UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100912.upa.cvt Date: 1200Z 9 OCT 25 Searching for U8275... Searching the city database file for: U8275 ... Date:1200Z 9 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 1020 50 6.6 1.6 70 5.0 4.4 110 7 278.2 278.9 276.5 289.7 4.21 1 1000 212 4.2 -0.8 70 5.0 2.1 120 13 277.4 278.0 275.2 287.3 3.60 2 925 841 1.8 -2.5 73 4.3 0.0 160 7 281.1 281.7 277.0 290.8 3.43 3 897 1089 0.4 -3.8 73 4.2 -1.3 207 8 282.2 282.7 277.3 291.3 3.21 4 850 1521 -2.3 -5.5 79 3.2 -3.5 290 9 283.7 284.3 277.8 292.3 2.98 5 757 2432 -5.7 -8.0 84 2.3 -6.5 308 17 289.6 290.1 280.3 297.7 2.76 6 738 2631 -5.9 -8.4 82 2.5 -6.8 312 19 291.5 292.0 281.2 299.6 2.75 7 700 3042 -8.3 -10.9 81 2.6 -9.2 320 23 293.3 293.7 281.5 300.4 2.38 8 566 4664 -18.1 -21.5 75 3.4 -18.9 326 24 300.1 300.4 283.0 304.0 1.21 9 500 5580 -24.7 -27.8 75 3.1 -25.2 330 25 302.9 303.1 283.6 305.5 0.78 10 411 6972 -36.3 -39.8 70 3.5 -36.6 321 27 305.4 305.5 284.0 306.5 0.29 11 400 7160 -37.5 -41.2 68 3.7 -37.8 320 27 306.3 306.3 284.2 307.2 0.26 12 322 8625 -45.7 -49.1 68 3.4 -45.9 312 41 314.5 314.5 287.1 315.0 0.14 13 300 9090 -49.9 -53.5 66 3.6 -50.0 310 46 315.0 315.0 287.2 315.4 0.09 14 269 9794 -54.9 -58.8 62 3.9 -55.0 313 44 317.7 317.7 288.1 317.9 0.05 15 250 10260 -56.5 -60.3 62 3.8 -56.6 315 42 322.1 322.1 289.5 322.2 0.05 16 238 10574 -57.5 -61.6 59 4.1 -57.6 315 40 325.1 325.1 290.3 325.3 0.04 17 200 11680 -57.3 -61.8 56 4.5 -57.4 320 42 342.0 342.0 294.8 342.2 0.05 18 193 11906 -55.9 -60.4 57 4.5 -56.0 321 42 347.8 347.8 296.2 348.0 0.06 19 150 13500 -57.9 -63.9 46 6.0 -58.0 325 46 370.3 370.3 300.7 370.5 0.05 20 136 14121 -57.1 -64.1 41 7.0 -57.3 326 43 382.3 382.3 302.6 382.5 0.05 21 100 16070 -57.3 -65.3 36 8.0 -57.6 330 35 417.0 417.0 307.4 417.3 0.06 22 88 16875 -58.7 -67.7 30 9.0 -59.0 332 33 429.7 429.8 308.9 430.0 0.05 23 72 18133 -59.1 -69.1 26 10.0 -59.5 335 29 454.3 454.3 311.3 454.5 0.05 24 70 18310 -58.7 -68.7 26 10.0 -59.0 335 29 458.8 458.8 311.7 459.1 0.05 25 50 20410 -61.1 -73.1 19 12.0 -61.5 320 25 499.5 499.5 314.9 499.7 0.04 26 32 23170 -62.7 -74.7 18 12.0 -63.2 320 25 563.2 563.2 318.8 563.5 0.05 27 30 23570 -60.5 -73.5 17 13.0 -61.2 320 25 579.7 579.7 319.7 580.1 0.06 28 21 25795 -59.5 -73.5 15 14.0 -60.6 311 23 645.0 645.0 322.5 645.7 0.09 29 20 26100 -59.1 -73.1 15 14.0 -60.3 310 23 655.3 655.3 322.9 656.1 0.10 30 13 28832 -57.1 -72.1 13 15.0 -59.3 273 22 748.1 748.2 325.9 749.7 0.17 31 11 29906 -52.7 -68.7 13 16.0 -56.3 258 21 800.7 800.9 327.3 804.0 0.33 32 10 30530 -48.3 -65.3 12 17.0 -53.7 250 21 839.3 839.6 328.3 845.4 0.59 33 8.8 31372 -48.1 -65.1 12 17.0 -53.9 871.3 871.6 329.0 878.8 0.69 TRP 238 10574 -57.5 -61.6 59 4.1 -57.6 315 40 325.1 325.1 290.3 325.3 0.04 WND Sounding variables and indices 1000-500 mb thick: 5368.00 m Freezing level: 890.04 mb = 1153.34 m = 3783.89 ft Wetbulb zero: 924.57 mb = 844.75 m = 2771.47 ft Precipitable water: 0.56 inches Sfc-500 mean rel hum: 77.21 % Est. max temperature: 11.53 C = 52.75 F Sfc-Lift cond lev (LCL): 944.65 mb = 671.37 m = 2202.62 ft T: 2.45 C 700-500 lapse rate: 6.46 C/km ThetaE index: 2.45 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 809.68 mb = 1903.25 m = 6244.18 ft Mean mixing ratio: 3.59 g/kg Conv temperature: 14.67 C = 58.41 F Cap Strength: 11.06 C Lifted Index: 12.25 C Risk: None Lifted Index @300 mb: 18.46 C Lifted Index @700 mb: 7.97 C Showalter Index: 9.85 C Risk: None Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 22.40 C Cross Totals Index: 19.20 C K Index: 14.30 Risk: None Sweat Index: 43.00 Risk: None Energy Index: 2.77 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.45 J/kg Max Up Vert Vel: 3.86 m/s Conv Inhibition (B-): 67192.15 J/kg Cap Strength: 12.22 C Lift Cond Lev (LCL): 900.82 mb = 1055.10 m = 3461.59 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 352 at 14 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 1020 50 110 7 -6.6 2.4 | 152 18 -8.5 16.2 1 1000 212 120 13 -11.3 6.5 | 147 24 -13.2 20.3 2 925 841 160 7 -2.4 6.6 | 168 21 -4.4 20.4 3 850 1521 290 9 8.5 -3.1 | 211 13 6.5 10.7 4 700 3042 320 23 14.8 -17.6 | 287 13 12.8 -3.8 5 500 5580 330 25 12.5 -21.7 | 307 13 10.5 -7.9 6 400 7160 320 27 17.4 -20.7 | 294 17 15.4 -6.9 7 300 9090 310 46 35.2 -29.6 | 295 37 33.3 -15.8 8 250 10260 315 42 29.7 -29.7 | 300 32 27.7 -15.9 9 238 10574 315 40 28.3 -28.3 | 299 30 26.3 -14.5 10 200 11680 320 42 27.0 -32.2 | 306 31 25.0 -18.4 11 150 13500 325 46 26.4 -37.7 | 314 34 24.4 -23.9 12 100 16070 330 35 17.5 -30.3 | 317 23 15.5 -16.5 13 70 18310 335 29 12.3 -26.3 | 320 16 10.3 -12.5 14 50 20410 320 25 16.1 -19.2 | 291 15 14.1 -5.4 15 30 23570 320 25 16.1 -19.2 | 291 15 14.1 -5.4 16 20 26100 310 23 17.6 -14.8 | 274 16 15.7 -1.0 17 10 30530 250 21 19.7 7.2 | 220 27 17.8 21.0 Wind Parameters Mean winds (0-6000m): 321.9 at 18.6 knts Storm direction: 351.9 at 13.9 knts Shear (0-3000m) pos: 5.0 neg: 0.0 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 134.5 deg Storm rel helicity (0-3000m) pos: 174.3 neg: -7.7 tot: 166.6 m^2/s^2 ave: 55.5 10^-3 m/s^2 rel: 0.76 Storm rel vorticity (0-3000m) horiz: 8.4 stream: 6.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.07 Bulk Shear: 113.07 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 ------------------------------------------------------------------------------- 500 125 11 152 23| 5.4 0.0 5.4| 29.4 -7.7 21.7 43.3 0.30| 11.1 3.3 1000 138 9 158 22| 5.3 0.0 5.3| 76.6 -7.7 68.9 68.9 0.59| 10.2 6.0 1500 150 9 163 23| 5.6 0.0 5.6|122.0 -7.7 114.3 76.2 0.64| 11.3 7.2 2000 205 10 185 23| 5.3 0.0 5.3|138.2 -7.7 130.5 65.2 0.69| 9.8 6.7 2500 282 11 217 14| 5.2 0.0 5.2|155.4 -7.7 147.7 59.1 0.73| 8.9 6.5 3000 305 13 232 11| 5.0 0.0 5.0|174.3 -7.7 166.6 55.5 0.76| 8.4 6.4 4000 315 15 251 9| 3.8 0.0 3.8|180.6 -7.7 172.9 43.2 0.76| 6.5 5.0 5000 319 17 265 9| 3.1 0.0 3.1|187.0 -7.7 179.3 35.9 0.77| 5.4 4.2 6000 322 19 275 10| 2.6 0.1 2.8|190.3 -11.0 179.3 29.9 0.74| 4.7 3.5 Wrote GIF file: /home/apache/climate/data/raob//U8275/skewt/U8275.skewt.20251009.12.gif