UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103112.upa.cvt Date: 1200Z 31 OCT 25 Searching for U2820... Searching the city database file for: U2820 ... Date:1200Z 31 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 1000 110 5.0 2.3 83 2.7 3.8 90 7 278.1 278.9 276.9 290.5 4.51 1 925 740 0.4 -2.0 84 2.4 -0.6 270 15 279.7 280.3 276.5 289.7 3.56 2 895 1004 -1.3 -3.2 87 1.9 -2.0 299 19 280.6 281.2 276.7 290.1 3.37 3 890 1048 -1.9 -4.1 85 2.2 -2.7 304 20 280.4 281.0 276.3 289.3 3.17 4 863 1293 -2.1 -8.1 63 6.0 -4.2 332 23 282.7 283.1 276.5 289.6 2.40 5 857 1349 -2.1 -8.1 63 6.0 -4.2 338 24 283.3 283.7 276.8 290.2 2.42 6 850 1414 -2.5 -8.5 63 6.0 -4.6 345 25 283.5 283.9 276.8 290.3 2.36 7 835 1553 -3.3 -9.3 63 6.0 -5.4 349 24 284.1 284.5 277.0 290.7 2.26 8 643 3564 -12.3 -33.3 16 21.0 -15.9 53 16 296.0 296.0 280.1 297.2 0.36 9 598 4111 -15.3 -42.3 8 27.0 -18.7 71 13 298.7 298.7 281.0 299.2 0.15 10 554 4681 -18.1 -40.1 13 22.0 -21.0 90 10 302.0 302.0 282.5 302.7 0.21 11 500 5430 -25.5 -38.5 29 13.0 -27.0 115 7 301.9 302.0 282.5 302.9 0.27 12 488 5605 -27.1 -38.1 34 11.0 -28.3 132 7 302.1 302.1 282.6 303.1 0.29 13 481 5709 -27.1 -37.1 38 10.0 -28.2 142 8 303.3 303.4 283.2 304.5 0.33 14 400 7010 -36.9 -41.6 62 4.7 -37.2 270 11 307.0 307.1 284.5 307.9 0.25 15 373 7489 -40.5 -44.7 64 4.2 -40.8 270 14 308.5 308.5 285.0 309.1 0.19 16 368 7580 -41.3 -45.5 64 4.2 -41.5 270 14 308.6 308.6 285.0 309.2 0.18 17 337 8173 -44.3 -48.7 61 4.4 -44.5 270 18 312.4 312.4 286.4 312.9 0.14 18 300 8940 -50.5 -54.8 60 4.3 -50.6 270 23 314.2 314.2 286.9 314.5 0.07 19 250 10100 -60.7 -65.1 56 4.4 -60.7 270 31 315.8 315.8 287.4 315.9 0.02 20 243 10279 -62.3 -67.1 52 4.8 -62.3 270 32 316.0 316.0 287.5 316.1 0.02 21 231 10596 -64.3 -69.0 52 4.7 -64.3 270 33 317.6 317.6 288.0 317.6 0.02 22 224 10788 -64.5 -69.2 52 4.7 -64.6 272 33 320.1 320.1 288.8 320.1 0.02 23 200 11500 -59.5 -64.5 52 5.0 -59.6 280 31 338.5 338.5 294.0 338.7 0.03 24 192 11755 -57.9 -62.9 53 5.0 -58.0 281 30 345.1 345.1 295.6 345.3 0.04 25 182 12091 -57.3 -63.3 46 6.0 -57.4 282 28 351.4 351.4 297.0 351.6 0.04 26 150 13310 -56.7 -63.7 41 7.0 -56.9 285 23 372.4 372.4 301.0 372.6 0.05 27 100 15860 -58.7 -70.7 20 12.0 -59.0 285 25 414.3 414.3 307.0 414.5 0.03 28 94 16249 -58.7 -70.7 20 12.0 -59.0 282 25 421.7 421.7 307.9 421.9 0.03 29 73 17821 -62.7 -76.7 14 14.0 -63.0 272 25 444.9 444.9 310.4 445.0 0.02 30 70 18080 -62.5 -76.5 14 14.0 -62.8 270 25 450.7 450.7 310.9 450.8 0.02 31 59 19129 -64.9 -79.9 11 15.0 -65.1 270 26 467.9 467.9 312.5 467.9 0.01 32 55 19559 -63.7 -78.7 11 15.0 -64.0 270 26 480.1 480.1 313.5 480.2 0.01 33 50 20140 -66.3 -82.3 9 16.0 -66.5 270 27 487.2 487.3 314.0 487.3 0.01 34 47 20513 -67.9 -83.9 8 16.0 -68.1 271 27 492.1 492.1 314.4 492.2 0.01 35 45 20774 -68.1 -84.1 8 16.0 -68.3 272 27 497.8 497.8 314.8 497.8 0.01 36 36 22116 -67.3 -83.3 9 16.0 -67.6 276 27 532.7 532.7 317.1 532.7 0.01 37 30 23210 -69.3 -85.3 8 16.0 -69.6 280 27 555.7 555.7 318.4 555.8 0.01 38 23 24778 -72.3 -89.3 6 17.0 -72.5 273 32 590.8 590.8 320.2 590.8 0.01 39 22 25039 -70.7 -87.7 6 17.0 -71.0 272 33 603.1 603.1 320.7 603.1 0.01 40 20 25600 -72.5 -89.5 6 17.0 -72.8 270 35 614.2 614.3 321.2 614.3 0.01 41 13 28132 -73.7 -90.7 6 17.0 -74.0 273 39 690.6 690.6 324.1 690.7 0.01 42 10 29680 -70.7 -88.7 5 18.0 -71.3 275 42 755.6 755.7 326.1 755.8 0.01 43 8.3 30789 -69.3 -88.3 5 19.0 -70.2 802.5 802.5 327.3 802.7 0.02 44 6.9 31887 -71.1 -89.1 5 18.0 -71.9 838.6 838.6 328.1 838.8 0.02 45 5.0 33815 -66.5 -86.3 5 19.8 -68.4 270 60 940.5 940.5 330.2 941.0 0.05 46 4.8 34062 -65.9 -85.9 5 20.0 -68.0 954.2 954.3 330.4 954.8 0.05 TRP 231 10596 -64.3 -69.0 52 4.7 -64.3 270 33 317.6 317.6 288.0 317.6 0.02 WND 5.0 33815 -66.5 -86.3 5 19.8 -68.4 270 60 940.5 940.5 330.2 941.0 0.05 Sounding variables and indices 1000-500 mb thick: 5319.92 m Freezing level: 917.94 mb = 802.06 m = 2631.38 ft Wetbulb zero: 934.79 mb = 654.91 m = 2148.62 ft Precipitable water: 0.36 inches Sfc-500 mean rel hum: 40.69 % Est. max temperature: 10.38 C = 50.68 F Sfc-Lift cond lev (LCL): 959.24 mb = 446.33 m = 1464.32 ft T: 2.54 C 700-500 lapse rate: 6.40 C/km ThetaE index: 0.87 C Layer 925.0- 895.0 mb Conv cond level (CCL): 895.70 mb = 997.45 m = 3272.44 ft Mean mixing ratio: 3.89 g/kg Conv temperature: 7.44 C = 45.40 F Cap Strength: 11.65 C Lifted Index: 10.69 C Risk: None Lifted Index @300 mb: 17.16 C Lifted Index @700 mb: 6.19 C Showalter Index: 10.46 C Risk: None Total Totals Index: 40.00 C Risk: None Vertical Totals Index: 23.00 C Cross Totals Index: 17.00 C K Index: -1.62 Risk: None Sweat Index: 57.00 Risk: None Energy Index: 2.60 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.84 J/kg Max Up Vert Vel: 3.70 m/s Conv Inhibition (B-): 54916.01 J/kg Cap Strength: 11.66 C Lift Cond Lev (LCL): 914.23 mb = 833.69 m = 2735.16 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 21 at 11 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 1000 110 90 7 -7.0 0.0 | 164 11 -3.0 10.5 1 925 740 270 15 15.0 -0.0 | 241 22 19.0 10.5 2 850 1414 345 25 6.5 -24.1 | 322 17 10.5 -13.6 3 500 5430 115 7 -6.3 3.0 | 170 14 -2.3 13.5 4 400 7010 270 11 11.0 -0.0 | 235 18 15.0 10.5 5 300 8940 270 23 23.0 -0.0 | 249 29 27.0 10.5 6 250 10100 270 31 31.0 -0.0 | 253 37 35.0 10.5 7 231 10596 270 33 33.0 -0.0 | 254 38 37.0 10.5 8 200 11500 280 31 30.5 -5.4 | 262 35 34.5 5.1 9 150 13310 285 23 22.2 -6.0 | 260 27 26.2 4.6 10 100 15860 285 25 24.1 -6.5 | 262 28 28.2 4.0 11 70 18080 270 25 25.0 -0.0 | 250 31 29.0 10.5 12 50 20140 270 27 27.0 -0.0 | 251 33 31.0 10.5 13 30 23210 280 27 26.6 -4.7 | 259 31 30.6 5.8 14 20 25600 270 35 35.0 -0.0 | 255 40 39.0 10.5 15 10 29680 275 42 41.8 -3.7 | 262 46 45.9 6.8 Wind Parameters Mean winds (0-6000m): 350.9 at 15.0 knts Storm direction: 20.9 at 11.2 knts Shear (0-3000m) pos: 13.5 neg: 0.0 tot: 13.5 10-3/s Storm rel Dir Shear (0-3000m): -119.1 deg Storm rel helicity (0-3000m) pos: 303.4 neg: 0.0 tot: 303.4 m^2/s^2 ave: 233.4 10^-3 m/s^2 rel: 0.89 Storm rel vorticity (0-3000m) horiz: 10.8 stream: 9.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.43 Bulk Shear: 15.89 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 ------------------------------------------------------------------------------- 500 304 10 249 13| 20.0 0.0 20.0|107.8 0.0 107.8 215.6 0.75| 26.7 20.1 1000 287 13 249 18| 13.5 0.0 13.5|237.4 0.0 237.4 237.4 0.86| 25.3 21.8 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 351 15 304 8| 10.2 0.0 10.2|333.0 -33.3 299.7 149.8 0.18| 9.7 1.8 Wrote GIF file: /home/apache/climate/data/raob//U2820/skewt/U2820.skewt.20251031.12.gif