UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for U2008... Searching the city database file for: U2008 ... Date:1200Z 4 DEC 25 Station: U2008 WMO ident: 22008 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 95 270 1 SFC 996 127 -3.7 -5.4 88 1.7 -4.3 270 1 269.8 270.2 269.1 276.7 2.56 2 964 383 -6.5 -8.8 84 2.3 -7.2 274 4 269.5 269.8 268.0 275.0 2.03 3 925 705 -7.1 -8.7 88 1.6 -7.6 280 7 272.0 272.4 269.9 277.9 2.14 4 850 1362 -7.9 -9.4 89 1.5 -8.4 305 9 277.9 278.2 273.5 284.1 2.20 5 822 1622 -8.7 -10.2 89 1.5 -9.2 303 12 279.7 280.1 274.5 285.8 2.14 6 799 1842 -7.9 -9.2 90 1.3 -8.3 302 15 282.8 283.2 276.5 289.7 2.38 7 724 2603 -12.1 -15.2 78 3.1 -12.9 297 26 286.3 286.6 277.2 291.1 1.62 8 700 2860 -13.9 -17.5 74 3.6 -14.8 295 29 287.1 287.3 277.3 291.2 1.38 9 670 3191 -16.3 -20.2 72 3.9 -17.1 294 31 288.0 288.2 277.4 291.5 1.15 10 590 4136 -22.7 -37.7 24 15.0 -24.4 290 38 291.2 291.3 277.7 292.1 0.25 11 530 4914 -28.1 -34.1 56 6.0 -28.8 287 43 293.8 293.9 279.1 295.2 0.40 12 500 5330 -31.3 -38.3 50 7.0 -31.9 285 46 294.9 294.9 279.4 295.8 0.28 13 447 6112 -37.1 -44.1 48 7.0 -37.5 280 51 297.2 297.2 280.3 297.8 0.17 14 400 6870 -42.3 -52.3 33 10.0 -42.7 275 56 300.0 300.0 281.4 300.3 0.08 15 347 7823 -47.3 -58.3 27 11.0 -47.6 275 76 305.7 305.7 283.7 305.9 0.04 16 311 8539 -53.3 -64.3 25 11.0 -53.5 275 91 307.0 307.0 284.2 307.1 0.02 17 300 8770 -55.3 -66.3 24 11.0 -55.4 280 89 307.4 307.4 284.4 307.5 0.02 18 271 9405 -60.9 -70.9 26 10.0 -61.0 280 82 308.3 308.3 284.7 308.4 0.01 19 254 9803 -62.9 -72.9 25 10.0 -63.0 280 77 311.1 311.1 285.7 311.2 0.01 20 250 9900 -61.9 -71.9 25 10.0 -62.0 280 79 314.0 314.0 286.8 314.1 0.01 21 249 9925 -61.7 -71.7 25 10.0 -61.8 280 79 314.7 314.7 287.0 314.7 0.01 22 205 11136 -61.9 -71.9 25 10.0 -62.0 284 57 332.4 332.4 292.4 332.4 0.01 23 200 11290 -60.9 -70.9 26 10.0 -61.0 285 54 336.3 336.3 293.4 336.4 0.01 24 194 11479 -58.5 -68.5 27 10.0 -58.6 284 53 343.1 343.1 295.1 343.2 0.02 25 158 12765 -57.9 -67.9 27 10.0 -58.1 277 43 364.9 364.9 299.7 365.0 0.03 26 150 13090 -59.1 -69.1 26 10.0 -59.3 275 40 368.3 368.3 300.2 368.4 0.02 27 128 14075 -62.7 -73.7 21 11.0 -62.9 279 38 378.9 378.9 302.1 378.9 0.01 28 115 14737 -61.1 -72.1 22 11.0 -61.3 282 37 393.6 393.6 304.3 393.7 0.02 29 100 15600 -63.1 -74.1 21 11.0 -63.3 285 36 405.8 405.8 306.0 405.9 0.02 30 74 17427 -68.3 -79.3 19 11.0 -68.4 281 39 431.4 431.4 309.0 431.4 0.01 31 70 17760 -67.7 -79.7 17 12.0 -67.8 280 40 439.5 439.6 309.8 439.6 0.01 32 67 18023 -67.5 -79.5 17 12.0 -67.7 281 41 445.5 445.5 310.4 445.6 0.01 33 50 19750 -75.5 -86.5 16 11.0 -75.6 285 46 465.6 465.6 312.3 465.6 0.00 34 48 19986 -75.9 -86.9 16 11.0 -76.0 470.1 470.1 312.7 470.1 0.00 TRP 254 9803 -62.9 -72.9 25 10.0 -63.0 280 77 311.1 311.1 285.7 311.2 0.01 WND 311 8539 -53.3 -64.3 25 11.0 -53.5 275 91 307.0 307.0 284.2 307.1 0.02 Sounding variables and indices 1000-500 mb thick: 5235.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.31 inches Sfc-500 mean rel hum: 68.10 % Est. max temperature: 4.66 C = 40.38 F Sfc-Lift cond lev (LCL): 969.53 mb = 338.04 m = 1109.06 ft T: -6.01 C 700-500 lapse rate: 7.04 C/km ThetaE index: 1.67 C Layer 964.0- 925.0 mb Conv cond level (CCL): 735.72 mb = 2479.03 m = 8133.22 ft Mean mixing ratio: 2.17 g/kg Conv temperature: 12.27 C = 54.08 F Cap Strength: 14.42 C Lifted Index: 14.91 C Risk: None Lifted Index @300 mb: 21.50 C Lifted Index @700 mb: 10.98 C Showalter Index: 9.40 C Risk: None Total Totals Index: 45.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.40 C Cross Totals Index: 21.90 C K Index: 10.40 Risk: None Sweat Index: 64.00 Risk: None Energy Index: 2.49 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.38 J/kg Max Up Vert Vel: 6.06 m/s Conv Inhibition (B-): 29629.22 J/kg Cap Strength: 14.78 C Lift Cond Lev (LCL): 917.41 mb = 768.99 m = 2522.90 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 319 at 21 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 996 127 270 1 1.0 -0.0 | 141 21 -13.0 15.9 1 925 705 280 7 6.9 -1.2 | 154 16 -7.1 14.7 2 850 1362 305 9 7.4 -5.2 | 148 13 -6.6 10.8 3 700 2860 295 29 26.3 -12.3 | 253 13 12.3 3.7 4 500 5330 285 46 44.4 -11.9 | 262 31 30.4 4.0 5 400 6870 275 56 55.8 -4.9 | 255 43 41.8 11.1 6 311 8539 275 91 90.7 -7.9 | 264 77 76.7 8.0 7 300 8770 280 89 87.6 -15.5 | 270 74 73.7 0.5 8 254 9803 280 77 75.8 -13.4 | 268 62 61.8 2.6 9 250 9900 280 79 77.8 -13.7 | 268 64 63.8 2.2 10 200 11290 285 54 52.2 -14.0 | 267 38 38.2 2.0 11 150 13090 275 40 39.8 -3.5 | 244 29 25.9 12.5 12 100 15600 285 36 34.8 -9.3 | 252 22 20.8 6.6 13 70 17760 280 40 39.4 -6.9 | 250 27 25.4 9.0 14 50 19750 285 46 44.4 -11.9 | 262 31 30.4 4.0 Wind Parameters Mean winds (0-6000m): 288.7 at 28.3 knts Storm direction: 318.7 at 21.2 knts Shear (0-3000m) pos: 2.0 neg: 3.2 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 115.5 deg Storm rel helicity (0-3000m) pos: 58.7 neg: -4.7 tot: 54.1 m^2/s^2 ave: 18.0 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 3.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.23 Bulk Shear: 81.21 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 ------------------------------------------------------------------------------- 500 279 4 146 19| 5.4 0.0 5.4| 18.7 0.0 18.7 37.5 0.72| 5.4 3.9 1000 285 6 149 17| 3.8 0.0 3.8| 21.2 -2.3 18.9 18.9 0.44| 4.4 1.9 1500 293 7 150 15| 4.0 0.0 4.0| 26.6 -4.7 21.9 14.6 0.37| 4.6 1.7 2000 296 9 154 13| 3.0 1.7 4.7| 38.7 -4.7 34.0 17.0 0.54| 5.2 2.8 2500 296 12 162 11| 2.4 2.8 5.2| 50.8 -4.7 46.1 18.5 0.61| 5.6 3.4 3000 296 15 175 10| 2.0 3.2 5.2| 58.7 -4.7 54.1 18.0 0.59| 5.5 3.3 4000 294 19 205 9| 1.5 3.3 4.8| 66.2 -4.7 61.6 15.4 0.52| 5.1 2.7 5000 291 24 230 11| 1.2 3.4 4.6| 68.4 -4.8 63.7 12.7 0.45| 4.8 2.2 6000 289 28 242 15| 1.0 3.4 4.4| 68.4 -24.6 43.8 7.3 0.34| 4.7 1.6 Wrote GIF file: /home/apache/climate/data/raob//U2008/skewt/U2008.skewt.20251204.12.gif