UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102800.upa.cvt Date: 0000Z 28 OCT 25 Searching for U3884... Searching the city database file for: U3884 ... Date:0000Z 28 OCT 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 1000 64 -0.3 -1.8 90 1.5 -0.9 290 3 272.9 273.4 272.3 281.9 3.35 1 937 581 -3.3 -6.4 79 3.1 -4.4 303 25 274.9 275.3 272.2 281.9 2.52 2 925 682 -4.7 -7.6 80 2.9 -5.7 305 29 274.5 274.9 271.7 281.0 2.33 3 850 1341 -9.5 -13.2 74 3.7 -10.5 315 25 276.2 276.5 271.6 280.8 1.62 4 770 2095 -15.9 -18.8 78 2.9 -16.5 318 26 277.2 277.4 271.4 280.5 1.12 5 740 2395 -14.9 -18.4 75 3.5 -15.7 319 26 281.5 281.7 274.0 285.1 1.21 6 700 2814 -17.3 -21.3 71 4.0 -18.1 320 27 283.3 283.5 274.8 286.3 1.00 7 603 3917 -23.1 -27.6 67 4.5 -23.8 322 34 289.0 289.1 277.2 291.0 0.66 8 500 5260 -33.1 -37.4 65 4.3 -33.5 325 42 292.7 292.7 278.4 293.7 0.31 9 414 6559 -43.5 -50.5 46 7.0 -43.7 329 47 295.5 295.5 279.5 295.9 0.09 10 400 6790 -45.1 -52.1 45 7.0 -45.3 330 48 296.4 296.4 279.8 296.7 0.08 11 363 7432 -49.7 -56.7 44 7.0 -49.8 332 55 298.6 298.6 280.8 298.7 0.05 12 326 8133 -51.3 -58.3 43 7.0 -51.4 334 63 305.7 305.7 283.7 305.9 0.04 13 304 8585 -53.7 -59.8 47 6.2 -53.8 335 68 308.5 308.6 284.8 308.7 0.04 14 300 8670 -54.1 -60.1 48 6.0 -54.2 335 66 309.1 309.1 285.0 309.2 0.04 15 287 8953 -55.3 -62.3 41 7.0 -55.4 330 66 311.3 311.3 285.8 311.4 0.03 16 263 9513 -52.9 -59.9 42 7.0 -53.1 330 61 322.7 322.7 289.6 322.9 0.05 17 250 9840 -52.5 -59.5 43 7.0 -52.7 330 58 328.0 328.0 291.2 328.2 0.05 18 200 11280 -52.7 -61.7 33 9.0 -52.9 325 48 349.3 349.3 296.5 349.5 0.05 19 150 13120 -55.5 -67.5 21 12.0 -55.8 325 42 374.5 374.5 301.4 374.6 0.03 20 131 13979 -57.3 -69.3 20 12.0 -57.6 323 39 386.0 386.0 303.2 386.1 0.03 21 117 14696 -55.9 -69.9 16 14.0 -56.2 322 36 401.3 401.3 305.4 401.4 0.03 22 100 15690 -57.7 -71.7 15 14.0 -58.0 320 33 416.2 416.2 307.3 416.4 0.02 23 70 17930 -61.3 -76.3 12 15.0 -61.6 305 31 453.2 453.2 311.1 453.3 0.02 24 50 20000 -64.1 -79.1 11 15.0 -64.4 305 25 492.4 492.4 314.4 492.5 0.02 25 40 21357 -65.7 -80.7 11 15.0 -66.0 301 28 520.9 520.9 316.4 521.0 0.01 26 30 23110 -63.7 -79.7 10 16.0 -64.3 295 31 571.0 571.0 319.2 571.1 0.02 27 20 25600 -63.5 -79.5 10 16.0 -64.3 300 36 641.8 641.8 322.4 642.1 0.04 28 16 26979 -60.7 -77.7 9 17.0 -62.0 693.2 693.3 324.2 693.7 0.06 TRP 287 8953 -55.3 -62.3 41 7.0 -55.4 330 66 311.3 311.3 285.8 311.4 0.03 WND 304 8585 -53.7 -59.8 47 6.2 -53.8 335 68 308.5 308.6 284.8 308.7 0.04 Sounding variables and indices 1000-500 mb thick: 5196.04 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.29 inches Sfc-500 mean rel hum: 72.54 % Est. max temperature: 3.04 C = 37.48 F Sfc-Lift cond lev (LCL): 976.72 mb = 250.95 m = 823.32 ft T: -1.39 C 700-500 lapse rate: 6.46 C/km ThetaE index: 1.43 C Layer 937.0- 740.0 mb Conv cond level (CCL): 902.15 mb = 876.95 m = 2877.11 ft Mean mixing ratio: 2.68 g/kg Conv temperature: 1.86 C = 35.35 F Cap Strength: 7.67 C Lifted Index: 9.54 C Risk: None Lifted Index @300 mb: 19.47 C Lifted Index @700 mb: 4.18 C Showalter Index: 10.18 C Risk: None Total Totals Index: 43.50 C Risk: None Vertical Totals Index: 23.60 C Cross Totals Index: 19.90 C K Index: 6.40 Risk: None Sweat Index: 92.00 Risk: None Energy Index: 2.69 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.81 J/kg Max Up Vert Vel: 3.69 m/s Conv Inhibition (B-): 17.88 J/kg Cap Strength: 9.52 C Lift Cond Lev (LCL): 913.14 mb = 782.61 m = 2567.57 ft Lev Free Conv (LFC): 788.14 mb = 1917.68 m = 6291.51 ft Equ Level (EL): 768.14 mb = 2113.64 m = 6934.44 ft B at Equ Level: 5.94 J/kg Max Parcel Lev (MPL): 748.14 mb = 2312.89 m = 7588.12 ft Wind level data Storm motion: 350 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 1000 64 290 3 2.8 -1.0 | 177 22 -1.1 22.0 1 1000 62 290 3 2.8 -1.0 | 177 22 -1.1 22.0 2 925 682 305 29 23.8 -16.6 | 252 21 19.9 6.4 3 850 1341 315 25 17.7 -17.7 | 249 15 13.8 5.3 4 700 2814 320 27 17.4 -20.7 | 260 14 13.5 2.3 5 500 5260 325 42 24.1 -34.4 | 299 23 20.2 -11.4 6 400 6790 330 48 24.0 -41.6 | 313 27 20.1 -18.5 7 304 8585 335 68 28.7 -61.6 | 327 46 24.9 -38.6 8 300 8670 335 66 27.9 -59.8 | 327 44 24.0 -36.8 9 287 8953 330 66 33.0 -57.2 | 320 45 29.1 -34.1 10 250 9840 330 58 29.0 -50.2 | 317 37 25.1 -27.2 11 200 11280 325 48 27.5 -39.3 | 305 29 23.6 -16.3 12 150 13120 325 42 24.1 -34.4 | 299 23 20.2 -11.4 13 100 15690 320 33 21.2 -25.3 | 277 17 17.3 -2.3 14 70 17930 305 31 25.4 -17.8 | 256 22 21.5 5.2 15 50 20000 305 25 20.5 -14.3 | 242 19 16.6 8.7 16 30 23110 295 31 28.1 -13.1 | 248 26 24.2 9.9 17 20 25600 300 36 31.2 -18.0 | 260 28 27.3 5.0 Wind Parameters Mean winds (0-6000m): 320.4 at 31.1 knts Storm direction: 350.4 at 23.3 knts Shear (0-3000m) pos: 4.4 neg: 0.0 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 88.6 deg Storm rel helicity (0-3000m) pos: 147.6 neg: -4.0 tot: 143.6 m^2/s^2 ave: 47.9 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 4.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.15 Bulk Shear: 46.05 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 ------------------------------------------------------------------------------- 500 304 13 205 17| 21.7 0.0 21.7|106.3 0.0 106.3 212.6 0.97| 21.8 21.3 1000 306 21 229 17| 12.3 0.0 12.3|132.0 -1.6 130.4 130.4 0.86| 15.1 13.0 1500 309 22 236 16| 7.7 0.0 7.7|133.4 -4.0 129.4 86.2 0.78| 11.1 8.6 2000 311 23 240 16| 6.0 0.0 6.0|137.0 -4.0 132.9 66.5 0.78| 8.6 6.7 2500 313 24 243 15| 4.9 0.0 4.9|140.6 -4.0 136.5 54.6 0.79| 7.1 5.5 3000 314 24 246 15| 4.4 0.0 4.4|147.6 -4.0 143.6 47.9 0.79| 6.2 4.9 4000 316 26 254 15| 4.1 0.0 4.1|169.3 -4.0 165.2 41.3 0.80| 5.5 4.4 5000 319 29 264 15| 3.9 0.0 3.9|192.4 -4.0 188.4 37.7 0.79| 5.0 4.0 6000 320 31 273 16| 3.7 0.0 3.7|216.9 -4.0 212.9 35.5 0.79| 4.6 3.6 Wrote GIF file: /home/apache/climate/data/raob//U3884/skewt/U3884.skewt.20251028.00.gif