UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102900.upa.cvt Date: 0000Z 29 OCT 25 Searching for U8275... Searching the city database file for: U8275 ... Date:0000Z 29 OCT 25 Station: U8275 WMO ident: 28275 Latitude: 58.15 Longitude: 68.18 ------------------------------------------------------------------------------- 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 1012 52 7.0 -2.0 53 9.0 3.2 180 5 279.2 279.7 275.7 288.3 3.26 1 1000 150 7.2 -2.8 49 10.0 3.0 200 17 280.4 280.9 276.2 289.1 3.11 2 953 548 7.0 -3.0 49 10.0 2.8 228 26 284.0 284.6 278.2 293.2 3.21 3 925 793 5.4 -5.6 45 11.0 1.0 245 31 284.8 285.3 278.0 292.7 2.72 4 850 1473 2.4 -18.6 19 21.0 -3.7 240 40 288.7 288.8 277.6 291.8 1.04 5 840 1569 2.2 -18.8 19 21.0 -4.0 239 40 289.4 289.6 277.9 292.6 1.03 6 797 1992 0.6 -17.4 25 18.0 -4.8 237 41 292.1 292.3 279.5 295.9 1.22 7 700 3018 -7.9 -15.9 53 8.0 -10.2 230 44 293.7 294.0 280.7 298.6 1.58 8 649 3605 -7.9 -11.6 75 3.7 -9.2 233 44 300.2 300.6 284.4 307.6 2.42 9 644 3665 -8.3 -11.1 80 2.8 -9.3 234 44 300.4 300.8 284.7 308.2 2.54 10 511 5419 -19.9 -23.7 72 3.8 -20.7 244 44 306.9 307.1 285.5 310.5 1.10 11 500 5580 -20.7 -24.3 73 3.6 -21.5 245 44 307.8 308.0 285.8 311.3 1.07 12 415 6937 -27.7 -31.4 71 3.7 -28.3 258 56 315.6 315.8 288.1 318.0 0.67 13 400 7200 -29.7 -33.5 69 3.8 -30.2 260 58 316.4 316.5 288.2 318.4 0.57 14 335 8438 -41.1 -44.7 68 3.6 -41.3 263 63 317.3 317.3 288.1 318.1 0.21 15 300 9180 -47.1 -50.7 66 3.6 -47.3 265 66 319.0 319.0 288.6 319.4 0.12 16 287 9469 -50.5 -54.1 66 3.6 -50.6 265 66 318.2 318.2 288.2 318.5 0.09 17 250 10350 -56.9 -60.6 63 3.7 -57.0 265 66 321.5 321.5 289.2 321.6 0.04 18 230 10873 -60.6 -64.2 62 3.6 -60.6 270 69 323.7 323.7 289.9 323.8 0.03 19 200 11730 -66.7 -70.2 61 3.5 -66.7 275 66 327.1 327.1 290.9 327.2 0.01 20 199 11760 -66.9 -70.5 60 3.6 -66.9 275 64 327.3 327.3 291.0 327.3 0.01 21 150 13490 -60.7 -64.5 61 3.8 -60.8 285 48 365.5 365.5 299.8 365.7 0.04 22 148 13574 -59.9 -63.9 59 4.0 -60.0 285 48 368.3 368.3 300.3 368.5 0.05 23 118 14978 -62.3 -66.5 57 4.2 -62.4 282 41 388.5 388.5 303.6 388.7 0.04 24 100 16000 -61.7 -66.1 56 4.4 -61.8 280 36 408.5 408.5 306.3 408.8 0.05 25 91 16581 -61.7 -66.2 55 4.5 -61.8 281 37 419.7 419.7 307.7 420.0 0.06 26 77 17609 -62.7 -67.7 51 5.0 -62.9 284 39 438.1 438.2 309.7 438.4 0.05 27 71 18104 -65.7 -70.4 52 4.7 -65.8 285 40 442.0 442.0 310.1 442.3 0.04 28 70 18190 -65.3 -70.1 51 4.8 -65.4 285 40 444.7 444.7 310.4 444.9 0.04 29 63 18832 -63.5 -68.5 51 5.0 -63.7 287 39 462.3 462.3 312.0 462.6 0.06 30 50 20240 -65.9 -71.9 43 6.0 -66.1 290 38 488.2 488.2 314.1 488.5 0.05 31 39 21744 -67.1 -73.1 42 6.0 -67.3 521.1 521.1 316.4 521.4 0.05 TRP 199 11760 -66.9 -70.5 60 3.6 -66.9 275 64 327.3 327.3 291.0 327.3 0.01 WND 230 10873 -60.6 -64.2 62 3.6 -60.6 270 69 323.7 323.7 289.9 323.8 0.03 Sounding variables and indices 1000-500 mb thick: 5430.00 m Freezing level: 790.15 mb = 2064.37 m = 6772.80 ft Wetbulb zero: 908.95 mb = 933.79 m = 3063.59 ft Precipitable water: 0.44 inches Sfc-500 mean rel hum: 53.93 % Est. max temperature: 15.86 C = 60.54 F Sfc-Lift cond lev (LCL): 881.18 mb = 1183.28 m = 3882.11 ft T: 3.68 C 700-500 lapse rate: 5.00 C/km ThetaE index: 1.35 C Layer 925.0- 840.0 mb Conv cond level (CCL): 700.19 mb = 3015.86 m = 9894.43 ft Mean mixing ratio: 3.02 g/kg Conv temperature: 21.59 C = 70.86 F Cap Strength: 13.77 C Lifted Index: 14.38 C Risk: None Lifted Index @300 mb: 19.50 C Lifted Index @700 mb: 6.67 C Showalter Index: 14.14 C Risk: None Total Totals Index: 25.20 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 2.10 C K Index: -3.50 Risk: None Sweat Index: 159.89 Risk: None Energy Index: 4.06 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.69 J/kg Max Up Vert Vel: 6.59 m/s Conv Inhibition (B-): 34343.58 J/kg Cap Strength: 13.87 C Lift Cond Lev (LCL): 819.56 mb = 1767.11 m = 5797.53 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 267 at 30 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 1012 52 180 5 0.0 5.0 | 97 30 -30.1 3.7 1 1000 150 200 17 5.8 16.0 | 121 28 -24.3 14.7 2 925 793 245 31 28.1 13.1 | 170 12 -2.0 11.8 3 850 1473 240 40 34.6 20.0 | 194 19 4.5 18.7 4 700 3018 230 44 33.7 28.3 | 188 27 3.6 27.0 5 500 5580 245 44 39.9 18.6 | 210 20 9.8 17.3 6 400 7200 260 58 57.1 10.1 | 252 28 27.0 8.8 7 300 9180 265 66 65.7 5.8 | 263 36 35.7 4.4 8 250 10350 265 66 65.7 5.8 | 263 36 35.7 4.4 9 230 10873 270 69 69.0 -0.0 | 272 39 38.9 -1.3 10 200 11730 275 66 65.7 -5.8 | 281 36 35.7 -7.1 11 199 11760 275 64 63.8 -5.6 | 282 34 33.7 -6.9 12 150 13490 285 48 46.4 -12.4 | 310 21 16.3 -13.7 13 100 16000 280 36 35.5 -6.3 | 325 9 5.4 -7.6 14 70 18190 285 40 38.6 -10.4 | 324 14 8.5 -11.7 15 50 20240 290 38 35.7 -13.0 | 339 15 5.6 -14.3 Wind Parameters Mean winds (0-6000m): 237.5 at 40.2 knts Storm direction: 267.5 at 30.1 knts Shear (0-3000m) pos: 5.6 neg: 2.2 tot: 7.8 10-3/s Storm rel Dir Shear (0-3000m): 90.9 deg Storm rel helicity (0-3000m) pos: 208.1 neg: -13.9 tot: 194.1 m^2/s^2 ave: 64.7 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 9.1 stream: 5.6 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.29 Bulk Shear: 73.71 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 ------------------------------------------------------------------------------- 500 215 19 127 24| 23.4 0.0 23.4|157.8 0.0 157.8 315.5 0.86| 26.9 23.2 1000 233 25 144 17| 16.7 0.0 16.7|194.5 0.0 194.5 194.5 0.82| 20.2 16.4 1500 237 29 159 16| 11.1 2.1 13.3|208.1 0.0 208.1 138.7 0.77| 15.6 12.0 2000 237 32 169 16| 8.4 2.2 10.5|208.1 -3.9 204.2 102.1 0.71| 12.4 8.8 2500 236 34 175 18| 6.7 2.2 8.9|208.1 -8.9 199.2 79.7 0.66| 10.5 6.9 3000 235 36 178 19| 5.6 2.2 7.8|208.1 -13.9 194.1 64.7 0.62| 9.1 5.6 4000 235 38 182 21| 4.4 1.7 6.1|230.8 -13.9 216.9 54.2 0.63| 7.4 4.7 5000 236 39 186 21| 3.7 1.3 5.0|251.7 -13.9 237.8 47.6 0.64| 6.4 4.1 6000 237 40 191 21| 3.6 1.1 4.7|289.9 -13.9 276.0 46.0 0.67| 6.0 4.0 Wrote GIF file: /home/apache/climate/data/raob//U8275/skewt/U8275.skewt.20251029.00.gif