UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120800.upa.cvt Date: 0000Z 8 DEC 25 Searching for U3884... Searching the city database file for: U3884 ... Date:0000Z 8 DEC 25 Station: U3884 WMO ident: 23884 Latitude: 61.60 Longitude: 90.00 ------------------------------------------------------------------------------- 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 1025 57 -43.5 -47.6 64 4.1 -43.6 0 0 228.0 228.0 228.0 228.2 0.05 1 1021 84 -42.1 -46.6 61 4.5 -42.2 347 0 229.7 229.7 229.6 229.8 0.06 2 1020 90 -39.9 -44.9 59 5.0 -40.0 344 1 231.9 231.9 231.9 232.1 0.07 3 1000 225 -39.3 -44.3 59 5.0 -39.4 280 3 233.9 233.9 233.7 234.1 0.07 4 990 295 -34.7 -39.7 60 5.0 -34.9 285 4 239.1 239.2 238.9 239.5 0.12 5 971 431 -31.5 -36.5 61 5.0 -31.7 293 6 243.7 243.7 243.3 244.2 0.17 6 927 761 -28.5 -33.1 65 4.6 -28.8 314 11 250.0 250.1 249.3 250.7 0.25 7 925 777 -27.9 -32.5 65 4.6 -28.2 315 11 250.8 250.8 250.0 251.5 0.27 8 912 879 -25.7 -30.0 67 4.3 -26.1 318 12 254.1 254.1 253.0 255.0 0.35 9 890 1057 -23.5 -27.8 68 4.3 -23.9 322 13 258.1 258.2 256.6 259.3 0.44 10 850 1394 -22.5 -26.6 69 4.1 -23.0 330 15 262.6 262.7 260.2 264.0 0.51 11 844 1446 -22.3 -26.4 69 4.1 -22.8 330 15 263.3 263.4 260.9 264.8 0.52 12 781 2014 -23.9 -28.7 65 4.8 -24.5 334 15 267.5 267.6 263.8 268.8 0.46 13 700 2804 -29.1 -34.1 62 5.0 -29.5 340 15 270.3 270.3 265.4 271.2 0.30 14 619 3673 -34.3 -39.3 60 5.0 -34.6 344 16 274.0 274.0 267.8 274.6 0.20 15 500 5130 -45.9 -51.9 51 6.0 -46.0 350 19 277.1 277.1 269.5 277.3 0.06 16 427 6162 -53.5 -59.5 48 6.0 -53.6 350 22 280.2 280.2 271.3 280.3 0.03 17 400 6580 -55.1 -60.1 54 5.0 -55.2 350 23 283.4 283.4 273.2 283.5 0.03 18 330 7795 -59.9 -64.9 52 5.0 -59.9 350 25 292.8 292.8 278.1 292.9 0.02 19 300 8390 -59.7 -64.7 52 5.0 -59.7 350 27 301.2 301.2 281.8 301.3 0.02 20 282 8776 -59.9 -64.9 52 5.0 -60.0 343 27 306.3 306.3 284.0 306.4 0.02 21 250 9530 -57.9 -63.9 46 6.0 -58.0 330 27 320.0 320.0 288.8 320.1 0.03 22 200 10940 -57.5 -63.5 46 6.0 -57.6 315 23 341.7 341.7 294.8 341.9 0.04 23 182 11537 -56.7 -63.7 41 7.0 -56.8 313 25 352.4 352.4 297.2 352.5 0.04 24 150 12760 -58.1 -66.1 35 8.0 -58.3 310 29 370.0 370.0 300.6 370.1 0.04 25 100 15300 -60.9 -70.9 26 10.0 -61.1 290 36 410.1 410.1 306.5 410.2 0.03 26 70 17500 -64.7 -75.7 21 11.0 -64.9 280 42 446.0 446.0 310.5 446.1 0.02 27 50 19540 -68.3 -80.3 16 12.0 -68.5 270 38 482.5 482.5 313.7 482.6 0.01 28 49 19661 -68.3 -80.3 16 12.0 -68.5 485.3 485.3 313.9 485.4 0.01 TRP 330 7795 -59.9 -64.9 52 5.0 -59.9 350 25 292.8 292.8 278.1 292.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 4905.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 61.33 % Est. max temperature: -11.56 C = 11.20 F Sfc-Lift cond lev (LCL): 952.74 mb = 566.23 m = 1857.70 ft T: -30.27 C 700-500 lapse rate: 7.22 C/km ThetaE index: 0.00 C Layer 1025.0- -0.0 mb Conv cond level (CCL): 1021.00 mb = 83.62 m = 274.35 ft Mean mixing ratio: 0.16 g/kg Conv temperature: -36.76 C = -34.18 F Cap Strength: 28.08 C Lifted Index: 28.96 C Risk: None Lifted Index @300 mb: 42.12 C Lifted Index @700 mb: 25.78 C Showalter Index: 10.80 C Risk: None Total Totals Index: 42.70 C Risk: None Vertical Totals Index: 23.40 C Cross Totals Index: 19.30 C K Index: -8.20 Risk: None Sweat Index: 49.00 Risk: None Energy Index: 2.83 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 79.04 J/kg Max Up Vert Vel: 12.57 m/s Conv Inhibition (B-): 45029.44 J/kg Cap Strength: 28.97 C Lift Cond Lev (LCL): 911.12 mb = 886.17 m = 2907.34 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 11 at 11 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 1025 57 0 0 -0.0 -0.0 | 191 11 2.1 11.3 1 1000 225 280 3 3.0 -0.5 | 205 12 5.1 10.8 2 925 777 315 11 7.8 -7.8 | 251 11 9.9 3.5 3 850 1394 330 15 7.5 -13.0 | 280 10 9.6 -1.7 4 700 2804 340 15 5.1 -14.1 | 291 8 7.3 -2.8 5 500 5130 350 19 3.3 -18.7 | 324 9 5.4 -7.4 6 400 6580 350 23 4.0 -22.7 | 332 13 6.1 -11.4 7 330 7795 350 25 4.3 -24.6 | 334 15 6.5 -13.3 8 300 8390 350 27 4.7 -26.6 | 336 17 6.8 -15.3 9 250 9530 330 27 13.5 -23.4 | 308 20 15.6 -12.1 10 200 10940 315 23 16.3 -16.3 | 285 19 18.4 -5.0 11 150 12760 310 29 22.2 -18.6 | 287 25 24.4 -7.4 12 100 15300 290 36 33.8 -12.3 | 272 36 36.0 -1.0 13 70 17500 280 42 41.4 -7.3 | 265 44 43.5 4.0 14 50 19540 270 38 38.0 -0.0 | 254 42 40.1 11.3 Wind Parameters Mean winds (0-6000m): 340.7 at 15.3 knts Storm direction: 10.7 at 11.5 knts Shear (0-3000m) pos: 1.8 neg: 1.3 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 104.2 deg Storm rel helicity (0-3000m) pos: 54.3 neg: 0.0 tot: 54.3 m^2/s^2 ave: 18.1 10^-3 m/s^2 rel: 0.92 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 3.3 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 3.58 Bulk Shear: 22.10 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 ------------------------------------------------------------------------------- 500 293 4 211 11| 0.0 8.0 8.0| 24.3 0.0 24.3 48.6 0.92| 8.9 8.2 1000 312 7 230 10| 3.2 4.0 7.2| 41.6 0.0 41.6 41.6 0.95| 7.7 7.3 1500 320 10 244 9| 3.1 2.7 5.8| 49.8 0.0 49.8 33.2 0.95| 6.2 5.9 2000 324 11 254 9| 2.5 2.0 4.5| 51.2 0.0 51.2 25.6 0.94| 4.9 4.6 2500 327 12 261 9| 2.0 1.6 3.7| 52.6 0.0 52.6 21.0 0.92| 4.1 3.8 3000 330 12 266 8| 1.8 1.3 3.2| 54.3 0.0 54.3 18.1 0.92| 3.6 3.3 4000 334 13 275 8| 1.6 1.0 2.6| 58.7 0.0 58.7 14.7 0.92| 3.0 2.7 5000 338 14 285 8| 1.5 0.8 2.3| 63.4 0.0 63.4 12.7 0.93| 2.6 2.4 6000 341 15 294 8| 1.4 0.8 2.1| 66.5 0.0 66.5 11.1 0.88| 2.4 2.1 Wrote GIF file: /home/apache/climate/data/raob//U3884/skewt/U3884.skewt.20251208.00.gif