UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100700.upa.cvt Date: 0000Z 7 OCT 25 Searching for U9231... Searching the city database file for: U9231 ... Date:0000Z 7 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 1020 77 -4.1 -5.2 92 1.1 -4.5 360 1 267.5 267.9 267.6 274.3 2.54 1 1000 233 -4.7 -5.9 91 1.2 -5.1 5 3 268.5 268.9 268.1 275.1 2.46 2 925 840 -7.3 -8.5 91 1.2 -7.7 30 5 271.8 272.2 269.8 277.8 2.17 3 906 1003 -7.9 -9.5 88 1.6 -8.4 34 6 272.8 273.2 270.2 278.5 2.05 4 850 1500 -11.1 -14.2 78 3.1 -11.9 45 9 274.5 274.8 270.4 278.8 1.50 5 745 2498 -17.9 -22.1 70 4.2 -18.7 48 14 277.7 277.8 271.3 280.2 0.87 6 700 2962 -19.9 -25.9 59 6.0 -20.8 50 17 280.4 280.6 272.6 282.5 0.66 7 681 3165 -20.9 -26.9 59 6.0 -21.8 49 18 281.5 281.7 273.1 283.4 0.62 8 641 3609 -22.3 -28.3 58 6.0 -23.2 46 22 284.9 285.0 274.9 286.7 0.58 9 528 4999 -32.9 -41.9 40 9.0 -33.5 37 32 288.4 288.4 276.2 289.0 0.18 10 500 5380 -34.9 -44.9 35 10.0 -35.5 35 35 290.5 290.5 277.2 291.0 0.14 11 400 6920 -43.3 -54.3 29 11.0 -43.7 25 40 298.7 298.7 280.8 298.9 0.06 12 314 8508 -52.9 -64.9 22 12.0 -53.1 17 37 306.8 306.8 284.1 306.8 0.02 13 300 8800 -53.9 -65.9 22 12.0 -54.1 15 36 309.4 309.4 285.1 309.4 0.02 14 290 9019 -54.5 -66.5 21 12.0 -54.6 10 36 311.5 311.5 285.9 311.6 0.02 15 250 9980 -52.7 -66.7 17 14.0 -52.9 360 31 327.7 327.7 291.1 327.8 0.02 16 202 11355 -50.5 -65.5 15 15.0 -50.9 355 29 351.8 351.8 297.0 351.9 0.03 17 200 11420 -50.7 -65.7 15 15.0 -51.1 355 29 352.5 352.5 297.2 352.6 0.03 18 150 13290 -52.9 -67.9 15 15.0 -53.3 345 27 378.9 378.9 302.1 379.1 0.03 19 100 15880 -56.3 -72.3 12 16.0 -56.7 340 23 418.9 419.0 307.6 419.1 0.02 20 98 16009 -56.3 -72.3 12 16.0 -56.7 340 23 421.4 421.4 307.9 421.5 0.02 21 70 18150 -57.9 -73.9 11 16.0 -58.4 335 21 460.5 460.5 311.8 460.7 0.02 22 50 20270 -59.9 -77.9 8 18.0 -60.4 320 19 502.3 502.3 315.1 502.4 0.02 23 30 23480 -58.1 -80.1 4 22.0 -59.2 305 17 586.2 586.3 320.0 586.4 0.02 24 24 24895 -56.7 -78.7 5 22.0 -58.2 286 19 629.0 629.0 321.9 629.2 0.03 25 20 26060 -54.5 -77.5 4 23.0 -56.8 270 21 669.4 669.4 323.4 669.8 0.05 26 10 30600 -45.3 -70.3 4 25.0 -52.5 245 29 850.5 850.6 328.5 853.6 0.29 27 7.7 32352 -43.3 -69.3 4 26.0 -52.5 924.5 924.7 329.9 929.6 0.44 TRP 290 9019 -54.5 -66.5 21 12.0 -54.6 10 36 311.5 311.5 285.9 311.6 0.02 WND Sounding variables and indices 1000-500 mb thick: 5147.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.25 inches Sfc-500 mean rel hum: 65.29 % Est. max temperature: 2.32 C = 36.17 F Sfc-Lift cond lev (LCL): 1002.27 mb = 215.14 m = 705.82 ft T: -4.63 C 700-500 lapse rate: 6.20 C/km ThetaE index: 0.00 C Layer 1020.0- 0.0 mb Conv cond level (CCL): 910.16 mb = 966.99 m = 3172.49 ft Mean mixing ratio: 2.34 g/kg Conv temperature: 1.03 C = 33.85 F Cap Strength: 10.56 C Lifted Index: 12.01 C Risk: None Lifted Index @300 mb: 23.54 C Lifted Index @700 mb: 5.69 C Showalter Index: 9.96 C Risk: None Total Totals Index: 44.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.80 C Cross Totals Index: 20.70 C K Index: 3.60 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 2.53 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.55 J/kg Max Up Vert Vel: 5.39 m/s Conv Inhibition (B-): 74568.35 J/kg Cap Strength: 11.99 C Lift Cond Lev (LCL): 950.48 mb = 628.41 m = 2061.69 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 69 at 15 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 77 360 1 -0.0 -1.0 | 253 14 13.6 4.2 1 1000 233 5 3 -0.3 -3.0 | 261 13 13.3 2.2 2 925 840 30 5 -2.5 -4.3 | 266 11 11.1 0.8 3 850 1500 45 9 -6.4 -6.4 | 279 7 7.2 -1.2 4 700 2962 50 17 -13.0 -10.9 | 355 6 0.6 -5.8 5 500 5380 35 35 -20.1 -28.7 | 15 24 -6.5 -23.5 6 400 6920 25 40 -16.9 -36.3 | 6 31 -3.3 -31.1 7 300 8800 15 36 -9.3 -34.8 | 352 30 4.3 -29.6 8 290 9019 10 36 -6.3 -35.5 | 346 31 7.3 -30.3 9 250 9980 360 31 -0.0 -31.0 | 332 29 13.6 -25.8 10 200 11420 355 29 2.5 -28.9 | 326 29 16.1 -23.7 11 150 13290 345 27 7.0 -26.1 | 315 29 20.6 -20.9 12 100 15880 340 23 7.9 -21.6 | 307 27 21.4 -16.5 13 70 18150 335 21 8.9 -19.0 | 302 26 22.5 -13.9 14 50 20270 320 19 12.2 -14.6 | 290 27 25.8 -9.4 15 30 23480 305 17 13.9 -9.8 | 279 28 27.5 -4.6 16 20 26060 270 21 21.0 -0.0 | 262 35 34.6 5.2 17 10 30600 245 29 26.3 12.3 | 246 43 39.9 17.4 Wind Parameters Mean winds (0-6000m): 39.2 at 19.4 knts Storm direction: 69.2 at 14.5 knts Shear (0-3000m) pos: 3.0 neg: 0.0 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 106.7 deg Storm rel helicity (0-3000m) pos: 28.2 neg: 0.0 tot: 28.2 m^2/s^2 ave: 9.4 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 3.1 stream: 2.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.39 Bulk Shear: 36.94 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 11 3 261 13| 3.3 0.0 3.3| 9.5 0.0 9.5 19.0 0.77| 3.5 2.7 1000 23 4 263 12| 2.9 0.0 2.9| 12.9 0.0 12.9 12.9 0.62| 3.2 2.0 1500 33 5 266 11| 3.0 0.0 3.0| 16.6 0.0 16.6 11.1 0.58| 3.2 1.9 2000 38 7 271 9| 3.0 0.0 3.0| 20.6 0.0 20.6 10.3 0.65| 3.1 2.0 2500 42 8 276 8| 2.9 0.0 2.9| 24.4 0.0 24.4 9.8 0.71| 3.1 2.2 3000 44 9 283 7| 3.0 0.0 3.0| 28.2 0.0 28.2 9.4 0.73| 3.1 2.3 4000 45 12 308 6| 2.2 1.0 3.2| 34.2 0.0 34.2 8.6 0.61| 3.3 2.0 5000 42 16 337 7| 1.8 1.6 3.4| 35.3 -0.8 34.4 6.9 0.47| 3.5 1.6 6000 39 19 352 10| 1.5 1.8 3.3| 35.3 -15.8 19.5 3.2 0.34| 3.4 1.2 Wrote GIF file: /home/apache/climate/data/raob//U9231/skewt/U9231.skewt.20251007.00.gif