Alert archive / Montana / Wind Advisories in 2011
Wind Advisory 13, NWS Missoula, MT
NWS Missoula, MT issued this wind advisory at May 14, 2011, 3:15 AM MDT for 5 counties in Montana. It took effect at May 14, 2011, 9:22 AM MDT. It was in force for 13 hr.
The area
The counties it named.
The facts
- Issued
- May 14, 2011, 3:15 AM MDT (09:15 UTC)
- In effect from
- May 14, 2011, 9:22 AM MDT
- Expired
- May 14, 2011, 10:00 PM MDT
- In force
- 13 hr
- Issued by
- NWS Missoula, MT
Counties Flathead County, MT, Lake County, MT, Missoula County, MT, Ravalli County, MT, Sanders County, MT
The radar
The Missoula radar (KMSX), 40 km from the middle of the area, began a volume at 09:18 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 00:00Z, 9.3 hours before the alert went out and 165 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
- 2204 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 143 m²/s²
- 0-3 km storm-relative helicity
- 351 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
393 WWUS75 KMSO 140915 NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 315 AM MDT SAT MAY 14 2011 MTZ003-141715- /O.NEW.KMSO.WI.Y.0013.110514T1800Z-110515T0400Z/ FLATHEAD/MISSION VALLEYS- 315 AM MDT SAT MAY 14 2011 ...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 10 PM MDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM NOON TODAY TO 10 PM MDT THIS EVENING. * IMPACTS/TIMING: THE COMBINATION OF INCREASING EASTERLY WIND ALOFT AND A TIGHT EASTERLY SURFACE PRESSURE GRADIENT WILL CREATE WINDY CONDITIONS ACROSS THE FLATHEAD AND MISSION VALLEYS TODAY. WINDS WILL BE PEAKING THIS AFTERNOON THROUGH EARLY EVENING. WATER CONDITIONS ACROSS FLATHEAD LAKE WILL BECOME QUITE CHOPPY FOR BOATING ENTHUSIASTS THIS AFTERNOON. * WINDS: NORTHEAST WINDS 15 TO 25 MPH THIS MORNING...INCREASING TO 20 TO 30 MPH WITH GUSTS TO 40 MPH THIS AFTERNOON AND EVENING. WINDS WILL BE DECREASING AGAIN LATER THIS EVENING. * LOCATIONS IMPACTED INCLUDE...FLATHEAD LAKE...FLATHEAD VALLEY... MISSION VALLEY...POLSON PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ MTZ005-141715- /O.NEW.KMSO.WI.Y.0013.110514T1800Z-110515T0400Z/ MISSOULA/BITTERROOT VALLEYS- 315 AM MDT SAT MAY 14 2011 ...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 10 PM MDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM NOON TODAY TO 10 PM MDT THIS EVENING. * IMPACTS/TIMING: THE COMBINATION OF INCREASING EASTERLY WIND ALOFT AND AN EASTERLY SURFACE PRESSURE GRADIENT WILL CREATE WINDY CONDITIONS ACROSS THE MISSOULA AND BITTERROOT VALLEYS TODAY. STRONGEST WINDS WILL BE SPILLING OUT OF HELLGATE CANYON. WINDS WILL BE PEAKING THIS AFTERNOON THROUGH EARLY EVENING. * WINDS: EASTERLY WINDS 15 TO 30 MPH THIS MORNING...INCREASING TO 20 TO 30 MPH WITH GUSTS UP TO 45 MPH THIS AFTERNOON AND EVENING. WINDS WILL BE DECREASING AGAIN LATER THIS EVENING. * LOCATIONS IMPACTED INCLUDE...BITTERROOT VALLEY...MISSOULA PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
3 follow-up statements
575 WWUS75 KMSO 141522 AAA NPWMSO URGENT - WEATHER MESSAGE...UPDATED NATIONAL WEATHER SERVICE MISSOULA MT 922 AM MDT SAT MAY 14 2011 MTZ003-142330- /O.EXT.KMSO.WI.Y.0013.110514T1522Z-110515T0400Z/ FLATHEAD/MISSION VALLEYS- 922 AM MDT SAT MAY 14 2011 ...WIND ADVISORY NOW IN EFFECT UNTIL 10 PM MDT THIS EVENING... THE WIND ADVISORY IS NOW IN EFFECT UNTIL 10 PM MDT THIS EVENING. * IMPACTS/TIMING: STRONG WINDS ON THE EAST SIDE OF THE MISSION VALLEY INCLUDING THE EAST SIDE OF FLATHEAD LAKE AND YELLOW BAY WILL INCREASE THROUGH TODAY. WINDS WILL BE PEAKING THIS AFTERNOON THROUGH EARLY EVENING AND WILL BECOME MORE WIDESPREAD THROUGH THE VALLEY AND THE LAKE AFTER NOON. WATER CONDITIONS ACROSS FLATHEAD LAKE WILL BECOME QUITE CHOPPY FOR BOATING ENTHUSIASTS THIS AFTERNOON. * WINDS: NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS TO 40 ON THE EAST SIDE THIS MORNING...INCREASING TO 25 TO 35 MPH WITH GUSTS TO 45 MPH THIS AFTERNOON AND EVENING. WINDS WILL BE DECREASING AGAIN LATER THIS EVENING. * LOCATIONS IMPACTED INCLUDE...FLATHEAD LAKE...FLATHEAD VALLEY... MISSION VALLEY...POLSON PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ MTZ005-142330- /O.CON.KMSO.WI.Y.0013.110514T1800Z-110515T0400Z/ MISSOULA/BITTERROOT VALLEYS- 922 AM MDT SAT MAY 14 2011 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM MDT THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM MDT THIS EVENING. * IMPACTS/TIMING: WINDY CONDITIONS ACROSS THE MISSOULA VALLEY WILL INCREASE THROUGH THIS MORNING WITH STRONGEST WINDS SPILLING OUT OF HELLGATE CANYON. THE BITTERROOT VALLEY WILL JOIN IN AFTER NOON. WINDS WILL BE PEAKING THIS AFTERNOON THROUGH EARLY EVENING. * WINDS: EASTERLY WINDS 15 TO 30 MPH THIS MORNING IN THE MISSOULA VALLEY...INCREASING TO 25 TO 35 MPH WITH GUSTS UP TO 45 MPH THIS AFTERNOON AND EVENING. WINDS WILL BE DECREASING AGAIN LATER THIS EVENING. * LOCATIONS IMPACTED INCLUDE...BITTERROOT VALLEY...MISSOULA PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
114 WWUS75 KMSO 141533 RRA NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 933 AM MDT SAT MAY 14 2011 MTZ003-150400- /O.CON.KMSO.WI.Y.0013.000000T0000Z-110515T0400Z/ FLATHEAD/MISSION VALLEYS- 933 AM MDT SAT MAY 14 2011 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM MDT THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM MDT THIS EVENING. * IMPACTS/TIMING: STRONG WINDS ON THE EAST SIDE OF THE MISSION VALLEY INCLUDING THE EAST SIDE OF FLATHEAD LAKE AND YELLOW BAY WILL INCREASE THROUGH TODAY. WINDS WILL BE PEAKING THIS AFTERNOON THROUGH EARLY EVENING AND WILL BECOME MORE WIDESPREAD THROUGH THE VALLEY AND THE LAKE AFTER NOON. WATER CONDITIONS ACROSS FLATHEAD LAKE WILL BECOME QUITE CHOPPY FOR BOATING ENTHUSIASTS THIS AFTERNOON. * WINDS: NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS TO 40 ON THE EAST SIDE THIS MORNING...INCREASING TO 25 TO 35 MPH WITH GUSTS TO 45 MPH THIS AFTERNOON AND EVENING. WINDS WILL BE DECREASING AGAIN LATER THIS EVENING. * LOCATIONS IMPACTED INCLUDE...FLATHEAD LAKE...FLATHEAD VALLEY... MISSION VALLEY...POLSON PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ MTZ005-150400- /O.CON.KMSO.WI.Y.0013.110514T1800Z-110515T0400Z/ MISSOULA/BITTERROOT VALLEYS- 933 AM MDT SAT MAY 14 2011 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM MDT THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM MDT THIS EVENING. * IMPACTS/TIMING: WINDY CONDITIONS ACROSS THE MISSOULA VALLEY WILL INCREASE THROUGH THIS MORNING WITH STRONGEST WINDS SPILLING OUT OF HELLGATE CANYON. THE BITTERROOT VALLEY WILL JOIN IN AFTER NOON. WINDS WILL BE PEAKING THIS AFTERNOON THROUGH EARLY EVENING. * WINDS: EASTERLY WINDS 15 TO 30 MPH THIS MORNING IN THE MISSOULA VALLEY...INCREASING TO 25 TO 35 MPH WITH GUSTS UP TO 45 MPH THIS AFTERNOON AND EVENING. WINDS WILL BE DECREASING AGAIN LATER THIS EVENING. * LOCATIONS IMPACTED INCLUDE...BITTERROOT VALLEY...MISSOULA PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
932 WWUS75 KMSO 150337 NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 937 PM MDT SAT MAY 14 2011 MTZ003-150445- /O.EXP.KMSO.WI.Y.0013.000000T0000Z-110515T0400Z/ FLATHEAD/MISSION VALLEYS- 937 PM MDT SAT MAY 14 2011 ...WIND ADVISORY WILL EXPIRE AT 10 PM MDT THIS EVENING... THE WIND ADVISORY WILL EXPIRE AT 10 PM MDT THIS EVENING. * LOCATIONS IMPACTED INCLUDE...FLATHEAD LAKE...FLATHEAD VALLEY... MISSION VALLEY...POLSON $$ MTZ005-150445- /O.EXP.KMSO.WI.Y.0013.000000T0000Z-110515T0400Z/ MISSOULA/BITTERROOT VALLEYS- 937 PM MDT SAT MAY 14 2011 ...WIND ADVISORY WILL EXPIRE AT 10 PM MDT THIS EVENING... THE WIND ADVISORY WILL EXPIRE AT 10 PM MDT THIS EVENING. * LOCATIONS IMPACTED INCLUDE...BITTERROOT VALLEY...MISSOULA $$
The office that day
Everything else NWS Missoula, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 14, 4:04 PM MDT | Areal Flood Advisory | MSO | Ravalli | 52 hr |
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.