Station: KBNA Date: 12Z 9 FEB 2010 WMO ident: 72327 Latitude: 36.13 Longitude: -86.68 Elevation: 180.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- M 1000 77 - - - - - - - - - - - - SFC 987 180 1.0 1.0 100 0.0 1.0 0 0 275.2 275.9 274.8 286.5 4.16 S 973 298 2.6 2.6 100 0.0 2.6 170 8 277.9 278.7 277.1 290.9 4.74 S 959 415 3.2 3.2 100 0.0 3.2 170 15 279.7 280.5 278.4 293.5 5.02 W 936 610 3.1 3.1 100 0.0 3.1 170 28 281.5 282.3 279.4 295.6 5.09 M 925 708 3.0 3.0 100 0.0 3.0 175 35 282.4 283.3 279.8 296.6 5.13 S 912 823 3.2 3.2 100 0.0 3.2 181 39 283.7 284.6 280.7 298.5 5.28 W 902 914 2.9 2.9 100 0.0 2.9 185 42 284.3 285.3 280.9 299.0 5.23 W 868 1219 1.9 1.9 100 0.1 1.9 195 38 286.4 287.3 281.6 300.7 5.05 M 850 1392 1.4 1.3 99 0.1 1.4 210 37 287.6 288.5 282.0 301.7 4.95 W 836 1524 1.0 0.9 99 0.1 1.0 210 37 288.5 289.4 282.4 302.5 4.88 S 810 1780 0.2 0.1 99 0.1 0.1 218 33 290.3 291.2 283.0 304.0 4.76 W 805 1829 -0.0 -0.2 99 0.1 -0.1 220 32 290.6 291.4 283.1 304.2 4.70 W 775 2134 -1.5 -1.7 99 0.2 -1.6 230 31 292.2 293.0 283.4 304.9 4.36 W 745 2438 -3.0 -3.3 98 0.2 -3.1 235 32 293.8 294.5 283.7 305.6 4.03 W 717 2743 -4.5 -4.8 98 0.3 -4.7 230 33 295.4 296.0 284.0 306.4 3.73 M 700 2938 -5.5 -5.8 98 0.3 -5.6 225 34 296.4 297.0 284.2 307.0 3.54 W 690 3048 -6.1 -6.4 98 0.3 -6.2 225 34 297.0 297.6 284.3 307.3 3.44 S 649 3528 -8.5 -8.9 97 0.4 -8.7 221 42 299.5 300.0 284.8 308.6 3.00 W 638 3658 -8.5 -8.8 98 0.3 -8.6 220 44 300.9 301.5 285.4 310.3 3.08 S 637 3673 -8.5 -8.8 98 0.3 -8.6 220 44 301.1 301.6 285.5 310.5 3.08 S 597 4173 -11.7 -12.1 97 0.4 -11.8 220 52 303.0 303.5 285.7 310.9 2.53 W 590 4267 -12.8 -13.5 95 0.7 -13.0 220 53 302.8 303.3 285.3 310.0 2.29 S 574 4472 -15.1 -16.4 90 1.3 -15.4 226 57 302.5 302.8 284.7 308.3 1.85 S 566 4577 -16.3 -23.3 55 7.0 -17.9 228 59 302.3 302.4 283.7 305.6 1.03 S 561 4644 -16.9 -23.9 55 7.0 -18.4 230 60 302.3 302.5 283.6 305.5 0.99 W 544 4877 -18.3 -24.7 57 6.4 -19.6 235 65 303.4 303.6 284.0 306.5 0.95 M 500 5500 -21.9 -26.7 65 4.8 -22.8 235 73 306.3 306.5 285.0 309.2 0.86 S 496 5559 -22.1 -26.8 66 4.7 -23.0 236 74 306.8 307.0 285.2 309.7 0.86 W 481 5791 -24.1 -28.9 64 4.9 -24.9 240 76 307.2 307.3 285.2 309.6 0.73 S 468 5984 -25.7 -30.7 63 5.0 -26.5 240 78 307.5 307.6 285.2 309.6 0.63 S 462 6078 -25.1 -29.8 65 4.7 -25.9 240 79 309.4 309.5 285.9 311.7 0.70 W 461 6096 -25.2 -30.0 65 4.7 -26.0 240 79 309.4 309.5 285.9 311.7 0.69 M 400 7110 -33.3 -39.3 55 6.0 -33.9 230 91 311.7 311.8 286.4 312.8 0.32 S 385 7376 -35.5 -42.5 49 7.0 -36.1 230 96 312.2 312.3 286.4 313.1 0.23 W 372 7620 -36.1 -42.4 52 6.3 -36.6 230 100 314.7 314.7 287.3 315.6 0.25 S 366 7727 -36.3 -42.3 54 6.0 -36.8 228 99 315.7 315.8 287.6 316.7 0.25 W 340 8230 -40.4 -46.8 50 6.4 -40.8 215 93 316.9 317.0 287.9 317.5 0.17 M 300 9070 -47.3 -54.3 45 7.0 -47.6 220 115 318.7 318.7 288.4 319.0 0.08 W 297 9144 -48.0 -55.0 44 7.0 -48.2 220 116 318.7 318.8 288.4 319.0 0.07 W 283 9449 -50.8 -57.8 43 7.0 -51.0 220 120 318.9 319.0 288.5 319.2 0.05 S 280 9524 -51.5 -58.5 43 7.0 -51.7 221 118 319.0 319.0 288.5 319.2 0.05 TRP 263 9931 -52.9 -59.9 42 7.0 -53.1 230 106 322.7 322.7 289.6 322.9 0.05 S 258 10055 -52.9 -59.9 42 7.0 -53.1 235 102 324.5 324.5 290.2 324.7 0.05 W 258 10058 -52.9 -59.9 42 7.0 -53.0 235 102 324.6 324.6 290.2 324.7 0.05 S 251 10234 -51.5 -60.5 33 9.0 -51.7 239 105 329.1 329.1 291.5 329.3 0.04 M 250 10260 -51.7 -60.7 33 9.0 -51.9 240 106 329.2 329.2 291.5 329.4 0.04 S 239 10551 -52.9 -64.9 22 12.0 -53.1 247 105 331.7 331.7 292.2 331.8 0.03 S 235 10660 -51.7 -64.7 20 13.0 -52.0 250 104 335.1 335.1 293.1 335.2 0.03 W 235 10668 -51.7 -64.8 19 13.1 -52.0 250 104 335.2 335.2 293.2 335.3 0.03 S 229 10827 -51.3 -66.3 15 15.0 -51.6 252 107 338.2 338.2 293.9 338.3 0.02 S 222 11030 -48.1 -68.1 8 20.0 -48.6 254 110 346.1 346.1 295.8 346.2 0.02 S 214 11272 -46.7 -81.7 1 35.0 -47.4 256 114 351.9 351.9 297.1 352.0 0.00 M 200 11720 -47.1 -82.1 1 35.0 -47.8 260 121 358.2 358.2 298.4 358.2 0.00 S 197 11820 -47.5 -82.5 1 35.0 -48.1 260 126 359.1 359.1 298.5 359.1 0.00 W 195 11887 -47.3 -82.3 1 35.0 -47.9 260 130 360.5 360.5 298.8 360.5 0.00 MWD 192 11990 -46.9 -81.9 1 35.0 -47.6 260 130 362.7 362.7 299.2 362.7 0.00 S 177 12528 -48.5 -82.5 1 34.0 -49.1 261 123 368.6 368.6 300.3 368.6 0.00 S 172 12716 -48.5 -82.5 1 34.0 -49.1 262 120 371.7 371.7 300.8 371.7 0.00 S 163 13069 -50.5 -84.5 1 34.0 -51.1 263 115 374.1 374.1 301.3 374.1 0.00 S 156 13355 -51.3 -85.3 1 34.0 -51.8 264 111 377.4 377.4 301.8 377.4 0.00 M 150 13610 -50.5 -84.5 1 34.0 -51.1 265 108 383.1 383.1 302.8 383.1 0.00 W 148 13716 -51.4 -85.1 1 33.7 -52.0 265 107 383.3 383.3 302.8 383.3 0.00 S 135 14288 -56.3 -88.3 1 32.0 -56.6 260 118 384.5 384.5 302.9 384.5 0.00 W 134 14326 -56.2 -88.2 1 32.0 -56.5 260 119 385.4 385.4 303.1 385.4 0.00 S 130 14528 -55.5 -87.5 1 32.0 -55.9 261 109 390.1 390.1 303.8 390.1 0.00 S 119 15087 -59.3 -90.3 1 31.0 -59.6 268 81 393.1 393.1 304.2 393.1 0.00 W 116 15240 -59.4 -90.4 1 31.0 -59.7 270 73 395.7 395.7 304.6 395.7 0.00 S 112 15466 -59.5 -90.5 1 31.0 -59.8 272 73 399.6 399.6 305.2 399.6 0.00 S 110 15579 -60.1 -91.1 1 31.0 -60.4 274 73 400.5 400.5 305.3 400.5 0.00 M 100 16170 -62.5 -92.5 1 30.0 -62.7 280 72 407.0 407.0 306.1 407.0 0.00 S 96 16421 -63.7 -93.7 1 30.0 -63.9 275 62 409.4 409.4 306.5 409.4 0.00 S 95 16485 -62.1 -92.1 1 30.0 -62.3 273 60 413.8 413.8 307.0 413.8 0.00 W 91 16764 -62.1 -92.1 1 30.0 -62.4 265 49 419.1 419.1 307.6 419.1 0.00 S 90 16820 -62.1 -92.1 1 30.0 -62.4 263 51 420.2 420.2 307.7 420.2 0.00 W 86 17069 -64.0 -93.4 1 29.4 -64.2 255 61 421.3 421.3 307.9 421.3 0.00 S 84 17243 -65.3 -94.3 1 29.0 -65.5 259 61 422.1 422.1 308.0 422.1 0.00 W 78 17678 -63.5 -93.3 1 29.8 -63.7 270 61 434.5 434.5 309.3 434.5 0.00 S 77 17775 -63.1 -93.1 1 30.0 -63.4 271 58 437.3 437.3 309.6 437.3 0.00 S 71 18273 -63.9 -93.9 1 30.0 -64.1 280 45 445.9 445.9 310.4 445.9 0.00 W 71 18288 -63.7 -93.7 1 30.0 -64.0 280 45 446.6 446.6 310.5 446.6 0.00 M 70 18360 -62.9 -92.9 1 30.0 -63.2 280 46 449.8 449.8 310.8 449.8 0.00 W 67 18593 -61.9 -92.5 1 30.6 -62.2 285 42 456.9 456.9 311.5 456.9 0.00 S 66 18724 -61.3 -92.3 1 31.0 -61.7 278 39 460.9 460.9 311.8 460.9 0.00 S 65 18819 -62.1 -92.1 1 30.0 -62.4 271 37 461.2 461.2 311.9 461.2 0.00 S 63 19014 -60.1 -91.1 1 31.0 -60.6 254 33 469.8 469.8 312.6 469.8 0.00 W 61 19202 -61.2 -91.9 1 30.7 -61.6 235 29 471.5 471.5 312.8 471.5 0.00 S 56 19743 -64.3 -94.3 1 30.0 -64.6 244 41 476.3 476.3 313.1 476.3 0.00 W 55 19812 -64.0 -94.0 1 30.0 -64.4 245 42 478.4 478.4 313.3 478.4 0.00 S 55 19853 -63.9 -93.9 1 30.0 -64.2 246 41 479.6 479.6 313.4 479.7 0.00 S 51 20318 -62.9 -92.9 1 30.0 -63.3 264 34 492.5 492.5 314.4 492.5 0.00 M 50 20440 -61.9 -91.9 1 30.0 -62.4 270 32 497.6 497.6 314.8 497.6 0.00 S 46 20957 -61.1 -92.1 1 31.0 -61.6 278 27 511.6 511.6 315.8 511.6 0.00 W 45 21031 -61.5 -92.3 1 30.7 -62.0 280 26 512.3 512.3 315.8 512.3 0.00 S 44 21232 -62.7 -92.7 1 30.0 -63.1 - - 514.2 514.2 315.9 514.2 0.00 Sounding variables and indices 1000-500 mb thick: 5423.00 m Freezing level: 805.86 mb = 1820.16 m = 5971.57 ft Wetbulb zero: 807.07 mb = 1808.28 m = 5932.62 ft Precipitable water: 0.74 inches Sfc-500 mean rel hum: 90.59 % Est. max temperature: 14.25 C = 57.65 F Sfc-Lift cond lev (LCL): 986.83 mb = 181.41 m = 595.18 ft T: 1.02 C 700-500 lapse rate: 6.40 C/km Conv cond level (CCL): 987.00 mb = 180.00 m = 590.54 ft Mean mixing ratio: 5.02 g/kg Conv temperature: 3.60 C = 38.47 F Cap Strength: 9.84 C Lifted Index: 10.48 C Risk: None Lifted Index @300 mb: 16.72 C Lifted Index @700 mb: 6.78 C Showalter Index: 5.91 C Risk: None Total Totals Index: 46.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 23.20 C K Index: 24.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 240.43 Risk: None Energy Index: 1.54 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 35.06 J/kg Max Up Vert Vel: 8.37 m/s Conv Inhibition (B-): 32259.59 J/kg Cap Strength: 10.28 C Lift Cond Lev (LCL): 935.49 mb = 616.52 m = 2022.69 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 254 at 35 knt ----------------------------------------------------- TRUE/GROUND REL | STORM REL P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ----------------------------------------------------- 1000 77 | 987 180 0 0 -0.0 -0.0 | 74 35 -33.5 -9.3 973 298 170 8 -1.3 7.5 | 87 35 -34.8 -1.8 959 415 170 15 -2.7 15.0 | 99 37 -36.2 5.7 936 610 170 28 -4.9 27.6 | 115 43 -38.4 18.3 925 708 175 35 -3.1 34.9 | 125 45 -36.6 25.6 912 823 181 39 0.7 38.9 | 132 44 -32.8 29.6 902 914 185 42 3.7 41.8 | 137 44 -29.9 32.5 868 1219 195 38 9.8 36.7 | 139 36 -23.7 27.4 850 1392 210 37 18.5 32.0 | 147 27 -15.0 22.7 836 1524 210 37 18.5 32.0 | 147 27 -15.0 22.7 810 1780 218 33 20.3 25.8 | 141 21 -13.2 16.5 805 1829 220 32 20.6 24.5 | 140 20 -12.9 15.2 775 2134 230 31 23.7 19.9 | 137 14 -9.8 10.6 745 2438 235 32 26.2 18.4 | 141 12 -7.3 9.0 717 2743 230 33 25.3 21.2 | 145 14 -8.2 11.9 700 2938 225 34 24.0 24.0 | 147 18 -9.5 14.7 690 3048 225 34 24.0 24.0 | 147 18 -9.5 14.7 649 3528 221 42 27.4 31.7 | 165 23 -6.1 22.4 638 3658 220 44 28.3 33.7 | 168 25 -5.2 24.4 637 3673 220 44 28.4 33.9 | 168 25 -5.1 24.6 597 4173 220 52 33.2 39.5 | 179 30 -0.4 30.2 590 4267 220 53 34.1 40.6 | 181 31 0.6 31.3 574 4472 226 57 40.7 39.8 | 193 31 7.2 30.5 566 4577 228 59 44.1 39.3 | 199 32 10.6 30.0 561 4644 230 60 46.2 38.9 | 203 32 12.7 29.6 544 4877 235 65 53.2 37.3 | 215 34 19.7 28.0 500 5500 235 73 59.8 41.9 | 219 42 26.3 32.6 496 5559 236 74 61.1 41.1 | 221 42 27.5 31.8 481 5791 240 76 65.8 38.0 | 228 43 32.3 28.7 468 5984 240 78 67.5 38.9 | 229 45 33.9 29.6 462 6078 240 79 68.3 39.4 | 229 46 34.7 30.1 461 6096 240 79 68.4 39.5 | 229 46 34.9 30.2 400 7110 230 91 69.7 58.5 | 216 61 36.2 49.2 385 7376 230 96 73.3 61.5 | 217 66 39.8 52.2 372 7620 230 100 76.6 64.3 | 218 70 43.1 55.0 366 7727 228 99 72.9 66.6 | 215 70 39.4 57.3 340 8230 215 93 53.3 76.2 | 197 70 19.8 66.9 300 9070 220 115 73.9 88.1 | 207 89 40.4 78.8 297 9144 220 116 74.6 88.9 | 207 90 41.0 79.6 283 9449 220 120 77.1 91.9 | 208 93 43.6 82.6 280 9524 221 118 77.9 88.4 | 209 91 44.4 79.1 263 9931 230 106 81.2 68.1 | 219 76 47.7 58.8 258 10055 235 102 83.5 58.7 | 225 70 50.0 49.4 258 10058 235 102 83.6 58.5 | 225 70 50.0 49.2 251 10234 239 105 90.8 53.7 | 232 72 57.3 44.4 250 10260 240 106 91.8 53.0 | 233 73 58.3 43.7 239 10551 247 105 96.3 40.7 | 243 70 62.8 31.4 235 10660 250 104 97.6 35.9 | 247 69 64.1 26.6 235 10668 250 104 97.7 35.6 | 248 69 64.2 26.3 229 10827 252 107 101.2 33.4 | 250 72 67.7 24.1 222 11030 254 110 105.6 30.6 | 254 75 72.0 21.3 214 11272 256 114 110.5 27.3 | 257 79 77.0 18.0 200 11720 260 121 119.2 21.0 | 262 86 85.6 11.7 197 11820 260 126 124.5 21.9 | 262 92 90.9 12.6 195 11887 260 130 128.0 22.6 | 262 95 94.5 13.3 192 11990 260 130 128.0 22.6 | 262 95 94.5 13.3 177 12528 261 123 121.4 18.3 | 264 88 87.9 8.9 172 12716 262 120 119.0 16.7 | 265 86 85.5 7.4 163 13069 263 115 114.6 13.9 | 267 81 81.1 4.5 156 13355 264 111 110.9 11.5 | 268 77 77.4 2.2 150 13610 265 108 107.6 9.4 | 270 74 74.1 0.1 148 13716 265 107 106.6 9.3 | 270 73 73.1 0.0 135 14288 260 118 116.6 20.0 | 263 84 83.0 10.7 134 14326 260 119 117.2 20.7 | 262 84 83.7 11.4 130 14528 261 109 107.7 16.2 | 265 74 74.2 6.8 119 15087 268 81 80.7 3.5 | 277 48 47.2 -5.8 116 15240 270 73 73.0 0.0 | 283 41 39.5 -9.3 112 15466 272 73 72.7 -3.0 | 287 41 39.2 -12.3 110 15579 274 73 72.5 -4.5 | 290 41 39.0 -13.9 100 16170 280 72 70.9 -12.5 | 300 43 37.4 -21.8 96 16421 275 62 62.0 -5.4 | 297 32 28.5 -14.7 95 16485 273 60 59.6 -3.6 | 296 29 26.1 -12.9 91 16764 265 49 48.8 4.3 | 288 16 15.3 -5.0 90 16820 263 51 50.8 6.4 | 280 18 17.3 -2.9 86 17069 255 61 58.9 15.8 | 256 26 25.4 6.5 84 17243 259 61 59.9 11.4 | 266 26 26.4 2.1 78 17678 270 61 61.0 0.0 | 289 29 27.5 -9.3 77 17775 271 58 58.4 -1.2 | 293 27 24.9 -10.6 71 18273 280 45 44.8 -7.6 | 326 20 11.2 -16.9 71 18288 280 45 44.3 -7.8 | 328 20 10.8 -17.1 70 18360 280 46 45.3 -8.0 | 326 21 11.8 -17.3 67 18593 285 42 40.6 -10.9 | 341 21 7.1 -20.2 66 18724 278 39 38.8 -5.2 | 340 15 5.3 -14.5 65 18819 271 37 37.2 -0.7 | 340 11 3.6 -10.0 63 19014 254 33 31.8 8.9 | 76 2 -1.7 -0.4 61 19202 235 29 23.8 16.6 | 127 12 -9.8 7.3 56 19743 244 41 36.5 17.6 | 199 9 2.9 8.3 55 19812 245 42 38.1 17.7 | 208 10 4.5 8.4 55 19853 246 41 37.8 16.7 | 210 9 4.3 7.4 51 20318 264 34 33.8 3.5 | 358 6 0.2 -5.8 50 20440 270 32 32.0 0.0 | 9 9 -1.5 -9.3 46 20957 278 27 26.5 -4.0 | 28 15 -7.1 -13.3 45 21031 280 26 25.6 -4.5 | 30 16 -7.9 -13.8 44 21232 | Wind Parameters Mean winds (0-6000m): 224.5 at 46.4 knts Storm direction: 254.5 at 34.8 knts Shear (0-3000m) pos: 5.6 neg: 0.9 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): 78.8 deg Storm rel helicity (0-3000m) pos: 524.8 neg: -19.0 tot: 505.8 m^2/s^2 ave: 168.6 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 15.0 stream: 8.5 10^-3/s Energy-Hel index: 0.11 Bulk Rich Number: 0.17 Bulk Shear: 202.00 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 171 16 101 72| 34.0 0.0 34.0|323.7 0.0 323.7 647.5 0.93| 35.4 32.9 1000 181 28 119 74| 19.8 0.0 19.8|472.4 0.0 472.4 472.4 0.85| 27.0 23.1 1500 191 31 127 67| 11.8 0.0 11.8|507.9 -7.6 500.3 333.5 0.71| 23.1 16.4 2000 199 31 131 60| 8.0 0.0 8.0|507.9 -19.0 488.8 244.4 0.59| 19.8 11.8 2500 207 31 134 53| 6.7 0.0 6.7|513.0 -19.0 493.9 197.6 0.58| 16.7 9.7 3000 210 32 136 49| 5.6 0.9 6.6|524.8 -19.0 505.8 168.6 0.57| 15.0 8.5 4000 214 35 144 47| 4.2 2.6 6.9|596.2 -19.0 577.2 144.3 0.59| 13.3 7.8 5000 219 40 160 46| 5.4 2.1 7.5|777.0 -19.0 758.0 151.6 0.64| 13.1 8.4 6000 224 46 178 46| 5.6 1.8 7.3|875.1 -30.2 844.9 140.8 0.63| 12.3 7.7