UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041700.upa.cvt Date: 0000Z 17 APR 25 Searching for U8275... Searching the city database file for: U8275 ... Date:0000Z 17 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 50 -2.1 -11.1 50 9.0 -4.7 340 11 270.5 270.8 268.0 275.0 1.62 1 1000 105 -2.5 -11.5 50 9.0 -5.1 335 13 270.6 270.9 268.0 275.1 1.58 2 960 425 -5.9 -14.9 49 9.0 -8.2 340 25 270.4 270.6 267.3 273.9 1.25 3 925 713 -8.5 -16.5 52 8.0 -10.4 345 35 270.6 270.8 267.3 273.8 1.14 4 880 1096 -11.7 -18.7 56 7.0 -13.2 348 34 271.2 271.3 267.4 274.0 0.99 5 860 1270 -13.3 -20.3 56 7.0 -14.7 349 33 271.3 271.5 267.3 273.8 0.88 6 850 1359 -13.7 -21.7 51 8.0 -15.2 350 33 271.8 271.9 267.4 274.1 0.79 7 704 2777 -21.5 -39.5 18 18.0 -23.2 326 27 278.2 278.3 270.4 278.8 0.18 8 700 2819 -21.9 -39.9 18 18.0 -23.6 325 27 278.2 278.3 270.4 278.8 0.17 9 650 3360 -24.9 -42.9 17 18.0 -26.3 312 29 280.8 280.8 271.9 281.2 0.13 10 570 4307 -28.5 -40.5 31 12.0 -29.5 288 32 287.3 287.4 275.6 288.0 0.20 11 500 5230 -36.1 -43.1 48 7.0 -36.5 265 36 289.0 289.1 276.5 289.6 0.17 12 471 5641 -38.7 -44.7 53 6.0 -39.0 268 34 290.8 290.8 277.3 291.3 0.15 13 426 6320 -43.7 -50.7 46 7.0 -43.9 272 31 292.9 292.9 278.2 293.2 0.09 14 400 6740 -44.9 -52.9 40 8.0 -45.2 275 29 296.6 296.6 280.0 296.9 0.07 15 359 7461 -48.1 -57.1 35 9.0 -48.3 280 35 301.7 301.7 282.1 301.8 0.05 16 300 8660 -44.3 -56.3 25 12.0 -44.7 285 33 322.9 322.9 289.7 323.2 0.06 17 272 9321 -42.5 -57.5 18 15.0 -43.2 285 33 334.7 334.7 293.0 335.0 0.06 18 250 9890 -43.7 -60.7 14 17.0 -44.4 285 33 341.1 341.1 294.6 341.3 0.04 19 225 10597 -43.7 -62.7 10 19.0 -44.5 285 35 351.5 351.5 297.0 351.7 0.04 20 200 11390 -42.7 -63.7 8 21.0 -43.6 285 38 365.2 365.2 299.7 365.3 0.04 21 174 12326 -42.7 -64.7 7 22.0 -43.8 290 34 380.0 380.0 302.3 380.2 0.04 22 150 13320 -44.9 -66.9 7 22.0 -45.9 295 29 392.7 392.7 304.2 392.8 0.03 23 143 13638 -46.9 -68.9 6 22.0 -47.8 296 28 394.6 394.6 304.5 394.7 0.02 24 100 16000 -48.7 -70.7 6 22.0 -49.7 300 23 433.6 433.6 309.2 433.8 0.03 25 89 16767 -50.1 -72.1 6 22.0 -51.1 302 24 445.5 445.5 310.4 445.7 0.03 26 70 18340 -50.7 -72.7 6 22.0 -51.8 305 25 475.9 475.9 313.1 476.1 0.03 27 62 19129 -52.1 -74.1 5 22.0 -53.2 316 21 489.6 489.6 314.2 489.8 0.03 28 50 20530 -49.9 -73.9 4 24.0 -51.5 335 15 525.9 525.9 316.7 526.1 0.03 29 30 23860 -49.3 -73.3 4 24.0 -52.0 355 19 610.2 610.3 321.1 610.7 0.06 30 27 24547 -51.9 -74.9 5 23.0 -54.2 621.6 621.6 321.6 622.0 0.05 TRP 359 7461 -48.1 -57.1 35 9.0 -48.3 280 35 301.7 301.7 282.1 301.8 0.05 WND Sounding variables and indices 1000-500 mb thick: 5125.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 35.83 % Est. max temperature: -1.16 C = 29.92 F Sfc-Lift cond lev (LCL): 873.81 mb = 1149.32 m = 3770.68 ft T: -12.19 C 700-500 lapse rate: 5.89 C/km ThetaE index: 1.22 C Layer 960.0- 880.0 mb Conv cond level (CCL): 786.41 mb = 1944.00 m = 6377.88 ft Mean mixing ratio: 1.29 g/kg Conv temperature: 1.85 C = 35.34 F Cap Strength: 11.73 C Lifted Index: 12.43 C Risk: None Lifted Index @300 mb: 34.55 C Lifted Index @700 mb: 5.21 C Showalter Index: 12.51 C Risk: None Total Totals Index: 36.80 C Risk: None Vertical Totals Index: 22.40 C Cross Totals Index: 14.40 C K Index: -17.30 Risk: None Sweat Index: 102.00 Risk: None Energy Index: 3.28 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.00 J/kg Max Up Vert Vel: 1.42 m/s Conv Inhibition (B-): 50424.80 J/kg Cap Strength: 12.38 C Lift Cond Lev (LCL): 834.68 mb = 1495.85 m = 4907.57 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 339 at 23 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 50 340 11 3.8 -10.3 | 159 12 -4.4 11.3 1 1000 105 335 13 5.5 -11.8 | 165 10 -2.7 9.9 2 925 713 345 35 9.1 -33.8 | 356 12 0.9 -12.1 3 850 1359 350 33 5.7 -32.5 | 13 11 -2.4 -10.8 4 700 2819 325 27 15.5 -22.1 | 273 7 7.3 -0.4 5 500 5230 265 36 35.9 3.1 | 228 37 27.7 24.8 6 400 6740 275 29 28.9 -2.5 | 227 28 20.7 19.1 7 359 7461 280 35 34.5 -6.1 | 239 31 26.3 15.6 8 300 8660 285 33 31.9 -8.5 | 241 27 23.7 13.1 9 250 9890 285 33 31.9 -8.5 | 241 27 23.7 13.1 10 200 11390 285 38 36.7 -9.8 | 247 31 28.5 11.8 11 150 13320 295 29 26.3 -12.3 | 243 20 18.1 9.4 12 100 16000 300 23 19.9 -11.5 | 229 16 11.8 10.2 13 70 18340 305 25 20.5 -14.3 | 239 14 12.3 7.3 14 50 20530 335 15 6.3 -13.6 | 167 8 -1.8 8.1 15 30 23860 355 19 1.7 -18.9 | 113 7 -6.5 2.7 Wind Parameters Mean winds (0-6000m): 309.4 at 30.9 knts Storm direction: 339.4 at 23.2 knts Shear (0-3000m) pos: 4.0 neg: 2.8 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 108.0 deg Storm rel helicity (0-3000m) pos: 14.5 neg: -28.2 tot: -13.7 m^2/s^2 ave: -4.6 10^-3 m/s^2 rel: -0.31 Storm rel vorticity (0-3000m) horiz: 8.0 stream: -2.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 38.23 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 ------------------------------------------------------------------------------- 500 340 20 156 3| 18.6 0.0 18.6| 3.5 -0.2 3.3 6.6 -0.21| 21.0 -4.4 1000 344 27 10 4| 11.9 0.0 11.9| 9.7 -0.2 9.6 9.6 -0.08| 14.5 -1.1 1500 346 29 9 6| 7.9 0.6 8.5| 14.5 -4.1 10.4 6.9 -0.06| 10.9 -0.7 2000 345 30 4 7| 5.9 1.7 7.6| 14.5 -13.4 1.1 0.6 -0.17| 9.5 -1.6 2500 343 29 356 7| 4.8 2.3 7.1| 14.5 -21.6 -7.1 -2.8 -0.26| 8.6 -2.3 3000 340 29 345 6| 4.0 2.8 6.7| 14.5 -28.2 -13.7 -4.6 -0.31| 8.0 -2.5 4000 332 29 307 7| 3.0 3.8 6.8| 14.5 -51.7 -37.2 -9.3 -0.33| 7.8 -2.5 5000 320 30 278 11| 2.4 4.5 6.9| 14.5-114.0 -99.6 -19.9 -0.37| 7.8 -2.9 6000 309 31 262 16| 2.1 3.8 5.9| 15.7-131.6-115.8 -19.3 -0.36| 7.1 -2.5 Wrote GIF file: /home/apache/climate/data/raob//U8275/skewt/U8275.skewt.20250417.00.gif