UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100800.upa.cvt Date: 0000Z 8 OCT 25 Searching for U2820... Searching the city database file for: U2820 ... Date:0000Z 8 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 ------------------------------------------------------------------------------- SFC 1009 113 3.0 2.5 97 0.5 2.8 200 1 275.4 276.2 275.5 287.7 4.54 1 1002 170 8.6 8.0 96 0.6 8.3 212 4 281.6 282.7 281.3 300.0 6.72 2 1000 186 8.8 8.2 96 0.6 8.5 215 5 282.0 283.1 281.6 300.7 6.83 3 971 430 9.0 6.4 84 2.6 7.6 234 7 284.5 285.6 282.1 301.8 6.21 4 925 830 6.4 2.3 75 4.1 4.4 265 9 285.9 286.7 281.2 299.6 4.88 5 908 982 5.4 -0.6 65 6.0 2.7 264 9 286.3 287.0 280.4 297.8 4.03 6 850 1517 0.6 -2.4 80 3.0 -0.7 260 9 286.8 287.4 280.3 297.6 3.77 7 831 1698 -0.7 -2.7 86 2.0 -1.6 257 10 287.3 287.9 280.5 298.1 3.77 8 824 1766 -0.5 -2.3 88 1.8 -1.3 255 10 288.2 288.9 281.1 299.4 3.92 9 794 2063 0.8 -11.2 40 12.0 -3.5 249 12 292.6 293.0 280.8 298.8 2.04 10 779 2216 0.0 -14.0 34 14.0 -4.7 247 13 293.4 293.7 280.7 298.5 1.66 11 727 2766 -2.7 -16.7 33 14.0 -7.0 236 15 296.3 296.5 281.6 300.7 1.42 12 700 3065 -4.7 -18.7 33 14.0 -8.7 230 17 297.3 297.5 281.8 301.2 1.25 13 623 3972 -10.9 -17.9 56 7.0 -12.9 240 16 300.3 300.5 283.4 305.0 1.50 14 588 4414 -14.3 -24.3 42 10.0 -16.5 246 15 301.3 301.5 283.1 304.3 0.91 15 530 5196 -18.3 -36.3 19 18.0 -21.0 255 14 305.6 305.7 284.1 306.7 0.32 16 506 5542 -19.9 -37.9 19 18.0 -22.4 259 13 307.7 307.8 284.8 308.7 0.29 17 500 5630 -20.7 -37.7 20 17.0 -23.0 260 13 307.8 307.9 284.9 308.8 0.30 18 444 6492 -27.3 -33.3 57 6.0 -28.1 265 12 310.1 310.2 286.0 311.9 0.52 19 400 7230 -33.5 -41.5 44 8.0 -34.2 270 11 311.4 311.5 286.2 312.4 0.25 20 348 8191 -41.5 -49.5 42 8.0 -41.9 314 21 313.3 313.3 286.6 313.7 0.12 21 300 9190 -45.5 -54.5 36 9.0 -45.9 360 31 321.2 321.2 289.2 321.5 0.08 22 294 9324 -45.7 -55.7 31 10.0 -46.1 1 32 322.8 322.8 289.7 323.1 0.07 23 250 10390 -51.3 -63.3 23 12.0 -51.5 10 42 329.8 329.8 291.7 329.9 0.03 24 239 10682 -52.9 -64.9 22 12.0 -53.1 5 40 331.7 331.7 292.2 331.8 0.03 25 235 10791 -52.5 -64.5 22 12.0 -52.8 4 38 333.9 333.9 292.8 334.0 0.03 26 224 11103 -51.5 -63.5 23 12.0 -51.8 1 32 340.0 340.0 294.4 340.2 0.03 27 200 11840 -51.5 -64.5 20 13.0 -51.8 355 19 351.2 351.2 296.9 351.4 0.03 28 150 13690 -54.9 -70.9 12 16.0 -55.2 315 9 375.5 375.5 301.5 375.6 0.02 29 137 14267 -57.1 -74.1 10 17.0 -57.4 317 9 381.5 381.5 302.5 381.5 0.01 30 124 14900 -55.7 -73.7 9 18.0 -56.1 320 9 395.0 395.0 304.5 395.1 0.01 31 109 15712 -60.3 -78.3 8 18.0 -60.6 323 9 401.2 401.2 305.4 401.2 0.01 32 100 16250 -60.1 -78.1 8 18.0 -60.4 325 9 411.6 411.6 306.7 411.7 0.01 33 93 16704 -57.9 -75.9 8 18.0 -58.3 326 9 424.6 424.6 308.3 424.6 0.01 34 70 18480 -60.5 -79.5 7 19.0 -60.9 330 11 455.0 455.0 311.3 455.0 0.01 35 50 20580 -60.5 -80.5 6 20.0 -61.0 330 13 500.9 500.9 315.0 501.0 0.01 36 30 23720 -64.7 -84.7 5 20.0 -65.2 310 15 568.3 568.3 319.0 568.3 0.01 37 20 26210 -64.1 -85.1 4 21.0 -64.9 310 13 640.0 640.0 322.3 640.1 0.01 38 19 26524 -65.1 -85.1 5 20.0 -65.8 309 14 646.3 646.3 322.6 646.4 0.01 39 13 28865 -60.9 -82.9 4 22.0 -62.6 304 18 735.0 735.0 325.5 735.2 0.03 40 12 29361 -62.5 -84.5 4 22.0 -64.0 303 19 746.3 746.3 325.8 746.5 0.03 41 10 30500 -57.9 -79.9 4 22.0 -60.6 300 21 803.4 803.5 327.3 804.1 0.07 42 9.1 31092 -59.7 -81.7 4 22.0 -62.1 818.5 818.5 327.7 819.0 0.06 43 7.8 32064 -56.1 -79.1 4 23.0 -59.9 869.8 869.9 328.8 870.8 0.10 TRP 239 10682 -52.9 -64.9 22 12.0 -53.1 5 40 331.7 331.7 292.2 331.8 0.03 WND Sounding variables and indices 1000-500 mb thick: 5444.00 m Freezing level: 841.23 mb = 1600.53 m = 5251.03 ft Freezing level: 812.46 mb = 1879.86 m = 6167.46 ft Freezing level: 779.00 mb = 2215.66 m = 7269.13 ft Wetbulb zero: 861.76 mb = 1405.58 m = 4611.44 ft Precipitable water: 0.55 inches Sfc-500 mean rel hum: 49.90 % Est. max temperature: 14.30 C = 57.74 F Sfc-Lift cond lev (LCL): 1001.17 mb = 176.40 m = 578.74 ft T: 8.68 C 700-500 lapse rate: 6.24 C/km ThetaE index: 4.27 C Layer 925.0- 831.0 mb Conv cond level (CCL): 888.52 mb = 1157.78 m = 3798.45 ft Mean mixing ratio: 5.67 g/kg Conv temperature: 14.08 C = 57.35 F Cap Strength: 8.26 C Lifted Index: 8.17 C Risk: None Lifted Index @300 mb: 15.07 C Lifted Index @700 mb: 4.66 C Showalter Index: 9.98 C Risk: None Total Totals Index: 39.60 C Risk: None Vertical Totals Index: 21.30 C Cross Totals Index: 18.30 C K Index: 4.90 Risk: None Sweat Index: 31.00 Risk: None Energy Index: 2.40 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.98 J/kg Max Up Vert Vel: 6.63 m/s Conv Inhibition (B-): 37.01 J/kg Cap Strength: 8.13 C Lift Cond Lev (LCL): 918.40 mb = 888.66 m = 2915.52 ft Lev Free Conv (LFC): 843.40 mb = 1579.41 m = 5181.73 ft Equ Level (EL): 823.40 mb = 1771.42 m = 5811.67 ft B at Equ Level: 20.12 J/kg Max Parcel Lev (MPL): 793.40 mb = 2068.78 m = 6787.26 ft Wind level data Storm motion: 276 at 10 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 1009 113 200 1 0.3 0.9 | 101 9 -9.1 1.9 1 1000 186 215 5 2.9 4.1 | 127 8 -6.6 5.0 2 925 830 265 9 9.0 0.8 | 164 2 -0.5 1.7 3 850 1517 260 9 8.9 1.6 | 166 3 -0.6 2.5 4 700 3065 230 17 13.0 10.9 | 197 12 3.6 11.8 5 500 5630 260 13 12.8 2.3 | 226 5 3.3 3.2 6 400 7230 270 11 11.0 -0.0 | 239 2 1.5 0.9 7 300 9190 360 31 -0.0 -31.0 | 17 32 -9.5 -30.1 8 250 10390 10 42 -7.3 -41.4 | 23 44 -16.8 -40.4 9 239 10682 5 40 -3.5 -39.8 | 18 41 -13.0 -38.9 10 200 11840 355 19 1.7 -18.9 | 23 20 -7.8 -18.0 11 150 13690 315 9 6.4 -6.4 | 30 6 -3.1 -5.4 12 100 16250 325 9 5.2 -7.4 | 34 8 -4.3 -6.5 13 70 18480 330 11 5.5 -9.5 | 25 9 -4.0 -8.6 14 50 20580 330 13 6.5 -11.3 | 16 11 -3.0 -10.3 15 30 23720 310 15 11.5 -9.6 | 347 9 2.0 -8.7 16 20 26210 310 13 10.0 -8.4 | 356 7 0.5 -7.4 17 10 30500 300 21 18.2 -10.5 | 318 13 8.7 -9.6 Wind Parameters Mean winds (0-6000m): 245.5 at 12.7 knts Storm direction: 275.5 at 9.5 knts Shear (0-3000m) pos: 1.5 neg: 1.8 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 95.7 deg Storm rel helicity (0-3000m) pos: 15.6 neg: -1.5 tot: 14.1 m^2/s^2 ave: 4.7 10^-3 m/s^2 rel: 0.39 Storm rel vorticity (0-3000m) horiz: 3.8 stream: 1.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.30 Bulk Shear: 6.66 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 ------------------------------------------------------------------------------- 500 233 6 133 7| 7.2 0.0 7.2| 12.8 0.0 12.8 25.5 0.73| 8.8 6.4 1000 253 7 141 4| 4.4 0.0 4.4| 13.4 0.0 13.4 13.4 0.62| 5.9 3.7 1500 256 8 147 3| 2.9 0.3 3.3| 13.8 0.0 13.8 9.2 0.61| 4.3 2.6 2000 255 9 159 3| 2.2 1.0 3.3| 15.3 0.0 15.3 7.6 0.58| 4.0 2.3 2500 251 10 174 4| 1.8 1.5 3.3| 15.6 -0.1 15.5 6.2 0.48| 3.9 1.9 3000 245 11 182 5| 1.5 1.8 3.3| 15.6 -1.5 14.1 4.7 0.39| 3.8 1.5 4000 242 12 190 7| 1.3 1.3 2.6| 20.8 -1.5 19.3 4.8 0.41| 3.3 1.4 5000 243 13 195 7| 1.1 1.1 2.2| 23.9 -1.5 22.4 4.5 0.41| 3.0 1.2 6000 246 13 199 7| 1.0 0.9 1.9| 25.1 -1.5 23.6 3.9 0.41| 2.7 1.1 Wrote GIF file: /home/apache/climate/data/raob//U2820/skewt/U2820.skewt.20251008.00.gif