UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101412.upa.cvt Date: 1200Z 14 OCT 25 Searching for U2820... Searching the city database file for: U2820 ... Date:1200Z 14 OCT 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 86 360 5 SFC 997 110 1.6 0.9 95 0.7 1.3 360 5 275.0 275.7 274.6 286.1 4.09 2 925 709 -2.7 -4.4 88 1.7 -3.3 35 17 276.5 277.0 273.9 284.8 2.98 3 850 1376 -6.3 -8.1 87 1.8 -6.9 45 15 279.5 280.0 274.8 286.5 2.44 4 841 1459 -6.7 -8.5 87 1.8 -7.3 47 15 280.0 280.4 275.0 286.8 2.39 5 824 1619 -5.7 -7.5 87 1.8 -6.3 50 14 282.7 283.1 276.7 290.2 2.64 6 758 2271 -7.5 -9.7 84 2.2 -8.2 63 13 287.6 288.0 278.9 294.6 2.41 7 700 2886 -11.3 -14.7 76 3.4 -12.3 75 11 290.0 290.3 279.2 295.2 1.74 8 648 3475 -13.9 -17.5 74 3.6 -14.9 66 18 293.5 293.8 280.5 298.1 1.49 9 539 4844 -24.5 -28.4 70 3.9 -25.1 44 35 296.7 296.8 280.8 298.9 0.68 10 520 5106 -24.5 -28.4 70 3.9 -25.1 40 38 299.8 299.9 282.2 302.1 0.71 11 500 5390 -26.9 -31.2 67 4.3 -27.5 35 42 300.2 300.3 282.2 302.1 0.56 12 400 6960 -39.7 -44.7 59 5.0 -40.0 30 54 303.4 303.4 283.0 304.0 0.18 13 364 7598 -44.3 -49.2 58 4.9 -44.5 30 59 305.5 305.6 283.8 306.0 0.12 14 345 7956 -44.7 -49.6 58 4.9 -44.9 30 61 309.7 309.7 285.4 310.2 0.12 15 323 8393 -47.7 -52.7 56 5.0 -47.9 30 64 311.5 311.5 285.9 311.8 0.09 16 300 8880 -48.3 -54.3 50 6.0 -48.5 30 68 317.3 317.3 287.9 317.6 0.08 17 291 9080 -48.7 -54.7 50 6.0 -48.9 30 69 319.5 319.5 288.6 319.8 0.08 18 278 9379 -49.3 -55.3 49 6.0 -49.5 30 63 322.8 322.8 289.7 323.1 0.08 19 257 9897 -46.1 -53.1 45 7.0 -46.4 30 53 334.9 334.9 293.2 335.3 0.11 20 250 10080 -46.3 -54.3 40 8.0 -46.7 30 50 337.2 337.3 293.7 337.6 0.10 21 200 11570 -47.3 -56.3 35 9.0 -47.7 35 40 357.9 357.9 298.4 358.3 0.09 22 189 11943 -45.9 -54.9 35 9.0 -46.4 34 37 366.0 366.0 299.9 366.5 0.12 23 187 12014 -46.1 -56.1 31 10.0 -46.6 34 37 366.8 366.8 300.1 367.2 0.10 24 152 13374 -50.1 -60.1 30 10.0 -50.5 30 28 382.3 382.3 302.6 382.7 0.08 25 150 13460 -49.3 -59.3 30 10.0 -49.8 30 27 385.1 385.1 303.1 385.5 0.09 26 100 16100 -53.7 -64.7 25 11.0 -54.2 20 15 424.0 424.0 308.2 424.3 0.06 27 95 16430 -53.1 -64.1 25 11.0 -53.6 16 14 431.4 431.4 309.0 431.8 0.07 28 85 17139 -57.3 -68.3 23 11.0 -57.7 6 13 436.9 436.9 309.6 437.1 0.05 29 80 17523 -55.5 -66.5 24 11.0 -56.0 1 12 448.2 448.2 310.7 448.6 0.06 30 70 18370 -57.1 -68.1 24 11.0 -57.6 350 11 462.2 462.2 312.0 462.6 0.06 31 50 20480 -59.9 -70.9 22 11.0 -60.3 5 9 502.3 502.3 315.1 502.7 0.05 32 48 20735 -60.5 -71.5 22 11.0 -60.9 3 9 506.8 506.8 315.4 507.1 0.05 33 30 23670 -60.1 -71.1 22 11.0 -60.8 345 7 580.8 580.8 319.8 581.4 0.09 34 28 24096 -61.9 -72.9 22 11.0 -62.5 343 8 587.4 587.4 320.0 587.9 0.07 35 20 26180 -58.9 -69.9 23 11.0 -60.0 335 11 655.9 655.9 323.0 657.2 0.16 36 18 26846 -57.9 -68.9 23 11.0 -59.3 333 13 679.1 679.2 323.8 680.8 0.20 37 17 27205 -60.3 -71.3 22 11.0 -61.4 331 14 682.6 682.7 323.9 683.9 0.15 38 12 29401 -56.9 -67.9 24 11.0 -59.0 324 20 766.1 766.3 326.4 769.4 0.34 39 11 29952 -58.1 -69.1 23 11.0 -60.1 322 21 781.1 781.2 326.8 784.2 0.32 40 10 30560 -53.9 -64.9 25 11.0 -56.9 320 23 818.4 818.7 327.8 824.7 0.62 41 8.6 31538 -49.7 -61.7 23 12.0 -54.2 870.8 871.4 329.1 882.8 1.10 TRP 291 9080 -49.1 -55.1 50 6.0 -49.3 30 69 318.9 318.9 288.5 319.2 0.07 WND 291 9080 -48.7 -54.7 50 6.0 -48.9 30 69 319.5 319.5 288.6 319.8 0.08 Sounding variables and indices 1000-500 mb thick: 5304.00 m Freezing level: 970.21 mb = 333.00 m = 1092.52 ft Wetbulb zero: 976.64 mb = 275.01 m = 902.24 ft Precipitable water: 0.45 inches Sfc-500 mean rel hum: 79.35 % Est. max temperature: 6.30 C = 43.34 F Sfc-Lift cond lev (LCL): 986.18 mb = 197.35 m = 647.46 ft T: 0.97 C 700-500 lapse rate: 6.23 C/km ThetaE index: 1.30 C Layer 925.0- 850.0 mb Conv cond level (CCL): 919.43 mb = 756.61 m = 2482.30 ft Mean mixing ratio: 3.34 g/kg Conv temperature: 3.37 C = 38.07 F Cap Strength: 12.78 C Lifted Index: 12.87 C Risk: None Lifted Index @300 mb: 22.64 C Lifted Index @700 mb: 7.49 C Showalter Index: 11.99 C Risk: None Total Totals Index: 39.40 C Risk: None Vertical Totals Index: 20.60 C Cross Totals Index: 18.80 C K Index: 9.10 Risk: None Sweat Index: 72.00 Risk: None Energy Index: 3.30 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.68 J/kg Max Up Vert Vel: 4.17 m/s Conv Inhibition (B-): 58816.66 J/kg Cap Strength: 12.82 C Lift Cond Lev (LCL): 927.87 mb = 684.29 m = 2245.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 72 at 17 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 ---------------------------------------------------------- 0 997 110 360 5 -0.0 -5.0 | 269 16 16.2 0.3 1 925 709 35 17 -9.8 -13.9 | 323 11 6.5 -8.6 2 850 1376 45 15 -10.6 -10.6 | 313 8 5.6 -5.3 3 700 2886 75 11 -10.6 -2.8 | 246 6 5.6 2.5 4 500 5390 35 42 -24.1 -34.4 | 15 30 -7.9 -29.1 5 400 6960 30 54 -27.0 -46.8 | 15 43 -10.8 -41.4 6 300 8880 30 68 -34.0 -58.9 | 18 56 -17.8 -53.5 7 291 9080 30 69 -34.5 -59.8 | 19 57 -18.3 -54.4 8 250 10080 30 50 -25.0 -43.3 | 13 39 -8.8 -38.0 9 200 11570 35 40 -22.9 -32.8 | 14 28 -6.7 -27.4 10 150 13460 30 27 -13.5 -23.4 | 351 18 2.7 -18.0 11 100 16100 20 15 -5.1 -14.1 | 308 14 11.1 -8.7 12 70 18370 350 11 1.9 -10.8 | 287 19 18.1 -5.5 13 50 20480 5 9 -0.8 -9.0 | 283 16 15.5 -3.6 14 30 23670 345 7 1.8 -6.8 | 274 18 18.0 -1.4 15 20 26180 335 11 4.6 -10.0 | 282 21 20.9 -4.6 16 10 30560 320 23 14.8 -17.6 | 292 33 31.0 -12.3 Wind Parameters Mean winds (0-6000m): 41.8 at 22.8 knts Storm direction: 71.8 at 17.1 knts Shear (0-3000m) pos: 2.2 neg: 0.0 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): -15.5 deg Storm rel helicity (0-3000m) pos: 46.4 neg: -13.3 tot: 33.1 m^2/s^2 ave: 11.0 10^-3 m/s^2 rel: 0.19 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.36 Bulk Shear: 24.15 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 26 10 287 12| 11.2 0.0 11.2| 38.9 0.0 38.9 77.8 0.92| 11.6 10.7 1000 33 13 302 11| 6.4 0.0 6.4| 45.8 -2.0 43.8 43.8 0.75| 8.2 6.1 1500 37 14 306 10| 4.0 0.0 4.0| 45.8 -5.1 40.7 27.2 0.56| 6.4 3.6 2000 41 14 305 9| 2.9 0.0 2.9| 45.8 -8.5 37.3 18.7 0.38| 5.5 2.1 2500 45 14 302 8| 2.3 0.0 2.3| 45.8 -11.8 34.0 13.6 0.24| 4.9 1.2 3000 49 13 298 7| 2.2 0.0 2.2| 46.4 -13.3 33.1 11.0 0.19| 4.7 0.9 4000 52 15 310 6| 1.7 1.7 3.4| 49.2 -13.6 35.6 8.9 0.24| 5.3 1.3 5000 47 18 340 8| 1.3 2.9 4.2| 49.2 -31.8 17.4 3.5 0.11| 5.8 0.7 6000 42 23 355 12| 1.1 3.2 4.4| 49.9 -44.9 5.0 0.8 0.07| 5.8 0.4 Wrote GIF file: /home/apache/climate/data/raob//U2820/skewt/U2820.skewt.20251014.12.gif