALREADY BEGAN TO SHOW SHARP RISES WITH THE RECENT RAINS. NEAR PLAIN...BOTH THE WHITE RIVER AND NASON CREEK ARE OF PARTICULAR CONCERN FOR FLOODING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THAT FLOODING IS POSSIBLE BUT NOT IMMINENT IN THE WATCH AREA. YOU SHOULD MONITOR FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. && THIS INCLUDES THE FOLLOWING LOCATIONS...LEAVENWORTH...CASHMERE... ENTIAT...MANSON...PLAIN...MAZAMA...WINTHROP...METHOW...TWISP... CONCONULLY. $$
005 WGUS66 KOTX 311247 FFAOTX FLOOD WATCH NATIONAL WEATHER SERVICE SPOKANE WA 547 AM PDT WED OCT 31 2012 ...MORE RAIN TODAY...TONIGHT...AND TOMORROW OVER THE CASCADES... RIVER GAGES ON SMALL STREAMS IN THE WENATCHEE...METHOW...AND ENTIAT BASINS ARE RISING AFTER SEVERAL DAYS OF RAIN. THE GOOD NEWS IS THAT THE RAIN WILL END ON THURSDAY EVENING. UNTIL THEN...AN ADDITIONAL INCH...TO INCH AND A HALF OF RAIN WILL FALL ALONG THE CASCADE CREST. ADDITIONAL RAIN AMOUNTS OVER THE WENATCHEE BURN SCARS WILL PROBABLY BE BETWEEN A TENTH AND A QUARTER OF AN INCH. WAC007-017-047-010000- /O.CON.KOTX.FA.A.0002.000000T0000Z-121101T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CHELAN-DOUGLAS-OKANOGAN- INCLUDING THE FOLLOWING LOCATIONS...WENATCHEE...LEAVENWORTH... CASHMERE...ENTIAT...CHELAN...MANSON...PLAIN...EAST WENATCHEE... MAZAMA...WINTHROP...METHOW...TWISP...CONCONULLY 547 AM PDT WED OCT 31 2012 ...FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT... THE FLOOD WATCH CONTINUES FOR * A PORTION OF NORTH CENTRAL WASHINGTON...INCLUDING THE FOLLOWING COUNTIES...CHELAN...DOUGLAS AND OKANOGAN. * THROUGH LATE TONIGHT * FROM WEDNESDAY MORNING THROUGH THURSDAY...ADDITIONAL RAIN AMOUNTS OF AN INCH TO AN INCH AND A HALF WILL FALL OVER THE CASCADE CREST...AND RUNOFF FROM THIS HIGH MOUNTAIN RAIN WILL CONTINUE TO FEED SMALL STREAMS IN THE WENATCHEE...ENTIAT... STEHEKIN...AND METHOW BASINS. * FOR THE BURN SCARS LEFT BY THE SUMMER FIRES NEAR WENATCHEE... ADDITIONAL RAIN AMOUNTS OF A TENTH TO A QUARTER INCH ARE EXPECTED BY THURSDAY. OVER THE LAST FOUR DAYS...GAGES NEAR THE BURN SCARS HAVE MEASURED BETWEEN AN INCH AND AN INCH AND A HALF OF RAIN. * EVEN THOUGH THE HEAVIEST RAIN FOR THIS MULTI-DAY EVENT HAS ALREADY FALLEN...STREAMS WILL LIKELY CONTINUE RISING THROUGH THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THAT FLOODING IS POSSIBLE BUT NOT IMMINENT IN THE WATCH AREA. YOU SHOULD MONITOR FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. RESIDENTS LIVING NEAR BURN SCARS LEFT BY SUMMER FIRES SHOULD BE REMAIN AWARE OF THE WEATHER THROUGH THIS FALL AND WINTER. THESE BURN SCARS WILL BE VULNERABLE TO MUD SLIDES DURING THE WET SEASON. && THIS INCLUDES THE FOLLOWING LOCATIONS...LEAVENWORTH...CASHMERE... ENTIAT...MANSON...PLAIN...MAZAMA...WINTHROP...METHOW...TWISP... CONCONULLY. $$
483 WGUS66 KOTX 312106 FFAOTX FLOOD WATCH NATIONAL WEATHER SERVICE SPOKANE WA 206 PM PDT WED OCT 31 2012 WAC007-017-047-312215- /O.CAN.KOTX.FA.A.0002.000000T0000Z-121101T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CHELAN-DOUGLAS-OKANOGAN- INCLUDING THE FOLLOWING LOCATIONS...WENATCHEE...LEAVENWORTH... CASHMERE...ENTIAT...CHELAN...MANSON...PLAIN...EAST WENATCHEE... MAZAMA...WINTHROP...METHOW...TWISP...CONCONULLY 206 PM PDT WED OCT 31 2012 ...FLOOD WATCH IS CANCELLED... THE FLOOD WATCH FOR A PORTION OF NORTH CENTRAL WASHINGTON HAS BEEN CANCELLED. FURTHER LIGHT TO MODERATE RAIN IS EXPECTED OVER THE AREA TONIGHT AND THURSDAY MORNING...BUT AMOUNTS AND RAIN RATES ARE NOT EXPECTED TO BE HEAVY ENOUGH TO LEAD TO ANY SIGNIFICANT MUD SLIDE OR SMALL STREAM ISSUES. THIS INCLUDES THE FOLLOWING LOCATIONS...WENATCHEE...LEAVENWORTH... CASHMERE...ENTIAT...CHELAN...MANSON...PLAIN...EAST WENATCHEE... MAZAMA...WINTHROP...METHOW...TWISP...CONCONULLY. $$
Nearby
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.