UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110700.upa.cvt Date: 0000Z 7 NOV 25 Searching for U2820... Searching the city database file for: U2820 ... Date:0000Z 7 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 82 270 5 SFC 997 106 5.4 3.4 87 2.0 4.5 270 5 278.8 279.6 277.7 292.2 4.90 2 925 709 0.8 -0.9 88 1.7 0.1 285 21 280.1 280.8 277.1 290.9 3.87 3 913 815 0.0 -1.7 88 1.7 -0.7 286 22 280.4 281.0 277.0 290.7 3.69 4 852 1373 0.4 -5.6 64 6.0 -2.0 290 25 286.4 286.9 279.0 294.9 2.95 5 850 1392 0.2 -5.8 64 6.0 -2.1 290 25 286.4 286.9 279.0 294.8 2.91 6 781 2066 -3.7 -7.0 78 3.3 -5.0 299 28 289.2 289.7 280.3 297.7 2.89 7 779 2086 -3.9 -7.2 78 3.3 -5.1 299 28 289.2 289.7 280.3 297.6 2.86 8 762 2261 -2.1 -14.1 39 12.0 -6.0 301 28 293.0 293.3 280.5 298.1 1.68 9 757 2313 -2.3 -17.3 31 15.0 -6.8 302 29 293.3 293.5 280.1 297.3 1.30 10 700 2930 -6.3 -19.3 35 13.0 -9.9 310 31 295.5 295.7 281.0 299.2 1.18 11 616 3913 -14.5 -26.5 35 12.0 -16.9 308 35 297.1 297.2 281.1 299.4 0.71 12 592 4212 -15.9 -36.9 15 21.0 -19.0 308 36 298.9 298.9 281.3 299.8 0.27 13 555 4694 -19.9 -27.9 49 8.0 -21.3 307 39 299.7 299.8 282.1 302.0 0.69 14 511 5302 -23.9 -39.9 21 16.0 -25.7 305 41 302.0 302.1 282.5 302.8 0.23 15 500 5460 -24.9 -41.9 19 17.0 -26.6 305 42 302.7 302.7 282.7 303.4 0.19 16 485 5681 -27.1 -42.1 23 15.0 -28.5 306 42 302.6 302.7 282.7 303.3 0.19 17 428 6576 -32.7 -50.7 15 18.0 -33.8 308 43 306.5 306.5 284.1 306.8 0.09 18 400 7050 -36.7 -50.7 22 14.0 -37.5 310 44 307.3 307.3 284.4 307.6 0.09 19 351 7937 -44.3 -54.3 32 10.0 -44.6 310 54 308.7 308.8 284.9 309.0 0.07 20 310 8763 -45.9 -56.9 28 11.0 -46.3 310 63 317.7 317.7 288.1 317.9 0.06 21 300 8980 -47.3 -59.3 24 12.0 -47.6 310 66 318.7 318.7 288.3 318.9 0.04 22 270 9671 -52.3 -64.3 22 12.0 -52.5 307 69 321.2 321.2 289.1 321.3 0.02 23 262 9867 -51.9 -63.9 22 12.0 -52.1 306 70 324.5 324.5 290.2 324.6 0.03 24 256 10017 -53.0 -65.0 22 12.0 -53.2 305 71 325.1 325.1 290.3 325.2 0.02 25 253 10093 -53.5 -65.5 22 12.0 -53.7 307 71 325.4 325.4 290.4 325.5 0.02 26 250 10170 -53.5 -65.5 22 12.0 -53.7 310 71 326.5 326.5 290.7 326.6 0.02 27 239 10459 -54.3 -66.3 22 12.0 -54.5 308 69 329.6 329.6 291.6 329.6 0.02 28 233 10623 -53.3 -66.3 19 13.0 -53.5 307 68 333.5 333.5 292.7 333.6 0.02 29 204 11474 -56.5 -69.5 18 13.0 -56.7 300 62 341.4 341.4 294.7 341.4 0.02 30 200 11600 -55.7 -69.7 16 14.0 -55.9 300 66 344.6 344.6 295.4 344.6 0.02 31 196 11729 -55.1 -69.1 16 14.0 -55.4 300 65 347.5 347.5 296.1 347.6 0.02 32 150 13420 -58.5 -74.5 11 16.0 -58.7 305 50 369.3 369.3 300.4 369.3 0.01 33 100 15960 -60.3 -78.3 8 18.0 -60.6 305 42 411.2 411.2 306.7 411.3 0.01 34 82 17194 -62.5 -80.5 7 18.0 -62.7 302 38 430.7 430.7 308.9 430.8 0.01 35 72 17989 -66.9 -84.9 6 18.0 -67.1 300 36 437.7 437.7 309.7 437.7 0.00 36 70 18160 -66.7 -84.7 6 18.0 -66.9 300 35 441.7 441.7 310.0 441.7 0.00 37 60 19094 -64.5 -82.5 7 18.0 -64.8 298 38 466.5 466.5 312.4 466.6 0.01 38 50 20190 -70.1 -88.1 5 18.0 -70.2 295 42 478.3 478.3 313.3 478.3 0.00 39 48 20433 -70.5 -88.5 5 18.0 -70.6 294 42 483.0 483.0 313.7 483.0 0.00 40 40 21526 -67.5 -85.5 6 18.0 -67.8 291 43 516.3 516.3 316.1 516.4 0.01 41 30 23240 -72.7 -89.7 6 17.0 -72.9 285 44 546.4 546.5 317.9 546.5 0.00 42 29 23437 -73.9 -91.9 5 18.0 -74.0 285 45 548.5 548.5 318.0 548.5 0.00 43 20 25610 -70.3 -88.3 5 18.0 -70.6 285 52 621.0 621.0 321.5 621.0 0.01 44 14 27713 -74.5 -92.5 5 18.0 -74.8 282 60 673.4 673.4 323.6 673.5 0.01 45 12 28613 -74.3 -92.3 5 18.0 -74.6 281 64 704.5 704.5 324.6 704.5 0.01 46 10 29690 -69.3 -88.3 5 19.0 -70.1 280 68 760.9 760.9 326.3 761.0 0.02 47 7.8 31168 -70.9 -88.9 5 18.0 -71.7 810.5 810.5 327.5 810.6 0.02 48 7.2 31645 -68.3 -87.3 5 19.0 -69.5 839.9 839.9 328.2 840.2 0.03 TRP 204 11474 -56.5 -69.5 18 13.0 -56.7 300 62 341.4 341.4 294.7 341.4 0.02 WND 256 10017 -53.0 -65.0 22 12.0 -53.2 305 71 325.1 325.1 290.3 325.2 0.02 Sounding variables and indices 1000-500 mb thick: 5378.00 m Freezing level: 846.46 mb = 1426.55 m = 4680.22 ft Wetbulb zero: 923.77 mb = 719.80 m = 2361.51 ft Precipitable water: 0.42 inches Sfc-500 mean rel hum: 49.71 % Est. max temperature: 13.08 C = 55.54 F Sfc-Lift cond lev (LCL): 966.76 mb = 354.01 m = 1161.44 ft T: 3.51 C 700-500 lapse rate: 7.35 C/km ThetaE index: 1.55 C Layer 925.0- 852.0 mb Conv cond level (CCL): 818.46 mb = 1692.84 m = 5553.86 ft Mean mixing ratio: 4.18 g/kg Conv temperature: 14.22 C = 57.60 F Cap Strength: 9.89 C Lifted Index: 10.30 C Risk: None Lifted Index @300 mb: 19.39 C Lifted Index @700 mb: 8.39 C Showalter Index: 7.78 C Risk: None Total Totals Index: 44.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.10 C Cross Totals Index: 19.10 C K Index: 6.30 Risk: None Sweat Index: 92.00 Risk: None Energy Index: 1.84 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.06 J/kg Max Up Vert Vel: 4.02 m/s Conv Inhibition (B-): 62551.39 J/kg Cap Strength: 9.99 C Lift Cond Lev (LCL): 919.47 mb = 757.52 m = 2485.27 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 333 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 ---------------------------------------------------------- 0 997 106 270 5 5.0 -0.0 | 165 22 -5.6 20.9 1 925 709 285 21 20.3 -5.4 | 212 18 9.7 15.5 2 850 1392 290 25 23.5 -8.6 | 226 18 12.9 12.4 3 700 2930 310 31 23.7 -19.9 | 266 13 13.1 1.0 4 500 5460 305 42 34.4 -24.1 | 278 24 23.8 -3.2 5 400 7050 310 44 33.7 -28.3 | 288 24 23.1 -7.4 6 300 8980 310 66 50.6 -42.4 | 298 45 39.9 -21.5 7 256 10017 305 71 58.2 -40.7 | 293 52 47.5 -19.8 8 250 10170 310 71 54.4 -45.6 | 299 50 43.8 -24.7 9 204 11474 300 62 53.7 -31.0 | 283 44 43.1 -10.1 10 200 11600 300 66 57.2 -33.0 | 285 48 46.5 -12.1 11 150 13420 305 50 41.0 -28.7 | 284 31 30.3 -7.8 12 100 15960 305 42 34.4 -24.1 | 278 24 23.8 -3.2 13 70 18160 300 35 30.3 -17.5 | 260 20 19.7 3.4 14 50 20190 295 42 38.1 -17.7 | 263 28 27.4 3.2 15 30 23240 285 44 42.5 -11.4 | 253 33 31.9 9.5 16 20 25610 285 52 50.2 -13.5 | 259 40 39.6 7.5 17 10 29690 280 68 67.0 -11.8 | 261 57 56.4 9.1 Wind Parameters Mean winds (0-6000m): 303.1 at 31.3 knts Storm direction: 333.1 at 23.5 knts Shear (0-3000m) pos: 4.8 neg: 0.0 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 102.4 deg Storm rel helicity (0-3000m) pos: 147.1 neg: 0.0 tot: 147.1 m^2/s^2 ave: 49.0 10^-3 m/s^2 rel: 0.95 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 5.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.14 Bulk Shear: 57.98 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 ------------------------------------------------------------------------------- 500 282 12 182 19| 13.8 0.0 13.8| 68.5 0.0 68.5 137.0 0.97| 13.9 13.5 1000 284 17 198 18| 9.6 0.0 9.6| 94.6 0.0 94.6 94.6 0.98| 9.8 9.5 1500 287 19 207 17| 7.3 0.0 7.3|109.6 0.0 109.6 73.1 0.97| 7.7 7.5 2000 290 21 214 17| 6.1 0.0 6.1|123.4 0.0 123.4 61.7 0.96| 6.7 6.4 2500 293 23 221 16| 5.3 0.0 5.3|137.0 0.0 137.0 54.8 0.96| 6.1 5.9 3000 297 24 227 15| 4.8 0.0 4.8|147.1 0.0 147.1 49.0 0.95| 5.7 5.4 4000 301 26 239 14| 3.6 0.6 4.2|154.3 0.0 154.3 38.6 0.88| 4.8 4.2 5000 302 29 249 15| 2.9 0.9 3.8|160.3 0.0 160.3 32.1 0.81| 4.3 3.5 6000 303 31 256 16| 2.5 0.9 3.4|172.8 0.0 172.8 28.8 0.80| 3.9 3.1 Wrote GIF file: /home/apache/climate/data/raob//U2820/skewt/U2820.skewt.20251107.00.gif