UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101812.upa.cvt Date: 1200Z 18 OCT 25 Searching for U3802... Searching the city database file for: U3802 ... Date:1200Z 18 OCT 25 Station: U3802 WMO ident: 23802 Latitude: 61.68 Longitude: 50.78 ------------------------------------------------------------------------------- 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 1001 117 2.4 -1.7 74 4.1 0.7 340 1 275.5 276.0 273.8 284.7 3.37 1 1000 125 2.4 -1.9 73 4.3 0.7 340 1 275.5 276.1 273.8 284.7 3.32 2 925 748 -2.5 -7.5 68 5.0 -4.2 305 9 276.8 277.1 273.1 283.3 2.35 3 874 1195 -6.5 -10.2 75 3.7 -7.7 305 6 277.1 277.5 272.8 282.8 2.01 4 859 1331 -5.7 -9.4 75 3.7 -6.9 305 5 279.3 279.7 274.3 285.5 2.18 5 850 1414 -5.1 -10.1 68 5.0 -6.7 305 5 280.8 281.2 275.0 286.8 2.08 6 845 1460 -5.3 -11.3 63 6.0 -7.2 303 5 281.1 281.4 274.9 286.6 1.90 7 825 1647 -6.1 -18.1 38 12.0 -9.2 296 6 282.2 282.3 274.3 285.5 1.11 8 700 2909 -13.7 -29.7 25 16.0 -16.4 245 13 287.3 287.4 276.0 288.8 0.46 9 650 3467 -17.7 -35.7 19 18.0 -20.1 242 16 288.9 289.0 276.6 289.9 0.28 10 603 4027 -18.5 -34.5 23 16.0 -20.8 238 19 294.3 294.3 279.3 295.4 0.34 11 500 5390 -30.5 -39.5 41 9.0 -31.3 230 27 295.9 295.9 279.8 296.7 0.25 12 415 6682 -41.9 -48.9 46 7.0 -42.2 234 22 297.4 297.4 280.3 297.8 0.11 13 400 6930 -43.1 -49.1 52 6.0 -43.3 235 21 299.0 299.0 281.1 299.4 0.11 14 300 8830 -52.3 -60.3 38 8.0 -52.5 230 27 311.6 311.6 285.9 311.8 0.04 15 296 8917 -52.5 -60.5 37 8.0 -52.7 230 27 312.5 312.6 286.3 312.7 0.04 16 250 10010 -53.3 -62.3 33 9.0 -53.5 240 27 326.8 326.8 290.9 327.0 0.04 17 245 10140 -53.3 -63.3 29 10.0 -53.5 241 27 328.7 328.7 291.4 328.8 0.03 18 200 11450 -50.9 -62.9 23 12.0 -51.2 255 25 352.2 352.2 297.1 352.3 0.04 19 180 12137 -49.9 -63.9 18 14.0 -50.4 255 26 364.6 364.6 299.6 364.8 0.04 20 150 13320 -53.1 -69.1 13 16.0 -53.5 255 27 378.6 378.6 302.1 378.7 0.02 21 137 13906 -51.3 -68.3 11 17.0 -51.8 258 24 391.7 391.7 304.0 391.8 0.03 22 125 14499 -53.5 -70.5 11 17.0 -53.9 262 21 398.1 398.1 305.0 398.2 0.02 23 111 15266 -51.3 -69.3 10 18.0 -52.0 266 17 416.0 416.0 307.3 416.2 0.03 24 101 15876 -53.7 -72.7 8 19.0 -54.3 270 13 422.8 422.8 308.0 422.9 0.02 25 100 15940 -53.9 -72.9 8 19.0 -54.5 270 13 423.6 423.6 308.2 423.7 0.02 26 70 18210 -57.3 -77.3 6 20.0 -57.9 280 11 461.8 461.8 312.0 461.9 0.01 27 64 18776 -57.7 -77.7 6 20.0 -58.3 279 13 472.9 472.9 312.9 473.0 0.02 28 50 20330 -59.1 -79.1 6 20.0 -59.7 275 17 504.2 504.2 315.2 504.3 0.02 29 45 20989 -60.7 -80.7 6 20.0 -61.3 274 17 515.7 515.8 316.0 515.8 0.01 30 38 22047 -58.9 -78.9 6 20.0 -59.7 272 18 545.9 545.9 317.9 546.0 0.02 31 36 22385 -61.1 -81.1 5 20.0 -61.7 272 18 548.7 548.7 318.1 548.8 0.02 32 30 23520 -60.5 -82.5 4 22.0 -61.3 270 19 579.7 579.7 319.6 579.8 0.01 33 29 23731 -59.3 -81.3 4 22.0 -60.3 270 19 588.7 588.7 320.1 588.8 0.02 34 25 24655 -61.5 -82.5 5 21.0 -62.4 272 18 607.9 607.9 321.0 608.0 0.02 35 22 25452 -58.3 -80.3 4 22.0 -59.7 274 17 640.0 640.0 322.3 640.3 0.03 36 20 26050 -58.9 -80.9 4 22.0 -60.3 275 17 655.9 655.9 322.9 656.1 0.03 37 13 28751 -59.3 -81.3 4 22.0 -61.3 740.5 740.5 325.7 740.9 0.04 38 12 29256 -55.9 -77.9 5 22.0 -58.7 769.7 769.7 326.5 770.4 0.08 TRP 296 8917 -52.5 -60.5 37 8.0 -52.7 230 27 312.5 312.6 286.3 312.7 0.04 WND Sounding variables and indices 1000-500 mb thick: 5265.00 m Freezing level: 963.27 mb = 430.14 m = 1411.21 ft Wetbulb zero: 989.76 mb = 207.29 m = 680.08 ft Precipitable water: 0.25 inches Sfc-500 mean rel hum: 39.87 % Est. max temperature: 7.57 C = 45.62 F Sfc-Lift cond lev (LCL): 939.27 mb = 625.63 m = 2052.57 ft T: -1.54 C 700-500 lapse rate: 6.77 C/km ThetaE index: 1.90 C Layer 1000.0- 859.0 mb Conv cond level (CCL): 874.60 mb = 1190.04 m = 3904.29 ft Mean mixing ratio: 2.70 g/kg Conv temperature: 4.05 C = 39.29 F Cap Strength: 10.60 C Lifted Index: 10.44 C Risk: None Lifted Index @300 mb: 19.75 C Lifted Index @700 mb: 6.17 C Showalter Index: 8.15 C Risk: None Total Totals Index: 45.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.40 C Cross Totals Index: 20.40 C K Index: -0.70 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 2.08 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.06 J/kg Max Up Vert Vel: 2.85 m/s Conv Inhibition (B-): 61581.23 J/kg Cap Strength: 10.58 C Lift Cond Lev (LCL): 885.15 mb = 1095.43 m = 3593.90 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 272 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 1001 117 340 1 0.3 -0.9 | 88 11 -11.0 -0.5 1 1000 125 340 1 0.3 -0.9 | 88 11 -11.0 -0.5 2 925 748 305 9 7.4 -5.2 | 40 6 -4.0 -4.7 3 850 1414 305 5 4.1 -2.9 | 72 8 -7.2 -2.4 4 700 2909 245 13 11.8 5.5 | 184 6 0.4 6.0 5 500 5390 230 27 20.7 17.4 | 208 20 9.4 17.8 6 400 6930 235 21 17.2 12.0 | 205 14 5.9 12.5 7 300 8830 230 27 20.7 17.4 | 208 20 9.4 17.8 8 296 8917 230 27 20.7 17.4 | 208 20 9.4 17.8 9 250 10010 240 27 23.4 13.5 | 221 18 12.1 14.0 10 200 11450 255 25 24.1 6.5 | 242 15 12.8 6.9 11 150 13320 255 27 26.1 7.0 | 243 17 14.7 7.5 12 100 15940 270 13 13.0 -0.0 | 254 2 1.7 0.5 13 70 18210 280 11 10.8 -1.9 | 19 2 -0.5 -1.4 14 50 20330 275 17 16.9 -1.5 | 280 6 5.6 -1.0 15 30 23520 270 19 19.0 -0.0 | 267 8 7.7 0.5 16 20 26050 275 17 16.9 -1.5 | 280 6 5.6 -1.0 Wind Parameters Mean winds (0-6000m): 242.4 at 15.1 knts Storm direction: 272.4 at 11.3 knts Shear (0-3000m) pos: 0.0 neg: 2.5 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 104.0 deg Storm rel helicity (0-3000m) pos: 10.2 neg: -16.8 tot: -6.6 m^2/s^2 ave: -2.2 10^-3 m/s^2 rel: 0.06 Storm rel vorticity (0-3000m) horiz: 4.4 stream: 0.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.15 Bulk Shear: 27.77 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 ------------------------------------------------------------------------------- 500 316 4 74 9| 0.0 6.6 6.6| 0.0 -13.9 -13.9 -27.8 -0.84| 6.9 -5.8 1000 307 6 64 7| 0.0 3.1 3.1| 3.0 -16.0 -13.0 -13.0 -0.49| 5.3 -2.6 1500 306 6 65 7| 0.0 1.9 1.9| 5.9 -16.6 -10.7 -7.2 -0.28| 4.6 -1.3 2000 299 6 66 6| 0.0 2.1 2.1| 6.4 -16.8 -10.3 -5.2 -0.19| 4.4 -0.8 2500 287 7 71 5| 0.0 2.3 2.3| 8.2 -16.8 -8.6 -3.4 0.01| 4.4 0.0 3000 274 8 89 3| 0.0 2.5 2.5| 10.2 -16.8 -6.6 -2.2 0.06| 4.4 0.3 4000 259 10 152 3| 0.0 2.6 2.6| 15.5 -16.8 -1.3 -0.3 0.12| 4.1 0.5 5000 248 13 187 5| 0.0 2.7 2.7| 17.2 -16.8 0.3 0.1 0.11| 3.9 0.4 6000 242 15 195 8| 0.2 2.3 2.4| 17.2 -18.1 -1.0 -0.2 0.09| 3.6 0.3 Wrote GIF file: /home/apache/climate/data/raob//U3802/skewt/U3802.skewt.20251018.12.gif