UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for U0292... Searching the city database file for: U0292 ... Date:1200Z 9 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 1008 18 -27.5 -30.3 77 2.8 -27.7 220 3 245.1 245.1 244.9 245.9 0.31 1 1000 76 -24.9 -28.3 73 3.4 -25.2 265 3 248.2 248.3 247.9 249.3 0.37 2 992 134 -24.7 -28.1 73 3.4 -25.0 260 3 249.0 249.1 248.7 250.1 0.38 3 945 485 -26.7 -29.6 76 2.9 -26.9 229 2 250.5 250.5 249.8 251.4 0.35 4 928 616 -24.5 -27.1 79 2.6 -24.8 217 1 254.0 254.1 253.2 255.2 0.45 5 925 640 -24.7 -27.3 79 2.6 -24.9 215 1 254.1 254.1 253.2 255.3 0.44 6 896 871 -25.7 -28.1 80 2.4 -25.9 149 3 255.3 255.4 254.2 256.5 0.42 7 873 1061 -23.3 -25.6 81 2.3 -23.6 95 5 259.7 259.8 258.1 261.3 0.54 8 850 1257 -21.9 -23.9 84 2.0 -22.2 40 7 263.2 263.3 261.0 265.0 0.65 9 828 1450 -20.7 -22.5 85 1.8 -21.0 36 7 266.5 266.6 263.6 268.6 0.76 10 763 2051 -24.5 -27.9 73 3.4 -24.9 23 6 268.6 268.7 264.7 270.1 0.50 11 700 2674 -27.9 -31.3 73 3.4 -28.2 10 5 271.6 271.7 266.5 272.8 0.40 12 600 3767 -34.1 -37.5 71 3.4 -34.3 47 4 276.7 276.7 269.6 277.4 0.25 13 500 5020 -42.9 -46.8 65 3.9 -43.0 90 3 280.7 280.8 271.8 281.1 0.11 14 400 6490 -52.9 -57.4 58 4.5 -53.0 160 9 286.2 286.2 274.8 286.4 0.04 15 370 6989 -55.7 -60.2 57 4.5 -55.8 172 15 289.0 289.0 276.2 289.1 0.03 16 361 7146 -55.7 -60.2 57 4.5 -55.8 176 17 291.0 291.0 277.2 291.1 0.03 17 300 8310 -60.5 -65.0 55 4.5 -60.6 205 31 300.1 300.1 281.4 300.1 0.02 18 287 8585 -61.7 -66.2 55 4.5 -61.7 195 27 302.2 302.2 282.3 302.2 0.02 19 273 8893 -61.9 -66.4 55 4.5 -61.9 184 23 306.2 306.2 283.9 306.3 0.02 20 250 9440 -59.5 -64.1 55 4.6 -59.6 165 17 317.6 317.6 288.0 317.7 0.03 21 234 9857 -57.9 -62.6 55 4.7 -58.0 152 14 326.1 326.1 290.6 326.2 0.04 22 200 10850 -57.9 -62.9 53 5.0 -58.0 120 7 341.1 341.1 294.6 341.2 0.04 23 164 12093 -58.3 -64.3 46 6.0 -58.4 113 6 360.3 360.3 298.8 360.5 0.04 24 150 12650 -59.5 -65.5 46 6.0 -59.6 110 5 367.6 367.6 300.2 367.7 0.04 25 100 15170 -63.1 -70.1 38 7.0 -63.2 145 17 405.8 405.8 306.0 406.0 0.03 26 70 17350 -66.1 -74.1 32 8.0 -66.2 155 31 443.0 443.0 310.2 443.1 0.02 27 50 19370 -68.9 -76.9 31 8.0 -69.0 170 31 481.1 481.1 313.5 481.3 0.02 28 36 21325 -71.1 -80.1 25 9.0 -71.2 522.8 522.8 316.5 522.9 0.02 TRP 287 8585 -61.7 -66.2 55 4.5 -61.7 195 27 302.2 302.2 282.3 302.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 4944.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 73.99 % Est. max temperature: -10.57 C = 12.98 F Sfc-Lift cond lev (LCL): 961.63 mb = 359.04 m = 1177.95 ft T: -25.98 C 700-500 lapse rate: 6.39 C/km ThetaE index: 0.00 C Layer 1008.0- 0.0 mb Conv cond level (CCL): 616.21 mb = 3578.07 m = 11738.94 ft Mean mixing ratio: 0.38 g/kg Conv temperature: 3.26 C = 37.87 F Cap Strength: 21.49 C Lifted Index: 23.70 C Risk: None Lifted Index @300 mb: 34.17 C Lifted Index @700 mb: 18.02 C Showalter Index: 12.98 C Risk: None Total Totals Index: 40.00 C Risk: None Vertical Totals Index: 21.00 C Cross Totals Index: 19.00 C K Index: -6.30 Risk: None Sweat Index: 17.00 Risk: None Energy Index: 3.42 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.46 J/kg Max Up Vert Vel: 7.68 m/s Conv Inhibition (B-): 44794.27 J/kg Cap Strength: 23.68 C Lift Cond Lev (LCL): 911.04 mb = 750.50 m = 2462.25 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 78 at 3 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 1008 18 220 3 1.9 2.3 | 240 6 5.2 3.0 1 1000 76 265 3 3.0 0.3 | 261 6 6.2 1.0 2 925 640 215 1 0.6 0.8 | 248 4 3.8 1.5 3 850 1257 40 7 -4.5 -5.4 | 15 5 -1.2 -4.7 4 700 2674 10 5 -0.9 -4.9 | 330 5 2.4 -4.2 5 500 5020 90 3 -3.0 0.0 | 200 1 0.3 0.7 6 400 6490 160 9 -3.1 8.5 | 181 9 0.2 9.2 7 300 8310 205 31 13.1 28.1 | 210 33 16.4 28.8 8 287 8585 195 27 7.0 26.1 | 201 29 10.2 26.8 9 250 9440 165 17 -4.4 16.4 | 176 17 -1.1 17.1 10 200 10850 120 7 -6.1 3.5 | 146 5 -2.8 4.2 11 150 12650 110 5 -4.7 1.7 | 149 3 -1.4 2.4 12 100 15170 145 17 -9.8 13.9 | 156 16 -6.5 14.6 13 70 17350 155 31 -13.1 28.1 | 161 30 -9.8 28.8 14 50 19370 170 31 -5.4 30.5 | 176 31 -2.1 31.2 Wind Parameters Mean winds (0-6000m): 47.8 at 4.4 knts Storm direction: 77.8 at 3.3 knts Shear (0-3000m) pos: 0.3 neg: 1.1 tot: 1.4 10-3/s Storm rel Dir Shear (0-3000m): 97.6 deg Storm rel helicity (0-3000m) pos: 3.8 neg: -16.4 tot: -12.6 m^2/s^2 ave: -4.2 10^-3 m/s^2 rel: -0.66 Storm rel vorticity (0-3000m) horiz: 4.0 stream: -2.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 5.07 Bulk Shear: 5.81 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 ------------------------------------------------------------------------------- 500 251 2 255 6| 1.6 0.0 1.6| 3.3 -1.6 1.7 3.4 0.25| 4.1 1.0 1000 208 2 238 5| 0.8 2.8 3.6| 3.3 -7.3 -4.0 -4.0 -0.47| 5.6 -2.6 1500 24 4 326 3| 0.5 2.8 3.3| 3.3 -12.7 -9.5 -6.3 -0.66| 6.6 -4.4 2000 27 4 338 3| 0.4 1.9 2.3| 3.3 -14.5 -11.2 -5.6 -0.68| 5.3 -3.6 2500 26 5 339 4| 0.3 1.3 1.7| 3.3 -16.0 -12.8 -5.1 -0.70| 4.5 -3.1 3000 24 5 338 4| 0.3 1.1 1.4| 3.8 -16.4 -12.6 -4.2 -0.66| 4.0 -2.6 4000 27 5 340 4| 0.4 0.8 1.3| 4.5 -16.4 -11.9 -3.0 -0.55| 3.3 -1.8 5000 31 4 341 3| 0.5 0.7 1.1| 4.6 -16.4 -11.9 -2.4 -0.51| 2.9 -1.5 6000 48 4 1 2| 0.9 0.6 1.4| 5.9 -16.7 -10.8 -1.8 -0.42| 2.9 -1.2 Wrote GIF file: /home/apache/climate/data/raob//U0292/skewt/U0292.skewt.20251209.12.gif