UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110512.upa.cvt Date: 1200Z 5 NOV 25 Searching for U2820... Searching the city database file for: U2820 ... Date:1200Z 5 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 77 250 7 SFC 996 110 10.6 9.4 92 1.2 9.9 250 7 284.1 285.4 283.2 304.7 7.44 2 925 723 6.8 5.0 88 1.8 5.9 270 35 286.3 287.3 282.5 302.9 5.91 3 850 1413 2.6 1.0 89 1.6 1.8 280 33 288.9 289.7 282.5 302.7 4.84 4 813 1772 0.8 -1.1 87 1.9 -0.0 281 33 290.7 291.4 282.7 303.2 4.34 5 807 1831 0.4 -2.0 84 2.4 -0.7 281 33 290.9 291.6 282.5 302.7 4.09 6 724 2697 -2.7 -9.7 59 7.0 -5.3 284 33 296.6 297.1 283.1 304.3 2.53 7 700 2963 -4.7 -13.7 49 9.0 -7.7 285 33 297.3 297.6 282.7 303.1 1.89 8 599 4167 -12.3 -26.3 30 14.0 -15.3 280 46 302.0 302.2 283.2 304.5 0.74 9 534 5032 -18.3 -28.3 41 10.0 -20.2 277 56 304.9 305.1 284.3 307.3 0.70 10 501 5505 -19.9 -27.9 49 8.0 -21.4 275 62 308.6 308.7 285.8 311.2 0.77 11 500 5520 -20.1 -28.1 49 8.0 -21.6 275 62 308.5 308.7 285.7 311.1 0.76 12 431 6602 -28.5 -36.5 46 8.0 -29.5 290 73 311.2 311.3 286.2 312.6 0.39 13 429 6635 -28.9 -36.7 47 7.9 -29.8 290 73 311.2 311.3 286.2 312.5 0.38 14 400 7130 -34.3 -40.3 55 6.0 -34.8 290 73 310.4 310.5 285.8 311.4 0.28 15 369 7686 -39.9 -44.7 60 4.8 -40.2 289 72 310.2 310.2 285.7 310.9 0.19 16 355 7950 -40.7 -45.3 61 4.6 -41.0 288 72 312.6 312.6 286.5 313.3 0.19 17 338 8282 -41.5 -46.5 58 5.0 -41.8 287 72 315.9 315.9 287.6 316.6 0.17 18 311 8841 -45.3 -52.3 45 7.0 -45.6 286 71 318.2 318.2 288.3 318.6 0.10 19 300 9080 -47.5 -55.5 39 8.0 -47.8 285 71 318.4 318.4 288.3 318.7 0.07 20 299 9102 -47.7 -55.7 39 8.0 -48.0 285 71 318.4 318.4 288.3 318.7 0.07 21 250 10260 -55.9 -63.9 36 8.0 -56.1 285 68 323.0 323.0 289.7 323.1 0.03 22 224 10957 -59.9 -67.9 34 8.0 -60.0 285 69 327.1 327.1 290.9 327.2 0.02 23 212 11303 -59.9 -67.9 34 8.0 -60.0 287 67 332.3 332.3 292.4 332.4 0.02 24 200 11670 -58.9 -66.9 35 8.0 -59.0 290 64 339.5 339.5 294.2 339.6 0.02 25 182 12258 -59.5 -67.5 35 8.0 -59.6 293 57 347.8 347.8 296.1 347.9 0.02 26 167 12799 -55.7 -63.7 36 8.0 -55.9 296 50 362.8 362.8 299.3 363.0 0.04 27 150 13480 -55.9 -64.9 32 9.0 -56.1 300 42 373.8 373.8 301.2 374.0 0.04 28 132 14296 -55.3 -66.3 24 11.0 -55.6 297 40 388.8 388.8 303.6 388.9 0.04 29 118 15006 -59.3 -72.3 17 13.0 -59.5 294 38 394.0 394.1 304.4 394.1 0.02 30 109 15503 -60.1 -74.1 14 14.0 -60.3 292 36 401.6 401.6 305.4 401.7 0.02 31 100 16040 -61.1 -76.1 12 15.0 -61.3 290 35 409.7 409.7 306.5 409.7 0.01 32 70 18240 -64.1 -80.1 9 16.0 -64.3 295 31 447.3 447.3 310.6 447.3 0.01 33 50 20280 -67.1 -83.1 9 16.0 -67.3 300 31 485.4 485.4 313.9 485.4 0.01 34 47 20654 -67.9 -83.9 8 16.0 -68.1 299 32 492.1 492.1 314.4 492.2 0.01 35 30 23360 -68.3 -84.3 8 16.0 -68.6 290 40 558.4 558.4 318.6 558.5 0.01 36 29 23563 -67.9 -84.9 7 17.0 -68.2 290 40 565.0 565.0 318.9 565.0 0.01 37 23 24935 -73.3 -89.3 7 16.0 -73.5 293 41 587.8 587.8 320.0 587.9 0.01 38 20 25750 -73.9 -89.9 7 16.0 -74.1 295 42 610.0 610.0 321.0 610.0 0.01 39 14 27838 -71.7 -88.7 6 17.0 -72.1 287 53 682.9 682.9 323.9 683.0 0.01 40 11 29252 -73.5 -89.5 7 16.0 -73.9 282 61 725.2 725.2 325.2 725.2 0.01 41 10 29810 -72.1 -89.1 6 17.0 -72.6 280 64 750.4 750.4 326.0 750.5 0.01 42 8.5 30777 -67.9 -84.9 7 17.0 -68.9 802.5 802.6 327.3 802.9 0.03 43 6.8 32116 -68.7 -84.7 8 16.0 -69.8 852.1 852.1 328.4 852.5 0.04 44 6.3 32578 -64.3 -82.3 7 18.0 -66.3 889.7 889.7 329.2 890.4 0.07 TRP 224 10957 -59.9 -67.9 34 8.0 -60.0 285 69 327.1 327.1 290.9 327.2 0.02 WND 429 6635 -28.9 -36.7 47 7.9 -29.8 290 73 311.2 311.3 286.2 312.5 0.38 Sounding variables and indices 1000-500 mb thick: 5443.00 m Freezing level: 796.29 mb = 1942.82 m = 6374.01 ft Wetbulb zero: 813.77 mb = 1764.09 m = 5787.62 ft Precipitable water: 0.67 inches Sfc-500 mean rel hum: 60.26 % Est. max temperature: 15.58 C = 60.04 F Sfc-Lift cond lev (LCL): 978.21 mb = 259.71 m = 852.06 ft T: 9.67 C 700-500 lapse rate: 6.02 C/km ThetaE index: 1.95 C Layer 925.0- 813.0 mb Conv cond level (CCL): 906.54 mb = 887.47 m = 2911.61 ft Mean mixing ratio: 6.39 g/kg Conv temperature: 13.40 C = 56.13 F Cap Strength: 6.51 C Lifted Index: 6.45 C Risk: None Lifted Index @300 mb: 10.69 C Lifted Index @700 mb: 2.78 C Showalter Index: 6.98 C Risk: None Total Totals Index: 43.80 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 21.10 C K Index: 14.70 Risk: None Sweat Index: 140.00 Risk: None Energy Index: 1.69 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.29 J/kg Max Up Vert Vel: 4.54 m/s Conv Inhibition (B-): 50902.05 J/kg Cap Strength: 6.36 C Lift Cond Lev (LCL): 923.42 mb = 736.93 m = 2417.73 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 308 at 31 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 ---------------------------------------------------------- 0 996 110 250 7 6.6 2.4 | 141 28 -17.8 21.8 1 925 723 270 35 35.0 -0.0 | 209 22 10.6 19.4 2 850 1413 280 33 32.5 -5.7 | 211 16 8.1 13.7 3 700 2963 285 33 31.9 -8.5 | 215 13 7.5 10.9 4 500 5520 275 62 61.8 -5.4 | 249 40 37.4 14.0 5 429 6635 290 73 68.6 -25.0 | 277 45 44.2 -5.6 6 400 7130 290 73 68.6 -25.0 | 277 45 44.2 -5.6 7 300 9080 285 71 68.6 -18.4 | 269 44 44.2 1.0 8 250 10260 285 68 65.7 -17.6 | 267 41 41.3 1.8 9 224 10957 285 69 66.6 -17.9 | 268 42 42.3 1.5 10 200 11670 290 64 60.1 -21.9 | 274 36 35.7 -2.5 11 150 13480 300 42 36.4 -21.0 | 278 12 12.0 -1.6 12 100 16040 290 35 32.9 -12.0 | 229 11 8.5 7.4 13 70 18240 295 31 28.1 -13.1 | 210 7 3.7 6.3 14 50 20280 300 31 26.8 -15.5 | 212 5 2.5 3.9 15 30 23360 290 40 37.6 -13.7 | 247 14 13.2 5.7 16 20 25750 295 42 38.1 -17.7 | 263 14 13.7 1.7 17 10 29810 280 64 63.0 -11.1 | 258 40 38.6 8.3 Wind Parameters Mean winds (0-6000m): 278.5 at 41.6 knts Storm direction: 308.5 at 31.2 knts Shear (0-3000m) pos: 5.0 neg: 0.0 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 79.7 deg Storm rel helicity (0-3000m) pos: 188.9 neg: 0.0 tot: 188.9 m^2/s^2 ave: 63.0 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 5.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.14 Bulk Shear: 76.17 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 ------------------------------------------------------------------------------- 500 266 18 164 22| 23.9 0.0 23.9|144.4 0.0 144.4 288.9 0.96| 24.2 23.2 1000 270 26 185 20| 14.3 0.0 14.3|179.2 0.0 179.2 179.2 0.89| 16.6 14.7 1500 273 29 193 18| 9.3 0.0 9.3|180.6 0.0 180.6 120.4 0.82| 12.1 9.9 2000 275 30 197 17| 7.0 0.0 7.0|181.8 0.0 181.8 90.9 0.81| 9.3 7.5 2500 277 30 200 17| 5.7 0.0 5.7|183.0 0.0 183.0 73.2 0.79| 7.7 6.1 3000 279 31 202 16| 5.0 0.0 5.0|188.9 0.0 188.9 63.0 0.79| 6.8 5.4 4000 280 33 211 16| 3.8 1.5 5.3|220.8 0.0 220.8 55.2 0.74| 6.6 4.9 5000 279 37 222 18| 3.0 2.4 5.4|244.2 0.0 244.2 48.8 0.65| 6.5 4.2 6000 278 42 232 21| 3.1 2.5 5.6|363.8 0.0 363.8 60.6 0.66| 6.7 4.5 Wrote GIF file: /home/apache/climate/data/raob//U2820/skewt/U2820.skewt.20251105.12.gif