UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121200.upa.cvt Date: 0000Z 12 DEC 25 Searching for U7995... Searching the city database file for: U7995 ... Date:0000Z 12 DEC 25 Station: U7995 WMO ident: 27995 Latitude: 52.98 Longitude: 49.43 ------------------------------------------------------------------------------- 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 42 -2.9 -4.5 89 1.6 -3.4 205 5 269.6 270.1 269.2 276.9 2.71 1 1000 105 -3.1 -6.2 79 3.1 -4.1 200 9 270.0 270.4 269.0 276.6 2.40 2 971 337 -4.7 -7.3 82 2.6 -5.5 217 16 270.7 271.1 269.2 276.9 2.27 3 944 559 -1.3 -2.9 89 1.6 -1.9 233 22 276.4 276.9 274.2 285.4 3.27 4 925 721 -1.5 -3.0 89 1.5 -2.1 245 27 277.8 278.3 275.0 286.9 3.31 5 850 1393 -3.9 -5.7 87 1.8 -4.6 240 31 282.1 282.6 276.9 290.4 2.94 6 778 2087 -6.5 -8.6 85 2.1 -7.2 240 31 286.5 286.9 278.6 294.0 2.56 7 741 2466 -7.5 -10.4 80 2.9 -8.5 240 31 289.4 289.8 279.7 296.3 2.33 8 700 2906 -9.9 -17.9 52 8.0 -12.0 240 31 291.5 291.8 279.4 295.6 1.33 9 677 3164 -10.1 -19.1 48 9.0 -12.5 239 31 294.1 294.3 280.4 298.0 1.25 10 573 4440 -15.7 -27.7 35 12.0 -18.1 231 31 301.9 302.0 283.1 304.2 0.68 11 567 4519 -16.3 -28.3 35 12.0 -18.6 231 31 302.1 302.2 283.1 304.3 0.65 12 512 5284 -19.5 -33.5 28 14.0 -21.7 226 31 307.2 307.3 284.8 308.7 0.44 13 500 5460 -21.3 -35.3 27 14.0 -23.4 225 31 307.1 307.1 284.7 308.4 0.38 14 478 5790 -21.9 -28.9 53 7.0 -23.2 230 31 310.3 310.4 286.3 312.8 0.73 15 459 6087 -23.9 -31.9 48 8.0 -25.2 235 30 311.4 311.5 286.5 313.4 0.58 16 400 7070 -32.9 -38.9 55 6.0 -33.5 250 29 312.2 312.3 286.5 313.4 0.33 17 300 9020 -50.3 -54.9 58 4.6 -50.4 245 35 314.5 314.5 287.0 314.7 0.07 18 272 9650 -55.7 -59.9 59 4.2 -55.8 245 36 315.6 315.6 287.3 315.7 0.04 19 250 10180 -59.7 -64.1 56 4.4 -59.7 245 36 317.3 317.3 287.9 317.4 0.03 20 207 11350 -65.5 -69.6 57 4.1 -65.5 265 40 325.8 325.8 290.5 325.9 0.02 21 200 11560 -65.5 -69.6 57 4.1 -65.5 270 38 329.0 329.0 291.5 329.1 0.02 22 181 12168 -62.9 -67.4 54 4.5 -63.0 272 37 342.8 342.8 295.0 342.9 0.02 23 150 13320 -62.9 -67.5 54 4.6 -63.0 275 36 361.7 361.7 299.1 361.9 0.03 24 100 15800 -64.7 -69.7 50 5.0 -64.8 285 40 402.7 402.7 305.6 402.9 0.03 25 72 17791 -69.7 -75.7 41 6.0 -69.8 299 40 431.8 431.8 309.0 431.9 0.02 26 70 17960 -69.7 -75.7 41 6.0 -69.8 300 40 435.3 435.3 309.4 435.4 0.02 27 55 19394 -68.9 -74.9 42 6.0 -69.0 307 50 468.2 468.2 312.5 468.3 0.03 28 50 19960 -70.9 -77.9 35 7.0 -71.0 310 54 476.4 476.4 313.2 476.5 0.02 29 41 21131 -72.5 -79.5 34 7.0 -72.6 310 66 500.3 500.3 315.0 500.4 0.02 30 36 21894 -73.5 -80.5 33 7.0 -73.6 516.6 516.6 316.1 516.7 0.02 TRP 207 11350 -65.5 -69.6 57 4.1 -65.5 265 40 325.8 325.8 290.5 325.9 0.02 WND 41 21131 -72.5 -79.5 34 7.0 -72.6 310 66 500.3 500.3 315.0 500.4 0.02 Sounding variables and indices 1000-500 mb thick: 5355.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.43 inches Sfc-500 mean rel hum: 61.17 % Est. max temperature: 9.08 C = 48.34 F Sfc-Lift cond lev (LCL): 982.81 mb = 241.51 m = 792.35 ft T: -4.04 C 700-500 lapse rate: 4.46 C/km ThetaE index: 0.73 C Layer 700.0- 677.0 mb Conv cond level (CCL): 975.98 mb = 296.37 m = 972.32 ft Mean mixing ratio: 2.82 g/kg Conv temperature: -1.93 C = 28.52 F Cap Strength: 21.61 C Lifted Index: 21.34 C Risk: None Lifted Index @300 mb: 23.27 C Lifted Index @700 mb: 11.55 C Showalter Index: 14.60 C Risk: None Total Totals Index: 33.00 C Risk: None Vertical Totals Index: 17.40 C Cross Totals Index: 15.60 C K Index: 3.70 Risk: None Sweat Index: 93.00 Risk: None Energy Index: 3.78 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 41.61 J/kg Max Up Vert Vel: 9.12 m/s Conv Inhibition (B-): 37667.59 J/kg Cap Strength: 21.52 C Lift Cond Lev (LCL): 927.27 mb = 701.56 m = 2301.68 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 265 at 22 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 42 205 5 2.1 4.5 | 98 20 -19.7 2.7 1 1000 105 200 9 3.1 8.5 | 110 20 -18.7 6.7 2 925 721 245 27 24.5 11.4 | 195 10 2.6 9.6 3 850 1393 240 31 26.8 15.5 | 200 15 5.0 13.7 4 700 2906 240 31 26.8 15.5 | 200 15 5.0 13.7 5 500 5460 225 31 21.9 21.9 | 180 20 0.1 20.1 6 400 7070 250 29 27.3 9.9 | 214 10 5.4 8.1 7 300 9020 245 35 31.7 14.8 | 217 16 9.9 13.0 8 250 10180 245 36 32.6 15.2 | 219 17 10.8 13.4 9 207 11350 265 40 39.8 3.5 | 265 18 18.0 1.7 10 200 11560 270 38 38.0 -0.0 | 276 16 16.2 -1.8 11 150 13320 275 36 35.9 -3.1 | 289 15 14.0 -4.9 12 100 15800 285 40 38.6 -10.4 | 306 21 16.8 -12.1 13 70 17960 300 40 34.6 -20.0 | 330 25 12.8 -21.8 14 50 19960 310 54 41.4 -34.7 | 332 41 19.5 -36.5 Wind Parameters Mean winds (0-6000m): 235.3 at 29.2 knts Storm direction: 265.3 at 21.9 knts Shear (0-3000m) pos: 4.3 neg: 0.5 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 100.9 deg Storm rel helicity (0-3000m) pos: 102.8 neg: -1.3 tot: 101.6 m^2/s^2 ave: 33.9 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 4.4 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 1.28 Bulk Shear: 32.52 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 ------------------------------------------------------------------------------- 500 221 14 126 15| 18.0 0.0 18.0| 79.0 0.0 79.0 157.9 0.91| 20.0 18.1 1000 238 20 154 10| 12.9 0.0 12.9|101.5 0.0 101.5 101.5 0.87| 15.0 13.1 1500 239 24 172 10| 8.6 0.9 9.5|102.8 0.0 102.8 68.6 0.81| 10.9 8.9 2000 239 25 181 11| 6.5 0.6 7.1|102.8 0.0 102.8 51.4 0.81| 8.2 6.6 2500 240 27 186 12| 5.2 0.5 5.7|102.8 0.0 102.8 41.1 0.81| 6.5 5.3 3000 240 27 188 12| 4.3 0.5 4.8|102.8 -1.3 101.6 33.9 0.79| 5.5 4.4 4000 239 28 190 13| 3.2 0.7 3.9|102.8 -11.3 91.6 22.9 0.65| 4.5 3.0 5000 237 29 190 14| 2.6 0.8 3.4|102.8 -22.2 80.6 16.1 0.54| 4.0 2.1 6000 235 29 188 15| 2.3 0.7 3.0|116.7 -26.9 89.7 15.0 0.51| 3.8 2.0 Wrote GIF file: /home/apache/climate/data/raob//U7995/skewt/U7995.skewt.20251212.00.gif