Overview
Hurricane Ida made landfall in southeast Louisiana on August 29 as a Category 4 hurricane. The remnants of Ida slowly moved northeast, reaching the Tennessee Valley on August 31 and crossing the central Appalachians into the Mid Atlantic September 1. Two EF-1 tornadoes were spawned by the storm over Montgomery County. Despite the general 1 to 3 inches of rain, with local amounts up to 4+ inches, flooding was limited to urban/small streams.
Tornado Tracks in Montgomery County Va Aug 31st, 2021 |
Cat 4 Hurricane Ida Batters Gulf Coast (image from NASA) |
Powerful Hurricane Ida Approaches Louisiana (courtesy of NESDIS) |
Tornadoes:
Tornado - Southeast of Radford, VA
Track Map |
Tornado - Northwest of Merrimac, VA
Track Map |
The Enhanced Fujita (EF) Scale classifies tornadoes into the following categories:
EF0 Weak 65-85 mph |
EF1 Moderate 86-110 mph |
EF2 Significant 111-135 mph |
EF3 Severe 136-165 mph |
EF4 Extreme 166-200 mph |
EF5 Catastrophic 200+ mph |
Photos & Video
Video of Tornadic Storm As It Moved Over Merrimac. Looking west from NWS Blacksburg (NWS Blacksburg) |
Barn Damage Southeast of Radford (NWS Blacksburg Storm Survey) |
Tree uprooted just south of I-81 (NWS Blacksburg Storm Survey) |
Trees snapped south of I-81 (NWS Blacksburg Storm Survey) |
Rain Reports
...48 HOUR PRECIPITATION TOTALS ENDING 8 AM THURSDAY... Location Amount Time/Date Provider ...North Carolina... ...Alleghany County... Sparta 4 SSW 1.74 in 0804 AM 09/02 COOP Sparta 2.8 NE 1.38 in 0736 AM 09/01 COCORAHS 1.9 SW Barrett 0.85 in 0915 AM 09/02 HADS ...Ashe County... 2 NE Deep Gap 1.83 in 0700 AM 09/02 COCORAHS 1.9 NW Wagoner 1.40 in 0635 AM 09/02 COOP West Jefferson 1.35 in 1007 AM 09/02 CWOP Warrensville 1.32 in 1002 AM 09/02 CWOP 2 ENE Baldwin 1.00 in 1130 AM 09/01 CWOP Lansing 0.97 in 0915 AM 09/02 HADS Jefferson 0.93 in 0955 AM 09/02 AWOS ...Caswell County... Caswell Game Lands 0.26 in 0916 AM 09/02 RAWS 1.1 NE Topnot 0.26 in 0700 AM 09/02 COOP ...Rockingham County... Reidsville 3.0 ESE 0.73 in 0745 AM 09/02 COCORAHS Eden 0.43 in 0552 AM 09/02 COOP 2 SE Cascade 0.33 in 1005 AM 09/02 AWS 2 SE Cascade 0.31 in 1145 AM 09/02 AWS Reidsville 0.31 in 0955 AM 09/02 AWOS ...Stokes County... Lawsonville 2.1 NE 2.41 in 0800 AM 09/02 COCORAHS Danbury 2.17 in 0700 AM 09/02 COOP Lawsonville 1.85 in 0800 AM 09/02 COCORAHS Walnut Cove 1.61 in 1146 AM 09/02 CWOP King 4.2 N 1.09 in 0700 AM 09/02 COCORAHS King 1.07 in 0700 AM 09/02 COOP Madison 1.07 in 1009 AM 09/02 CWOP Walnut Cove 1.5 ENE 1.05 in 0800 AM 09/02 COCORAHS 3 W Capella 0.78 in 1135 AM 09/01 AWS ...Surry County... Mount Airy 4.3 W 2.06 in 0700 AM 09/02 COCORAHS Mt. Airy 1.59 in 1001 AM 09/02 CWOP Mount Airy 1.18 in 1008 AM 09/02 CWOP Raven Knob 0.99 in 0917 AM 09/02 RAWS Dobson 2.3 SE 0.98 in 0700 AM 09/02 COCORAHS Mount Airy Surry 0.87 in 1055 AM 09/02 AWOS Pilot Mountain 0.77 in 1103 AM 09/02 RAWS Ararat 0.74 in 0930 AM 09/02 HADS Pilot Mountain 0.71 in 1003 AM 09/02 RAWS Pilot Mountain 0.70 in 1125 AM 09/01 CWOP Pilot Mountain 0.70 in 1150 AM 09/02 CWOP Elkin 0.69 in 1010 AM 09/02 AWS ...Watauga County... Blowing Rock 3.82 in 1002 AM 09/02 CWOP Seven Devils 3.06 in 0800 AM 09/02 COCORAHS Blowing Rock 2.2 NE 2.90 in 0700 AM 09/02 COCORAHS Blowing Rock 2.89 in 1000 AM 09/02 CWOP Boone Precip 2s 2.61 in 1000 AM 09/02 USGS Boone 0.3 WSW 2.41 in 0700 AM 09/02 COCORAHS Boone 2.31 in 1145 AM 09/02 CWOP Boone 4.5 SE 2.31 in 0700 AM 09/02 COCORAHS 1 N Foscoe 2.11 in 0800 AM 09/02 COCORAHS Boone 1 SE 2.10 in 0930 AM 09/01 COOP Boone Watauga Ct 1.98 in 1130 AM 09/02 AWOS Blowing Rock 1.80 in 1146 AM 09/02 CWOP Banner Elk 1.75 in 1005 AM 09/02 CWOP 1 SE Rutherwood 1.74 in 0800 AM 09/02 COCORAHS Banner Elk 1.54 in 1147 AM 09/02 CWOP 2 SW Meat Camp 1.44 in 1150 AM 09/02 AWS Valle Crucis 1.42 in 0700 AM 09/02 COCORAHS 1E Silverstone 1.02 in 0943 AM 09/02 CWOP Reese 0.88 in 0706 AM 09/02 COCORAHS ...Wilkes County... Traphill 0.89 in 1008 AM 09/02 CWOP North Wilkesboro 5.5 SE 0.78 in 0700 AM 09/02 COCORAHS 2 SSE Wilbar 0.76 in 0932 AM 09/02 RAWS Elkville 0.72 in 1045 AM 09/02 HADS North Wilkesboro 0.57 in 1150 AM 09/02 CWOP Moravian Falls 0.46 in 1149 AM 09/02 CWOP ...Yadkin County... Yadkinville 0.2 E 1.69 in 0700 AM 09/02 COCORAHS 3.1 E Shacktown 1.17 in 0700 AM 09/02 COOP Hamptonville 1.5 NNW 1.12 in 0700 AM 09/02 COCORAHS ...Virginia... ...Alleghany County... Covington 4.1 E 2.37 in 0700 AM 09/02 COCORAHS Covington 15 N 2.29 in 0700 AM 09/02 COOP 1.2 S Callaghan 1.48 in 1145 AM 09/02 IFLOWS Dunlap Creek 1.46 in 1130 AM 09/02 USGS 2.3 N Natural Well 1.36 in 1130 AM 09/02 HADS 2.9 NE Hollins 1.04 in 1100 AM 09/02 IFLOWS ...Amherst County... Amherst 1.77 in 1005 AM 09/02 CWOP 3.9 NW Pleasant View 1.21 in 0700 AM 09/02 COOP ...Appomattox County... Appomattox 1.19 in 1150 AM 09/02 AWS Appomattox 1.03 in 0700 AM 09/02 COOP ...Bath County... Williamsville 2 S 3.03 in 0700 AM 09/02 COOP 1 ESE Hot Springs 2.76 in 1140 AM 09/02 IFLOWS Hot Springs 2.57 in 0700 AM 09/02 COOP Lime Kiln 2.46 in 1101 AM 09/02 RAWS Goshen 3.3 WNW 2.25 in 0700 AM 09/02 COCORAHS Millboro 0.3 NW 2.02 in 0700 AM 09/02 COCORAHS Yost 1.72 in 1000 AM 09/02 IFLOWS 1.8 E Warm Springs 1.68 in 1000 AM 09/02 IFLOWS 1.9 NW Bacova Junction 1.06 in 1130 AM 09/02 HADS ...Bedford County... Montvale 0.4 N 2.25 in 0700 AM 09/02 COCORAHS Big Island 1.45 in 0700 AM 09/02 COOP Lynchburg 5.1 NNW 1.23 in 0700 AM 09/02 COCORAHS Moneta 3.9 WSW 1.05 in 0630 AM 09/02 COCORAHS Forest 0.96 in 1008 AM 09/02 CWOP Goodview 0.9 S 0.82 in 0700 AM 09/02 COCORAHS Bedford 3.2 W 0.74 in 0800 AM 09/02 COCORAHS Moneta 0.68 in 1005 AM 09/02 CWOP Vinton 8.6 ENE 0.67 in 0611 AM 09/02 COCORAHS 6 SSW Bedford 0.57 in 1145 AM 09/02 AWS 3.6 SW Huddleston 0.26 in 0530 AM 09/02 COOP ...Bland County... Bland 1.36 in 1148 AM 09/02 CWOP ...Botetourt County... 2.3 S Blue Ridge 2.96 in 1100 AM 09/02 IFLOWS Troutville 2.10 in 1149 AM 09/02 CWOP Fincastle 5.4 WSW 1.79 in 0755 AM 09/02 COCORAHS 1 E Springwood 1.43 in 1154 AM 09/02 AWS 1 NNW Eagle Rock 1.29 in 1149 AM 09/02 AWS Buchanan 1.20 in 1001 AM 09/02 CWOP 5.4 SE Oriskany 1.00 in 1000 AM 09/02 IFLOWS ...Buckingham County... Buckingham 9.9 NW 0.37 in 0800 AM 09/02 COCORAHS 3.3 S Buckingham 0.30 in 0700 AM 09/02 COOP ...Campbell County... Rustburg 0.91 in 1000 AM 09/02 CWOP Timberlake 0.88 in 1150 AM 09/02 CWOP Lynchburg 0.67 in 0954 AM 09/02 ASOS Gladys 0.6 S 0.60 in 0700 AM 09/02 COCORAHS 3.6 NW Spring Mills 0.51 in 0700 AM 09/02 COOP ...Carroll County... Fancy Gap 2.83 in 1000 AM 09/02 IFLOWS Hillsville 1.68 in 1010 AM 09/02 CWOP 0.6 W Laurel Fork 1.50 in 0915 AM 09/02 HADS Hillsville Galax 1.36 in 0955 AM 09/02 AWOS Woodlawn 1.17 in 1005 AM 09/02 CWOP 2.2 NE Woodlawn 0.88 in 1000 AM 09/02 IFLOWS ...Charlotte County... Saxe 4.3 SE 0.56 in 0700 AM 09/02 COCORAHS ...City of Buena Vista... Buena Vista City 2.52 in 0700 AM 09/02 COOP ...City of Covington... 1.9 N Covington City 2.40 in 0700 AM 09/02 COOP ...City of Danville... 1 E Danville City 0.41 in 1005 AM 09/02 AWS 1 WSW Danville Airport 0.23 in 1006 AM 09/02 AWS ...City of Galax... 0.9 S Galax City 1.06 in 0700 AM 09/02 COOP ...City of Lexington... Lexington 0.8 W 2.26 in 0700 AM 09/02 COCORAHS 5 NW Buena Vista City 1.82 in 0700 AM 09/02 COOP ...City of Lynchburg... Lynchburg 2.5 WSW 1.65 in 0700 AM 09/02 COCORAHS ...City of Martinsville... 1.5 N Martinsville City 0.65 in 0700 AM 09/02 COOP 1.2 N Martinsville City 0.48 in 1000 AM 09/02 IFLOWS ...City of Radford... Radford 0.4 W 2.05 in 0700 AM 09/02 COCORAHS Radford 0.91 in 1150 AM 09/02 AWS Radford 0.9 WNW 0.76 in 0510 AM 09/02 COCORAHS ...City of Roanoke... 1.3 W Vinton 1.28 in 1100 AM 09/02 IFLOWS Roanoke Airport 0.87 in 1154 AM 09/02 ASOS Roanoke 1.9 SSW 0.70 in 0700 AM 09/02 COCORAHS 1.8 SE Roanoke 0.64 in 1000 AM 09/02 HADS ...City of Salem... Salem 1.6 WSW 1.39 in 0700 AM 09/02 COCORAHS ...Craig County... New Castle 2.85 in 0700 AM 09/02 COOP Craig Valley 2.41 in 0907 AM 09/02 RAWS 2.8 SW Craig Springs 0.95 in 1000 AM 09/02 IFLOWS ...Floyd County... Willis 2.7 SE 1.83 in 0700 AM 09/02 COCORAHS 0.6 N Willis 1.80 in 1045 AM 09/02 HADS Floyd 1.28 in 1146 AM 09/02 CWOP 3.6 N Meadows of Dan 1.20 in 1000 AM 09/02 IFLOWS Terrys Fork 1.18 in 1145 AM 09/02 CWOP 0.5 W Copper Hill 0.93 in 0500 AM 09/02 COOP ...Franklin County... Bent Mountain 1.37 in 1150 AM 09/02 CWOP 4.4 SW Callaway 1.16 in 1000 AM 09/02 IFLOWS Martinsville 11.6 NNE 0.84 in 0700 AM 09/02 COCORAHS Hardy 3 S 0.74 in 1000 AM 09/02 CWOP Rocky Mount 8.5 S 0.72 in 0715 AM 09/02 COCORAHS 2.2 NW Snow Creek 0.63 in 1000 AM 09/02 IFLOWS Boones Mill 5.5 E 0.60 in 0630 AM 09/02 COCORAHS Rocky Mount 3.6 W 0.58 in 0700 AM 09/02 COCORAHS Ferrum 1.9 SSW 0.56 in 0700 AM 09/02 COCORAHS Rocky Mount 0.37 in 0700 AM 09/02 COOP Union Hall 2.9 E 0.34 in 0700 AM 09/02 COCORAHS Rocky Mount 10.3 NE 0.28 in 0700 AM 09/02 COCORAHS ...Giles County... 2.2 NE Mountain Lake 3.55 in 1100 AM 09/02 IFLOWS Butt Mountain 1.92 in 1100 AM 09/02 IFLOWS Pearisburg 1.75 in 1146 AM 09/02 CWOP 3.0 W Newport 1.43 in 1100 AM 09/02 IFLOWS Bane 1.26 in 0700 AM 09/02 COOP 1.5 N Kire 0.88 in 1100 AM 09/02 IFLOWS ...Grayson County... 4.7 N Bridle Creek 1.67 in 1000 AM 09/02 IFLOWS Galax 1.42 in 1125 AM 09/01 CWOP 2.8 W Rugby 1.28 in 1100 AM 09/02 IFLOWS Whitetop 1.26 in 1007 AM 09/02 CWOP 2.3 N Spring Valley 1.24 in 1100 AM 09/02 IFLOWS Volney 1.14 in 0930 AM 09/02 HADS 3.0 NE Baywood 0.80 in 0930 AM 09/02 HADS Independence 1.3 S 0.74 in 0610 AM 09/02 COCORAHS ...Halifax County... Clover 0.57 in 1000 AM 09/02 CWOP 3.6 NE Mt Laurel 0.36 in 0945 AM 09/02 HADS South Boston 0.27 in 0955 AM 09/02 AWOS ...Henry County... 3.2 W Fieldale 0.95 in 1100 AM 09/02 IFLOWS Bassett 1.1 E 0.85 in 0700 AM 09/02 COCORAHS Sanville 0.60 in 1000 AM 09/02 IFLOWS 1.4 N Horse Pasture 0.36 in 1100 AM 09/02 IFLOWS Lid 1459 0.32 in 1000 AM 09/02 IFLOWS Martinsville 0.30 in 1135 AM 09/02 AWOS ...Montgomery County... Blacksburg 1.6 W 2.75 in 0700 AM 09/02 COCORAHS Blacksburg 2.4 ENE 2.44 in 0700 AM 09/02 COCORAHS Blacksburg 1.7 ESE 2.40 in 0800 AM 09/02 COCORAHS Lid-1135 Blacksburg-Montgome 2.40 in 1100 AM 09/02 IFLOWS 3.6 S Huffman 2.39 in 1100 AM 09/02 IFLOWS Blacksburg 2.28 in 1126 AM 09/01 CWOP Blacksburg NWS 2.22 in 0700 AM 09/02 COOP Blacksburg 2.7 NNE 2.21 in 0755 AM 09/02 COCORAHS Blacksburg 1.6 NNE 1.92 in 0700 AM 09/02 COCORAHS 1.5 NE Mc Donalds Mill 1.92 in 1100 AM 09/02 IFLOWS Blacksburg 1.91 in 1146 AM 09/02 CWOP 1.0 NE Elliston-Lafayette 1.83 in 1100 AM 09/02 IFLOWS Christiansburg 4.4 WNW 1.76 in 0600 AM 09/02 COCORAHS Christiansburg 1.1 ESE 1.70 in 0800 AM 09/02 COCORAHS Christiansburg 1.42 in 0700 AM 09/02 COOP Christiansburg 3.2 SW 1.39 in 0643 AM 09/02 COCORAHS 4.3 SE Elliston-Lafayette 1.39 in 1000 AM 09/02 IFLOWS 4.3 SE Elliston-Lafayette 1.39 in 1100 AM 09/02 IFLOWS Christiansburg 1.34 in 0930 AM 09/02 CWOP 2.8 SE Mc Coy 1.12 in 0800 AM 09/02 COOP ...Patrick County... Meadows of Dan 4.5 SW 2.51 in 0700 AM 09/02 COCORAHS Meadows of Dan 2.11 in 1146 AM 09/02 CWOP 4.1 N Flat Rock 1.84 in 1000 AM 09/02 IFLOWS Stuart 1.36 in 1005 AM 09/02 CWOP 1.6 E Stuart 1.33 in 0700 AM 09/02 COOP Stuart 4.0 ESE 1.18 in 0700 AM 09/02 COCORAHS 4 SW Critz 1.12 in 1145 AM 09/02 AWS Woolwine 0.4 SW 1.11 in 0800 AM 09/02 COCORAHS Woolwine 3.7 NNE 1.07 in 0800 AM 09/02 COCORAHS Lid-1091 Busted Rock No. 2-P 1.00 in 1000 AM 09/02 IFLOWS 1.3 SE Woolwine 0.98 in 0720 AM 09/02 COOP ...Pittsylvania County... Chatham 0.90 in 0700 AM 09/02 COOP 4 NE Penhook 0.37 in 1145 AM 09/02 AWS Danville 0.35 in 1003 AM 09/02 CWOP Pittsville 4.5 NNW 0.33 in 0705 AM 09/02 COCORAHS Danville Regional Airport 0.25 in 1053 AM 09/02 ASOS ...Pulaski County... Pulaski 2 E 1.25 in 0800 AM 09/02 COOP New River 0.6 NW 1.08 in 0700 AM 09/02 COCORAHS Dublin 2.0 SSW 1.04 in 0730 AM 09/02 COCORAHS Snowville 1.04 in 1150 AM 09/02 CWOP Fairlawn 1.8 WNW 0.91 in 0700 AM 09/02 COCORAHS ...Roanoke County... 3.6 N Glenvar 4.46 in 1000 AM 09/02 IFLOWS Salem 3.4 WNW 2.27 in 0900 AM 09/02 COCORAHS Salem 2.16 in 1010 AM 09/02 CWOP Salem 5.1 W 2.11 in 0700 AM 09/02 COCORAHS Catawba 7.2 WSW 1.72 in 0700 AM 09/01 COCORAHS Roanoke 5.9 WSW 1.24 in 0800 AM 09/02 COCORAHS 2.3 N Poages Mill 1.08 in 1000 AM 09/02 IFLOWS 1.2 N Bent Mountain 1.07 in 1100 AM 09/02 IFLOWS Roanoke 9.3 SW 0.96 in 0700 AM 09/02 COCORAHS Vinton 0.91 in 1007 AM 09/02 CWOP 1.3 N Hollins 0.89 in 0700 AM 09/02 COOP Cave Spring 5 SW 0.88 in 1146 AM 09/02 CWOP Roanoke 3.4 SW 0.80 in 0800 AM 09/02 COCORAHS Bent Mountain 0.72 in 1130 AM 09/01 CWOP Roanoke 0.72 in 1001 AM 09/02 CWOP Roanoke 5.7 SW 0.72 in 0700 AM 09/02 COCORAHS Roanoke 5.5 SW 0.69 in 0700 AM 09/02 COCORAHS Cave Spring 0.64 in 1150 AM 09/02 AWS Cloverdale 3 SSE 0.59 in 1146 AM 09/02 CWOP ...Rockbridge County... 3.6 NE Alto 3.48 in 1100 AM 09/02 IFLOWS 1 NW Cornwall 3.34 in 1145 AM 09/02 AWS Lexington 1.6 SW 2.41 in 0700 AM 09/02 COCORAHS Fairfield 2.16 in 0947 AM 09/02 CWOP Lexington 8.6 NW 2.09 in 0700 AM 09/02 COCORAHS 1 NW Vesuvius 2.06 in 0900 AM 09/01 Trained Spotter Glasgow 1 SE 1.19 in 0700 AM 09/02 COOP ...Smyth County... 2.3 S Nebo 1.40 in 1000 AM 09/02 IFLOWS 3 N Adwolf 1.36 in 1000 AM 09/02 IFLOWS 0.8 S Allison Gap 1.36 in 1000 AM 09/02 HADS 2.8 E Konnarock 1.33 in 1000 AM 09/02 HADS 0.8 SW Allison Gap 1.32 in 0700 AM 09/02 COOP Saltville 4.2 ENE 1.29 in 0700 AM 09/02 COCORAHS 4.4 NW Nebo 0.84 in 1000 AM 09/02 IFLOWS ...Tazewell County... 0.9 E Jewell Ridge 1.72 in 1105 AM 09/02 IFLOWS 1.4 E Raven 1.62 in 0800 AM 09/02 HADS Richlands 1.47 in 0700 AM 09/02 COOP 2.3 W Tazewell 1.33 in 0800 AM 09/02 HADS 4 SW Claypool Hill 1.23 in 1009 AM 09/02 AWS Gratton 1.08 in 1100 AM 09/02 IFLOWS Richlands 1.03 in 0955 AM 09/02 AWOS 3 WNW Tazewell 1.00 in 0830 AM 09/02 COCORAHS Bluefield 0.99 in 0940 AM 09/02 CWOP Bastian Clear Fork 0.96 in 0915 AM 09/02 HADS 4.9 SE Boissevain 0.88 in 1000 AM 09/02 IFLOWS ...Wythe County... Stony Fork 1.38 in 0958 AM 09/02 RAWS Wytheville 0.77 in 1150 AM 09/02 CWOP West Wytheville 0.72 in 1146 AM 09/02 CWOP 0.9 W Wytheville 0.72 in 1100 AM 09/02 IFLOWS ...West Virginia... ...Greenbrier County... 1.8 NE Duo 2.01 in 1000 AM 09/02 HADS Lewisburg 1.71 in 1000 AM 09/02 CWOP 0.9 W Meadow Bluff 1.68 in 1130 AM 09/01 IFLOWS 0.9 E Rainelle 1.61 in 1145 AM 09/02 HADS 0.9 SW White Sulphur Springs 1.49 in 0700 AM 09/02 COOP 0.7 S Lewisburg Airport 1.44 in 0700 AM 09/02 COOP ...Mercer County... 5.9 NE Wenonah 3.07 in 0800 AM 09/02 IFLOWS 1.6 W Camp Creek 1.49 in 0930 AM 09/02 HADS 1.4 E Camp Creek 1.40 in 1000 AM 09/01 IFLOWS 0.7 SW Bramwell 1.16 in 0400 AM 09/02 IFLOWS Bluefield 0.94 in 1152 AM 09/02 ASOS Willowton 0.94 in 0915 AM 09/02 HADS 1.6 NE Princeton 0.93 in 0700 AM 09/02 COOP Princeton 0.3 NNW 0.81 in 0700 AM 09/02 COCORAHS ...Monroe County... Alderson 1.57 in 0800 AM 09/02 COOP Alderson 0.8 SSW 1.50 in 0700 AM 09/02 COCORAHS Greenville 1 SE 0.90 in 0800 AM 09/02 COOP ...Summers County... 4.1 NW Alderson 2.92 in 0300 AM 09/02 IFLOWS 2.3 W Ellison 2.04 in 0500 AM 09/02 IFLOWS Pipestem 1.38 in 0917 AM 09/02 RAWS Bluestone Lake 1.25 in 0730 AM 09/02 COOP
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