UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101700.upa.cvt Date: 0000Z 17 OCT 25 Searching for U7995... Searching the city database file for: U7995 ... Date:0000Z 17 OCT 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 1013 46 1.2 0.7 96 0.5 1.0 255 3 273.3 274.0 273.5 284.0 3.97 1 1002 134 3.8 2.1 89 1.7 3.0 280 8 276.8 277.5 276.1 288.9 4.44 2 1000 150 3.6 1.9 89 1.7 2.8 285 9 276.8 277.5 276.0 288.7 4.38 3 925 777 0.0 -3.3 78 3.3 -1.3 300 15 279.3 279.9 275.8 288.3 3.23 4 850 1449 -5.3 -9.0 75 3.7 -6.5 290 15 280.6 281.0 275.1 287.1 2.27 5 830 1636 -6.7 -9.7 79 3.0 -7.7 289 15 281.0 281.4 275.3 287.3 2.20 6 744 2488 -10.1 -16.1 61 6.0 -11.7 283 15 286.3 286.5 277.0 290.6 1.46 7 700 2956 -13.5 -21.5 51 8.0 -15.3 280 15 287.5 287.7 276.9 290.5 0.98 8 515 5210 -29.9 -42.9 27 13.0 -30.9 335 28 294.1 294.1 278.9 294.7 0.17 9 500 5420 -31.1 -43.1 30 12.0 -32.0 340 29 295.1 295.2 279.4 295.7 0.17 10 438 6344 -37.7 -47.7 34 10.0 -38.2 340 49 298.2 298.2 280.7 298.6 0.12 11 400 6970 -37.3 -48.3 31 11.0 -37.9 340 62 306.5 306.5 284.2 306.9 0.12 12 372 7470 -38.1 -52.1 22 14.0 -38.8 342 73 311.9 311.9 286.1 312.2 0.08 13 328 8329 -41.7 -55.7 20 14.0 -42.2 345 93 318.4 318.4 288.3 318.6 0.06 14 314 8624 -42.9 -56.9 20 14.0 -43.5 345 87 320.7 320.7 289.0 320.9 0.06 15 300 8930 -45.3 -58.3 22 13.0 -45.7 345 81 321.5 321.5 289.3 321.7 0.05 16 283 9319 -47.7 -59.7 24 12.0 -48.0 345 68 323.5 323.5 289.9 323.6 0.04 17 250 10140 -48.5 -61.5 21 13.0 -48.8 355 29 334.0 334.0 292.8 334.1 0.04 18 208 11348 -49.5 -64.5 16 15.0 -49.9 350.4 350.4 296.8 350.6 0.03 TRP 283 9319 -47.7 -59.7 24 12.0 -48.0 345 68 323.5 323.5 289.9 323.6 0.04 WND 328 8329 -41.7 -55.7 20 14.0 -42.2 345 93 318.4 318.4 288.3 318.6 0.06 Sounding variables and indices 1000-500 mb thick: 5270.00 m Freezing level: 925.00 mb = 777.00 m = 2549.18 ft Wetbulb zero: 948.94 mb = 571.51 m = 1875.01 ft Precipitable water: 0.37 inches Sfc-500 mean rel hum: 56.60 % Est. max temperature: 8.26 C = 46.86 F Sfc-Lift cond lev (LCL): 1005.07 mb = 109.12 m = 358.00 ft T: 3.07 C 700-500 lapse rate: 7.14 C/km ThetaE index: 1.81 C Layer 1000.0- 830.0 mb Conv cond level (CCL): 902.15 mb = 975.80 m = 3201.40 ft Mean mixing ratio: 3.78 g/kg Conv temperature: 7.59 C = 45.66 F Cap Strength: 5.76 C Lifted Index: 6.44 C Risk: None Lifted Index @300 mb: 23.59 C Lifted Index @700 mb: 3.24 C Showalter Index: 7.32 C Risk: None Total Totals Index: 47.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.80 C Cross Totals Index: 22.10 C K Index: 8.80 Risk: None Sweat Index: 59.00 Risk: None Energy Index: 1.81 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.43 J/kg Max Up Vert Vel: 4.34 m/s Conv Inhibition (B-): 5545.92 J/kg Cap Strength: 6.05 C Lift Cond Lev (LCL): 927.58 mb = 754.56 m = 2475.57 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 343 at 15 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 1013 46 255 3 2.9 0.8 | 175 15 -1.3 15.0 1 1000 150 285 9 8.7 -2.3 | 201 13 4.5 11.9 2 925 777 300 15 13.0 -7.5 | 233 11 8.8 6.7 3 850 1449 290 15 14.1 -5.1 | 227 13 9.9 9.1 4 700 2956 280 15 14.8 -2.6 | 222 16 10.6 11.6 5 500 5420 340 29 9.9 -27.3 | 336 14 5.7 -13.1 6 400 6970 340 62 21.2 -58.3 | 339 47 17.0 -44.1 7 328 8329 345 93 24.1 -89.8 | 345 78 19.9 -75.6 8 300 8930 345 81 21.0 -78.2 | 345 66 16.7 -64.0 9 283 9319 345 68 17.6 -65.7 | 345 53 13.4 -51.5 10 250 10140 355 29 2.5 -28.9 | 7 15 -1.7 -14.7 Wind Parameters Mean winds (0-6000m): 313.5 at 19.7 knts Storm direction: 343.5 at 14.8 knts Shear (0-3000m) pos: 2.2 neg: 0.6 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 50.1 deg Storm rel helicity (0-3000m) pos: 45.4 neg: -8.3 tot: 37.1 m^2/s^2 ave: 12.4 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 3.3 stream: 1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.54 Bulk Shear: 17.54 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 ------------------------------------------------------------------------------- 500 289 10 205 12| 10.9 0.0 10.9| 35.1 0.0 35.1 70.2 0.95| 11.2 10.6 1000 295 12 217 11| 6.6 0.0 6.6| 42.4 -1.0 41.4 41.4 0.87| 7.3 6.4 1500 294 13 221 12| 4.4 0.6 5.0| 42.4 -3.6 38.8 25.9 0.73| 5.5 4.0 2000 292 14 223 12| 3.3 0.7 4.0| 42.4 -5.1 37.3 18.6 0.67| 4.3 2.9 2500 290 14 223 13| 2.7 0.7 3.4| 42.4 -6.8 35.6 14.2 0.61| 3.6 2.2 3000 289 14 223 13| 2.2 0.6 2.8| 45.4 -8.3 37.1 12.4 0.58| 3.3 1.9 4000 291 15 229 13| 2.7 0.5 3.2| 80.1 -8.3 71.8 18.0 0.71| 3.7 2.6 5000 301 17 243 12| 3.0 0.4 3.3|118.4 -8.3 110.1 22.0 0.79| 4.2 3.3 6000 313 20 267 10| 3.0 0.7 3.7|138.5 -8.3 130.2 21.7 0.64| 5.0 3.2 Wrote GIF file: /home/apache/climate/data/raob//U7995/skewt/U7995.skewt.20251017.00.gif