UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110800.upa.cvt Date: 0000Z 8 NOV 25 Searching for U2820... Searching the city database file for: U2820 ... Date:0000Z 8 NOV 25 Station: U2820 WMO ident: 22820 Latitude: 61.82 Longitude: 34.27 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 92 290 5 SFC 998 108 3.8 2.6 92 1.2 3.2 290 5 277.1 277.9 276.5 289.7 4.62 2 932 660 -0.7 -2.2 90 1.5 -1.3 317 16 278.0 278.6 275.5 287.6 3.49 3 925 720 -0.7 -2.2 90 1.5 -1.3 320 17 278.6 279.2 275.8 288.3 3.51 4 909 859 -0.9 -2.4 90 1.5 -1.5 322 18 279.8 280.4 276.5 289.6 3.52 5 850 1392 -3.7 -8.3 70 4.6 -5.3 330 23 282.3 282.7 276.2 289.2 2.40 6 827 1608 -4.9 -10.9 63 6.0 -6.8 329 24 283.2 283.6 276.2 289.1 2.01 7 816 1714 -4.3 -10.3 63 6.0 -6.3 328 25 284.9 285.3 277.2 291.2 2.14 8 803 1840 -4.1 -14.1 46 10.0 -7.1 327 25 286.5 286.8 277.3 291.2 1.60 9 779 2079 -5.3 -21.3 27 16.0 -9.2 326 27 287.7 287.8 276.9 290.4 0.90 10 700 2912 -9.5 -27.5 22 18.0 -13.2 320 31 292.0 292.1 278.5 293.8 0.57 11 610 3968 -12.9 -46.9 4 34.0 -17.0 312 47 299.8 299.8 281.4 300.1 0.09 12 544 4833 -17.3 -50.3 4 33.0 -20.7 305 61 304.5 304.5 283.3 304.8 0.07 13 500 5460 -21.5 -50.5 5 29.0 -24.2 300 71 306.8 306.8 284.2 307.1 0.07 14 468 5943 -24.1 -50.1 7 26.0 -26.4 300 73 309.5 309.5 285.2 309.8 0.08 15 429 6567 -29.9 -45.9 20 16.0 -31.2 300 76 309.9 309.9 285.5 310.4 0.15 16 411 6870 -31.1 -46.1 21 15.0 -32.3 300 78 312.1 312.2 286.3 312.7 0.15 17 410 6887 -32.9 -46.9 23 14.0 -33.9 300 78 310.0 310.1 285.5 310.5 0.14 18 400 7060 -33.9 -47.9 23 14.0 -34.8 300 79 310.9 311.0 285.8 311.4 0.13 19 335 8283 -41.5 -51.5 33 10.0 -42.0 300 93 316.7 316.7 287.8 317.1 0.10 20 334 8304 -42.9 -52.9 33 10.0 -43.3 300 93 315.1 315.1 287.2 315.4 0.08 21 316 8676 -44.5 -53.5 36 9.0 -44.9 300 97 317.9 317.9 288.2 318.2 0.08 22 312 8761 -46.9 -55.9 35 9.0 -47.2 300 98 315.7 315.7 287.4 315.9 0.06 23 300 9020 -48.3 -57.3 35 9.0 -48.6 300 101 317.3 317.3 287.9 317.5 0.06 24 278 9518 -50.9 -58.9 38 8.0 -51.1 300 101 320.5 320.5 288.9 320.7 0.05 25 276 9565 -52.5 -60.5 37 8.0 -52.7 300 101 318.9 318.9 288.4 319.0 0.04 26 272 9659 -52.8 -60.8 37 8.0 -53.0 300 101 319.7 319.7 288.7 319.9 0.04 27 264 9851 -53.5 -61.5 37 8.0 -53.7 300 100 321.5 321.5 289.2 321.6 0.04 28 250 10200 -55.5 -63.5 36 8.0 -55.6 300 99 323.6 323.6 289.9 323.7 0.03 29 230 10729 -57.1 -64.1 41 7.0 -57.2 300 97 328.9 328.9 291.5 329.1 0.03 30 226 10839 -59.1 -66.1 40 7.0 -59.2 300 97 327.5 327.5 291.0 327.6 0.02 31 222 10951 -59.1 -66.1 40 7.0 -59.2 301 94 329.2 329.2 291.5 329.3 0.02 32 216 11123 -57.1 -64.1 41 7.0 -57.2 302 90 334.9 334.9 293.0 335.0 0.03 33 200 11610 -56.5 -63.5 41 7.0 -56.6 305 79 343.3 343.3 295.1 343.5 0.04 34 154 13264 -56.1 -64.1 36 8.0 -56.3 310 60 370.6 370.6 300.7 370.8 0.04 35 150 13430 -57.1 -66.1 31 9.0 -57.3 310 58 371.7 371.7 300.9 371.9 0.04 36 123 14681 -60.9 -70.9 26 10.0 -61.1 308 53 386.5 386.5 303.3 386.6 0.02 37 100 15970 -61.9 -73.9 19 12.0 -62.1 305 48 408.1 408.1 306.3 408.2 0.02 38 70 18150 -65.9 -78.9 15 13.0 -66.1 315 40 443.4 443.4 310.2 443.5 0.01 39 67 18416 -66.9 -79.9 14 13.0 -67.1 314 39 446.8 446.8 310.6 446.9 0.01 40 50 20180 -69.3 -82.3 13 13.0 -69.5 310 36 480.2 480.2 313.5 480.2 0.01 41 40 21501 -72.3 -85.3 12 13.0 -72.4 308 39 504.3 504.3 315.2 504.3 0.01 42 30 23200 -70.5 -84.5 11 14.0 -70.7 305 44 552.4 552.4 318.2 552.5 0.01 43 24 24515 -73.7 -87.7 10 14.0 -73.9 302 44 579.6 579.6 319.6 579.6 0.01 44 20 25580 -73.7 -87.7 10 14.0 -73.9 300 44 610.6 610.6 321.1 610.6 0.01 45 15 27256 -74.5 -88.5 10 14.0 -74.7 292 51 660.3 660.3 323.1 660.3 0.01 46 14 27659 -72.5 -86.5 10 14.0 -72.9 290 52 680.2 680.2 323.8 680.3 0.02 47 11 29069 -74.3 -88.3 10 14.0 -74.6 283 58 722.2 722.3 325.1 722.4 0.01 48 10 29630 -69.9 -83.9 11 14.0 -70.6 280 60 758.6 758.6 326.2 758.9 0.03 49 9.7 29811 -69.7 -84.7 9 15.0 -70.4 766.0 766.0 326.4 766.3 0.03 50 7.1 31655 -73.1 -87.1 10 14.0 -73.7 823.5 823.5 327.8 823.8 0.03 TRP 226 10839 -59.1 -66.1 40 7.0 -59.2 300 97 327.5 327.5 291.0 327.6 0.02 WND 272 9659 -52.8 -60.8 37 8.0 -53.0 300 101 319.7 319.7 288.7 319.9 0.04 Sounding variables and indices 1000-500 mb thick: 5368.00 m Freezing level: 942.27 mb = 573.95 m = 1883.02 ft Wetbulb zero: 951.18 mb = 495.59 m = 1625.92 ft Precipitable water: 0.31 inches Sfc-500 mean rel hum: 34.24 % Est. max temperature: 9.04 C = 48.27 F Sfc-Lift cond lev (LCL): 979.59 mb = 258.37 m = 847.64 ft T: 2.58 C 700-500 lapse rate: 4.71 C/km ThetaE index: 2.06 C Layer 932.0- 925.0 mb Conv cond level (CCL): 898.86 mb = 948.33 m = 3111.30 ft Mean mixing ratio: 3.85 g/kg Conv temperature: 6.89 C = 44.40 F Cap Strength: 14.53 C Lifted Index: 15.63 C Risk: None Lifted Index @300 mb: 20.23 C Lifted Index @700 mb: 6.95 C Showalter Index: 15.34 C Risk: None Total Totals Index: 31.00 C Risk: None Vertical Totals Index: 17.80 C Cross Totals Index: 13.20 C K Index: -8.50 Risk: None Sweat Index: 117.00 Risk: None Energy Index: 3.82 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.90 J/kg Max Up Vert Vel: 4.88 m/s Conv Inhibition (B-): 51612.78 J/kg Cap Strength: 15.45 C Lift Cond Lev (LCL): 927.08 mb = 702.05 m = 2303.29 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 339 at 30 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 ---------------------------------------------------------- 0 998 108 290 5 4.7 -1.7 | 167 27 -6.0 26.4 1 925 720 320 17 10.9 -13.0 | 181 15 0.2 15.1 2 850 1392 330 23 11.5 -19.9 | 186 8 0.8 8.2 3 700 2912 320 31 19.9 -23.7 | 245 10 9.2 4.3 4 500 5460 300 71 61.5 -35.5 | 278 51 50.8 -7.4 5 400 7060 300 79 68.4 -39.5 | 281 59 57.7 -11.4 6 300 9020 300 101 87.5 -50.5 | 286 80 76.8 -22.4 7 272 9659 300 101 87.5 -50.5 | 286 80 76.8 -22.4 8 250 10200 300 99 85.7 -49.5 | 286 78 75.1 -21.4 9 226 10839 300 97 84.0 -48.5 | 286 76 73.3 -20.4 10 200 11610 305 79 64.7 -45.3 | 288 57 54.0 -17.2 11 150 13430 310 58 44.4 -37.3 | 285 35 33.7 -9.2 12 100 15970 305 48 39.3 -27.5 | 269 29 28.6 0.5 13 70 18150 315 40 28.3 -28.3 | 271 18 17.6 -0.2 14 50 20180 310 36 27.6 -23.1 | 254 18 16.9 4.9 15 30 23200 305 44 36.0 -25.2 | 264 26 25.4 2.8 16 20 25580 300 44 38.1 -22.0 | 258 28 27.4 6.1 17 10 29630 280 60 59.1 -10.4 | 250 52 48.4 17.7 Wind Parameters Mean winds (0-6000m): 309.2 at 40.1 knts Storm direction: 339.2 at 30.0 knts Shear (0-3000m) pos: 3.5 neg: 1.9 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 90.6 deg Storm rel helicity (0-3000m) pos: 61.1 neg: 0.0 tot: 61.1 m^2/s^2 ave: 20.4 10^-3 m/s^2 rel: 0.53 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 3.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.10 Bulk Shear: 120.69 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 ------------------------------------------------------------------------------- 500 312 10 171 22| 10.8 0.0 10.8| 30.9 0.0 30.9 61.7 0.47| 11.0 5.1 1000 318 14 175 18| 8.6 0.0 8.6| 35.2 0.0 35.2 35.2 0.35| 8.9 3.2 1500 323 17 178 15| 7.0 0.0 7.0| 38.4 0.0 38.4 25.6 0.35| 7.4 2.6 2000 324 19 182 13| 5.3 0.8 6.0| 44.3 0.0 44.3 22.2 0.43| 6.3 2.7 2500 324 21 188 11| 4.2 1.3 5.5| 50.3 0.0 50.3 20.1 0.48| 5.7 2.7 3000 323 23 196 10| 3.5 1.9 5.4| 61.1 0.0 61.1 20.4 0.53| 5.6 3.0 4000 319 27 224 10| 2.6 3.6 6.2| 90.0 0.0 90.0 22.5 0.47| 6.4 3.0 5000 314 34 250 14| 2.1 4.6 6.7| 94.5 -5.9 88.7 17.7 0.35| 6.9 2.4 6000 309 40 262 21| 1.8 4.7 6.4|109.6 -16.5 93.1 15.5 0.31| 6.6 2.0 Wrote GIF file: /home/apache/climate/data/raob//U2820/skewt/U2820.skewt.20251108.00.gif