UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050112.upa.cvt Date: 1200Z 1 MAY 25 Searching for U4908... Searching the city database file for: U4908 ... Date:1200Z 1 MAY 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 ------------------------------------------------------------------------------- 0 1000 170 SFC 989 260 3.4 -12.6 30 16.0 -1.6 300 7 277.4 277.7 272.1 281.6 1.46 2 925 797 -2.1 -18.1 28 16.0 -6.2 290 21 277.2 277.3 271.2 280.1 0.99 3 850 1460 -8.5 -20.5 37 12.0 -11.2 295 19 277.2 277.4 271.0 279.8 0.88 4 766 2256 -15.9 -22.9 55 7.0 -17.2 324 21 277.6 277.8 271.1 280.0 0.79 5 750 2415 -14.5 -22.5 51 8.0 -16.1 330 22 280.8 281.0 273.1 283.3 0.84 6 717 2754 -17.1 -26.1 46 9.0 -18.6 343 23 281.6 281.7 273.2 283.5 0.63 7 700 2934 -18.3 -27.3 45 9.0 -19.7 350 23 282.2 282.3 273.5 284.0 0.58 8 684 3107 -18.3 -29.3 37 11.0 -20.0 349 26 284.1 284.2 274.3 285.6 0.49 9 538 4852 -31.9 -44.9 26 13.0 -32.7 334 62 288.0 288.1 275.9 288.5 0.13 10 502 5342 -32.3 -46.3 24 14.0 -33.2 330 72 293.3 293.3 278.5 293.7 0.12 11 500 5370 -32.3 -46.3 24 14.0 -33.2 330 73 293.7 293.7 278.6 294.1 0.12 12 417 6628 -40.8 -51.5 31 10.7 -41.2 325 77 298.4 298.5 280.8 298.7 0.08 13 400 6910 -42.7 -52.7 33 10.0 -43.0 325 77 299.5 299.5 281.2 299.8 0.07 14 361 7592 -47.1 -57.1 31 10.0 -47.4 322 72 302.5 302.5 282.5 302.7 0.05 15 336 8064 -48.3 -58.3 31 10.0 -48.6 320 68 307.2 307.2 284.3 307.3 0.04 16 306 8679 -46.9 -57.9 27 11.0 -47.2 320 43 317.4 317.5 288.0 317.6 0.05 17 300 8810 -47.1 -58.1 27 11.0 -47.4 320 38 319.0 319.0 288.5 319.2 0.05 18 250 10020 -46.9 -61.9 16 15.0 -47.4 320 21 336.3 336.3 293.4 336.5 0.04 19 206 11295 -47.5 -65.5 11 18.0 -48.1 281 16 354.5 354.5 297.6 354.7 0.03 20 200 11490 -47.3 -66.3 10 19.0 -47.9 275 15 357.9 357.9 298.3 358.0 0.03 21 180 12190 -45.1 -66.1 8 21.0 -45.9 372.4 372.4 301.0 372.5 0.03 22 168 12649 -47.3 -69.3 6 22.0 -48.0 376.2 376.2 301.6 376.3 0.02 TRP 336 8064 -48.3 -58.3 31 10.0 -48.6 320 68 307.2 307.2 284.3 307.3 0.04 WND 417 6628 -40.8 -51.5 31 10.7 -41.2 325 77 298.4 298.5 280.8 298.7 0.08 Sounding variables and indices 1000-500 mb thick: 5200.00 m Freezing level: 949.44 mb = 591.86 m = 1941.77 ft Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 35.66 % Est. max temperature: 3.28 C = 37.90 F Sfc-Lift cond lev (LCL): 770.51 mb = 2210.73 m = 7252.96 ft T: -15.48 C 700-500 lapse rate: 5.75 C/km ThetaE index: 1.81 C Layer 925.0- 766.0 mb Conv cond level (CCL): 656.98 mb = 3399.78 m = 11154.00 ft Mean mixing ratio: 1.13 g/kg Conv temperature: 10.76 C = 51.37 F Cap Strength: 10.92 C Lifted Index: 11.19 C Risk: None Lifted Index @300 mb: 27.24 C Lifted Index @700 mb: 3.95 C Showalter Index: 11.74 C Risk: None Total Totals Index: 35.60 C Risk: None Vertical Totals Index: 23.80 C Cross Totals Index: 11.80 C K Index: -5.70 Risk: None Sweat Index: 111.00 Risk: None Energy Index: 2.96 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.27 J/kg Max Up Vert Vel: 1.60 m/s Conv Inhibition (B-): 9671.50 J/kg Cap Strength: 10.60 C Lift Cond Lev (LCL): 734.72 mb = 2570.36 m = 8432.83 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 358 at 30 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 ---------------------------------------------------------- 0 989 260 300 7 6.1 -3.5 | 191 27 5.2 26.4 1 925 797 290 21 19.7 -7.2 | 220 30 18.9 22.7 2 850 1460 295 19 17.2 -8.0 | 217 27 16.4 21.8 3 700 2934 350 23 4.0 -22.7 | 204 8 3.2 7.2 4 500 5370 330 73 36.5 -63.2 | 313 49 35.7 -33.4 5 417 6628 325 77 44.2 -63.1 | 307 55 43.3 -33.2 6 400 6910 325 77 44.2 -63.1 | 307 55 43.3 -33.2 7 336 8064 320 68 43.7 -52.1 | 297 48 42.9 -22.2 8 300 8810 320 38 24.4 -29.1 | 268 24 23.6 0.8 9 250 10020 320 21 13.5 -16.1 | 223 19 12.7 13.8 10 200 11490 275 15 14.9 -1.3 | 206 32 14.1 28.6 Wind Parameters Mean winds (0-6000m): 328.4 at 39.8 knts Storm direction: 358.4 at 29.9 knts Shear (0-3000m) pos: 4.3 neg: 2.3 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): 69.7 deg Storm rel helicity (0-3000m) pos: 119.5 neg: -18.2 tot: 101.3 m^2/s^2 ave: 33.8 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 2.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 118.47 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 ------------------------------------------------------------------------------- 500 293 13 205 27| 0.0 13.5 13.5| 91.0 0.0 91.0 182.0 0.96| 13.6 13.1 1000 292 17 212 28| 0.5 6.8 7.3| 96.6 -6.4 90.1 90.1 0.81| 8.0 6.5 1500 294 18 214 27| 1.8 4.5 6.4|105.5 -9.9 95.6 63.7 0.66| 7.0 4.6 2000 300 18 216 26| 3.1 3.4 6.5|110.4 -9.9 100.5 50.3 0.53| 7.0 3.7 2500 308 19 218 23| 3.9 2.7 6.6|110.4 -15.5 94.9 38.0 0.37| 7.1 2.6 3000 317 20 220 20| 4.3 2.3 6.6|119.5 -18.2 101.3 33.8 0.40| 7.4 2.9 4000 327 25 235 15| 3.2 4.2 7.4|143.8 -18.2 125.5 31.4 0.40| 8.3 3.3 5000 329 33 263 16| 2.6 5.6 8.2|145.5 -32.8 112.7 22.5 0.28| 9.0 2.5 6000 328 40 281 20| 2.1 5.2 7.4|145.5 -85.9 59.6 9.9 0.22| 8.1 1.8 Wrote GIF file: /home/apache/climate/data/raob//U4908/skewt/U4908.skewt.20250501.12.gif