UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102200.upa.cvt Date: 0000Z 22 OCT 25 Searching for U9231... Searching the city database file for: U9231 ... Date:0000Z 22 OCT 25 Station: U9231 WMO ident: 29231 Latitude: 58.30 Longitude: 82.88 ------------------------------------------------------------------------------- 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 1025 77 -0.5 -2.4 87 1.9 -1.2 300 1 270.7 271.2 270.6 279.1 3.12 1 1000 274 -2.3 -4.0 88 1.7 -2.9 295 3 270.9 271.3 270.2 278.5 2.84 2 925 889 -6.7 -8.4 88 1.7 -7.2 290 5 272.5 272.8 270.2 278.5 2.19 3 908 1033 -7.9 -9.8 86 1.9 -8.5 288 5 272.7 273.0 270.1 278.2 2.00 4 893 1163 -5.7 -7.8 85 2.1 -6.4 286 6 276.2 276.6 272.8 282.9 2.38 5 850 1550 -4.1 -8.3 73 4.2 -5.5 280 7 281.9 282.3 276.0 288.7 2.40 6 830 1738 -3.9 -8.9 68 5.0 -5.6 282 8 284.0 284.4 277.0 290.8 2.35 7 803 1998 -5.3 -16.3 42 11.0 -8.4 284 10 285.2 285.4 276.2 289.2 1.33 8 700 3065 -10.9 -19.9 47 9.0 -13.1 295 17 290.4 290.6 278.6 293.9 1.12 9 616 4034 -16.5 -21.5 65 5.0 -17.6 301 20 294.8 295.0 280.6 298.3 1.11 10 520 5286 -24.5 -29.5 63 5.0 -25.3 308 24 299.8 299.9 282.1 301.9 0.64 11 500 5570 -26.5 -31.5 63 5.0 -27.2 310 25 300.7 300.8 282.4 302.6 0.55 12 400 7150 -38.3 -43.2 60 4.9 -38.7 325 33 305.2 305.3 283.8 306.0 0.21 13 309 8860 -51.9 -56.4 58 4.5 -52.0 316 36 309.6 309.6 285.2 309.8 0.06 14 300 9050 -52.7 -57.2 58 4.5 -52.8 315 36 311.1 311.1 285.8 311.3 0.06 15 250 10220 -60.7 -64.9 58 4.2 -60.7 315 36 315.8 315.8 287.4 315.9 0.02 16 237 10553 -61.5 -65.8 56 4.3 -61.6 315 35 319.5 319.5 288.6 319.6 0.02 17 212 11247 -62.1 -66.5 55 4.4 -62.1 315 34 328.9 328.9 291.4 329.0 0.02 18 200 11610 -60.1 -64.5 56 4.4 -60.2 315 33 337.6 337.6 293.7 337.7 0.03 19 167 12740 -55.5 -60.0 57 4.5 -55.6 312 32 363.1 363.1 299.4 363.4 0.07 20 150 13420 -55.7 -60.7 54 5.0 -55.9 310 31 374.1 374.1 301.4 374.4 0.07 21 100 15990 -58.1 -66.1 35 8.0 -58.3 305 25 415.5 415.5 307.2 415.7 0.05 22 99 16054 -58.1 -66.1 35 8.0 -58.3 305 25 416.7 416.7 307.3 416.9 0.05 23 70 18240 -60.3 -70.3 26 10.0 -60.6 295 23 455.4 455.4 311.4 455.6 0.04 24 50 20330 -61.1 -73.1 19 12.0 -61.5 290 21 499.5 499.5 314.9 499.7 0.04 25 38 22038 -61.5 -74.5 16 13.0 -62.0 285 20 539.3 539.3 317.5 539.5 0.04 26 30 23510 -60.7 -74.7 14 14.0 -61.4 280 19 579.2 579.2 319.6 579.5 0.05 27 20 26040 -59.5 -74.5 13 15.0 -60.7 654.0 654.1 322.9 654.7 0.08 TRP 237 10553 -61.5 -65.8 56 4.3 -61.6 315 35 319.5 319.5 288.6 319.6 0.02 WND Sounding variables and indices 1000-500 mb thick: 5296.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.37 inches Sfc-500 mean rel hum: 64.21 % Est. max temperature: 7.37 C = 45.27 F Sfc-Lift cond lev (LCL): 994.90 mb = 314.33 m = 1031.27 ft T: -2.59 C 700-500 lapse rate: 6.23 C/km ThetaE index: 1.60 C Layer 803.0- 700.0 mb Conv cond level (CCL): 938.62 mb = 773.67 m = 2538.26 ft Mean mixing ratio: 2.63 g/kg Conv temperature: 0.94 C = 33.69 F Cap Strength: 18.02 C Lifted Index: 18.54 C Risk: None Lifted Index @300 mb: 23.04 C Lifted Index @700 mb: 12.81 C Showalter Index: 10.69 C Risk: None Total Totals Index: 40.60 C Risk: None Vertical Totals Index: 22.40 C Cross Totals Index: 18.20 C K Index: 5.10 Risk: None Sweat Index: 39.00 Risk: None Energy Index: 2.89 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.50 J/kg Max Up Vert Vel: 3.32 m/s Conv Inhibition (B-): 47648.21 J/kg Cap Strength: 18.33 C Lift Cond Lev (LCL): 948.94 mb = 687.41 m = 2255.26 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 331 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 1025 77 300 1 0.9 -0.5 | 154 11 -4.6 9.6 1 1000 274 295 3 2.7 -1.3 | 163 9 -2.8 8.8 2 925 889 290 5 4.7 -1.7 | 175 8 -0.8 8.4 3 850 1550 280 7 6.9 -1.2 | 189 9 1.4 8.9 4 700 3065 295 17 15.4 -7.2 | 254 10 9.9 2.9 5 500 5570 310 25 19.2 -16.1 | 294 15 13.7 -6.0 6 400 7150 325 33 18.9 -27.0 | 322 22 13.4 -16.9 7 300 9050 315 36 25.5 -25.5 | 308 25 20.0 -15.4 8 250 10220 315 36 25.5 -25.5 | 308 25 20.0 -15.4 9 237 10553 315 35 24.7 -24.7 | 307 24 19.3 -14.7 10 200 11610 315 33 23.3 -23.3 | 307 22 17.8 -13.2 11 150 13420 310 31 23.7 -19.9 | 298 21 18.3 -9.8 12 100 15990 305 25 20.5 -14.3 | 286 16 15.0 -4.3 13 70 18240 295 23 20.8 -9.7 | 269 15 15.4 0.4 14 50 20330 290 21 19.7 -7.2 | 258 15 14.2 2.9 15 30 23510 280 19 18.7 -3.3 | 243 15 13.2 6.8 Wind Parameters Mean winds (0-6000m): 301.4 at 15.3 knts Storm direction: 331.4 at 11.5 knts Shear (0-3000m) pos: 1.8 neg: 1.1 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 99.7 deg Storm rel helicity (0-3000m) pos: 37.6 neg: 0.0 tot: 37.6 m^2/s^2 ave: 12.5 10^-3 m/s^2 rel: 0.93 Storm rel vorticity (0-3000m) horiz: 2.9 stream: 2.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.27 Bulk Shear: 20.47 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 ------------------------------------------------------------------------------- 500 294 3 162 9| 0.0 3.1 3.1| 5.8 0.0 5.8 11.6 0.76| 3.1 2.4 1000 291 4 168 9| 0.0 2.4 2.4| 9.4 0.0 9.4 9.4 0.84| 2.4 2.0 1500 287 5 173 9| 0.0 2.1 2.1| 13.3 0.0 13.3 8.9 0.87| 2.2 1.9 2000 286 6 180 9| 0.9 1.6 2.5| 21.1 0.0 21.1 10.6 0.91| 2.5 2.3 2500 287 7 188 8| 1.4 1.3 2.7| 29.1 0.0 29.1 11.7 0.93| 2.7 2.6 3000 290 8 199 8| 1.8 1.1 2.8| 37.6 0.0 37.6 12.5 0.93| 2.9 2.7 4000 293 11 218 7| 1.8 0.8 2.6| 47.6 0.0 47.6 11.9 0.93| 2.6 2.5 5000 297 13 237 7| 1.8 0.6 2.4| 59.1 0.0 59.1 11.8 0.92| 2.5 2.3 6000 301 15 255 8| 1.9 0.5 2.4| 77.1 0.0 77.1 12.8 0.90| 2.6 2.3 Wrote GIF file: /home/apache/climate/data/raob//U9231/skewt/U9231.skewt.20251022.00.gif