UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120712.upa.cvt Date: 1200Z 7 DEC 25 Searching for U8695... Searching the city database file for: U8695 ... Date:1200Z 7 DEC 25 Station: U8695 WMO ident: 28695 ------------------------------------------------------------------------------- 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 1017 92 -8.9 -12.4 76 3.5 -9.8 20 7 263.0 263.2 262.4 266.9 1.45 1 1000 222 -10.5 -14.1 75 3.6 -11.3 35 7 262.6 262.9 261.8 266.1 1.28 2 981 369 -12.1 -15.4 76 3.3 -12.8 18 8 262.5 262.7 261.5 265.7 1.17 3 948 633 -8.7 -10.7 85 2.0 -9.2 347 10 268.5 268.8 267.0 273.4 1.78 4 925 823 -10.3 -12.6 83 2.3 -10.9 325 11 268.8 269.0 266.8 273.1 1.57 5 872 1275 -13.3 -15.6 83 2.3 -13.8 301 10 270.2 270.4 267.3 273.9 1.30 6 866 1328 -11.3 -13.7 82 2.4 -11.9 298 9 272.8 273.1 269.4 277.2 1.53 7 850 1471 -11.7 -13.9 84 2.2 -12.3 290 9 273.9 274.1 270.1 278.2 1.53 8 800 1933 -14.3 -16.8 81 2.5 -14.9 290 13 275.9 276.1 270.9 279.6 1.28 9 762 2299 -17.7 -21.7 71 4.0 -18.4 290 16 276.1 276.2 270.4 278.7 0.88 10 744 2479 -15.7 -23.7 50 8.0 -17.1 290 17 280.2 280.3 272.6 282.5 0.76 11 733 2591 -15.5 -23.5 50 8.0 -17.0 290 18 281.6 281.7 273.4 284.0 0.78 12 700 2937 -17.7 -24.7 54 7.0 -18.9 290 21 282.9 283.0 274.1 285.1 0.74 13 577 4355 -26.7 -30.1 73 3.4 -27.1 284 34 288.4 288.5 276.7 290.1 0.54 14 546 4753 -27.3 -30.5 74 3.2 -27.7 283 38 292.3 292.4 278.7 294.1 0.55 15 518 5129 -30.1 -33.1 75 3.0 -30.4 281 42 293.4 293.4 279.0 294.8 0.45 16 500 5380 -31.9 -35.3 72 3.4 -32.2 280 44 294.1 294.2 279.3 295.4 0.38 17 400 6930 -42.1 -45.6 69 3.5 -42.3 280 60 300.3 300.3 281.7 300.8 0.16 18 307 8672 -53.7 -57.4 64 3.7 -53.8 275 69 307.6 307.6 284.5 307.8 0.05 19 300 8820 -54.7 -58.4 63 3.7 -54.8 275 68 308.2 308.3 284.7 308.4 0.05 20 264 9630 -59.5 -63.4 60 3.9 -59.6 275 61 312.7 312.7 286.3 312.8 0.03 21 250 9970 -61.1 -64.8 61 3.7 -61.2 275 58 315.2 315.2 287.2 315.3 0.03 22 210 11035 -66.9 -70.7 59 3.8 -66.9 280 56 322.3 322.3 289.5 322.3 0.01 23 200 11330 -65.1 -69.1 58 4.0 -65.1 280 58 329.7 329.7 291.6 329.7 0.02 24 180 11977 -61.7 -65.7 59 4.0 -61.7 280 57 345.3 345.3 295.6 345.4 0.03 25 150 13110 -60.3 -64.5 58 4.2 -60.4 280 54 366.2 366.2 299.9 366.4 0.04 26 126 14197 -58.5 -63.4 53 4.9 -58.6 278 52 388.2 388.2 303.6 388.5 0.06 27 100 15640 -60.3 -65.3 52 5.0 -60.4 275 50 411.2 411.2 306.7 411.5 0.06 28 81 16946 -63.3 -69.3 44 6.0 -63.4 281 50 430.6 430.6 308.9 430.8 0.04 29 70 17840 -64.9 -70.9 43 6.0 -65.0 285 50 445.5 445.6 310.4 445.8 0.04 30 53 19531 -66.3 -73.3 37 7.0 -66.5 479.2 479.2 313.4 479.4 0.04 TRP 210 11035 -66.9 -70.7 59 3.8 -66.9 280 56 322.3 322.3 289.5 322.3 0.01 WND 307 8672 -53.7 -57.4 64 3.7 -53.8 275 69 307.6 307.6 284.5 307.8 0.05 Sounding variables and indices 1000-500 mb thick: 5158.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.23 inches Sfc-500 mean rel hum: 71.49 % Est. max temperature: 0.58 C = 33.04 F Sfc-Lift cond lev (LCL): 961.61 mb = 523.21 m = 1716.53 ft T: -10.12 C 700-500 lapse rate: 5.81 C/km ThetaE index: 1.21 C Layer 1000.0- 948.0 mb Conv cond level (CCL): 787.53 mb = 2051.03 m = 6729.01 ft Mean mixing ratio: 1.47 g/kg Conv temperature: 4.16 C = 39.49 F Cap Strength: 19.92 C Lifted Index: 20.35 C Risk: None Lifted Index @300 mb: 27.43 C Lifted Index @700 mb: 13.16 C Showalter Index: 13.43 C Risk: None Total Totals Index: 38.20 C Risk: None Vertical Totals Index: 20.20 C Cross Totals Index: 18.00 C K Index: -0.70 Risk: None Sweat Index: 62.00 Risk: None Energy Index: 3.58 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.29 J/kg Max Up Vert Vel: 7.78 m/s Conv Inhibition (B-): 33933.40 J/kg Cap Strength: 20.21 C Lift Cond Lev (LCL): 925.02 mb = 822.82 m = 2699.52 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 316 at 19 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 1017 92 20 7 -2.4 -6.6 | 115 17 -15.3 7.0 1 1000 222 35 7 -4.0 -5.7 | 115 19 -16.9 7.8 2 925 823 325 11 6.3 -9.0 | 125 8 -6.6 4.5 3 850 1471 290 9 8.5 -3.1 | 157 11 -4.4 10.5 4 700 2937 290 21 19.7 -7.2 | 227 9 6.9 6.4 5 500 5380 280 44 43.3 -7.6 | 259 31 30.5 5.9 6 400 6930 280 60 59.1 -10.4 | 266 46 46.2 3.1 7 307 8672 275 69 68.7 -6.0 | 262 56 55.9 7.5 8 300 8820 275 68 67.7 -5.9 | 262 55 54.9 7.6 9 250 9970 275 58 57.8 -5.1 | 259 46 44.9 8.5 10 210 11035 280 56 55.1 -9.7 | 265 42 42.3 3.8 11 200 11330 280 58 57.1 -10.1 | 265 44 44.2 3.5 12 150 13110 280 54 53.2 -9.4 | 264 41 40.3 4.2 13 100 15640 275 50 49.8 -4.4 | 256 38 36.9 9.2 14 70 17840 285 50 48.3 -12.9 | 269 35 35.4 0.6 Wind Parameters Mean winds (0-6000m): 286.5 at 24.9 knts Storm direction: 316.5 at 18.7 knts Shear (0-3000m) pos: 0.0 neg: 4.0 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 119.1 deg Storm rel helicity (0-3000m) pos: 47.7 neg: -6.6 tot: 41.1 m^2/s^2 ave: 13.7 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 3.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.34 Bulk Shear: 88.56 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 14 8 112 16| 0.0 4.8 4.8| 0.4 -6.6 -6.2 -12.4 -0.18| 7.9 -1.4 1000 344 9 115 11| 0.0 5.2 5.2| 12.5 -6.6 5.9 5.9 0.24| 8.0 1.9 1500 327 9 126 10| 0.0 4.2 4.2| 20.5 -6.6 13.9 9.3 0.34| 6.8 2.3 2000 315 10 138 9| 0.0 4.0 4.0| 29.5 -6.6 22.9 11.5 0.43| 6.2 2.7 2500 307 11 151 8| 0.0 4.0 4.0| 38.6 -6.6 32.0 12.8 0.51| 5.8 3.0 3000 302 13 163 7| 0.0 4.0 4.0| 47.7 -6.6 41.1 13.7 0.56| 5.5 3.1 4000 295 16 195 7| 0.0 4.3 4.3| 64.7 -6.6 58.1 14.5 0.55| 5.4 2.9 5000 290 21 224 9| 0.0 4.4 4.4| 75.6 -6.6 69.0 13.8 0.48| 5.3 2.5 6000 286 25 240 13| 0.0 4.5 4.5| 98.7 -6.6 92.1 15.4 0.44| 5.3 2.3 Wrote GIF file: /home/apache/climate/data/raob//U8695/skewt/U8695.skewt.20251207.12.gif