Alert archive / Oklahoma / Winter Storm Watches in 2021
Winter Storm Watch 2, NWS Tulsa, OK
NWS Tulsa, OK issued this winter storm watch at Feb 9, 2021, 2:08 PM CST for 5 counties in Oklahoma. It took effect at Feb 10, 2021, 6:00 AM CST. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Feb 9, 2021, 2:08 PM CST (20:08 UTC)
- In effect from
- Feb 10, 2021, 6:00 AM CST
- Expired
- Feb 10, 2021, 2:10 PM CST
- In force
- 8 hr
- Issued by
- NWS Tulsa, OK
Counties Choctaw County, OK, Haskell County, OK, Latimer County, OK, Pittsburg County, OK, Pushmataha County, OK
The radar
The Western Arkansas radar (KSRX), 116 km from the middle of the area, began a volume at 20:12 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
Norman, OK (KOUN), launched 12:00Z, 8.1 hours before the alert went out and 191 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
- 425 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 71 m²/s²
- 0-3 km storm-relative helicity
- 245 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
390 WWUS44 KTSA 092008 WSWTSA URGENT - WINTER WEATHER MESSAGE National Weather Service Tulsa OK 208 PM CST Tue Feb 9 2021 OKZ057-058-060>068-070-071-101000- /O.EXA.KTSA.WW.Y.0003.000000T0000Z-210210T1200Z/ Craig-Ottawa-Tulsa-Rogers-Mayes-Delaware-Creek-Okfuskee-Okmulgee- Wagoner-Cherokee-Muskogee-McIntosh- Including the cities of Vinita, Miami, Tulsa, Claremore, Pryor, Grove, Jay, Sapulpa, Okemah, Okmulgee, Wagoner, Tahlequah, Muskogee, and Checotah 208 PM CST Tue Feb 9 2021 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM CST WEDNESDAY... * WHAT...Mix of light snow and patchy freezing drizzle. Additional snow accumulations of up to one inch and ice accumulations of a light glaze. * WHERE...Portions of east central, northeast and southeast Oklahoma. * WHEN...Until 6 AM CST Wednesday. * IMPACTS...Untreated roads and bridges and overpasses may become slick and hazardous overnight. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For the latest road conditions call 1-844-465-4997 or go to okRoads.org. && $$ OKZ049-073>076-101000- /O.NEW.KTSA.WS.A.0002.210210T1200Z-210211T1800Z/ /O.CON.KTSA.WW.Y.0003.000000T0000Z-210210T1200Z/ Pushmataha-Pittsburg-Haskell-Latimer-Le Flore- Including the cities of Antlers, Clayton, McAlester, Stigler, Wilburton, and Poteau 208 PM CST Tue Feb 9 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST WEDNESDAY... ...WINTER STORM WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING... * WHAT...Light freezing rain or drizzle thru tonight. Additional ice accumulations of less than a tenth of an inch. Freezing rain Wednesday. Ice accumulations of one tenth to four tenths of an inch possible. * WHERE...Pittsburg, Haskell, Latimer and exclusively the higher terrain areas of northern Pushmataha and southern Le Flore Counties. * WHEN...For the Winter Weather Advisory, until 6 AM CST Wednesday. For the Winter Storm Watch, from Wednesday morning through Thursday morning. * IMPACTS...Sporadic power outages and tree damage are likely due to the ice. Travel could be very dangerous, especially on bridges and overpasses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Prepare for possible power outages. Monitor the latest forecasts for updates on this situation. For the latest road conditions call 1-844-465-4997 or go to okRoads.org. && $$ ARZ001-002-010-011-019-020-029-OKZ053-069-072-101000- /O.CON.KTSA.WW.Y.0003.000000T0000Z-210210T1200Z/ Benton-Carroll-Washington AR-Madison-Crawford-Franklin-Sebastian- Choctaw-Adair-Sequoyah- Including the cities of Rogers, Bentonville, Berryville, Eureka Springs, Fayetteville, Springdale, Huntsville, Van Buren, Ozark, Charleston, Fort Smith, Hugo, Stilwell, and Sallisaw 208 PM CST Tue Feb 9 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST WEDNESDAY... * WHAT...Areas of light freezing drizzle will either continue or develop tonight into early Wednesday. Additional ice accumulations of less than one tenth of an inch are expected. * WHERE...Portions of east central and southeast Oklahoma and northwest Arkansas. * WHEN...Until 6 AM CST Wednesday. * IMPACTS...Untreated roads and bridges and overpasses may become slick and hazardous this afternoon and tonight. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Prepare for possible power outages. In Arkansas, for the latest road conditions call 1-800-245- 1672 or go to idrivearkansas.com. In Oklahoma, for the latest road conditions call 1-844-465-4997 or go to okRoads.org. && $$ Stay tuned to NOAA weather radio,commercial radio or television for the latest information,forecasts,and warnings. For more information from the National Weather Service visit https://weather.gov/tsa
3 follow-up statements
269 WWUS44 KTSA 100257 WSWTSA URGENT - WINTER WEATHER MESSAGE National Weather Service Tulsa OK 857 PM CST Tue Feb 9 2021 ARZ001-002-010-011-019-020-029-OKZ060>072-101100- /O.EXT.KTSA.WW.Y.0003.000000T0000Z-210211T0000Z/ Benton-Carroll-Washington AR-Madison-Crawford-Franklin-Sebastian- Tulsa-Rogers-Mayes-Delaware-Creek-Okfuskee-Okmulgee-Wagoner- Cherokee-Adair-Muskogee-McIntosh-Sequoyah- Including the cities of Rogers, Bentonville, Berryville, Eureka Springs, Fayetteville, Springdale, Huntsville, Van Buren, Ozark, Charleston, Fort Smith, Tulsa, Claremore, Pryor, Grove, Jay, Sapulpa, Okemah, Okmulgee, Wagoner, Tahlequah, Stilwell, Muskogee, Checotah, and Sallisaw 857 PM CST Tue Feb 9 2021 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 PM CST WEDNESDAY... * WHAT...Areas of light freezing drizzle will either continue or develop tonight into early Wednesday. Additional ice accumulations of less than one tenth of an inch are expected. * WHERE...Portions of east central and southeast Oklahoma and northwest Arkansas. * WHEN...Until 6 PM CST Wednesday. * IMPACTS...Untreated roads and bridges and overpasses may become slick and hazardous overnight through tomorrow. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. In Arkansas, for the latest road conditions call 1-800-245- 1672 or go to idrivearkansas.com. In Oklahoma, for the latest road conditions call 1-844-465-4997 or go to okRoads.org. && $$ OKZ049-073>076-101100- /O.CON.KTSA.WW.Y.0003.000000T0000Z-210210T1200Z/ /O.CON.KTSA.WS.A.0002.210210T1200Z-210211T1800Z/ Pushmataha-Pittsburg-Haskell-Latimer-Le Flore- Including the cities of Antlers, Clayton, McAlester, Stigler, Wilburton, and Poteau 857 PM CST Tue Feb 9 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST WEDNESDAY... ...WINTER STORM WATCH REMAINS IN EFFECT FROM 6 AM CST WEDNESDAY THROUGH THURSDAY MORNING... * WHAT...Light freezing rain or drizzle thru tonight. Additional ice accumulations of less than a tenth of an inch. Freezing rain Wednesday. Ice accumulations of one tenth to four tenths of an inch possible. * WHERE...Pittsburg, Haskell, Latimer and exclusively the higher terrain areas of northern Pushmataha and southern Le Flore Counties. * WHEN...For the Winter Weather Advisory, until 6 AM CST Wednesday. For the Winter Storm Watch, from Wednesday morning through Thursday morning. * IMPACTS...Sporadic power outages and tree damage are likely due to the ice. Travel could be very dangerous, especially on bridges and overpasses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Prepare for possible power outages. Monitor the latest forecasts for updates on this situation. For the latest road conditions call 1-844-465-4997 or go to okRoads.org. && $$ OKZ053-057-058-101100- /O.CON.KTSA.WW.Y.0003.000000T0000Z-210210T1200Z/ Choctaw-Craig-Ottawa- Including the cities of Hugo, Vinita, and Miami 857 PM CST Tue Feb 9 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST WEDNESDAY... * WHAT...Mix of light snow and patchy freezing drizzle. Additional snow accumulations of up to one inch and ice accumulations of a light glaze. * WHERE...Portions of east central, northeast and southeast Oklahoma. * WHEN...Until 6 AM CST Wednesday. * IMPACTS...Untreated roads and bridges and overpasses may become slick and hazardous overnight. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For the latest road conditions call 1-844-465-4997 or go to okRoads.org. && $$ Stay tuned to NOAA weather radio,commercial radio or television for the latest information,forecasts,and warnings. For more information from the National Weather Service visit https://weather.gov/tsa
472 WWUS44 KTSA 100953 WSWTSA URGENT - WINTER WEATHER MESSAGE National Weather Service Tulsa OK 353 AM CST Wed Feb 10 2021 OKZ073-074-110000- /O.CAN.KTSA.WS.A.0002.210210T1200Z-210211T1800Z/ /O.EXT.KTSA.WW.Y.0003.000000T0000Z-210211T1200Z/ Pittsburg-Haskell- Including the cities of McAlester and Stigler 353 AM CST Wed Feb 10 2021 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 AM CST THURSDAY... ...WINTER STORM WATCH IS CANCELLED... * WHAT...Areas of freezing rain or freezing drizzle thru tonight, possibly mixing with light sleet late tonight. Additional ice accumulations of one tenth to two tenths of an inch possible. * WHERE...Pittsburg and Haskell Counties. * WHEN...Until 6 AM CST Thursday. * IMPACTS...Sporadic power outages and tree damage are likely due to the ice. Travel could be very dangerous, especially on bridges and overpasses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For the latest road conditions call 1-844-465-4997 or go to okRoads.org. && $$ OKZ049-075-076-110000- /O.EXT.KTSA.WW.Y.0003.000000T0000Z-210211T1200Z/ /O.EXT.KTSA.WS.A.0002.210211T1200Z-210211T1800Z/ Pushmataha-Latimer-Le Flore- Including the cities of Antlers, Clayton, Wilburton, and Poteau 353 AM CST Wed Feb 10 2021 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 AM CST THURSDAY... ...WINTER STORM WATCH NOW IN EFFECT WEDNESDAY MORNING THROUGH THURSDAY MORNING... * WHAT...Freezing rain or freezing drizzle thru tonight. Additional ice accumulations of one tenth to three tenths of an inch possible, especially within the higher terrain locations. * WHERE...Pittsburg, Haskell, Latimer and exclusively the higher terrain areas of northern Pushmataha and southern Le Flore Counties. * WHEN...For the Winter Weather Advisory, until 6 AM CST Thursday. For the Winter Storm Watch, Wednesday morning through Thursday morning. * IMPACTS...Sporadic power outages and tree damage are likely due to the ice. Travel could be very dangerous, especially on bridges and overpasses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Prepare for possible power outages. Monitor the latest forecasts for updates on this situation. For the latest road conditions call 1-844-465-4997 or go to okRoads.org. && $$ OKZ053-110000- /O.EXB.KTSA.WS.A.0002.210211T1200Z-210211T1800Z/ /O.EXT.KTSA.WW.Y.0003.000000T0000Z-210211T1200Z/ Choctaw- Including the city of Hugo 353 AM CST Wed Feb 10 2021 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 AM CST THURSDAY... ...WINTER STORM WATCH IN EFFECT WEDNESDAY MORNING THROUGH THURSDAY MORNING... * WHAT...For the Winter Weather Advisory, freezing rain or freezing drizzle through tonight. Additional ice accumulations of two tenths to one quarter of an inch. For the Winter Storm Watch, significant icing possible. Total ice accumulations of two tenths to three tenths of an inch possible. * WHERE...Choctaw County. * WHEN...For the Winter Weather Advisory, until 6 AM CST Thursday. For the Winter Storm Watch, Wednesday morning through Thursday morning. * IMPACTS...Sporadic power outages and tree damage are likely due to the ice. Travel could be very dangerous, especially on bridges and overpasses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Prepare for possible power outages. Monitor the latest forecasts for updates on this situation. For the latest road conditions call 1-844-465-4997 or go to okRoads.org. && $$ ARZ001-002-010-011-019-020-029-OKZ057-058-060>072-110000- /O.EXT.KTSA.WW.Y.0003.000000T0000Z-210211T1200Z/ Benton-Carroll-Washington AR-Madison-Crawford-Franklin-Sebastian- Craig-Ottawa-Tulsa-Rogers-Mayes-Delaware-Creek-Okfuskee-Okmulgee- Wagoner-Cherokee-Adair-Muskogee-McIntosh-Sequoyah- Including the cities of Rogers, Bentonville, Berryville, Eureka Springs, Fayetteville, Springdale, Huntsville, Van Buren, Ozark, Charleston, Fort Smith, Vinita, Miami, Tulsa, Claremore, Pryor, Grove, Jay, Sapulpa, Okemah, Okmulgee, Wagoner, Tahlequah, Stilwell, Muskogee, Checotah, and Sallisaw 353 AM CST Wed Feb 10 2021 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 AM CST THURSDAY... * WHAT...Areas of light freezing drizzle will continue to develop this morning and remain possible into Wednesday night. Patchy areas of light snow and sleet also possible. Additional ice accumulations of less than one tenth of an inch are expected. Little to no snow accumulations expected. * WHERE...Portions of east central and southeast Oklahoma and northwest Arkansas. * WHEN...Until 6 AM CST Thursday. * IMPACTS...Untreated roads and bridges and overpasses may become slick and hazardous overnight through tomorrow. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. In Arkansas, for the latest road conditions call 1-800-245- 1672 or go to idrivearkansas.com. In Oklahoma, for the latest road conditions call 1-844-465-4997 or go to okRoads.org. && $$ Stay tuned to NOAA weather radio,commercial radio or television for the latest information,forecasts,and warnings. For more information from the National Weather Service visit https://weather.gov/tsa
348 WWUS44 KTSA 102010 WSWTSA URGENT - WINTER WEATHER MESSAGE National Weather Service Tulsa OK 210 PM CST Wed Feb 10 2021 OKZ075-110600- /O.CAN.KTSA.WS.A.0002.210211T1200Z-210211T1800Z/ /O.CON.KTSA.WW.Y.0003.000000T0000Z-210211T1200Z/ Latimer- Including the city of Wilburton 210 PM CST Wed Feb 10 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST THURSDAY... ...WINTER STORM WATCH IS CANCELLED... * WHAT...Freezing rain or freezing drizzle thru tonight. Additional ice accumulations of up to one tenth of an inch possible, especially within the higher terrain locations. * WHERE...Latimer County. * WHEN...Until 6 AM CST Thursday. * IMPACTS...Untreated roads and bridges may become slick and hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Prepare for possible power outages. For the latest road conditions call 1-844-465-4997 or go to okRoads.org. && $$ OKZ049-053-076-110600- /O.CAN.KTSA.WS.A.0002.210211T1200Z-210211T1800Z/ /O.EXT.KTSA.WW.Y.0003.000000T0000Z-210211T1800Z/ Pushmataha-Choctaw-Le Flore- Including the cities of Antlers, Clayton, Hugo, and Poteau 210 PM CST Wed Feb 10 2021 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL NOON CST THURSDAY... ...WINTER STORM WATCH IS CANCELLED... * WHAT...Freezing rain or freezing drizzle thru Thursday morning. Additional ice accumulations of around one tenth of an inch possible, especially within the higher terrain locations. * WHERE...Pushmataha, Choctaw and Le Flore Counties. * WHEN...Until noon CST Thursday. * IMPACTS...Untreated roads and bridges may become slick and hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Prepare for possible power outages. For the latest road conditions call 1-844-465-4997 or go to okRoads.org. && $$ ARZ020-029-110600- /O.EXT.KTSA.WW.Y.0003.000000T0000Z-210211T1800Z/ Franklin-Sebastian- Including the cities of Ozark, Charleston, and Fort Smith 210 PM CST Wed Feb 10 2021 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL NOON CST THURSDAY... * WHAT...Light freezing rain or freezing drizzle thru Thursday morning. Some light sleet or snow is also possible. Additional ice accumulations of less than one tenth of an inch are expected. Little to no accumulation of snow or sleet is expected. * WHERE...West Central Arkansas. * WHEN...Until noon CST Thursday. * IMPACTS...Untreated roads and bridges and overpasses may become slick and hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Prepare for possible power outages. For the latest road conditions call 1-800-245-1672 or go to idrivearkansas.com. && $$ ARZ001-002-010-011-019-OKZ057-058-060>074-110600- /O.CON.KTSA.WW.Y.0003.000000T0000Z-210211T1200Z/ Benton-Carroll-Washington AR-Madison-Crawford-Craig-Ottawa-Tulsa- Rogers-Mayes-Delaware-Creek-Okfuskee-Okmulgee-Wagoner-Cherokee- Adair-Muskogee-McIntosh-Sequoyah-Pittsburg-Haskell- Including the cities of Rogers, Bentonville, Berryville, Eureka Springs, Fayetteville, Springdale, Huntsville, Van Buren, Vinita, Miami, Tulsa, Claremore, Pryor, Grove, Jay, Sapulpa, Okemah, Okmulgee, Wagoner, Tahlequah, Stilwell, Muskogee, Checotah, Sallisaw, McAlester, and Stigler 210 PM CST Wed Feb 10 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST THURSDAY... * WHAT...Light freezing rain or freezing drizzle thru tonight. Some light sleet or snow is also possible. Additional ice accumulations of less than one tenth of an inch are expected. Little to no accumulation of snow or sleet is expected. * WHERE...Portions of eastern Oklahoma and northwest Arkansas. * WHEN...Until 6 AM CST Thursday. * IMPACTS...Untreated roads and bridges and overpasses may become slick and hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Prepare for possible power outages. In Arkansas, for the latest road conditions call 1-800-245- 1672 or go to idrivearkansas.com. In Oklahoma, for the latest road conditions call 1-844-465-4997 or go to okRoads.org. && $$ Stay tuned to NOAA weather radio,commercial radio or television for the latest information,forecasts,and warnings. For more information from the National Weather Service visit https://weather.gov/tsa
Nearby
Winter Storm Watches in Oklahoma, 2021Every winter storm watch in 2021
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.