UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043012.upa.cvt Date: 1200Z 30 APR 25 Searching for U3884... Searching the city database file for: U3884 ... Date:1200Z 30 APR 25 Station: U3884 WMO ident: 23884 Latitude: 61.60 Longitude: 90.00 ------------------------------------------------------------------------------- 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 1008 57 0.6 -9.4 47 10.0 -2.6 270 9 273.1 273.4 270.1 278.3 1.86 1 1000 121 0.4 -11.6 40 12.0 -3.3 270 11 273.5 273.8 269.9 278.0 1.57 2 925 739 -5.7 -15.7 45 10.0 -8.2 280 25 273.5 273.7 269.2 276.9 1.21 3 850 1393 -12.3 -18.3 61 6.0 -13.6 280 19 273.3 273.4 268.8 276.3 1.06 4 778 2062 -17.9 -21.9 71 4.0 -18.6 287 27 274.2 274.4 269.1 276.7 0.85 5 768 2158 -18.1 -22.0 71 3.9 -18.8 288 28 275.1 275.2 269.7 277.5 0.85 6 719 2651 -18.3 -28.3 41 10.0 -19.8 293 34 280.1 280.2 272.1 281.6 0.52 7 704 2808 -19.1 -32.1 31 13.0 -20.8 295 36 280.9 280.9 272.3 282.0 0.37 8 700 2850 -19.1 -32.1 31 13.0 -20.8 295 36 281.3 281.4 272.6 282.5 0.37 9 609 3874 -24.1 -42.1 17 18.0 -25.7 299 50 287.0 287.0 275.4 287.5 0.15 10 516 5059 -32.9 -46.9 23 14.0 -33.7 305 68 290.3 290.3 277.0 290.7 0.11 11 509 5155 -33.2 -47.2 23 14.0 -34.1 305 69 291.0 291.0 277.3 291.4 0.11 12 500 5280 -33.7 -47.7 23 14.0 -34.5 305 66 292.0 292.0 277.8 292.3 0.10 13 418 6520 -41.1 -55.1 21 14.0 -41.6 297 56 297.8 297.8 280.4 298.0 0.05 14 400 6820 -41.1 -56.1 18 15.0 -41.6 295 54 301.6 301.6 282.1 301.7 0.05 15 391 6974 -40.9 -55.9 18 15.0 -41.5 292 51 303.8 303.8 283.0 304.0 0.05 16 368 7382 -43.5 -59.5 15 16.0 -44.0 285 42 305.7 305.7 283.7 305.8 0.03 17 354 7644 -40.9 -56.9 16 16.0 -41.5 279 41 312.6 312.6 286.3 312.8 0.05 18 318 8367 -42.9 -60.9 12 18.0 -43.5 264 39 319.5 319.5 288.6 319.7 0.03 19 300 8760 -41.5 -60.5 11 19.0 -42.2 255 38 326.9 326.9 290.9 327.0 0.04 20 266 9578 -40.3 -60.3 10 20.0 -41.2 242 29 340.1 340.1 294.4 340.2 0.04 21 250 10000 -41.7 -62.7 8 21.0 -42.6 235 25 344.1 344.1 295.3 344.2 0.03 22 226 10680 -44.7 -65.7 8 21.0 -45.4 235 26 349.6 349.6 296.5 349.7 0.02 23 200 11500 -44.1 -66.1 7 22.0 -44.9 235 27 362.9 362.9 299.3 363.1 0.03 24 192 11774 -42.5 -65.5 6 23.0 -43.5 235 26 369.8 369.8 300.5 369.9 0.03 25 150 13430 -45.3 -68.3 6 23.0 -46.3 235 21 392.0 392.0 304.1 392.1 0.03 26 127 14540 -44.9 -68.9 5 24.0 -46.1 233 20 411.8 411.8 306.7 412.0 0.03 27 115 15195 -49.9 -72.9 5 23.0 -50.7 232 20 414.4 414.4 307.0 414.5 0.02 28 104 15853 -48.7 -71.7 5 23.0 -49.7 230 19 428.8 428.8 308.7 428.9 0.02 29 100 16110 -49.5 -72.5 5 23.0 -50.4 230 19 432.1 432.1 309.1 432.2 0.02 30 99 16176 -49.7 -72.7 5 23.0 -50.6 231 19 432.9 432.9 309.1 433.1 0.02 31 70 18420 -52.7 -74.7 5 22.0 -53.6 255 11 471.6 471.6 312.8 471.8 0.02 32 57 19742 -55.5 -77.5 5 22.0 -56.3 224 5 493.8 493.8 314.5 493.9 0.02 33 50 20580 -55.1 -77.1 5 22.0 -56.1 205 1 513.6 513.6 315.9 513.8 0.02 34 30 23850 -54.9 -76.9 5 22.0 -56.5 120 5 595.0 595.0 320.4 595.2 0.04 35 20 26460 -52.9 -75.9 5 23.0 -55.5 70 5 674.3 674.3 323.6 674.8 0.06 36 15 28329 -49.7 -73.7 4 24.0 -53.9 742.7 742.8 325.7 743.8 0.12 TRP 368 7382 -43.5 -59.5 15 16.0 -44.0 285 42 305.7 305.7 283.7 305.8 0.03 WND 509 5155 -33.2 -47.2 23 14.0 -34.1 305 69 291.0 291.0 277.3 291.4 0.11 Sounding variables and indices 1000-500 mb thick: 5159.00 m Freezing level: 995.08 mb = 161.52 m = 529.93 ft Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 38.51 % Est. max temperature: 0.77 C = 33.38 F Sfc-Lift cond lev (LCL): 861.91 mb = 1285.42 m = 4217.21 ft T: -11.21 C 700-500 lapse rate: 6.01 C/km ThetaE index: 2.00 C Layer 1000.0- 778.0 mb Conv cond level (CCL): 803.59 mb = 1817.18 m = 5961.81 ft Mean mixing ratio: 1.38 g/kg Conv temperature: 1.38 C = 34.48 F Cap Strength: 11.59 C Lifted Index: 12.28 C Risk: None Lifted Index @300 mb: 35.06 C Lifted Index @700 mb: 5.52 C Showalter Index: 13.13 C Risk: None Total Totals Index: 36.80 C Risk: None Vertical Totals Index: 21.40 C Cross Totals Index: 15.40 C K Index: -9.90 Risk: None Sweat Index: 104.00 Risk: None Energy Index: 3.36 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.17 J/kg Max Up Vert Vel: 2.52 m/s Conv Inhibition (B-): 64405.29 J/kg Cap Strength: 11.62 C Lift Cond Lev (LCL): 808.49 mb = 1771.25 m = 5811.11 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 328 at 31 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 1008 57 270 9 9.0 -0.0 | 164 27 -7.5 26.2 1 1000 121 270 11 11.0 -0.0 | 168 27 -5.5 26.2 2 925 739 280 25 24.6 -4.3 | 200 23 8.1 21.8 3 850 1393 280 19 18.7 -3.3 | 185 23 2.2 22.9 4 700 2850 295 36 32.6 -15.2 | 236 19 16.1 11.0 5 509 5155 305 69 56.5 -39.6 | 289 42 40.0 -13.4 6 500 5280 305 66 54.1 -37.9 | 287 39 37.6 -11.7 7 400 6820 295 54 48.9 -22.8 | 264 33 32.4 3.3 8 368 7382 285 42 40.6 -10.9 | 238 29 24.1 15.3 9 300 8760 255 38 36.7 9.8 | 209 41 20.2 36.0 10 250 10000 235 25 20.5 14.3 | 186 41 4.0 40.5 11 200 11500 235 27 22.1 15.5 | 188 42 5.6 41.7 12 150 13430 235 21 17.2 12.0 | 181 38 0.7 38.2 13 100 16110 230 19 14.6 12.2 | 177 38 -2.0 38.4 14 70 18420 255 11 10.6 2.8 | 169 30 -5.9 29.0 15 50 20580 205 1 0.4 0.9 | 149 31 -16.1 27.1 16 30 23850 120 5 -4.3 2.5 | 144 35 -20.8 28.7 17 20 26460 70 5 -4.7 -1.7 | 139 32 -21.2 24.5 Wind Parameters Mean winds (0-6000m): 297.7 at 41.3 knts Storm direction: 327.7 at 30.9 knts Shear (0-3000m) pos: 5.3 neg: 0.0 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 79.8 deg Storm rel helicity (0-3000m) pos: 214.8 neg: -33.4 tot: 181.5 m^2/s^2 ave: 60.5 10^-3 m/s^2 rel: 0.72 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 5.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 103.72 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 ------------------------------------------------------------------------------- 500 274 15 177 25| 12.3 0.0 12.3| 78.4 0.0 78.4 156.8 0.96| 12.4 12.0 1000 278 19 186 24| 6.8 0.0 6.8|103.7 -16.7 87.1 87.1 0.68| 9.8 6.7 1500 279 20 187 23| 4.2 0.0 4.2|113.0 -33.4 79.7 53.1 0.50| 8.0 4.0 2000 280 21 190 23| 4.7 0.0 4.7|146.7 -33.4 113.3 56.7 0.60| 7.6 4.6 2500 283 23 194 22| 5.0 0.0 5.0|180.2 -33.4 146.8 58.7 0.67| 7.4 5.0 3000 286 25 200 20| 5.3 0.0 5.3|214.8 -33.4 181.5 60.5 0.72| 7.4 5.3 4000 291 30 217 19| 5.9 0.0 5.9|290.9 -33.4 257.6 64.4 0.74| 7.4 5.5 5000 296 37 238 19| 6.2 0.0 6.2|380.7 -33.4 347.4 69.5 0.72| 7.5 5.4 6000 298 41 251 21| 5.2 0.8 6.0|390.4-115.4 275.0 45.8 0.53| 7.3 3.8 Wrote GIF file: /home/apache/climate/data/raob//U3884/skewt/U3884.skewt.20250430.12.gif