UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110612.upa.cvt Date: 1200Z 6 NOV 25 Searching for U2820... Searching the city database file for: U2820 ... Date:1200Z 6 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 51 250 5 SFC 993 109 9.6 8.0 90 1.6 8.8 250 5 283.3 284.5 282.2 302.1 6.78 2 935 607 6.8 3.0 77 3.8 4.9 284 27 285.4 286.3 281.2 299.7 5.08 3 925 695 5.8 1.2 72 4.6 3.7 290 31 285.2 286.0 280.4 298.0 4.51 4 850 1379 0.0 -2.2 85 2.2 -0.9 290 31 286.1 286.8 280.0 297.1 3.82 5 844 1436 -0.9 -3.2 84 2.3 -1.9 290 31 285.8 286.4 279.6 296.0 3.57 6 811 1754 0.0 -4.8 70 4.8 -2.0 290 32 290.0 290.6 281.2 299.6 3.30 7 720 2694 -7.7 -11.4 75 3.7 -8.9 290 34 291.6 292.0 280.6 298.2 2.22 8 700 2912 -9.5 -14.1 69 4.6 -10.9 290 35 292.0 292.3 280.2 297.5 1.83 9 661 3352 -12.5 -21.5 47 9.0 -14.6 291 41 293.4 293.6 279.8 296.7 1.04 10 635 3659 -12.9 -26.9 30 14.0 -15.7 291 45 296.3 296.5 280.7 298.5 0.67 11 629 3731 -10.7 -28.7 21 18.0 -14.4 292 46 299.7 299.8 282.0 301.5 0.57 12 588 4249 -12.1 -43.1 6 31.0 -16.4 293 54 303.9 303.9 283.1 304.4 0.14 13 574 4433 -12.9 -42.9 6 30.0 -17.1 293 56 305.0 305.1 283.6 305.6 0.15 14 501 5455 -20.3 -49.3 6 29.0 -23.2 295 71 308.1 308.1 284.7 308.4 0.09 15 500 5470 -20.3 -49.3 6 29.0 -23.2 295 71 308.3 308.3 284.8 308.6 0.09 16 474 5862 -21.5 -50.5 5 29.0 -24.3 296 73 311.5 311.6 286.0 311.8 0.08 17 450 6240 -25.1 -53.1 6 28.0 -27.3 297 75 311.7 311.7 286.0 311.9 0.06 18 400 7080 -31.3 -53.3 10 22.0 -32.7 300 79 314.3 314.3 286.9 314.6 0.07 19 391 7241 -32.1 -54.1 9 22.0 -33.4 299 79 315.3 315.3 287.3 315.6 0.06 20 370 7626 -37.1 -56.1 12 19.0 -38.0 297 81 313.7 313.7 286.7 313.9 0.05 21 300 9040 -48.3 -64.3 14 16.0 -48.6 290 85 317.3 317.3 287.9 317.4 0.02 22 294 9174 -49.3 -64.3 16 15.0 -49.6 293 86 317.7 317.7 288.0 317.8 0.02 23 278 9542 -50.3 -64.6 17 14.3 -50.6 300 87 321.4 321.4 289.2 321.5 0.02 24 272 9685 -50.7 -64.7 17 14.0 -51.0 300 83 322.8 322.8 289.6 322.9 0.02 25 269 9757 -52.1 -66.1 17 14.0 -52.4 300 81 321.8 321.8 289.3 321.9 0.02 26 260 9978 -53.9 -67.9 16 14.0 -54.1 300 76 322.3 322.3 289.5 322.4 0.02 27 250 10230 -55.7 -68.7 18 13.0 -55.9 300 69 323.3 323.3 289.8 323.3 0.01 28 236 10596 -57.3 -69.3 20 12.0 -57.5 295 66 326.2 326.2 290.6 326.3 0.01 29 209 11369 -54.5 -67.5 19 13.0 -54.7 295 54 342.1 342.1 294.8 342.2 0.02 30 200 11650 -55.3 -68.3 18 13.0 -55.5 295 50 345.2 345.2 295.6 345.3 0.02 31 150 13470 -56.7 -72.7 12 16.0 -57.0 300 52 372.4 372.4 301.0 372.5 0.01 32 136 14092 -56.3 -72.3 12 16.0 -56.6 301 47 383.7 383.7 302.8 383.8 0.02 33 100 16030 -59.9 -77.9 8 18.0 -60.2 305 31 412.0 412.0 306.7 412.0 0.01 34 93 16480 -61.9 -79.9 7 18.0 -62.1 303 31 416.7 416.7 307.3 416.7 0.01 35 90 16684 -59.9 -77.9 8 18.0 -60.2 302 31 424.6 424.6 308.3 424.6 0.01 36 74 17890 -64.7 -82.7 7 18.0 -64.9 297 31 438.9 438.9 309.8 439.0 0.01 37 70 18230 -63.7 -82.7 6 19.0 -64.0 295 31 448.1 448.1 310.7 448.1 0.01 38 66 18590 -62.5 -81.5 6 19.0 -62.8 293 32 458.3 458.3 311.6 458.4 0.01 39 50 20280 -65.9 -84.9 5 19.0 -66.2 285 36 488.2 488.2 314.1 488.2 0.01 40 35 22419 -71.1 -89.1 5 18.0 -71.3 285 46 527.1 527.1 316.8 527.1 0.00 41 30 23330 -71.9 -89.9 5 18.0 -72.1 285 50 548.6 548.6 318.0 548.7 0.00 42 20 25710 -73.3 -92.3 4 19.0 -73.5 290 46 611.8 611.8 321.2 611.8 0.00 43 19 26011 -72.7 -91.7 4 19.0 -73.0 622.7 622.7 321.6 622.7 0.00 TRP 236 10596 -57.3 -69.3 20 12.0 -57.5 295 66 326.2 326.2 290.6 326.3 0.01 WND 278 9542 -50.3 -64.6 17 14.3 -50.6 300 87 321.4 321.4 289.2 321.5 0.02 Sounding variables and indices 1000-500 mb thick: 5419.00 m Freezing level: 850.00 mb = 1379.00 m = 4524.22 ft Freezing level: 811.00 mb = 1754.36 m = 5755.69 ft Freezing level: 811.00 mb = 1754.36 m = 5755.69 ft Wetbulb zero: 865.06 mb = 1236.93 m = 4058.12 ft Precipitable water: 0.50 inches Sfc-500 mean rel hum: 49.20 % Est. max temperature: 12.18 C = 53.93 F Sfc-Lift cond lev (LCL): 969.16 mb = 310.15 m = 1017.55 ft T: 8.47 C 700-500 lapse rate: 4.22 C/km ThetaE index: 6.06 C Layer 935.0- 811.0 mb Conv cond level (CCL): 885.60 mb = 1047.15 m = 3435.48 ft Mean mixing ratio: 5.29 g/kg Conv temperature: 12.00 C = 53.59 F Cap Strength: 8.80 C Lifted Index: 8.92 C Risk: None Lifted Index @300 mb: 12.56 C Lifted Index @700 mb: 0.15 C Showalter Index: 10.73 C Risk: None Total Totals Index: 38.40 C Risk: None Vertical Totals Index: 20.30 C Cross Totals Index: 18.10 C K Index: 13.50 Risk: None Sweat Index: 133.00 Risk: None Energy Index: 2.43 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.19 J/kg Max Up Vert Vel: 4.73 m/s Conv Inhibition (B-): 10.37 J/kg Cap Strength: 8.70 C Lift Cond Lev (LCL): 897.69 mb = 937.42 m = 3075.48 ft Lev Free Conv (LFC): 862.69 mb = 1259.12 m = 4130.91 ft Equ Level (EL): 832.69 mb = 1543.42 m = 5063.66 ft B at Equ Level: 11.04 J/kg Max Parcel Lev (MPL): 802.69 mb = 1835.63 m = 6022.33 ft Wind level data Storm motion: 323 at 33 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 ---------------------------------------------------------- 0 993 109 250 5 4.7 1.7 | 151 32 -15.5 28.2 1 925 695 290 31 29.1 -10.6 | 209 18 8.9 15.9 2 850 1379 290 31 29.1 -10.6 | 209 18 8.9 15.9 3 700 2912 290 35 32.9 -12.0 | 221 19 12.7 14.5 4 500 5470 295 71 64.3 -30.0 | 275 44 44.1 -3.5 5 400 7080 300 79 68.4 -39.5 | 285 50 48.2 -13.0 6 300 9040 290 85 79.9 -29.1 | 273 60 59.7 -2.6 7 278 9542 300 87 75.3 -43.5 | 287 58 55.1 -17.0 8 250 10230 300 69 59.8 -34.5 | 281 40 39.5 -8.0 9 236 10596 295 66 59.8 -27.9 | 272 40 39.6 -1.4 10 200 11650 295 50 45.3 -21.1 | 258 26 25.1 5.3 11 150 13470 300 52 45.0 -26.0 | 269 25 24.8 0.5 12 100 16030 305 31 25.4 -17.8 | 211 10 5.2 8.7 13 70 18230 295 31 28.1 -13.1 | 211 16 7.9 13.4 14 50 20280 285 36 34.8 -9.3 | 220 22 14.6 17.1 15 30 23330 285 50 48.3 -12.9 | 244 31 28.1 13.5 16 20 25710 290 46 43.2 -15.7 | 245 25 23.0 10.7 Wind Parameters Mean winds (0-6000m): 292.6 at 44.4 knts Storm direction: 322.6 at 33.3 knts Shear (0-3000m) pos: 5.3 neg: 0.6 tot: 5.9 10-3/s Storm rel Dir Shear (0-3000m): 77.6 deg Storm rel helicity (0-3000m) pos: 206.8 neg: 0.0 tot: 206.8 m^2/s^2 ave: 68.9 10^-3 m/s^2 rel: 0.89 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 5.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.10 Bulk Shear: 108.74 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 ------------------------------------------------------------------------------- 500 284 16 168 23| 23.9 0.0 23.9|153.3 0.0 153.3 306.5 0.88| 25.1 22.1 1000 288 23 186 19| 14.1 0.0 14.1|174.2 0.0 174.2 174.2 0.87| 15.1 13.2 1500 289 26 194 19| 9.4 0.2 9.6|177.0 0.0 177.0 118.0 0.88| 10.2 9.0 2000 289 28 198 18| 7.0 0.5 7.5|183.2 0.0 183.2 91.6 0.88| 8.0 7.1 2500 289 29 202 18| 5.6 0.7 6.3|189.4 0.0 189.4 75.8 0.88| 6.7 5.9 3000 289 30 206 18| 5.3 0.6 5.9|206.8 0.0 206.8 68.9 0.89| 6.2 5.5 4000 290 34 217 19| 5.8 0.4 6.2|277.9 0.0 277.9 69.5 0.86| 6.5 5.6 5000 291 39 232 20| 6.1 0.3 6.4|354.6 0.0 354.6 70.9 0.81| 6.6 5.3 6000 293 44 246 23| 5.8 0.3 6.1|425.3 0.0 425.3 70.9 0.79| 6.3 5.0 Wrote GIF file: /home/apache/climate/data/raob//U2820/skewt/U2820.skewt.20251106.12.gif