UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122200.upa.cvt Date: 0000Z 22 DEC 25 Searching for U8275... Searching the city database file for: U8275 ... Date:0000Z 22 DEC 25 Station: U8275 WMO ident: 28275 Latitude: 58.15 Longitude: 68.18 ------------------------------------------------------------------------------- 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 1002 50 -12.9 -15.4 81 2.5 -13.4 200 1 260.1 260.3 259.6 263.2 1.15 1 1000 65 -12.3 -15.1 80 2.8 -12.9 210 3 260.9 261.0 260.3 264.0 1.18 2 964 347 -10.5 -13.0 82 2.5 -11.1 248 13 265.4 265.7 264.2 269.4 1.45 3 925 665 -11.7 -13.9 84 2.2 -12.2 290 25 267.3 267.6 265.5 271.2 1.41 4 922 690 -11.7 -13.9 84 2.2 -12.2 290 25 267.6 267.8 265.7 271.5 1.41 5 890 961 -9.3 -11.4 85 2.1 -9.9 290 28 272.8 273.1 269.8 277.8 1.79 6 850 1314 -10.5 -12.6 85 2.1 -11.1 290 31 275.1 275.4 271.1 280.0 1.71 7 734 2436 -13.3 -16.9 74 3.6 -14.2 298 36 283.9 284.1 275.6 288.0 1.39 8 700 2795 -15.7 -20.5 67 4.8 -16.7 300 38 285.1 285.3 275.8 288.3 1.07 9 500 5240 -32.9 -43.9 32 11.0 -33.7 300 48 292.9 293.0 278.4 293.5 0.16 10 440 6135 -38.3 -50.3 27 12.0 -38.9 294 66 297.0 297.0 280.1 297.3 0.09 11 400 6790 -40.9 -52.9 26 12.0 -41.4 290 79 301.8 301.8 282.2 302.1 0.07 12 366 7394 -42.1 -54.1 26 12.0 -42.6 287 89 308.0 308.0 284.7 308.2 0.07 13 301 8688 -52.7 -62.8 29 10.0 -52.9 280 110 310.7 310.7 285.6 310.8 0.03 14 300 8710 -52.9 -62.9 29 10.0 -53.1 280 110 310.8 310.8 285.7 310.9 0.03 15 297 8774 -54.1 -64.1 28 10.0 -54.2 280 110 310.0 310.0 285.4 310.1 0.02 16 252 9810 -58.9 -67.9 30 9.0 -59.0 280 103 317.8 317.8 288.1 317.8 0.02 17 250 9860 -58.7 -67.7 30 9.0 -58.8 285 101 318.8 318.8 288.3 318.9 0.02 18 203 11167 -61.1 -70.1 29 9.0 -61.2 280 86 334.6 334.6 293.0 334.6 0.01 19 200 11260 -60.7 -69.7 30 9.0 -60.8 280 85 336.6 336.6 293.5 336.7 0.02 20 186 11714 -57.5 -66.5 31 9.0 -57.6 283 81 348.9 348.9 296.4 349.0 0.03 21 150 13060 -60.5 -69.5 30 9.0 -60.6 290 68 365.9 365.9 299.8 365.9 0.02 22 100 15580 -63.1 -73.1 25 10.0 -63.3 285 62 405.8 405.8 306.0 405.9 0.02 23 96 15830 -63.7 -74.7 21 11.0 -63.8 285 62 409.4 409.4 306.5 409.5 0.02 24 73 17488 -67.7 -78.7 19 11.0 -67.8 285 60 434.3 434.3 309.3 434.4 0.01 25 70 17740 -67.3 -78.3 20 11.0 -67.4 285 60 440.4 440.4 309.9 440.5 0.01 26 51 19641 -68.3 -79.3 19 11.0 -68.5 285 41 479.8 479.8 313.4 479.9 0.01 27 50 19760 -68.5 -79.5 19 11.0 -68.7 285 40 482.1 482.1 313.6 482.1 0.01 28 39 21229 -72.7 -83.7 17 11.0 -72.8 278 45 506.9 506.9 315.4 507.0 0.01 29 31 22593 -66.7 -78.7 17 12.0 -67.0 271 49 557.6 557.6 318.5 557.7 0.03 30 30 22790 -67.5 -79.5 17 12.0 -67.8 270 50 560.6 560.6 318.7 560.8 0.02 31 27 23424 -70.1 -82.1 16 12.0 -70.4 266 55 570.5 570.5 319.2 570.6 0.02 32 20 25230 -67.1 -79.1 17 12.0 -67.6 255 69 630.8 630.8 321.9 631.1 0.04 33 19 25541 -65.3 -77.3 17 12.0 -65.9 645.7 645.7 322.5 646.1 0.05 TRP 252 9810 -58.9 -67.9 30 9.0 -59.0 280 103 317.8 317.8 288.1 317.8 0.02 WND 301 8688 -52.7 -62.8 29 10.0 -52.9 280 110 310.7 310.7 285.6 310.8 0.03 Sounding variables and indices 1000-500 mb thick: 5175.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.24 inches Sfc-500 mean rel hum: 65.20 % Est. max temperature: 2.03 C = 35.66 F Sfc-Lift cond lev (LCL): 962.28 mb = 360.77 m = 1183.62 ft T: -10.55 C 700-500 lapse rate: 7.03 C/km Conv cond level (CCL): 672.07 mb = 3090.87 m = 10140.54 ft Mean mixing ratio: 1.41 g/kg Conv temperature: 13.12 C = 55.62 F Cap Strength: 15.10 C Lifted Index: 19.29 C Risk: None Lifted Index @300 mb: 29.17 C Lifted Index @700 mb: 15.10 C Showalter Index: 11.03 C Risk: None Total Totals Index: 42.70 C Risk: None Vertical Totals Index: 22.40 C Cross Totals Index: 20.30 C K Index: 5.00 Risk: None Sweat Index: 110.00 Risk: None Energy Index: 2.86 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.73 J/kg Max Up Vert Vel: 7.84 m/s Conv Inhibition (B-): 50523.29 J/kg Cap Strength: 19.17 C Lift Cond Lev (LCL): 914.58 mb = 751.75 m = 2466.33 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 327 at 29 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 1002 50 200 1 0.3 0.9 | 149 29 -15.2 25.0 1 1000 65 210 3 1.5 2.6 | 152 30 -14.1 26.7 2 925 665 290 25 23.5 -8.6 | 207 17 7.9 15.5 3 850 1314 290 31 29.1 -10.6 | 225 19 13.5 13.5 4 700 2795 300 38 32.9 -19.0 | 254 18 17.3 5.1 5 500 5240 300 48 41.6 -24.0 | 270 26 26.0 0.1 6 400 6790 290 79 74.2 -27.0 | 273 59 58.7 -2.9 7 301 8688 280 110 108.3 -19.1 | 267 93 92.7 5.0 8 300 8710 280 110 108.3 -19.1 | 267 93 92.7 5.0 9 252 9810 280 103 101.4 -17.9 | 266 86 85.9 6.2 10 250 9860 285 101 97.6 -26.1 | 271 82 82.0 -2.0 11 200 11260 280 85 83.7 -14.8 | 262 69 68.1 9.3 12 150 13060 290 68 63.9 -23.3 | 269 48 48.3 0.8 13 100 15580 285 62 59.9 -16.0 | 260 45 44.3 8.0 14 70 17740 285 60 58.0 -15.5 | 259 43 42.4 8.6 15 50 19760 285 40 38.6 -10.4 | 239 27 23.1 13.7 16 30 22790 270 50 50.0 -0.0 | 235 42 34.4 24.1 17 20 25230 255 69 66.6 17.9 | 231 66 51.1 42.0 Wind Parameters Mean winds (0-6000m): 297.1 at 38.3 knts Storm direction: 327.1 at 28.7 knts Shear (0-3000m) pos: 6.7 neg: 0.0 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 107.2 deg Storm rel helicity (0-3000m) pos: 269.0 neg: 0.0 tot: 269.0 m^2/s^2 ave: 89.7 10^-3 m/s^2 rel: 0.89 Storm rel vorticity (0-3000m) horiz: 8.2 stream: 7.3 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.28 Bulk Shear: 109.65 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 ------------------------------------------------------------------------------- 500 267 12 171 25| 21.1 0.0 21.1|167.0 0.0 167.0 334.0 0.90| 25.3 22.7 1000 287 19 187 19| 14.7 0.0 14.7|209.6 0.0 209.6 209.6 0.86| 18.2 15.7 1500 289 23 199 18| 11.0 0.0 11.0|227.8 0.0 227.8 151.8 0.87| 13.5 11.7 2000 290 25 208 17| 8.9 0.0 8.9|242.7 0.0 242.7 121.3 0.88| 10.9 9.6 2500 292 27 215 17| 7.6 0.0 7.6|257.8 0.0 257.8 103.1 0.89| 9.4 8.3 3000 294 29 222 17| 6.7 0.0 6.7|269.0 0.0 269.0 89.7 0.89| 8.2 7.3 4000 296 32 233 17| 5.0 0.5 5.6|283.2 0.0 283.2 70.8 0.87| 6.7 5.8 5000 297 35 242 18| 4.0 0.8 4.9|297.3 0.0 297.3 59.5 0.85| 5.8 4.9 6000 297 38 250 20| 3.4 2.2 5.6|318.2 0.0 318.2 53.0 0.68| 6.3 4.3 Wrote GIF file: /home/apache/climate/data/raob//U8275/skewt/U8275.skewt.20251222.00.gif