UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102812.upa.cvt Date: 1200Z 28 OCT 25 Searching for U3884... Searching the city database file for: U3884 ... Date:1200Z 28 OCT 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 1007 57 -1.3 -2.5 92 1.2 -1.7 270 1 271.3 271.8 271.0 279.8 3.15 1 1000 113 -1.5 -4.3 81 2.8 -2.5 260 5 271.6 272.1 270.7 279.2 2.77 2 925 730 -4.9 -7.4 83 2.5 -5.7 285 25 274.3 274.7 271.6 280.9 2.37 3 850 1388 -9.7 -12.1 83 2.4 -10.4 300 19 276.0 276.3 271.7 281.0 1.78 4 812 1739 -11.9 -15.6 74 3.7 -12.8 302 21 277.3 277.5 271.9 281.3 1.40 5 741 2431 -18.3 -21.1 79 2.8 -18.8 307 25 277.7 277.8 271.4 280.5 0.96 6 727 2574 -16.1 -18.7 80 2.6 -16.7 308 25 281.6 281.8 274.1 285.1 1.20 7 700 2859 -16.1 -21.1 65 5.0 -17.1 310 27 284.7 284.8 275.5 287.7 1.01 8 687 3000 -16.7 -21.5 66 4.8 -17.7 311 29 285.5 285.7 275.9 288.5 1.00 9 584 4196 -25.5 -30.2 65 4.7 -26.1 315 46 288.8 288.9 276.9 290.5 0.53 10 577 4284 -25.3 -30.1 64 4.8 -25.9 316 47 290.1 290.2 277.6 291.8 0.54 11 527 4940 -25.7 -36.7 35 11.0 -26.9 318 57 297.2 297.3 280.6 298.3 0.31 12 518 5065 -25.7 -35.7 39 10.0 -26.9 319 58 298.7 298.7 281.3 299.9 0.35 13 500 5320 -27.1 -37.1 38 10.0 -28.2 320 62 300.0 300.1 281.8 301.1 0.32 14 455 5997 -30.9 -37.9 50 7.0 -31.6 320 69 303.4 303.5 283.2 304.5 0.32 15 400 6900 -38.1 -45.1 48 7.0 -38.5 320 79 305.5 305.5 283.8 306.1 0.17 16 359 7632 -45.1 -51.1 51 6.0 -45.3 318 80 305.7 305.7 283.8 306.0 0.10 17 308 8640 -51.4 -56.3 56 4.9 -51.5 315 81 310.5 310.5 285.6 310.8 0.06 18 300 8810 -52.5 -57.2 57 4.7 -52.6 315 79 311.3 311.4 285.9 311.6 0.06 19 272 9433 -56.9 -61.3 57 4.4 -57.0 318 78 313.8 313.8 286.7 314.0 0.04 20 253 9886 -59.7 -64.0 57 4.3 -59.7 320 77 316.2 316.2 287.5 316.3 0.03 21 250 9960 -60.1 -64.3 58 4.2 -60.2 320 77 316.7 316.7 287.7 316.8 0.03 22 227 10561 -62.1 -66.3 57 4.2 -62.1 320 73 322.5 322.5 289.6 322.6 0.02 23 203 11257 -59.7 -64.0 57 4.3 -59.7 320 65 336.8 336.8 293.6 336.9 0.03 24 200 11350 -59.5 -63.8 57 4.3 -59.6 320 64 338.5 338.5 294.0 338.7 0.04 25 150 13160 -59.1 -64.1 52 5.0 -59.2 320 52 368.3 368.3 300.3 368.5 0.05 26 100 15690 -59.7 -66.7 40 7.0 -59.9 315 40 412.4 412.4 306.8 412.6 0.05 27 70 17900 -62.9 -71.9 29 9.0 -63.1 310 35 449.8 449.8 310.8 450.0 0.03 28 58 19048 -65.9 -74.9 27 9.0 -66.1 307 37 467.9 467.9 312.5 468.0 0.03 29 50 19950 -65.1 -75.1 24 10.0 -65.3 305 38 490.1 490.1 314.2 490.2 0.03 30 48 20199 -64.3 -74.3 24 10.0 -64.6 305 38 497.7 497.7 314.8 497.9 0.03 31 38 21616 -68.3 -78.3 22 10.0 -68.5 302 38 521.9 521.9 316.4 522.1 0.02 32 30 23040 -66.7 -77.7 20 11.0 -67.0 300 38 562.8 562.8 318.8 563.0 0.03 33 20 25500 -65.1 -77.1 18 12.0 -65.7 285 48 636.9 636.9 322.2 637.3 0.05 34 17 26491 -64.9 -76.9 18 12.0 -65.6 667.8 667.9 323.4 668.4 0.06 TRP 227 10561 -62.1 -66.3 57 4.2 -62.1 320 73 322.5 322.5 289.6 322.6 0.02 WND 308 8640 -51.4 -56.3 56 4.9 -51.5 315 81 310.5 310.5 285.6 310.8 0.06 Sounding variables and indices 1000-500 mb thick: 5207.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.29 inches Sfc-500 mean rel hum: 68.48 % Est. max temperature: 3.23 C = 37.81 F Sfc-Lift cond lev (LCL): 988.10 mb = 207.73 m = 681.52 ft T: -2.02 C 700-500 lapse rate: 4.47 C/km ThetaE index: 0.83 C Layer 741.0- 727.0 mb Conv cond level (CCL): 892.19 mb = 1011.06 m = 3317.07 ft Mean mixing ratio: 2.54 g/kg Conv temperature: 2.43 C = 36.37 F Cap Strength: 15.88 C Lifted Index: 16.71 C Risk: None Lifted Index @300 mb: 22.13 C Lifted Index @700 mb: 6.44 C Showalter Index: 16.01 C Risk: None Total Totals Index: 32.40 C Risk: None Vertical Totals Index: 17.40 C Cross Totals Index: 15.00 C K Index: 0.30 Risk: None Sweat Index: 100.00 Risk: None Energy Index: 4.12 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.82 J/kg Max Up Vert Vel: 3.96 m/s Conv Inhibition (B-): 53969.84 J/kg Cap Strength: 16.29 C Lift Cond Lev (LCL): 918.11 mb = 788.14 m = 2585.73 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 343 at 27 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 1007 57 270 1 1.0 -0.0 | 165 27 -7.0 26.0 1 1000 113 260 5 4.9 0.9 | 173 27 -3.1 26.9 2 925 730 285 25 24.1 -6.5 | 220 25 16.2 19.5 3 850 1388 300 19 16.5 -9.5 | 207 19 8.5 16.5 4 700 2859 310 27 20.7 -17.4 | 236 15 12.7 8.7 5 500 5320 320 62 39.9 -47.5 | 304 38 31.9 -21.5 6 400 6900 320 79 50.8 -60.5 | 309 55 42.8 -34.5 7 308 8640 315 81 57.3 -57.3 | 302 58 49.3 -31.3 8 300 8810 315 79 55.9 -55.9 | 302 56 47.9 -29.9 9 250 9960 320 77 49.5 -59.0 | 308 53 41.5 -33.0 10 227 10561 320 73 46.9 -55.9 | 308 49 38.9 -29.9 11 200 11350 320 64 41.1 -49.0 | 305 40 33.1 -23.0 12 150 13160 320 52 33.4 -39.8 | 299 29 25.4 -13.8 13 100 15690 315 40 28.3 -28.3 | 276 20 20.3 -2.3 14 70 17900 310 35 26.8 -22.5 | 259 19 18.8 3.5 15 50 19950 305 38 31.1 -21.8 | 260 24 23.1 4.2 16 30 23040 300 38 32.9 -19.0 | 254 26 24.9 7.0 17 20 25500 285 48 46.4 -12.4 | 251 41 38.4 13.6 Wind Parameters Mean winds (0-6000m): 312.9 at 36.3 knts Storm direction: 342.9 at 27.2 knts Shear (0-3000m) pos: 5.0 neg: 0.0 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 81.0 deg Storm rel helicity (0-3000m) pos: 220.8 neg: -23.4 tot: 197.4 m^2/s^2 ave: 65.8 10^-3 m/s^2 rel: 0.71 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 5.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.07 Bulk Shear: 107.22 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 ------------------------------------------------------------------------------- 500 274 11 187 25| 18.9 0.0 18.9|132.7 0.0 132.7 265.4 1.00| 19.5 19.5 1000 284 17 202 23| 10.9 0.0 10.9|173.5 -10.4 163.1 163.1 0.80| 14.9 12.0 1500 289 18 205 22| 6.5 0.0 6.5|176.6 -23.4 153.1 102.1 0.64| 11.6 7.4 2000 293 19 207 21| 5.6 0.0 5.6|189.3 -23.4 165.9 82.9 0.66| 9.4 6.2 2500 296 20 210 20| 5.1 0.0 5.1|201.8 -23.4 178.4 71.4 0.68| 8.2 5.6 3000 299 21 214 19| 5.0 0.0 5.0|220.8 -23.4 197.4 65.8 0.71| 7.6 5.4 4000 305 25 227 17| 5.6 0.0 5.6|281.7 -23.4 258.3 64.6 0.74| 7.6 5.6 5000 310 31 247 17| 5.9 0.0 5.9|352.6 -23.4 329.1 65.8 0.72| 7.6 5.4 6000 313 36 266 19| 5.5 0.5 5.9|396.0 -23.4 372.5 62.1 0.67| 7.3 4.9 Wrote GIF file: /home/apache/climate/data/raob//U3884/skewt/U3884.skewt.20251028.12.gif