UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101912.upa.cvt Date: 1200Z 19 OCT 25 Searching for U8275... Searching the city database file for: U8275 ... Date:1200Z 19 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 48 3.2 -5.8 52 9.0 -0.1 225 3 275.4 275.8 272.4 282.2 2.45 1 1000 144 1.6 -7.4 51 9.0 -1.5 210 7 274.8 275.1 271.6 280.8 2.19 2 968 405 -0.9 -9.9 50 9.0 -3.8 237 10 274.8 275.1 271.1 280.0 1.86 3 925 767 -2.3 -9.3 59 7.0 -4.6 275 15 277.0 277.3 272.7 282.7 2.04 4 850 1439 -5.9 -14.9 49 9.0 -8.4 280 23 280.0 280.2 273.5 284.1 1.41 5 832 1606 -7.1 -16.1 49 9.0 -9.5 280 23 280.4 280.6 273.6 284.2 1.31 6 700 2934 -13.7 -17.4 74 3.7 -14.6 280 27 287.3 287.6 277.4 291.5 1.39 7 669 3276 -15.7 -18.8 77 3.1 -16.4 281 27 288.8 289.0 278.0 292.7 1.29 8 594 4162 -21.5 -24.3 78 2.8 -22.0 282 28 292.1 292.2 279.0 294.9 0.90 9 500 5410 -29.5 -32.9 72 3.4 -29.9 285 29 297.1 297.2 280.7 298.7 0.48 10 470 5850 -32.3 -36.3 67 4.0 -32.7 286 29 298.9 299.0 281.4 300.1 0.36 11 400 6970 -40.5 -44.7 64 4.2 -40.8 290 29 302.4 302.4 282.6 303.0 0.18 12 339 8076 -48.9 -53.6 58 4.7 -49.0 278 30 305.6 305.6 283.7 305.8 0.08 13 300 8870 -53.1 -58.1 54 5.0 -53.2 270 31 310.5 310.5 285.6 310.7 0.05 14 286 9176 -53.9 -58.9 54 5.0 -54.0 270 31 313.6 313.6 286.6 313.8 0.05 15 280 9312 -54.1 -59.1 54 5.0 -54.2 270 31 315.3 315.3 287.2 315.4 0.05 16 250 10040 -52.3 -58.3 48 6.0 -52.5 270 29 328.3 328.3 291.3 328.5 0.06 17 200 11490 -50.7 -58.7 38 8.0 -51.0 270 21 352.5 352.5 297.3 352.8 0.07 18 186 11962 -50.3 -59.3 34 9.0 -50.6 264 20 360.5 360.5 298.8 360.8 0.07 19 150 13360 -51.7 -62.7 26 11.0 -52.1 245 19 381.0 381.0 302.5 381.3 0.06 20 139 13851 -55.3 -67.3 21 12.0 -55.6 246 19 383.0 383.1 302.8 383.2 0.03 21 100 15950 -56.1 -70.1 16 14.0 -56.5 250 19 419.3 419.3 307.6 419.5 0.03 22 99 16014 -56.1 -70.1 16 14.0 -56.5 250 19 420.5 420.5 307.8 420.7 0.03 23 70 18200 -58.9 -73.9 13 15.0 -59.3 260 21 458.4 458.4 311.7 458.5 0.02 24 57 19478 -61.9 -77.9 10 16.0 -62.3 269 19 479.3 479.3 313.4 479.4 0.02 25 50 20290 -60.9 -76.9 10 16.0 -61.4 275 17 500.0 500.0 314.9 500.1 0.02 26 35 22511 -60.1 -76.1 11 16.0 -60.8 282 18 555.7 555.8 318.4 556.0 0.04 27 30 23470 -61.5 -77.5 10 16.0 -62.2 285 19 577.0 577.0 319.5 577.2 0.03 28 27 24117 -63.1 -79.1 10 16.0 -63.7 282 19 590.1 590.1 320.2 590.3 0.03 29 20 25980 -57.7 -74.7 10 17.0 -59.2 275 19 659.6 659.6 323.0 660.2 0.08 30 19 26304 -57.1 -74.1 10 17.0 -58.8 671.2 671.2 323.5 671.9 0.09 31 14 28236 -57.3 -74.3 10 17.0 -59.4 731.7 731.8 325.4 732.8 0.12 TRP 286 9176 -53.9 -58.9 54 5.0 -54.0 270 31 313.6 313.6 286.6 313.8 0.05 WND Sounding variables and indices 1000-500 mb thick: 5266.00 m Freezing level: 979.52 mb = 311.03 m = 1020.44 ft Wetbulb zero: Below ground Precipitable water: 0.30 inches Sfc-500 mean rel hum: 65.91 % Est. max temperature: 7.27 C = 45.09 F Sfc-Lift cond lev (LCL): 879.92 mb = 1164.05 m = 3819.01 ft T: -4.43 C 700-500 lapse rate: 6.38 C/km ThetaE index: 2.19 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 720.88 mb = 2708.01 m = 8884.45 ft Mean mixing ratio: 2.02 g/kg Conv temperature: 13.97 C = 57.15 F Cap Strength: 10.47 C Lifted Index: 13.43 C Risk: None Lifted Index @300 mb: 20.71 C Lifted Index @700 mb: 8.02 C Showalter Index: 11.23 C Risk: None Total Totals Index: 38.20 C Risk: None Vertical Totals Index: 23.60 C Cross Totals Index: 14.60 C K Index: 5.00 Risk: None Sweat Index: 75.00 Risk: None Energy Index: 3.04 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.75 J/kg Max Up Vert Vel: 4.42 m/s Conv Inhibition (B-): 52083.25 J/kg Cap Strength: 13.28 C Lift Cond Lev (LCL): 843.45 mb = 1499.36 m = 4919.11 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 311 at 18 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 48 225 3 2.1 2.1 | 140 18 -11.7 14.1 1 1000 144 210 7 3.5 6.1 | 150 21 -10.3 18.0 2 925 767 275 15 14.9 -1.3 | 186 11 1.1 10.6 3 850 1439 280 23 22.7 -4.0 | 228 12 8.8 8.0 4 700 2934 280 27 26.6 -4.7 | 240 15 12.7 7.3 5 500 5410 285 29 28.0 -7.5 | 253 15 14.2 4.4 6 400 6970 290 29 27.3 -9.9 | 261 14 13.4 2.0 7 300 8870 270 31 31.0 -0.0 | 235 21 17.2 12.0 8 286 9176 270 31 31.0 -0.0 | 235 21 17.2 12.0 9 250 10040 270 29 29.0 -0.0 | 232 19 15.2 12.0 10 200 11490 270 21 21.0 -0.0 | 211 14 7.2 12.0 11 150 13360 245 19 17.2 8.0 | 190 20 3.4 20.0 12 100 15950 250 19 17.9 6.5 | 192 19 4.0 18.5 13 70 18200 260 21 20.7 3.6 | 204 17 6.8 15.6 14 50 20290 275 17 16.9 -1.5 | 196 11 3.1 10.5 15 30 23470 285 19 18.4 -4.9 | 213 8 4.5 7.0 16 20 25980 275 19 18.9 -1.7 | 206 11 5.1 10.3 Wind Parameters Mean winds (0-6000m): 280.8 at 24.4 knts Storm direction: 310.8 at 18.3 knts Shear (0-3000m) pos: 3.9 neg: 0.5 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 100.7 deg Storm rel helicity (0-3000m) pos: 97.6 neg: 0.0 tot: 97.6 m^2/s^2 ave: 32.5 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 5.3 stream: 4.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.20 Bulk Shear: 49.95 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 ------------------------------------------------------------------------------- 500 234 9 158 18| 9.9 0.0 9.9| 52.5 0.0 52.5 105.0 0.81| 13.3 10.8 1000 263 12 172 14| 8.6 0.0 8.6| 73.7 0.0 73.7 73.7 0.77| 11.5 8.8 1500 271 15 186 12| 7.4 0.0 7.4| 87.9 0.0 87.9 58.6 0.80| 9.4 7.5 2000 274 17 198 11| 5.6 0.3 5.9| 91.2 0.0 91.2 45.6 0.80| 7.4 5.9 2500 276 19 206 11| 4.5 0.6 5.0| 94.5 0.0 94.5 37.8 0.80| 6.2 4.9 3000 277 20 213 11| 3.9 0.5 4.4| 97.6 0.0 97.6 32.5 0.79| 5.3 4.2 4000 278 22 222 12| 3.1 0.3 3.4|102.5 0.0 102.5 25.6 0.80| 4.2 3.3 5000 280 23 229 12| 2.5 0.3 2.8|107.5 0.0 107.5 21.5 0.81| 3.5 2.8 6000 281 24 234 13| 2.2 0.2 2.4|112.8 0.0 112.8 18.8 0.81| 3.0 2.5 Wrote GIF file: /home/apache/climate/data/raob//U8275/skewt/U8275.skewt.20251019.12.gif