UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041912.upa.cvt Date: 1200Z 19 APR 25 Searching for U8275... Searching the city database file for: U8275 ... Date:1200Z 19 APR 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 1007 51 3.6 -3.4 60 7.0 0.8 180 7 276.2 276.7 273.6 284.4 2.95 1 1000 107 2.0 -5.0 60 7.0 -0.6 190 9 275.1 275.6 272.6 282.4 2.63 2 982 252 0.0 -7.0 59 7.0 -2.4 191 11 274.6 275.0 271.7 281.0 2.30 3 925 722 -4.3 -8.4 73 4.1 -5.6 195 19 274.9 275.3 271.7 281.0 2.19 4 910 852 -5.1 -8.5 77 3.4 -6.2 205 19 275.4 275.7 272.1 281.5 2.21 5 865 1253 -4.1 -6.4 84 2.3 -4.9 235 21 280.4 280.9 275.7 288.2 2.73 6 850 1392 -4.7 -7.4 81 2.7 -5.7 245 21 281.2 281.7 275.9 288.6 2.58 7 815 1722 -5.7 -9.7 73 4.0 -7.0 261 26 283.6 284.0 276.7 290.1 2.24 8 762 2251 -4.5 -7.1 82 2.6 -5.5 287 33 290.4 290.9 280.9 299.0 2.94 9 700 2916 -7.5 -10.4 80 2.9 -8.5 320 42 294.2 294.6 282.0 301.6 2.47 10 660 3373 -9.9 -12.9 79 3.0 -10.9 323 44 296.5 296.9 282.6 303.0 2.14 11 512 5286 -22.7 -26.6 70 3.9 -23.4 334 53 303.3 303.5 283.8 306.1 0.85 12 500 5460 -23.3 -27.6 68 4.3 -24.1 335 54 304.6 304.8 284.3 307.3 0.79 13 400 7060 -31.1 -36.0 62 4.9 -31.7 335 69 314.6 314.7 287.5 316.1 0.44 14 397 7113 -30.9 -35.8 62 4.9 -31.5 335 69 315.5 315.6 287.8 317.1 0.45 15 340 8190 -40.9 -46.9 52 6.0 -41.2 338 75 316.2 316.2 287.7 316.8 0.16 16 300 9030 -46.9 -52.9 50 6.0 -47.1 340 79 319.3 319.3 288.6 319.6 0.09 17 299 9052 -47.1 -53.1 50 6.0 -47.3 340 79 319.3 319.3 288.6 319.6 0.09 18 253 10135 -56.8 -62.8 47 6.0 -56.9 335 87 320.5 320.5 288.9 320.6 0.03 19 250 10210 -57.5 -63.5 46 6.0 -57.6 335 87 320.6 320.6 288.9 320.7 0.03 20 216 11123 -61.7 -68.7 39 7.0 -61.8 340 77 327.8 327.8 291.1 327.8 0.02 21 200 11600 -60.3 -67.3 39 7.0 -60.4 345 64 337.3 337.3 293.7 337.4 0.02 22 184 12121 -59.9 -66.9 40 7.0 -60.0 345 59 346.1 346.1 295.8 346.2 0.03 23 168 12696 -55.1 -62.1 42 7.0 -55.3 345 54 363.2 363.2 299.4 363.4 0.05 24 150 13420 -55.5 -63.5 36 8.0 -55.7 345 48 374.5 374.5 301.4 374.7 0.05 25 123 14691 -54.5 -64.5 28 10.0 -54.8 343 42 398.1 398.2 305.0 398.4 0.05 26 100 16020 -54.1 -67.1 19 13.0 -54.6 340 35 423.2 423.2 308.1 423.4 0.05 27 94 16415 -54.5 -67.5 19 13.0 -55.0 339 34 430.0 430.0 308.9 430.2 0.05 28 70 18300 -53.5 -68.5 14 15.0 -54.2 335 27 469.9 469.9 312.7 470.2 0.05 29 64 18878 -53.7 -69.7 12 16.0 -54.5 331 26 481.7 481.7 313.6 482.0 0.05 30 50 20470 -53.1 -70.1 11 17.0 -54.2 320 23 518.3 518.4 316.2 518.7 0.06 31 44 21294 -52.3 -70.3 10 18.0 -53.7 320 21 539.6 539.6 317.5 540.0 0.07 32 36 22585 -54.1 -72.1 9 18.0 -55.5 320 19 566.8 566.8 319.0 567.3 0.06 33 30 23750 -55.5 -73.5 9 18.0 -56.9 320 17 593.3 593.4 320.3 593.8 0.06 34 24 25171 -57.5 -76.5 7 19.0 -58.9 298 15 626.6 626.6 321.8 627.0 0.05 35 20 26330 -55.9 -74.9 8 19.0 -57.8 280 13 665.1 665.1 323.3 665.7 0.07 36 16 27755 -54.5 -74.5 7 20.0 -57.1 713.5 713.5 324.9 714.3 0.10 TRP 216 11123 -61.7 -68.7 39 7.0 -61.8 340 77 327.8 327.8 291.1 327.8 0.02 WND 253 10135 -56.8 -62.8 47 6.0 -56.9 335 87 320.5 320.5 288.9 320.6 0.03 Sounding variables and indices 1000-500 mb thick: 5353.00 m Freezing level: 982.00 mb = 251.53 m = 825.23 ft Wetbulb zero: 1002.82 mb = 84.25 m = 276.42 ft Precipitable water: 0.48 inches Sfc-500 mean rel hum: 75.37 % Est. max temperature: 8.27 C = 46.88 F Sfc-Lift cond lev (LCL): 903.43 mb = 908.97 m = 2982.14 ft T: -4.96 C 700-500 lapse rate: 6.21 C/km ThetaE index: 3.40 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 624.59 mb = 3788.15 m = 12428.16 ft Mean mixing ratio: 2.31 g/kg Conv temperature: 25.44 C = 77.80 F Cap Strength: 18.65 C Lifted Index: 19.57 C Risk: None Lifted Index @300 mb: 26.91 C Lifted Index @700 mb: 14.16 C Showalter Index: 14.00 C Risk: None Total Totals Index: 34.50 C Risk: None Vertical Totals Index: 18.60 C Cross Totals Index: 15.90 C K Index: 8.30 Risk: None Sweat Index: 96.00 Risk: None Energy Index: 3.96 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.16 J/kg Max Up Vert Vel: 2.52 m/s Conv Inhibition (B-): 64504.48 J/kg Cap Strength: 19.12 C Lift Cond Lev (LCL): 876.19 mb = 1151.52 m = 3777.90 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 348 at 28 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 1007 51 180 7 0.0 7.0 | 170 35 -6.0 34.8 1 1000 107 190 9 1.6 8.9 | 173 37 -4.5 36.7 2 925 722 195 19 4.9 18.4 | 179 46 -1.1 46.1 3 850 1392 245 21 19.0 8.9 | 200 39 13.0 36.7 4 700 2916 320 42 27.0 -32.2 | 282 21 21.0 -4.4 5 500 5460 335 54 22.8 -48.9 | 322 27 16.8 -21.1 6 400 7060 335 69 29.2 -62.5 | 326 42 23.1 -34.7 7 300 9030 340 79 27.0 -74.2 | 336 51 21.0 -46.4 8 253 10135 335 87 36.8 -78.8 | 329 60 30.7 -51.1 9 250 10210 335 87 36.8 -78.8 | 329 60 30.7 -51.1 10 216 11123 340 77 26.3 -72.4 | 335 49 20.3 -44.6 11 200 11600 345 64 16.6 -61.8 | 343 36 10.5 -34.0 12 150 13420 345 48 12.4 -46.4 | 341 20 6.4 -18.6 13 100 16020 340 35 12.0 -32.9 | 311 8 5.9 -5.1 14 70 18300 335 27 11.4 -24.5 | 238 6 5.4 3.3 15 50 20470 320 23 14.8 -17.6 | 221 13 8.8 10.2 16 30 23750 320 17 10.9 -13.0 | 198 16 4.9 14.8 17 20 26330 280 13 12.8 -2.3 | 195 26 6.8 25.5 Wind Parameters Mean winds (0-6000m): 317.8 at 37.9 knts Storm direction: 347.8 at 28.4 knts Shear (0-3000m) pos: 8.3 neg: 0.0 tot: 8.3 10-3/s Storm rel Dir Shear (0-3000m): 113.9 deg Storm rel helicity (0-3000m) pos: 596.8 neg: 0.0 tot: 596.8 m^2/s^2 ave: 198.9 10^-3 m/s^2 rel: 0.85 Storm rel vorticity (0-3000m) horiz: 13.2 stream: 11.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.01 Bulk Shear: 280.85 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 ------------------------------------------------------------------------------- 500 192 12 175 40| 9.8 0.0 9.8| 47.8 0.0 47.8 95.6 0.48| 9.9 4.8 1000 199 15 179 42| 7.8 0.0 7.8|157.4 0.0 157.4 157.4 0.68| 10.5 7.1 1500 214 17 185 42| 7.6 0.0 7.6|280.2 0.0 280.2 186.8 0.76| 11.4 8.7 2000 232 20 193 41| 8.2 0.0 8.2|400.4 0.0 400.4 200.2 0.81| 12.0 9.7 2500 253 22 204 38| 8.5 0.0 8.5|514.5 0.0 514.5 205.8 0.83| 12.9 10.7 3000 275 25 217 32| 8.3 0.0 8.3|596.8 0.0 596.8 198.9 0.85| 13.2 11.2 4000 298 30 236 25| 6.9 0.0 6.9|634.6 0.0 634.6 158.7 0.86| 10.7 9.2 5000 310 34 254 21| 6.0 0.0 6.0|676.4 0.0 676.4 135.3 0.86| 9.3 8.0 6000 318 38 271 19| 5.3 0.4 5.7|704.2 0.0 704.2 117.4 0.83| 8.5 7.0 Wrote GIF file: /home/apache/climate/data/raob//U8275/skewt/U8275.skewt.20250419.12.gif