UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120400.upa.cvt Date: 0000Z 4 DEC 25 Searching for U9839... Searching the city database file for: U9839 ... Date:0000Z 4 DEC 25 Station: U9839 WMO ident: 29839 Latitude: 53.50 Longitude: 83.83 ------------------------------------------------------------------------------- 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 1001 147 -4.1 -7.2 79 3.1 -5.1 180 3 269.0 269.3 268.0 275.0 2.22 1 1000 155 -4.1 -6.9 81 2.8 -5.0 180 3 269.0 269.4 268.1 275.2 2.27 2 957 501 -4.9 -7.7 81 2.8 -5.8 217 11 271.6 272.0 269.8 277.8 2.23 3 925 768 -6.1 -7.7 88 1.6 -6.6 245 17 273.1 273.5 270.8 279.5 2.31 4 850 1429 -7.7 -8.9 91 1.2 -8.1 255 19 278.1 278.5 273.8 284.5 2.29 5 828 1633 -8.3 -10.0 88 1.7 -8.8 256 20 279.5 279.9 274.4 285.7 2.16 6 791 1988 -7.1 -8.1 93 1.0 -7.4 257 20 284.5 285.0 277.7 292.1 2.62 7 788 2018 -7.1 -8.1 93 1.0 -7.5 257 21 284.8 285.3 277.9 292.4 2.63 8 700 2932 -12.1 -15.9 73 3.8 -13.1 260 23 289.1 289.4 278.6 293.8 1.58 9 662 3355 -14.9 -19.8 66 4.9 -16.0 261 25 290.6 290.8 278.7 294.3 1.20 10 557 4639 -22.3 -25.8 73 3.5 -22.9 263 30 296.6 296.7 281.0 299.2 0.84 11 510 5278 -27.7 -31.4 71 3.7 -28.2 265 32 297.6 297.7 281.1 299.4 0.54 12 500 5420 -28.7 -32.8 68 4.1 -29.2 265 33 298.0 298.1 281.2 299.7 0.48 13 400 6990 -40.5 -46.5 52 6.0 -40.8 250 29 302.4 302.4 282.5 302.9 0.15 14 376 7407 -43.1 -49.1 52 6.0 -43.3 246 28 304.3 304.3 283.3 304.7 0.12 15 337 8131 -49.9 -56.9 44 7.0 -50.1 238 25 304.7 304.7 283.4 304.9 0.05 16 300 8880 -55.1 -62.1 42 7.0 -55.2 230 23 307.7 307.7 284.5 307.8 0.03 17 262 9737 -60.5 -68.5 34 8.0 -60.6 241 26 311.9 311.9 286.0 312.0 0.01 18 250 10030 -60.9 -68.9 34 8.0 -61.0 245 27 315.5 315.5 287.3 315.6 0.01 19 221 10792 -62.9 -70.9 33 8.0 -63.0 260 31 323.8 323.8 289.9 323.8 0.01 20 200 11410 -60.3 -69.3 30 9.0 -60.4 265 35 337.3 337.3 293.7 337.3 0.02 21 154 13045 -58.3 -73.3 13 15.0 -58.5 274 40 366.9 366.9 300.0 366.9 0.01 22 150 13210 -59.5 -75.5 11 16.0 -59.7 275 40 367.6 367.6 300.1 367.6 0.01 23 100 15730 -62.5 -84.5 4 22.0 -62.7 280 40 407.0 407.0 306.1 407.0 0.00 24 81 17033 -62.7 -84.7 4 22.0 -63.0 283 38 431.8 431.8 309.0 431.9 0.00 25 70 17930 -64.7 -85.7 4 21.0 -64.9 285 36 446.0 446.0 310.5 446.0 0.00 26 50 19960 -68.5 -89.5 3 21.0 -68.7 285 40 482.1 482.1 313.6 482.1 0.00 27 34 22254 -71.7 -91.7 4 20.0 -71.9 529.9 529.9 316.9 529.9 0.00 TRP 221 10792 -62.9 -70.9 33 8.0 -63.0 260 31 323.8 323.8 289.9 323.8 0.01 WND Sounding variables and indices 1000-500 mb thick: 5265.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.37 inches Sfc-500 mean rel hum: 78.30 % Est. max temperature: 4.94 C = 40.89 F Sfc-Lift cond lev (LCL): 953.13 mb = 532.97 m = 1748.57 ft T: -5.04 C 700-500 lapse rate: 6.67 C/km ThetaE index: 0.00 C Layer 1001.0- -0.0 mb Conv cond level (CCL): 715.12 mb = 2766.96 m = 9077.85 ft Mean mixing ratio: 2.27 g/kg Conv temperature: 15.25 C = 59.45 F Cap Strength: 16.46 C Lifted Index: 16.69 C Risk: None Lifted Index @300 mb: 20.99 C Lifted Index @700 mb: 12.02 C Showalter Index: 11.65 C Risk: None Total Totals Index: 40.80 C Risk: None Vertical Totals Index: 21.00 C Cross Totals Index: 19.80 C K Index: 8.30 Risk: None Sweat Index: 71.00 Risk: None Energy Index: 3.19 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.88 J/kg Max Up Vert Vel: 6.31 m/s Conv Inhibition (B-): 40063.60 J/kg Cap Strength: 16.59 C Lift Cond Lev (LCL): 915.39 mb = 849.63 m = 2787.46 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 290 at 18 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 1001 147 180 3 0.0 3.0 | 118 19 -16.9 9.0 1 1000 155 180 3 0.0 3.0 | 118 19 -16.9 9.0 2 925 768 245 17 15.4 7.2 | 174 13 -1.5 13.2 3 850 1429 255 19 18.4 4.9 | 188 11 1.5 10.9 4 700 2932 260 23 22.7 4.0 | 210 12 5.8 10.0 5 500 5420 265 33 32.9 2.9 | 241 18 16.0 8.9 6 400 6990 250 29 27.3 9.9 | 213 19 10.4 15.9 7 300 8880 230 23 17.6 14.8 | 182 21 0.7 20.8 8 250 10030 245 27 24.5 11.4 | 204 19 7.6 17.4 9 221 10792 260 31 30.5 5.4 | 230 18 13.6 11.4 10 200 11410 265 35 34.9 3.1 | 243 20 18.0 9.1 11 150 13210 275 40 39.8 -3.5 | 264 23 23.0 2.5 12 100 15730 280 40 39.4 -6.9 | 272 23 22.5 -0.9 13 70 17930 285 36 34.8 -9.3 | 280 18 17.9 -3.3 14 50 19960 285 40 38.6 -10.4 | 281 22 21.7 -4.3 Wind Parameters Mean winds (0-6000m): 259.6 at 23.9 knts Storm direction: 289.6 at 17.9 knts Shear (0-3000m) pos: 4.0 neg: 0.0 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 95.6 deg Storm rel helicity (0-3000m) pos: 102.3 neg: 0.0 tot: 102.3 m^2/s^2 ave: 34.1 10^-3 m/s^2 rel: 0.91 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 4.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.48 Bulk Shear: 41.61 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 ------------------------------------------------------------------------------- 500 224 9 138 16| 13.0 0.0 13.0| 63.4 0.0 63.4 126.9 0.94| 14.3 13.5 1000 243 13 155 13| 8.9 0.0 8.9| 83.0 0.0 83.0 83.0 0.90| 10.5 9.5 1500 248 15 165 12| 6.5 0.0 6.5| 88.8 0.0 88.8 59.2 0.90| 7.8 7.0 2000 250 16 172 12| 5.3 0.0 5.3| 93.1 0.0 93.1 46.5 0.90| 6.2 5.6 2500 253 17 178 11| 4.5 0.0 4.5| 97.4 0.0 97.4 39.0 0.91| 5.3 4.8 3000 254 18 183 11| 4.0 0.0 4.0|102.3 0.0 102.3 34.1 0.91| 4.7 4.3 4000 256 20 194 11| 3.6 0.0 3.6|113.7 0.0 113.7 28.4 0.89| 4.0 3.6 5000 259 22 205 11| 3.3 0.0 3.3|126.0 0.0 126.0 25.2 0.87| 3.7 3.2 6000 260 24 213 12| 2.7 0.3 3.0|128.7 -20.1 108.6 18.1 0.67| 3.5 2.4 Wrote GIF file: /home/apache/climate/data/raob//U9839/skewt/U9839.skewt.20251204.00.gif