UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101112.upa.cvt Date: 1200Z 11 OCT 25 Searching for U4908... Searching the city database file for: U4908 ... Date:1200Z 11 OCT 25 Station: U4908 WMO ident: 24908 Latitude: 60.33 Longitude: 102.27 ------------------------------------------------------------------------------- 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 1001 264 -7.1 -8.0 93 0.9 -7.4 345 1 266.0 266.3 265.7 271.6 2.09 1 1000 272 -6.9 -9.9 79 3.0 -7.7 335 3 266.2 266.5 265.4 271.1 1.80 2 996 303 -6.9 -9.9 79 3.0 -7.7 337 3 266.6 266.8 265.6 271.5 1.81 3 925 875 -11.3 -15.4 72 4.1 -12.2 5 11 267.8 268.0 265.5 271.2 1.25 4 850 1517 -16.5 -19.8 76 3.3 -17.1 20 7 268.9 269.0 265.7 271.5 0.93 5 822 1768 -18.7 -21.3 80 2.6 -19.1 23 8 269.1 269.3 265.7 271.5 0.85 6 812 1859 -15.5 -18.2 80 2.7 -16.0 24 8 273.5 273.6 269.1 276.7 1.12 7 795 2019 -14.7 -16.7 85 2.0 -15.2 25 8 276.0 276.2 270.9 279.7 1.30 8 790 2067 -14.9 -16.9 85 2.0 -15.3 26 9 276.3 276.5 271.1 280.0 1.29 9 724 2725 -16.3 -23.3 55 7.0 -17.6 32 10 281.7 281.8 273.5 284.1 0.81 10 700 2978 -17.3 -28.3 38 11.0 -19.0 35 11 283.3 283.4 274.0 285.0 0.53 11 693 3053 -17.9 -29.9 34 12.0 -19.7 35 11 283.5 283.6 274.0 284.9 0.46 12 605 4057 -22.5 -40.5 18 18.0 -24.3 39 15 289.4 289.4 276.7 290.0 0.18 13 601 4106 -22.7 -40.7 18 18.0 -24.5 40 16 289.7 289.7 276.8 290.3 0.18 14 530 5016 -28.7 -34.7 56 6.0 -29.3 43 19 293.1 293.2 278.8 294.4 0.38 15 500 5430 -31.3 -35.5 66 4.2 -31.7 45 21 294.9 294.9 279.6 296.1 0.37 16 400 6980 -42.5 -46.2 67 3.7 -42.7 40 31 299.8 299.8 281.4 300.3 0.15 17 394 7082 -42.9 -46.7 66 3.8 -43.1 41 32 300.5 300.6 281.8 301.0 0.15 18 319 8474 -52.3 -56.3 62 4.0 -52.4 48 48 306.2 306.2 284.0 306.4 0.06 19 305 8764 -53.1 -57.1 62 4.0 -53.2 49 51 309.0 309.0 285.0 309.2 0.06 20 300 8870 -53.5 -57.5 62 4.0 -53.6 50 52 309.9 309.9 285.4 310.1 0.05 21 261 9751 -59.9 -63.8 60 3.9 -59.9 55 44 313.1 313.1 286.5 313.2 0.03 22 253 9945 -59.7 -63.6 60 3.9 -59.7 55 44 316.2 316.2 287.5 316.3 0.03 23 250 10020 -59.3 -63.3 60 4.0 -59.3 55 44 317.9 317.9 288.1 318.0 0.03 24 211 11089 -55.7 -59.7 61 4.0 -55.8 55 33 339.3 339.3 294.2 339.6 0.06 25 200 11430 -55.3 -59.4 60 4.1 -55.4 55 29 345.2 345.2 295.6 345.5 0.06 26 150 13270 -55.3 -61.3 47 6.0 -55.5 55 17 374.8 374.8 301.4 375.1 0.07 27 100 15860 -55.5 -63.5 36 8.0 -55.8 40 13 420.5 420.5 307.8 420.9 0.07 28 99 15924 -55.9 -63.9 36 8.0 -56.2 39 13 420.9 420.9 307.9 421.3 0.07 29 74 17777 -56.9 -66.9 27 10.0 -57.3 19 5 455.4 455.4 311.4 455.7 0.06 30 70 18130 -56.7 -66.7 27 10.0 -57.2 15 3 463.1 463.1 312.1 463.5 0.07 31 50 20260 -57.1 -69.1 20 12.0 -57.8 300 5 508.9 508.9 315.6 509.4 0.07 32 42 21363 -55.9 -68.9 18 13.0 -56.8 281 8 537.9 537.9 317.4 538.5 0.09 33 30 23510 -53.5 -67.5 17 14.0 -55.1 245 13 598.8 598.8 320.6 599.9 0.14 34 20 26140 -50.9 -66.9 13 16.0 -53.7 220 23 680.4 680.5 323.9 682.4 0.24 35 17 27202 -49.3 -66.3 12 17.0 -52.9 717.9 718.0 325.1 720.6 0.30 TRP 261 9751 -59.9 -63.8 60 3.9 -59.9 55 44 313.1 313.1 286.5 313.2 0.03 WND Sounding variables and indices 1000-500 mb thick: 5158.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 54.65 % Est. max temperature: -4.23 C = 24.39 F Sfc-Lift cond lev (LCL): 986.58 mb = 376.73 m = 1235.99 ft T: -7.47 C 700-500 lapse rate: 5.71 C/km ThetaE index: 0.45 C Layer 1000.0- 996.0 mb Conv cond level (CCL): 884.42 mb = 1215.58 m = 3988.07 ft Mean mixing ratio: 1.46 g/kg Conv temperature: -4.72 C = 23.51 F Cap Strength: 18.45 C Lifted Index: 19.54 C Risk: None Lifted Index @300 mb: 27.40 C Lifted Index @700 mb: 12.09 C Showalter Index: 19.36 C Risk: None Total Totals Index: 26.30 C Risk: None Vertical Totals Index: 14.80 C Cross Totals Index: 11.50 C K Index: -16.00 Risk: None Sweat Index: 35.00 Risk: None Energy Index: 5.24 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.78 J/kg Max Up Vert Vel: 3.09 m/s Conv Inhibition (B-): 62350.13 J/kg Cap Strength: 19.21 C Lift Cond Lev (LCL): 898.81 mb = 1093.08 m = 3586.19 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 66 at 10 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 1001 264 345 1 0.3 -1.0 | 252 10 9.7 3.2 1 1000 272 335 3 1.3 -2.7 | 262 11 10.7 1.5 2 925 875 5 11 -1.0 -11.0 | 309 11 8.5 -6.8 3 850 1517 20 7 -2.4 -6.6 | 289 7 7.1 -2.4 4 700 2978 35 11 -6.3 -9.0 | 327 6 3.1 -4.8 5 500 5430 45 21 -14.8 -14.8 | 27 12 -5.4 -10.7 6 400 6980 40 31 -19.9 -23.7 | 28 22 -10.5 -19.6 7 300 8870 50 52 -39.8 -33.4 | 46 42 -30.4 -29.2 8 261 9751 55 44 -36.0 -25.2 | 52 34 -26.6 -21.1 9 250 10020 55 44 -36.0 -25.2 | 52 34 -26.6 -21.1 10 200 11430 55 29 -23.8 -16.6 | 49 19 -14.3 -12.4 11 150 13270 55 17 -13.9 -9.8 | 39 7 -4.5 -5.6 12 100 15860 40 13 -8.4 -10.0 | 349 6 1.1 -5.8 13 70 18130 15 3 -0.8 -2.9 | 262 9 8.7 1.3 14 50 20260 300 5 4.3 -2.5 | 263 14 13.8 1.7 15 30 23510 245 13 11.8 5.5 | 245 23 21.2 9.7 16 20 26140 220 23 14.8 17.6 | 228 33 24.2 21.8 Wind Parameters Mean winds (0-6000m): 36.1 at 13.8 knts Storm direction: 66.1 at 10.3 knts Shear (0-3000m) pos: 2.0 neg: 0.0 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 86.4 deg Storm rel helicity (0-3000m) pos: 39.2 neg: -6.1 tot: 33.1 m^2/s^2 ave: 11.0 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 2.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.35 Bulk Shear: 13.55 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 ------------------------------------------------------------------------------- 500 354 6 281 10| 8.8 0.0 8.8| 25.6 0.0 25.6 51.2 0.99| 9.3 9.3 1000 4 8 293 10| 4.0 0.0 4.0| 30.2 -3.3 26.9 26.9 0.68| 7.0 4.8 1500 8 8 294 9| 2.4 0.0 2.4| 31.3 -6.1 25.1 16.8 0.54| 5.4 2.9 2000 13 8 295 9| 2.1 0.0 2.1| 33.8 -6.1 27.7 13.9 0.57| 4.5 2.5 2500 17 8 299 8| 2.0 0.0 2.0| 36.3 -6.1 30.2 12.1 0.60| 3.9 2.3 3000 21 9 303 7| 2.0 0.0 2.0| 39.2 -6.1 33.1 11.0 0.63| 3.6 2.3 4000 27 10 315 7| 2.0 0.0 2.0| 45.8 -6.1 39.7 9.9 0.67| 3.2 2.2 5000 33 12 332 7| 2.0 0.0 2.0| 53.4 -6.1 47.2 9.4 0.67| 3.0 2.0 6000 36 14 349 7| 1.7 0.5 2.2| 56.2 -6.1 50.1 8.3 0.58| 3.1 1.8 Wrote GIF file: /home/apache/climate/data/raob//U4908/skewt/U4908.skewt.20251011.12.gif