UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101700.upa.cvt Date: 0000Z 17 OCT 25 Searching for U8275... Searching the city database file for: U8275 ... Date:0000Z 17 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 1024 51 -0.3 -7.3 59 7.0 -2.6 135 9 271.0 271.4 269.2 276.9 2.15 1 1000 240 -1.9 -8.9 59 7.0 -4.1 150 23 271.2 271.6 269.1 276.6 1.95 2 972 467 -2.7 -9.7 59 7.0 -4.8 166 27 272.7 273.0 269.8 277.9 1.88 3 945 693 3.0 -9.0 41 12.0 -1.2 183 32 280.7 281.0 274.8 286.5 2.04 4 925 867 2.2 -15.8 25 18.0 -3.1 195 35 281.6 281.8 274.0 285.1 1.20 5 850 1543 0.2 -19.8 21 20.0 -5.3 185 33 286.4 286.5 276.2 289.2 0.93 6 846 1581 0.0 -19.0 22 19.0 -5.3 185 33 286.5 286.7 276.5 289.6 1.01 7 700 3080 -7.7 -28.7 17 21.0 -12.0 200 31 294.0 294.0 279.4 295.6 0.51 8 666 3463 -10.7 -29.7 19 19.0 -14.3 200 31 294.8 294.9 279.7 296.4 0.49 9 662 3509 -11.1 -30.1 19 19.0 -14.7 200 31 294.9 294.9 279.7 296.4 0.47 10 573 4601 -15.9 -19.8 72 3.9 -16.9 200 30 301.7 301.9 283.8 306.1 1.39 11 554 4853 -17.7 -21.2 74 3.5 -18.6 200 30 302.5 302.7 284.0 306.5 1.27 12 500 5610 -22.5 -26.2 72 3.7 -23.2 200 29 305.6 305.8 284.8 308.6 0.90 13 449 6392 -28.3 -32.3 68 4.0 -28.9 198 31 307.9 308.0 285.2 309.8 0.57 14 400 7210 -34.9 -39.1 65 4.2 -35.3 195 33 309.6 309.7 285.6 310.8 0.32 15 368 7789 -39.5 -43.6 65 4.1 -39.8 195 34 311.0 311.0 285.9 311.8 0.22 16 300 9170 -47.3 -51.0 66 3.7 -47.4 195 35 318.7 318.7 288.5 319.1 0.12 17 276 9716 -51.3 -54.9 65 3.6 -51.4 200 34 320.6 320.6 289.0 320.9 0.08 18 250 10350 -56.5 -60.0 65 3.5 -56.6 205 33 322.1 322.1 289.5 322.3 0.05 19 225 11011 -60.9 -64.6 61 3.7 -60.9 217 34 325.2 325.2 290.3 325.3 0.03 20 200 11740 -62.5 -66.2 61 3.7 -62.6 230 36 333.8 333.8 292.7 333.9 0.03 21 186 12187 -64.3 -68.2 59 3.9 -64.3 230 36 337.9 337.9 293.8 338.0 0.02 22 159 13163 -58.1 -62.2 59 4.1 -58.2 237 29 363.9 363.9 299.5 364.1 0.06 23 150 13530 -58.7 -62.8 59 4.1 -58.8 240 27 368.9 369.0 300.4 369.2 0.05 24 115 15191 -59.7 -64.5 53 4.8 -59.8 250 20 396.2 396.2 304.7 396.5 0.06 25 100 16060 -61.1 -67.1 45 6.0 -61.3 255 17 409.7 409.7 306.5 409.9 0.05 26 91 16646 -59.7 -65.7 45 6.0 -59.9 262 17 423.7 423.7 308.2 424.0 0.06 27 70 18280 -60.7 -67.7 39 7.0 -60.9 280 17 454.5 454.5 311.3 454.9 0.06 28 62 19033 -61.9 -68.9 39 7.0 -62.1 287 18 467.9 467.9 312.5 468.3 0.06 29 50 20360 -63.3 -71.3 33 8.0 -63.6 300 19 494.3 494.3 314.5 494.6 0.05 30 31 23308 -63.7 -72.7 28 9.0 -64.1 300 21 565.7 565.7 318.9 566.1 0.07 31 30 23510 -62.5 -72.5 25 10.0 -63.0 300 21 574.3 574.3 319.4 574.8 0.07 32 20 26020 -59.7 -69.7 26 10.0 -60.7 310 21 653.4 653.5 322.9 654.7 0.16 33 14 28265 -56.9 -68.9 21 12.0 -58.8 733.1 733.2 325.5 735.4 0.26 TRP 186 12187 -64.3 -68.2 59 3.9 -64.3 230 36 337.9 337.9 293.8 338.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 5370.00 m Freezing level: Surface below freezing Freezing level: 959.21 mb = 573.98 m = 1883.11 ft Freezing level: 846.00 mb = 1580.89 m = 5186.57 ft Wetbulb zero: Below ground Precipitable water: 0.27 inches Sfc-500 mean rel hum: 39.66 % Est. max temperature: 13.56 C = 56.40 F Sfc-Lift cond lev (LCL): 917.61 mb = 931.11 m = 3054.79 ft T: 2.01 C 700-500 lapse rate: 5.85 C/km ThetaE index: 1.40 C Layer 925.0- 850.0 mb Conv cond level (CCL): 569.29 mb = 4649.81 m = 15255.11 ft Mean mixing ratio: 1.89 g/kg Conv temperature: 30.73 C = 87.31 F Cap Strength: 19.43 C Lifted Index: 21.13 C Risk: None Lifted Index @300 mb: 27.15 C Lifted Index @700 mb: 14.66 C Showalter Index: 14.34 C Risk: None Total Totals Index: 25.40 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 2.70 C K Index: -18.10 Risk: None Sweat Index: 95.00 Risk: None Energy Index: 4.02 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 52.24 J/kg Max Up Vert Vel: 10.22 m/s Conv Inhibition (B-): 55938.60 J/kg Cap Strength: 20.79 C Lift Cond Lev (LCL): 839.62 mb = 1640.80 m = 5383.12 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 224 at 23 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 1024 51 135 9 -6.4 6.4 | 66 24 -22.2 -10.1 1 1000 240 150 23 -11.5 19.9 | 97 28 -27.3 3.5 2 925 867 195 35 9.1 33.8 | 159 19 -6.7 17.4 3 850 1543 185 33 2.9 32.9 | 142 21 -12.9 16.5 4 700 3080 200 31 10.6 29.1 | 158 14 -5.2 12.7 5 500 5610 200 29 9.9 27.3 | 152 12 -5.9 10.8 6 400 7210 195 33 8.5 31.9 | 155 17 -7.2 15.5 7 300 9170 195 35 9.1 33.8 | 159 19 -6.7 17.4 8 250 10350 205 33 13.9 29.9 | 172 14 -1.8 13.5 9 200 11740 230 36 27.6 23.1 | 240 14 11.8 6.7 10 186 12187 230 36 27.6 23.1 | 240 14 11.8 6.7 11 150 13530 240 27 23.4 13.5 | 291 8 7.6 -2.9 12 100 16060 255 17 16.4 4.4 | 357 12 0.6 -12.0 13 70 18280 280 17 16.7 -3.0 | 357 19 1.0 -19.4 14 50 20360 300 19 16.5 -9.5 | 359 26 0.7 -25.9 15 30 23510 300 21 18.2 -10.5 | 355 27 2.4 -26.9 16 20 26020 310 21 16.1 -13.5 | 359 30 0.3 -29.9 Wind Parameters Mean winds (0-6000m): 193.9 at 30.4 knts Storm direction: 223.9 at 22.8 knts Shear (0-3000m) pos: 5.5 neg: 0.8 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 91.8 deg Storm rel helicity (0-3000m) pos: 259.1 neg: -26.6 tot: 232.5 m^2/s^2 ave: 77.5 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 9.2 stream: 6.4 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 1.21 Bulk Shear: 43.10 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 ------------------------------------------------------------------------------- 500 158 22 100 24| 23.1 0.0 23.1|169.2 0.0 169.2 338.5 0.96| 27.1 25.9 1000 178 28 123 20| 15.7 0.0 15.7|237.8 -4.5 233.3 233.3 0.91| 20.9 18.9 1500 182 30 132 20| 10.5 1.5 12.0|237.8 -26.6 211.2 140.8 0.72| 15.5 11.2 2000 184 30 135 20| 8.0 1.2 9.1|246.0 -26.6 219.4 109.7 0.71| 12.3 8.8 2500 185 31 138 19| 6.5 0.9 7.4|253.0 -26.6 226.4 90.6 0.70| 10.4 7.4 3000 188 31 140 18| 5.5 0.8 6.2|259.1 -26.6 232.5 77.5 0.70| 9.2 6.4 4000 191 31 144 17| 4.0 0.6 4.7|259.2 -28.3 230.9 57.7 0.68| 7.0 4.7 5000 193 31 146 16| 3.2 0.5 3.8|259.2 -30.3 229.0 45.8 0.66| 5.7 3.7 6000 194 30 147 16| 2.7 0.5 3.2|260.2 -31.2 229.0 38.2 0.64| 4.9 3.1 Wrote GIF file: /home/apache/climate/data/raob//U8275/skewt/U8275.skewt.20251017.00.gif