UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042712.upa.cvt Date: 1200Z 27 APR 25 Searching for U3884... Searching the city database file for: U3884 ... Date:1200Z 27 APR 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 1006 59 8.0 -7.0 34 15.0 2.3 360 3 280.7 281.1 275.1 287.1 2.24 1 1000 108 6.8 -9.2 31 16.0 1.1 360 3 280.0 280.3 274.2 285.4 1.90 2 925 741 1.0 -13.0 34 14.0 -3.4 360 7 280.3 280.6 273.9 284.7 1.52 3 850 1413 -5.3 -15.3 45 10.0 -8.1 10 5 280.6 280.8 273.8 284.6 1.37 4 829 1609 -7.1 -16.1 49 9.0 -9.5 4 8 280.7 280.9 273.8 284.6 1.31 5 818 1712 -7.5 -16.5 48 9.0 -9.8 0 9 281.4 281.6 274.1 285.1 1.28 6 739 2502 -7.7 -33.7 10 26.0 -12.2 334 21 289.4 289.5 276.9 290.4 0.30 7 721 2693 -8.5 -36.5 8 28.0 -13.0 328 24 290.6 290.6 277.3 291.4 0.23 8 700 2922 -9.7 -36.7 9 27.0 -14.0 320 27 291.7 291.8 277.9 292.5 0.24 9 690 3033 -9.9 -34.9 11 25.0 -14.0 320 28 292.7 292.8 278.4 293.7 0.29 10 627 3761 -16.1 -34.1 20 18.0 -18.8 320 38 293.8 293.8 279.0 294.9 0.34 11 548 4762 -21.5 -45.5 10 24.0 -23.8 320 51 298.9 298.9 281.0 299.3 0.12 12 500 5430 -26.7 -48.7 11 22.0 -28.4 320 60 300.5 300.5 281.7 300.8 0.09 13 475 5799 -29.8 -50.8 11 21.0 -31.2 325 62 301.1 301.1 281.9 301.4 0.08 14 431 6484 -35.7 -54.7 12 19.0 -36.6 317 56 302.1 302.1 282.3 302.3 0.05 15 400 7000 -39.3 -57.3 13 18.0 -39.9 310 52 303.9 303.9 283.0 304.1 0.04 16 326 8372 -48.1 -63.1 16 15.0 -48.4 305 48 310.1 310.1 285.4 310.2 0.02 17 300 8920 -46.9 -61.9 16 15.0 -47.3 300 54 319.3 319.3 288.5 319.4 0.03 18 274 9518 -47.1 -63.1 14 16.0 -47.5 300 51 327.3 327.4 291.0 327.5 0.03 19 250 10120 -49.1 -65.1 14 16.0 -49.5 300 48 333.1 333.1 292.6 333.2 0.02 20 235 10526 -50.3 -67.3 12 17.0 -50.7 297 47 337.2 337.2 293.6 337.3 0.02 21 215 11112 -47.7 -65.7 11 18.0 -48.2 293 45 349.9 349.9 296.6 350.0 0.03 22 200 11590 -49.1 -68.1 9 19.0 -49.6 290 44 355.0 355.0 297.7 355.1 0.02 23 150 13470 -50.7 -70.7 8 20.0 -51.2 295 36 382.7 382.7 302.7 382.8 0.02 24 114 15247 -54.3 -75.3 6 21.0 -54.8 292 29 407.3 407.3 306.2 407.3 0.01 25 100 16090 -53.3 -74.3 6 21.0 -53.9 290 25 424.7 424.7 308.3 424.8 0.02 26 75 17939 -53.5 -75.5 5 22.0 -54.3 290 23 460.7 460.8 311.8 460.8 0.02 27 70 18380 -55.3 -77.3 5 22.0 -56.0 290 23 466.1 466.1 312.3 466.2 0.01 28 66 18753 -56.1 -78.1 5 22.0 -56.8 296 21 472.2 472.3 312.8 472.3 0.01 29 51 20402 -51.7 -74.7 5 23.0 -53.1 323 14 518.7 518.7 316.2 518.9 0.03 30 50 20530 -51.9 -74.9 5 23.0 -53.2 325 13 521.2 521.2 316.4 521.4 0.03 31 40 21964 -55.5 -77.5 5 22.0 -56.6 290 9 546.5 546.5 317.9 546.6 0.02 32 30 23810 -52.5 -75.5 5 23.0 -54.5 245 3 601.5 601.5 320.7 601.8 0.05 33 24 25248 -54.3 -77.3 4 23.0 -56.3 319 10 635.9 635.9 322.2 636.3 0.04 34 22 25810 -51.5 -75.5 4 24.0 -54.2 348 12 660.3 660.3 323.1 660.8 0.06 35 20 26430 -50.7 -74.7 4 24.0 -53.9 20 15 681.0 681.0 323.8 681.6 0.08 36 11 30334 -49.7 -74.7 4 25.0 -54.8 811.6 811.7 327.5 813.0 0.14 37 10 30962 -46.7 -72.7 4 26.0 -53.4 845.2 845.3 328.3 847.4 0.21 TRP 326 8372 -48.1 -63.1 16 15.0 -48.4 305 48 310.1 310.1 285.4 310.2 0.02 WND 475 5799 -29.8 -50.8 11 21.0 -31.2 325 62 301.1 301.1 281.9 301.4 0.08 Sounding variables and indices 1000-500 mb thick: 5322.00 m Freezing level: 913.10 mb = 847.67 m = 2781.03 ft Wetbulb zero: 981.90 mb = 256.28 m = 840.79 ft Precipitable water: 0.17 inches Sfc-500 mean rel hum: 22.75 % Est. max temperature: 7.91 C = 46.23 F Sfc-Lift cond lev (LCL): 798.50 mb = 1900.11 m = 6233.88 ft T: -7.55 C 700-500 lapse rate: 6.78 C/km ThetaE index: 2.52 C Layer 1000.0- 818.0 mb Conv cond level (CCL): 619.44 mb = 3851.11 m = 12634.73 ft Mean mixing ratio: 1.69 g/kg Conv temperature: 21.58 C = 70.85 F Cap Strength: 12.64 C Lifted Index: 13.27 C Risk: None Lifted Index @300 mb: 24.27 C Lifted Index @700 mb: 9.26 C Showalter Index: 13.65 C Risk: None Total Totals Index: 32.80 C Risk: None Vertical Totals Index: 21.40 C Cross Totals Index: 11.40 C K Index: -20.90 Risk: None Sweat Index: 70.00 Risk: None Energy Index: 3.47 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.27 J/kg Max Up Vert Vel: 1.59 m/s Conv Inhibition (B-): 58879.08 J/kg Cap Strength: 13.16 C Lift Cond Lev (LCL): 759.71 mb = 2287.25 m = 7504.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 353 at 23 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 1006 59 360 3 -0.0 -3.0 | 172 20 -2.8 19.7 1 1000 108 360 3 -0.0 -3.0 | 172 20 -2.8 19.7 2 925 741 360 7 -0.0 -7.0 | 170 16 -2.8 15.7 3 850 1413 10 5 -0.9 -4.9 | 168 18 -3.6 17.7 4 700 2922 320 27 17.4 -20.7 | 262 15 14.6 2.0 5 500 5430 320 60 38.6 -46.0 | 303 43 35.8 -23.3 6 475 5799 325 62 35.6 -50.8 | 311 43 32.8 -28.1 7 400 7000 310 52 39.8 -33.4 | 286 39 37.1 -10.8 8 326 8372 305 48 39.3 -27.5 | 278 37 36.6 -4.9 9 300 8920 300 54 46.8 -27.0 | 276 44 44.0 -4.3 10 250 10120 300 48 41.6 -24.0 | 272 39 38.8 -1.3 11 200 11590 290 44 41.3 -15.0 | 259 39 38.6 7.6 12 150 13470 295 36 32.6 -15.2 | 256 31 29.9 7.5 13 100 16090 290 25 23.5 -8.6 | 236 25 20.7 14.1 14 70 18380 290 23 21.6 -7.9 | 232 24 18.8 14.8 15 50 20530 325 13 7.5 -10.6 | 201 13 4.7 12.0 16 30 23810 245 3 2.7 1.3 | 180 24 -0.0 23.9 17 20 26430 20 15 -5.1 -14.1 | 137 12 -7.9 8.6 Wind Parameters Mean winds (0-6000m): 323.0 at 30.4 knts Storm direction: 353.0 at 22.8 knts Shear (0-3000m) pos: 0.2 neg: 4.5 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 95.8 deg Storm rel helicity (0-3000m) pos: 36.4 neg: -6.0 tot: 30.4 m^2/s^2 ave: 10.1 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 2.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 97.49 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 0 4 171 19| 0.0 2.9 2.9| 0.0 -2.1 -2.1 -4.2 -0.15| 2.9 -0.4 1000 1 5 171 18| 0.3 1.5 1.7| 0.0 -4.3 -4.3 -4.3 -0.19| 2.6 -0.5 1500 3 5 170 17| 0.5 1.0 1.5| 0.0 -6.0 -6.0 -4.0 -0.16| 2.7 -0.4 2000 359 7 171 16| 0.4 2.7 3.1| 6.6 -6.0 0.7 0.3 0.07| 4.1 0.3 2500 347 9 177 14| 0.3 3.8 4.1| 21.7 -6.0 15.7 6.3 0.36| 5.1 1.9 3000 334 12 191 12| 0.2 4.5 4.7| 36.4 -6.0 30.4 10.1 0.40| 5.8 2.3 4000 327 18 221 11| 0.2 5.0 5.2| 79.8 -6.0 73.8 18.4 0.46| 6.1 2.8 5000 324 24 254 12| 0.1 5.4 5.5|123.1 -6.0 117.1 23.4 0.45| 6.2 2.8 6000 323 30 276 16| 0.5 4.5 5.0|196.4 -43.0 153.4 25.6 0.41| 6.3 2.6 Wrote GIF file: /home/apache/climate/data/raob//U3884/skewt/U3884.skewt.20250427.12.gif