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 U8951... Searching the city database file for: U8951 ... Date:0000Z 4 DEC 25 Station: U8951 WMO ident: 28951 Latitude: 53.23 Longitude: 63.62 ------------------------------------------------------------------------------- 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 1003 164 0.0 290 5 272.9 1 1002 172 0.0 -2.5 83 2.5 -1.0 293 5 273.0 273.5 272.1 281.6 3.17 2 1000 188 -0.3 -2.7 84 2.4 -1.2 300 5 272.9 273.4 271.9 281.4 3.13 3 925 809 -3.9 320 9 275.3 4 850 1471 -8.1 -8.1 100 0.0 -8.1 285 23 277.7 278.1 273.8 284.5 2.44 5 839 1572 -9.1 -9.1 100 0.0 -9.1 288 23 277.6 278.0 273.5 284.1 2.28 6 832 1637 -6.3 -6.3 100 0.0 -6.3 291 23 281.3 281.8 276.3 289.4 2.86 7 817 1780 -6.7 -6.7 100 0.0 -6.7 295 23 282.3 282.8 276.8 290.4 2.83 8 806 1886 -4.5 299 22 285.7 9 793 2014 -3.9 -4.6 95 0.7 -4.2 303 22 287.7 288.3 280.3 297.6 3.42 10 760 2348 -6.7 -9.7 79 3.0 -7.7 314 22 288.2 288.6 279.2 295.3 2.41 11 735 2610 -5.9 -10.9 68 5.0 -7.6 322 22 291.8 292.3 280.7 298.6 2.26 12 727 2696 -5.7 -12.7 58 7.0 -8.0 325 21 293.0 293.3 280.9 299.0 1.98 13 700 2992 -7.7 -17.7 45 10.0 -10.5 335 21 294.0 294.2 280.5 298.2 1.36 14 616 3972 -14.3 -26.3 35 12.0 -16.7 344 24 297.3 297.5 281.2 299.7 0.72 15 500 5520 -24.7 -29.7 63 5.0 -25.5 360 29 302.9 303.0 283.4 305.1 0.65 16 459 6140 -28.9 -33.9 62 5.0 -29.5 2 32 305.2 305.3 284.1 306.8 0.47 17 400 7110 -37.5 -43.5 53 6.0 -37.9 5 36 306.3 306.3 284.2 307.0 0.20 18 307 8872 -53.3 -61.3 37 8.0 -53.4 10 49 308.2 308.2 284.7 308.3 0.03 19 300 9020 -54.3 -62.3 37 8.0 -54.4 10 50 308.8 308.8 284.9 308.9 0.03 20 268 9736 -58.8 -66.8 35 8.0 -58.9 15 62 312.4 312.4 286.2 312.5 0.02 21 250 10170 -61.5 -69.5 34 8.0 -61.6 15 54 314.6 314.6 287.0 314.7 0.01 22 231 10655 -64.1 -72.1 33 8.0 -64.1 5 50 317.9 317.9 288.1 317.9 0.01 23 212 11182 -61.9 -69.9 34 8.0 -62.0 8 36 329.2 329.2 291.5 329.3 0.01 24 200 11540 -63.9 -72.9 28 9.0 -64.0 10 27 331.6 331.6 292.2 331.6 0.01 25 194 11726 -65.1 -74.1 28 9.0 -65.1 3 27 332.5 332.6 292.4 332.6 0.01 26 186 11984 -61.9 -69.9 34 8.0 -62.0 352 28 341.8 341.8 294.7 341.8 0.02 27 154 13156 -59.7 -68.7 30 9.0 -59.9 306 29 364.5 364.5 299.6 364.6 0.02 28 150 13320 -60.5 -69.5 30 9.0 -60.6 300 29 365.9 365.9 299.8 365.9 0.02 29 100 15840 -61.7 -74.7 16 13.0 -61.9 300 27 408.5 408.5 306.3 408.6 0.02 30 70 18020 -65.5 -88.5 3 23.0 -65.7 290 25 444.3 444.3 310.3 444.3 0.00 31 66 18379 -64.1 -92.1 1 28.0 -64.4 291 26 454.8 454.8 311.3 454.8 0.00 32 58 19164 -67.9 -94.9 1 27.0 -68.1 293 28 463.4 463.4 312.1 463.4 0.00 33 54 19595 -66.5 -94.5 1 28.0 -66.7 294 30 476.2 476.2 313.1 476.2 0.00 34 50 20060 -67.5 -95.5 1 28.0 -67.7 295 31 484.4 484.4 313.8 484.4 0.00 35 30 23090 -72.9 -98.9 1 26.0 -73.0 285 42 545.9 545.9 317.9 545.9 0.00 36 22 24896 -75.7 -100.7 1 25.0 -75.9 588.2 588.2 320.0 588.2 0.00 TRP 231 10655 -64.1 -72.1 33 8.0 -64.1 5 50 317.9 317.9 288.1 317.9 0.01 WND 268 9736 -58.8 -66.8 35 8.0 -58.9 15 62 312.4 312.4 286.2 312.5 0.02 Sounding variables and indices 1000-500 mb thick: 5332.00 m Freezing level: 1002.00 mb = 172.03 m = 564.38 ft Wetbulb zero: Below ground Precipitable water: 0.41 inches Sfc-500 mean rel hum: 56.27 % Est. max temperature: 4.65 C = 40.37 F 700-500 lapse rate: 6.72 C/km ThetaE index: 2.32 C Layer 760.0- 735.0 mb Conv cond level (CCL): 901.27 mb = 1012.47 m = 3321.72 ft Mean mixing ratio: 2.88 g/kg Conv temperature: 3.13 C = 37.64 F Cap Strength: 14.57 C Lifted Index: 17.41 C Risk: None Lifted Index @300 mb: 18.81 C Lifted Index @700 mb: 13.26 C Showalter Index: 15.71 C Risk: None Total Totals Index: 33.20 C Risk: None Vertical Totals Index: 16.60 C Cross Totals Index: 16.60 C K Index: -1.50 Risk: None Sweat Index: 75.00 Risk: None Energy Index: 4.39 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.84 J/kg Max Up Vert Vel: 4.21 m/s Conv Inhibition (B-): 46178.00 J/kg Cap Strength: 17.28 C Lift Cond Lev (LCL): 924.04 mb = 817.10 m = 2680.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 7 at 16 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 1003 164 290 5 4.7 -1.7 | 204 16 6.6 14.7 1 1000 188 300 5 4.3 -2.5 | 204 15 6.2 13.9 2 925 809 320 9 5.8 -6.9 | 219 12 7.7 9.5 3 850 1471 285 23 22.2 -6.0 | 247 26 24.1 10.4 4 700 2992 335 21 8.9 -19.0 | 284 11 10.8 -2.6 5 500 5520 360 29 -0.0 -29.0 | 351 13 1.9 -12.6 6 400 7110 5 36 -3.1 -35.9 | 4 20 -1.2 -19.5 7 300 9020 10 50 -8.7 -49.2 | 12 34 -6.8 -32.9 8 268 9736 15 62 -16.0 -59.9 | 18 46 -14.2 -43.5 9 250 10170 15 54 -14.0 -52.2 | 19 38 -12.1 -35.8 10 231 10655 5 50 -4.4 -49.8 | 4 34 -2.5 -33.4 11 200 11540 10 27 -4.7 -26.6 | 15 11 -2.8 -10.2 12 150 13320 300 29 25.1 -14.5 | 266 27 27.0 1.9 13 100 15840 300 27 23.4 -13.5 | 263 25 25.3 2.9 14 70 18020 290 25 23.5 -8.6 | 253 27 25.4 7.8 15 50 20060 295 31 28.1 -13.1 | 264 30 30.0 3.3 16 30 23090 285 42 40.6 -10.9 | 263 43 42.5 5.5 Wind Parameters Mean winds (0-6000m): 336.6 at 22.0 knts Storm direction: 6.6 at 16.5 knts Shear (0-3000m) pos: 3.3 neg: 2.7 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 83.9 deg Storm rel helicity (0-3000m) pos: 104.0 neg: -0.8 tot: 103.2 m^2/s^2 ave: 34.4 10^-3 m/s^2 rel: 0.55 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 4.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.24 Bulk Shear: 36.21 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 ------------------------------------------------------------------------------- 500 309 6 209 14| 4.3 0.0 4.3| 10.6 0.0 10.6 21.1 0.66| 4.4 2.9 1000 310 9 220 14| 2.1 4.6 6.7| 35.9 0.0 35.9 35.9 0.70| 7.1 5.0 1500 297 13 232 17| 1.4 5.4 6.8| 53.1 -0.8 52.3 34.9 0.50| 8.4 4.2 2000 298 15 239 18| 2.5 4.0 6.5| 77.7 -0.8 76.9 38.5 0.53| 8.0 4.3 2500 302 17 245 18| 3.1 3.2 6.4| 94.2 -0.8 93.4 37.4 0.54| 7.7 4.2 3000 308 17 250 17| 3.3 2.7 6.0|104.0 -0.8 103.2 34.4 0.55| 7.2 4.0 4000 319 19 261 15| 3.2 2.0 5.2|118.5 -0.8 117.7 29.4 0.60| 6.1 3.6 5000 328 20 274 13| 3.1 1.6 4.7|134.6 -0.8 133.8 26.8 0.64| 5.4 3.5 6000 337 22 290 11| 3.0 1.3 4.3|146.1 -0.8 145.3 24.2 0.64| 5.0 3.2 Wrote GIF file: /home/apache/climate/data/raob//U8951/skewt/U8951.skewt.20251204.00.gif