UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041600.upa.cvt Date: 0000Z 16 APR 25 Searching for U4908... Searching the city database file for: U4908 ... Date:0000Z 16 APR 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 108 SFC 981 257 -7.7 -14.7 57 7.0 -9.4 330 1 266.9 267.1 264.9 270.4 1.24 2 955 467 -7.3 -18.3 41 11.0 -9.8 341 5 269.4 269.5 266.1 272.1 0.95 3 925 715 -8.7 -19.7 41 11.0 -11.1 355 9 270.4 270.6 266.6 272.9 0.87 4 850 1363 -14.1 -22.1 51 8.0 -15.6 305 13 271.4 271.5 267.1 273.6 0.76 5 803 1792 -16.9 -25.9 46 9.0 -18.3 309 14 272.8 272.9 267.7 274.5 0.58 6 776 2048 -17.9 -29.9 34 12.0 -19.6 312 14 274.5 274.5 268.5 275.7 0.41 7 720 2602 -22.7 -36.7 27 14.0 -24.1 318 15 275.1 275.2 268.5 275.8 0.23 8 700 2808 -24.5 -38.5 26 14.0 -25.7 320 15 275.4 275.4 268.7 276.0 0.20 9 644 3410 -29.5 -40.5 34 11.0 -30.3 301 26 276.3 276.4 269.2 276.9 0.17 10 554 4470 -36.1 -43.1 48 7.0 -36.5 268 45 280.7 280.7 271.8 281.2 0.15 11 547 4558 -35.9 -42.9 49 7.0 -36.3 265 47 281.9 282.0 272.6 282.4 0.16 12 517 4950 -37.1 -45.1 43 8.0 -37.5 252 54 285.1 285.1 274.3 285.5 0.13 13 500 5180 -38.9 -46.9 43 8.0 -39.3 245 58 285.6 285.6 274.5 286.0 0.11 14 476 5514 -41.9 -49.4 44 7.5 -42.2 240 66 286.0 286.0 274.7 286.3 0.09 15 456 5802 -44.5 -51.5 46 7.0 -44.7 238 62 286.2 286.2 274.8 286.5 0.07 16 419 6364 -47.5 -54.5 44 7.0 -47.7 235 54 289.4 289.4 276.5 289.6 0.06 17 400 6670 -46.9 -53.9 45 7.0 -47.1 245 54 294.0 294.0 278.7 294.3 0.06 18 347 7612 -47.1 -57.1 31 10.0 -47.4 257 44 306.0 306.0 283.8 306.1 0.05 19 300 8580 -45.3 -58.3 22 13.0 -45.7 270 33 321.5 321.5 289.3 321.7 0.05 20 250 9800 -44.7 -61.7 13 17.0 -45.3 265 35 339.6 339.6 294.3 339.8 0.04 21 219 10690 -43.7 -62.7 10 19.0 -44.5 268 33 354.3 354.3 297.5 354.4 0.04 22 200 11300 -44.1 -64.1 9 20.0 -44.9 270 31 362.9 362.9 299.3 363.1 0.03 23 150 13220 -45.9 -66.9 8 21.0 -46.8 265 36 391.0 391.0 303.9 391.1 0.03 24 138 13777 -45.1 -67.1 7 22.0 -46.2 264 34 401.8 401.8 305.5 402.0 0.03 25 120 14708 -46.7 -68.7 6 22.0 -47.7 262 30 415.3 415.3 307.2 415.4 0.03 26 106 15527 -48.9 -70.9 6 22.0 -49.8 261 27 426.1 426.1 308.4 426.2 0.03 27 100 15910 -49.5 -71.5 6 22.0 -50.4 260 25 432.1 432.1 309.1 432.2 0.02 28 70 18240 -50.3 -72.3 6 22.0 -51.5 240 13 476.8 476.8 313.2 477.0 0.03 29 50 20440 -49.9 -71.9 6 22.0 -51.5 270 11 525.9 525.9 316.7 526.2 0.05 30 38 22224 -52.5 -74.5 5 22.0 -54.1 181 8 562.2 562.2 318.8 562.5 0.04 31 30 23760 -50.1 -72.1 6 22.0 -52.5 105 5 608.1 608.1 321.0 608.6 0.08 32 28 24212 -48.9 -70.9 6 22.0 -51.7 623.5 623.5 321.7 624.3 0.10 TRP 419 6364 -47.5 -54.5 44 7.0 -47.7 235 54 289.4 289.4 276.5 289.6 0.06 WND 476 5514 -41.9 -49.4 44 7.5 -42.2 240 66 286.0 286.0 274.7 286.3 0.09 Sounding variables and indices 1000-500 mb thick: 5072.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 39.96 % Est. max temperature: -2.68 C = 27.18 F Sfc-Lift cond lev (LCL): 877.13 mb = 1122.25 m = 3681.88 ft T: -12.09 C 700-500 lapse rate: 6.07 C/km ThetaE index: 0.00 C Layer 981.0--107374184.0 mb Conv cond level (CCL): 731.38 mb = 2486.23 m = 8156.83 ft Mean mixing ratio: 0.92 g/kg Conv temperature: 0.33 C = 32.60 F Cap Strength: 10.69 C Lifted Index: 11.00 C Risk: None Lifted Index @300 mb: 34.78 C Lifted Index @700 mb: 4.02 C Showalter Index: 10.09 C Risk: None Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 24.80 C Cross Totals Index: 16.80 C K Index: -11.30 Risk: None Sweat Index: 84.00 Risk: None Energy Index: 2.56 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.87 J/kg Max Up Vert Vel: 5.07 m/s Conv Inhibition (B-): 52878.28 J/kg Cap Strength: 10.97 C Lift Cond Lev (LCL): 791.33 mb = 1901.53 m = 6238.55 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 289 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 ---------------------------------------------------------- 0 981 257 330 1 0.5 -0.9 | 107 23 -21.7 6.6 1 925 715 355 9 0.8 -9.0 | 86 21 -21.4 -1.5 2 850 1363 305 13 10.6 -7.5 | 90 12 -11.5 -0.0 3 700 2808 320 15 9.6 -11.5 | 72 13 -12.5 -4.1 4 500 5180 245 58 52.6 24.5 | 224 44 30.4 31.9 5 476 5514 240 66 57.2 33.0 | 221 53 35.0 40.4 6 419 6364 235 54 44.2 31.0 | 210 44 22.1 38.4 7 400 6670 245 54 48.9 22.8 | 222 40 26.8 30.2 8 300 8580 270 33 33.0 -0.0 | 236 13 10.8 7.4 9 250 9800 265 35 34.9 3.1 | 230 16 12.7 10.5 10 200 11300 270 31 31.0 -0.0 | 230 12 8.8 7.4 11 150 13220 265 36 35.9 3.1 | 232 17 13.7 10.6 12 100 15910 260 25 24.6 4.3 | 192 12 2.4 11.8 13 70 18240 240 13 11.3 6.5 | 142 18 -10.9 13.9 14 50 20440 270 11 11.0 -0.0 | 124 13 -11.2 7.4 15 30 23760 105 5 -4.8 1.3 | 108 28 -27.0 8.7 Wind Parameters Mean winds (0-6000m): 258.5 at 31.2 knts Storm direction: 288.5 at 23.4 knts Shear (0-3000m) pos: 1.9 neg: 3.1 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): -77.8 deg Storm rel helicity (0-3000m) pos: 5.4 neg: -79.0 tot: -73.6 m^2/s^2 ave: -24.5 10^-3 m/s^2 rel: -0.57 Storm rel vorticity (0-3000m) horiz: 5.4 stream: -3.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.09 Bulk Shear: 135.58 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 ------------------------------------------------------------------------------- 500 353 5 96 22| 8.6 0.0 8.6| 0.0 -44.8 -44.8 -89.5 -0.94| 8.7 -8.2 1000 337 8 90 19| 4.3 4.0 8.3| 2.6 -48.9 -46.3 -46.3 -0.49| 8.4 -4.2 1500 323 10 89 16| 2.9 3.2 6.0| 5.4 -52.1 -46.6 -31.1 -0.43| 6.6 -2.8 2000 319 11 87 15| 2.5 2.4 4.9| 5.4 -56.3 -50.8 -25.4 -0.46| 5.3 -2.5 2500 319 12 85 15| 2.3 1.9 4.2| 5.4 -60.4 -55.0 -22.0 -0.49| 4.6 -2.2 3000 317 13 82 14| 1.9 3.1 5.0| 5.4 -79.0 -73.6 -24.5 -0.57| 5.4 -3.1 4000 300 18 79 7| 1.4 5.4 6.8| 5.4-128.5-123.0 -30.8 -0.66| 7.4 -4.8 5000 271 25 200 7| 1.1 6.7 7.9| 5.4-285.0-279.5 -55.9 -0.62| 9.2 -5.7 6000 259 31 212 16| 1.0 5.4 6.3| 5.4-416.2-410.7 -68.5 -0.61| 9.2 -5.6 Wrote GIF file: /home/apache/climate/data/raob//U4908/skewt/U4908.skewt.20250416.00.gif