UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100812.upa.cvt Date: 1200Z 8 OCT 25 Searching for U3955... Searching the city database file for: U3955 ... Date:1200Z 8 OCT 25 Station: U3955 WMO ident: 23955 Latitude: 60.43 Longitude: 77.87 ------------------------------------------------------------------------------- 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 1019 50 0.2 -2.2 84 2.4 -0.7 115 5 271.9 272.4 271.4 280.5 3.19 1 1000 200 -0.7 -2.9 85 2.2 -1.5 120 5 272.5 273.0 271.6 280.8 3.08 2 925 811 -5.9 -7.6 88 1.7 -6.4 125 7 273.3 273.7 270.9 279.7 2.33 3 890 1112 -7.9 -9.4 89 1.5 -8.4 125 7 274.2 274.6 271.2 280.1 2.10 4 850 1469 -8.3 -9.4 92 1.1 -8.7 125 7 277.5 277.8 273.3 283.7 2.20 5 838 1579 -8.5 -9.5 92 1.0 -8.8 121 7 278.4 278.7 273.8 284.6 2.22 6 799 1948 -9.3 -10.8 89 1.5 -9.8 106 8 281.3 281.7 275.3 287.4 2.10 7 700 2956 -16.3 -18.7 82 2.4 -16.9 65 9 284.4 284.7 275.7 288.2 1.25 8 572 4444 -26.5 -30.0 72 3.5 -26.9 35 11 289.4 289.5 277.2 291.1 0.55 9 500 5400 -34.3 -38.0 69 3.7 -34.6 15 13 291.2 291.3 277.7 292.2 0.29 10 487 5583 -35.7 -39.4 69 3.7 -36.0 11 14 291.7 291.7 277.9 292.6 0.26 11 455 6053 -36.9 -44.9 43 8.0 -37.4 0 16 295.9 296.0 279.7 296.5 0.15 12 440 6283 -38.7 -49.7 30 11.0 -39.2 355 16 296.5 296.5 279.9 296.8 0.09 13 400 6930 -42.7 -54.7 26 12.0 -43.1 340 19 299.5 299.5 281.2 299.7 0.06 14 378 7311 -45.1 -58.1 22 13.0 -45.4 338 23 301.2 301.2 281.9 301.4 0.04 15 346 7900 -47.7 -61.7 18 14.0 -48.0 335 29 305.4 305.4 283.6 305.5 0.03 16 300 8840 -49.5 -63.5 18 14.0 -49.8 335 35 315.6 315.6 287.3 315.7 0.02 17 289 9083 -49.7 -64.7 16 15.0 -50.0 335 36 318.7 318.7 288.3 318.8 0.02 18 250 10030 -48.9 -66.9 11 18.0 -49.3 335 40 333.4 333.4 292.6 333.4 0.02 19 220 10872 -48.3 -70.3 6 22.0 -48.8 338 38 346.7 346.7 295.9 346.8 0.01 20 200 11500 -48.7 -71.7 5 23.0 -49.3 340 36 355.7 355.7 297.8 355.7 0.01 21 150 13380 -50.3 -73.3 5 23.0 -50.9 340 35 383.4 383.4 302.8 383.5 0.01 22 100 16010 -53.9 -76.9 4 23.0 -54.5 345 29 423.6 423.6 308.2 423.6 0.01 23 85 17051 -54.9 -77.9 4 23.0 -55.5 343 27 441.7 441.7 310.0 441.8 0.01 24 70 18290 -55.3 -78.3 4 23.0 -56.0 340 25 466.1 466.1 312.3 466.1 0.01 25 50 20420 -58.1 -81.1 4 23.0 -58.8 330 21 506.6 506.6 315.4 506.6 0.01 26 32 23224 -58.9 -81.9 4 23.0 -59.9 317 23 573.4 573.4 319.3 573.5 0.02 27 30 23630 -57.1 -80.1 4 23.0 -58.3 315 23 589.0 589.0 320.1 589.1 0.02 28 20 26200 -56.5 -79.5 4 23.0 -58.3 310 13 663.2 663.2 323.2 663.5 0.04 29 16 27628 -55.5 -78.5 4 23.0 -57.9 289 17 710.2 710.2 324.8 710.7 0.05 30 10 30680 -49.3 -72.3 5 23.0 -54.8 245 25 835.5 835.6 328.1 837.8 0.22 31 7.4 32682 -43.1 -67.1 5 24.0 -52.4 935.9 936.2 330.2 943.2 0.62 TRP 346 7900 -47.7 -61.7 18 14.0 -48.0 335 29 305.4 305.4 283.6 305.5 0.03 WND Sounding variables and indices 1000-500 mb thick: 5200.00 m Freezing level: 1014.78 mb = 82.98 m = 272.25 ft Wetbulb zero: Below ground Precipitable water: 0.35 inches Sfc-500 mean rel hum: 81.24 % Est. max temperature: 4.24 C = 39.63 F Sfc-Lift cond lev (LCL): 981.47 mb = 346.61 m = 1137.17 ft T: -1.95 C 700-500 lapse rate: 7.36 C/km ThetaE index: 1.11 C Layer 925.0- 890.0 mb Conv cond level (CCL): 933.35 mb = 740.57 m = 2429.68 ft Mean mixing ratio: 2.76 g/kg Conv temperature: 1.51 C = 34.72 F Cap Strength: 8.64 C Lifted Index: 9.39 C Risk: None Lifted Index @300 mb: 25.01 C Lifted Index @700 mb: 6.12 C Showalter Index: 6.75 C Risk: None Total Totals Index: 50.90 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.00 C Cross Totals Index: 24.90 C K Index: 14.20 Risk: None Sweat Index: 65.00 Risk: None Energy Index: 1.78 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.26 J/kg Max Up Vert Vel: 2.55 m/s Conv Inhibition (B-): 77240.67 J/kg Cap Strength: 9.29 C Lift Cond Lev (LCL): 939.28 mb = 690.95 m = 2266.86 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 83 at 7 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 1019 50 115 5 -4.5 2.1 | 221 4 2.6 3.0 1 1000 200 120 5 -4.3 2.5 | 219 4 2.8 3.4 2 925 811 125 7 -5.7 4.0 | 196 5 1.4 4.9 3 850 1469 125 7 -5.7 4.0 | 196 5 1.4 4.9 4 700 2956 65 9 -8.2 -3.8 | 19 3 -1.0 -2.9 5 500 5400 15 13 -3.4 -12.6 | 342 12 3.8 -11.7 6 400 6930 340 19 6.5 -17.9 | 321 22 13.6 -16.9 7 346 7900 335 29 12.3 -26.3 | 323 32 19.4 -25.4 8 300 8840 335 35 14.8 -31.7 | 325 38 21.9 -30.8 9 250 10030 335 40 16.9 -36.3 | 326 43 24.0 -35.3 10 200 11500 340 36 12.3 -33.8 | 329 38 19.4 -32.9 11 150 13380 340 35 12.0 -32.9 | 329 37 19.1 -32.0 12 100 16010 345 29 7.5 -28.0 | 332 31 14.6 -27.1 13 70 18290 340 25 8.6 -23.5 | 325 27 15.7 -22.6 14 50 20420 330 21 10.5 -18.2 | 314 25 17.6 -17.3 15 30 23630 315 23 16.3 -16.3 | 303 28 23.4 -15.4 16 20 26200 310 13 10.0 -8.4 | 294 19 17.1 -7.5 17 10 30680 245 25 22.7 10.6 | 249 32 29.8 11.5 Wind Parameters Mean winds (0-6000m): 52.8 at 9.6 knts Storm direction: 82.8 at 7.2 knts Shear (0-3000m) pos: 0.4 neg: 1.5 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): 156.9 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -6.2 tot: -6.2 m^2/s^2 ave: -2.1 10^-3 m/s^2 rel: -0.71 Storm rel vorticity (0-3000m) horiz: 2.0 stream: -1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.30 Bulk Shear: 10.81 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 ------------------------------------------------------------------------------- 500 120 5 214 4| 1.4 0.0 1.4| 0.0 -1.5 -1.5 -2.9 -0.80| 1.6 -1.3 1000 123 6 206 5| 1.2 0.0 1.2| 0.0 -2.5 -2.5 -2.5 -0.82| 1.3 -1.0 1500 124 6 202 5| 0.8 0.1 0.9| 0.0 -2.8 -2.8 -1.8 -0.78| 1.0 -0.8 2000 120 7 198 4| 0.6 0.8 1.4| 0.0 -4.2 -4.2 -2.1 -0.67| 1.4 -1.0 2500 113 7 192 4| 0.5 1.2 1.7| 0.0 -5.2 -5.2 -2.1 -0.73| 1.8 -1.3 3000 104 7 182 3| 0.4 1.5 1.8| 0.0 -6.2 -6.2 -2.1 -0.71| 2.0 -1.4 4000 88 8 126 1| 0.3 1.6 1.8| 0.0 -8.2 -8.2 -2.1 -0.62| 2.0 -1.2 5000 70 9 27 2| 0.2 1.6 1.8| 0.0 -13.6 -13.6 -2.7 -0.59| 2.0 -1.2 6000 53 10 6 5| 0.2 1.7 1.9| 0.0 -24.2 -24.2 -4.0 -0.57| 2.2 -1.3 Wrote GIF file: /home/apache/climate/data/raob//U3955/skewt/U3955.skewt.20251008.12.gif