UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110800.upa.cvt Date: 0000Z 8 NOV 25 Searching for U8275... Searching the city database file for: U8275 ... Date:0000Z 8 NOV 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 ------------------------------------------------------------------------------- 0 1000 -17 200 3 SFC 992 48 2.0 0.9 92 1.1 1.5 200 3 275.8 276.5 275.1 287.0 4.11 2 930 570 1.2 -0.5 88 1.7 0.5 265 10 280.1 280.8 277.2 291.1 3.96 3 925 614 1.0 -0.9 87 1.9 0.2 270 11 280.3 281.0 277.2 291.1 3.87 4 850 1287 -2.9 -4.9 86 2.0 -3.7 275 17 283.1 283.6 277.6 292.0 3.12 5 818 1591 -4.5 -6.7 85 2.2 -5.3 276 17 284.5 285.0 278.0 292.7 2.83 6 794 1825 -5.7 -8.3 82 2.6 -6.6 277 17 285.7 286.1 278.2 293.1 2.57 7 700 2802 -12.1 -14.9 80 2.8 -12.9 280 17 289.1 289.4 278.7 294.2 1.72 8 596 4013 -19.7 -23.1 74 3.4 -20.4 280 19 293.9 294.1 280.0 297.0 1.00 9 500 5290 -30.1 -33.5 72 3.4 -30.5 280 21 296.3 296.4 280.4 297.8 0.45 10 425 6420 -40.9 -44.3 70 3.4 -41.1 269 31 296.6 296.7 280.1 297.3 0.18 11 400 6830 -43.1 -46.6 68 3.5 -43.3 265 35 299.0 299.0 281.1 299.5 0.14 12 342 7868 -49.7 -53.8 62 4.1 -49.8 273 36 303.7 303.7 283.0 304.0 0.07 13 300 8720 -52.1 -56.6 58 4.5 -52.2 280 36 311.9 311.9 286.1 312.1 0.06 14 272 9356 -54.1 -59.0 55 4.9 -54.2 275 36 317.9 317.9 288.1 318.1 0.05 15 267 9476 -54.3 -59.1 55 4.8 -54.4 276 36 319.3 319.3 288.6 319.5 0.05 16 250 9900 -54.7 -59.7 54 5.0 -54.8 280 38 324.7 324.8 290.2 324.9 0.05 17 200 11320 -55.5 -61.5 47 6.0 -55.6 280 35 344.9 344.9 295.6 345.1 0.05 18 150 13150 -57.1 -64.1 41 7.0 -57.3 285 35 371.7 371.7 300.9 371.9 0.05 19 144 13408 -56.9 -63.9 41 7.0 -57.1 286 36 376.4 376.4 301.7 376.6 0.05 20 100 15690 -61.7 -69.7 34 8.0 -61.9 290 40 408.5 408.5 306.3 408.7 0.03 21 94 16072 -61.9 -69.9 34 8.0 -62.1 290 40 415.4 415.4 307.2 415.6 0.03 22 70 17880 -64.7 -72.7 32 8.0 -64.8 290 42 446.0 446.0 310.5 446.1 0.03 23 50 19920 -68.1 -76.1 31 8.0 -68.2 290 50 483.0 483.0 313.7 483.2 0.02 24 45 20555 -65.3 -73.3 32 8.0 -65.5 289 52 504.6 504.6 315.3 504.8 0.04 25 40 21264 -69.1 -77.1 30 8.0 -69.2 288 54 512.3 512.3 315.8 512.5 0.03 26 30 22980 -69.1 -77.1 30 8.0 -69.3 285 60 556.3 556.3 318.5 556.5 0.04 27 27 23612 -69.3 -77.3 30 8.0 -69.5 282 61 572.7 572.7 319.3 573.0 0.04 28 24 24324 -65.5 -73.5 32 8.0 -65.9 279 62 603.4 603.4 320.8 604.0 0.08 29 20 25430 -67.7 -75.7 31 8.0 -68.1 275 64 628.9 629.0 321.9 629.5 0.07 30 19 25738 -68.3 -76.3 31 8.0 -68.7 636.4 636.4 322.2 636.9 0.06 31 18 26065 -65.1 -73.1 32 8.0 -65.7 656.4 656.4 323.0 657.3 0.11 32 11 29080 -63.3 -71.3 33 8.0 -64.3 265 89 762.4 762.5 326.3 764.6 0.23 33 10 29666 -62.9 -70.9 33 8.0 -64.0 784.8 784.9 326.9 787.4 0.27 TRP 272 9356 -54.1 -59.0 55 4.9 -54.2 275 36 317.9 317.9 288.1 318.1 0.05 WND 11 29080 -63.3 -71.3 33 8.0 -64.3 265 89 762.4 762.5 326.3 764.6 0.23 Sounding variables and indices 1000-500 mb thick: 5307.00 m Freezing level: 905.77 mb = 786.56 m = 2580.56 ft Wetbulb zero: 921.21 mb = 646.70 m = 2121.69 ft Precipitable water: 0.46 inches Sfc-500 mean rel hum: 79.98 % Est. max temperature: 9.66 C = 49.39 F Sfc-Lift cond lev (LCL): 975.09 mb = 187.26 m = 614.36 ft T: 1.79 C 700-500 lapse rate: 7.23 C/km ThetaE index: 0.01 C Layer 925.0- 850.0 mb Conv cond level (CCL): 876.51 mb = 1042.53 m = 3420.33 ft Mean mixing ratio: 3.91 g/kg Conv temperature: 8.31 C = 46.95 F Cap Strength: 5.59 C Lifted Index: 6.21 C Risk: None Lifted Index @300 mb: 15.61 C Lifted Index @700 mb: 3.58 C Showalter Index: 4.63 C Risk: None Total Totals Index: 52.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.20 C Cross Totals Index: 25.20 C K Index: 19.50 Risk: < 20 % chance of thunderstorms Sweat Index: 123.00 Risk: None Energy Index: 1.21 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.30 J/kg Max Up Vert Vel: 6.53 m/s Conv Inhibition (B-): 50507.96 J/kg Cap Strength: 6.14 C Lift Cond Lev (LCL): 917.39 mb = 679.74 m = 2230.09 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 307 at 13 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 ---------------------------------------------------------- 0 992 48 200 3 1.0 2.8 | 139 14 -9.5 10.8 1 925 614 270 11 11.0 -0.0 | 183 8 0.5 8.0 2 850 1287 275 17 16.9 -1.5 | 225 9 6.4 6.5 3 700 2802 280 17 16.7 -3.0 | 231 8 6.2 5.1 4 500 5290 280 21 20.7 -3.6 | 247 11 10.2 4.4 5 400 6830 265 35 34.9 3.1 | 246 27 24.4 11.1 6 300 8720 280 36 35.5 -6.3 | 266 25 24.9 1.8 7 272 9356 275 36 35.9 -3.1 | 259 26 25.4 4.9 8 250 9900 280 38 37.4 -6.6 | 267 27 26.9 1.4 9 200 11320 280 35 34.5 -6.1 | 265 24 24.0 1.9 10 150 13150 285 35 33.8 -9.1 | 273 23 23.3 -1.0 11 100 15690 290 40 37.6 -13.7 | 282 28 27.1 -5.7 12 70 17880 290 42 39.5 -14.4 | 282 30 29.0 -6.4 13 50 19920 290 50 47.0 -17.1 | 284 38 36.5 -9.1 14 30 22980 285 60 58.0 -15.5 | 279 48 47.4 -7.5 15 20 25430 275 64 63.8 -5.6 | 267 53 53.2 2.4 Wind Parameters Mean winds (0-6000m): 277.3 at 17.6 knts Storm direction: 307.3 at 13.2 knts Shear (0-3000m) pos: 2.9 neg: 0.0 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 94.2 deg Storm rel helicity (0-3000m) pos: 46.5 neg: 0.0 tot: 46.5 m^2/s^2 ave: 15.5 10^-3 m/s^2 rel: 0.84 Storm rel vorticity (0-3000m) horiz: 3.4 stream: 2.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.14 Bulk Shear: 18.71 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 ------------------------------------------------------------------------------- 500 254 7 157 11| 9.3 0.0 9.3| 28.2 0.0 28.2 56.4 0.83| 10.4 8.6 1000 266 10 174 9| 7.4 0.0 7.4| 39.0 0.0 39.0 39.0 0.85| 8.1 6.9 1500 270 12 190 8| 5.7 0.0 5.7| 44.1 0.0 44.1 29.4 0.86| 6.2 5.3 2000 272 13 199 8| 4.3 0.0 4.3| 44.8 0.0 44.8 22.4 0.85| 4.8 4.1 2500 274 14 206 8| 3.4 0.0 3.4| 45.5 0.0 45.5 18.2 0.85| 3.9 3.3 3000 275 14 210 8| 2.9 0.0 2.9| 46.5 0.0 46.5 15.5 0.84| 3.4 2.8 4000 277 15 218 8| 2.2 0.2 2.4| 49.1 0.0 49.1 12.3 0.83| 2.7 2.3 5000 278 16 224 8| 1.8 0.3 2.1| 51.7 0.0 51.7 10.3 0.82| 2.4 1.9 6000 277 18 230 9| 1.5 0.9 2.4| 54.0 -0.4 53.6 8.9 0.63| 2.6 1.7 Wrote GIF file: /home/apache/climate/data/raob//U8275/skewt/U8275.skewt.20251108.00.gif