UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120800.upa.cvt Date: 0000Z 8 DEC 25 Searching for U0292... Searching the city database file for: U0292 ... Date:0000Z 8 DEC 25 Station: U0292 WMO ident: 20292 Latitude: 77.72 Longitude: 104.30 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1005 15 -18.5 -20.5 84 2.0 -18.8 275 15 254.3 254.4 254.0 256.3 0.74 1 1000 52 -17.1 -20.5 75 3.4 -17.6 275 23 256.0 256.2 255.5 258.1 0.75 2 972 266 -15.5 -19.3 73 3.8 -16.2 286 22 259.8 259.9 258.8 262.1 0.85 3 935 557 -17.1 -22.0 66 4.9 -17.9 301 20 261.0 261.1 259.5 263.0 0.70 4 925 638 -16.7 -21.6 66 4.9 -17.5 305 19 262.2 262.3 260.5 264.3 0.73 5 922 662 -16.7 -21.5 66 4.8 -17.5 305 19 262.5 262.6 260.6 264.5 0.74 6 850 1269 -19.7 -24.7 64 5.0 -20.4 315 13 265.5 265.6 262.7 267.2 0.61 7 813 1598 -21.1 -25.7 66 4.6 -21.7 314 16 267.4 267.5 264.0 269.1 0.58 8 724 2447 -25.5 -35.5 39 10.0 -26.4 311 25 271.6 271.7 266.3 272.4 0.26 9 700 2690 -27.5 -39.5 31 12.0 -28.4 310 27 272.0 272.1 266.4 272.6 0.18 10 687 2825 -28.5 -40.5 31 12.0 -29.3 310 26 272.4 272.4 266.6 272.9 0.16 11 662 3089 -30.5 -39.5 41 9.0 -31.1 309 24 273.0 273.1 267.1 273.6 0.19 12 571 4130 -35.5 -40.5 60 5.0 -35.8 307 16 279.0 279.0 270.9 279.6 0.20 13 500 5040 -42.9 -46.9 65 4.0 -43.0 305 9 280.7 280.8 271.8 281.1 0.11 14 441 5875 -48.7 -52.0 68 3.3 -48.8 294 6 283.7 283.7 273.4 283.9 0.07 15 400 6510 -53.1 -56.5 66 3.4 -53.2 285 3 286.0 286.0 274.6 286.1 0.05 16 378 6872 -55.9 -59.3 66 3.4 -55.9 273 3 286.9 286.9 275.1 287.1 0.03 17 345 7451 -56.3 -59.9 64 3.6 -56.3 254 3 294.0 294.0 278.7 294.1 0.03 18 314 8045 -59.1 -62.8 62 3.7 -59.2 235 3 298.1 298.1 280.6 298.2 0.03 19 300 8330 -59.3 -63.2 60 3.9 -59.3 270 5 301.8 301.8 282.1 301.9 0.03 20 273 8918 -60.7 -64.7 59 4.0 -60.7 223 7 308.0 308.0 284.6 308.1 0.02 21 267 9056 -58.5 -62.7 58 4.2 -58.6 212 8 313.1 313.2 286.5 313.3 0.03 22 250 9470 -57.7 -62.0 58 4.3 -57.8 180 9 320.3 320.3 288.9 320.4 0.04 23 212 10511 -56.1 -61.1 53 5.0 -56.2 206 5 338.2 338.3 293.9 338.4 0.05 24 200 10880 -56.9 -61.9 53 5.0 -57.0 215 3 342.7 342.7 295.0 342.9 0.05 25 150 12700 -59.1 -66.1 40 7.0 -59.2 170 11 368.3 368.3 300.3 368.4 0.04 26 100 15220 -63.1 -72.1 29 9.0 -63.3 160 15 405.8 405.8 306.0 405.9 0.02 27 70 17390 -66.7 -76.7 23 10.0 -66.8 155 25 441.7 441.7 310.1 441.8 0.02 28 50 19410 -70.3 -80.3 22 10.0 -70.4 155 27 477.8 477.8 313.3 477.9 0.01 29 35 21509 -73.5 -83.5 20 10.0 -73.6 165 33 520.8 520.8 316.4 520.9 0.01 30 30 22410 -73.1 -83.1 20 10.0 -73.2 170 36 545.4 545.4 317.8 545.4 0.01 31 28 22814 -73.1 -83.1 20 10.0 -73.2 556.2 556.2 318.5 556.3 0.01 TRP 314 8045 -59.1 -62.8 62 3.7 -59.2 235 3 298.1 298.1 280.6 298.2 0.03 WND Sounding variables and indices 1000-500 mb thick: 4988.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 56.24 % Est. max temperature: -7.48 C = 18.53 F Sfc-Lift cond lev (LCL): 972.57 mb = 261.14 m = 856.76 ft T: -15.53 C 700-500 lapse rate: 6.55 C/km ThetaE index: 0.00 C Layer 1005.0- 0.0 mb Conv cond level (CCL): 768.50 mb = 2010.16 m = 6594.93 ft Mean mixing ratio: 0.77 g/kg Conv temperature: -3.30 C = 26.06 F Cap Strength: 14.46 C Lifted Index: 15.26 C Risk: None Lifted Index @300 mb: 28.04 C Lifted Index @700 mb: 9.51 C Showalter Index: 11.22 C Risk: None Total Totals Index: 41.40 C Risk: None Vertical Totals Index: 23.20 C Cross Totals Index: 18.20 C K Index: -13.50 Risk: None Sweat Index: 35.00 Risk: None Energy Index: 2.93 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.83 J/kg Max Up Vert Vel: 7.05 m/s Conv Inhibition (B-): 46253.44 J/kg Cap Strength: 15.29 C Lift Cond Lev (LCL): 890.23 mb = 923.95 m = 3031.31 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 336 at 13 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 1005 15 275 15 14.9 -1.3 | 224 14 10.0 10.2 1 1000 52 275 23 22.9 -2.0 | 242 20 17.9 9.5 2 925 638 305 19 15.6 -10.9 | 267 11 10.6 0.6 3 850 1269 315 13 9.2 -9.2 | 241 5 4.2 2.3 4 700 2690 310 27 20.7 -17.4 | 291 17 15.7 -5.9 5 500 5040 305 9 7.4 -5.2 | 201 7 2.4 6.3 6 400 6510 285 3 2.9 -0.8 | 169 11 -2.1 10.7 7 314 8045 235 3 2.5 1.7 | 169 13 -2.5 13.2 8 300 8330 270 5 5.0 -0.0 | 180 11 0.0 11.5 9 250 9470 180 9 0.0 9.0 | 166 21 -5.0 20.5 10 200 10880 215 3 1.7 2.5 | 167 14 -3.3 13.9 11 150 12700 170 11 -1.9 10.8 | 163 23 -6.9 22.3 12 100 15220 160 15 -5.1 14.1 | 158 28 -10.1 25.6 13 70 17390 155 25 -10.6 22.7 | 155 38 -15.6 34.1 14 50 19410 155 27 -11.4 24.5 | 155 40 -16.4 35.9 15 30 22410 170 36 -6.3 35.5 | 167 48 -11.2 46.9 Wind Parameters Mean winds (0-6000m): 306.5 at 16.7 knts Storm direction: 336.5 at 12.5 knts Shear (0-3000m) pos: 1.7 neg: 1.6 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 61.8 deg Storm rel helicity (0-3000m) pos: 60.9 neg: -8.7 tot: 52.1 m^2/s^2 ave: 17.4 10^-3 m/s^2 rel: 0.35 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 2.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.72 Bulk Shear: 9.14 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 ------------------------------------------------------------------------------- 500 285 21 249 17| 8.8 0.0 8.8| 44.2 0.0 44.2 88.3 0.66| 16.2 10.7 1000 294 20 255 13| 4.8 0.0 4.8| 47.3 -2.3 45.0 45.0 0.47| 11.3 5.3 1500 299 18 255 11| 3.5 0.0 3.5| 49.6 -4.2 45.4 30.3 0.41| 9.0 3.7 2000 303 18 260 10| 2.6 1.3 3.9| 55.1 -4.2 50.9 25.4 0.43| 8.0 3.4 2500 305 19 266 10| 2.1 2.0 4.1| 59.8 -4.2 55.6 22.3 0.41| 7.4 3.1 3000 306 20 271 11| 1.7 1.6 3.3| 60.9 -8.7 52.1 17.4 0.35| 6.9 2.4 4000 307 20 273 11| 1.3 0.3 1.6| 60.9 -22.7 38.1 9.5 0.19| 6.1 1.2 5000 307 19 269 10| 1.0 0.7 1.7| 60.9 -35.9 25.0 5.0 0.04| 5.7 0.2 6000 306 17 260 9| 0.9 0.9 1.8| 60.9 -43.2 17.7 2.9 -0.02| 5.1 -0.1 Wrote GIF file: /home/apache/climate/data/raob//U0292/skewt/U0292.skewt.20251208.00.gif