UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010912.upa.cvt Date: 1200Z 9 JAN 26 Searching for U3884... Searching the city database file for: U3884 ... Date:1200Z 9 JAN 26 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 1027 56 -33.7 -37.3 70 3.6 -33.8 225 3 237.6 237.7 237.5 238.0 0.15 1 1000 243 -33.9 -38.2 65 4.3 -34.1 210 11 239.2 239.3 239.1 239.6 0.14 2 988 328 -34.5 -38.8 65 4.3 -34.7 219 12 239.5 239.5 239.2 239.8 0.13 3 974 429 -29.3 -33.8 65 4.5 -29.6 230 14 245.7 245.7 245.3 246.3 0.23 4 970 458 -26.1 -30.5 66 4.4 -26.5 233 14 249.2 249.3 248.7 250.1 0.31 5 925 804 -23.7 -27.6 70 3.9 -24.1 270 19 255.1 255.1 254.0 256.3 0.43 6 915 884 -22.7 -26.5 71 3.8 -23.1 274 18 256.9 257.0 255.7 258.2 0.48 7 850 1422 -24.7 -28.3 72 3.6 -25.1 305 15 260.3 260.3 258.3 261.5 0.44 8 744 2384 -28.1 -31.8 71 3.7 -28.5 326 15 266.7 266.7 263.0 267.7 0.36 9 700 2819 -30.5 -34.3 69 3.8 -30.8 335 15 268.7 268.8 264.4 269.6 0.30 10 631 3550 -34.9 -39.0 66 4.1 -35.1 327 19 271.8 271.8 266.3 272.4 0.21 11 577 4173 -36.9 -40.9 66 4.0 -37.1 321 23 276.5 276.5 269.4 277.1 0.19 12 500 5150 -43.7 -47.8 64 4.1 -43.8 310 29 279.8 279.8 271.2 280.1 0.10 13 403 6562 -53.1 -57.3 60 4.2 -53.2 310 42 285.4 285.4 274.3 285.5 0.04 14 400 6610 -53.3 -57.5 60 4.2 -53.4 310 42 285.7 285.7 274.5 285.9 0.04 15 300 8440 -58.9 -63.1 58 4.2 -58.9 310 71 302.3 302.3 282.4 302.4 0.03 16 289 8674 -59.1 -63.3 58 4.2 -59.2 310 73 305.3 305.3 283.5 305.4 0.03 17 251 9555 -59.9 -64.1 58 4.2 -60.0 310 69 316.7 316.7 287.7 316.8 0.03 18 250 9580 -59.9 -64.1 58 4.2 -60.0 310 69 317.0 317.0 287.8 317.1 0.03 19 200 10960 -61.1 -65.2 58 4.1 -61.2 315 56 336.0 336.0 293.3 336.1 0.03 20 178 11683 -61.3 -65.6 57 4.3 -61.4 315 52 347.1 347.1 296.0 347.2 0.03 21 150 12740 -62.7 -67.4 53 4.7 -62.8 315 46 362.1 362.1 299.1 362.2 0.03 22 138 13251 -63.9 -68.7 52 4.8 -64.0 313 45 368.7 368.7 300.4 368.8 0.03 23 100 15220 -64.1 -69.1 50 5.0 -64.2 305 42 403.9 403.9 305.7 404.1 0.03 24 91 15796 -66.3 -71.3 49 5.0 -66.4 302 42 410.6 410.6 306.6 410.7 0.03 25 70 17390 -66.1 -72.1 43 6.0 -66.2 295 42 443.0 443.0 310.2 443.2 0.03 26 64 17934 -66.7 -72.7 42 6.0 -66.8 292 43 453.2 453.2 311.1 453.3 0.03 27 50 19440 -63.5 -69.5 44 6.0 -63.7 285 46 493.8 493.9 314.5 494.2 0.07 28 41 20662 -62.5 -69.5 38 7.0 -62.8 525.2 525.2 316.6 525.7 0.08 TRP 289 8674 -60.1 -64.2 59 4.1 -60.2 310 73 303.9 303.9 283.0 303.9 0.02 WND 289 8674 -59.1 -63.3 58 4.2 -59.2 310 73 305.3 305.3 283.5 305.4 0.03 Sounding variables and indices 1000-500 mb thick: 4907.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 68.19 % Est. max temperature: -12.34 C = 9.80 F Sfc-Lift cond lev (LCL): 965.53 mb = 491.79 m = 1613.46 ft T: -25.87 C 700-500 lapse rate: 5.66 C/km ThetaE index: 0.00 C Layer 1027.0- -0.0 mb Conv cond level (CCL): 1000.00 mb = 243.00 m = 797.23 ft Mean mixing ratio: 0.25 g/kg Conv temperature: -30.52 C = -22.93 F Cap Strength: 25.95 C Lifted Index: 27.53 C Risk: None Lifted Index @300 mb: 39.78 C Lifted Index @700 mb: 20.46 C Showalter Index: 15.05 C Risk: None Total Totals Index: 34.40 C Risk: None Vertical Totals Index: 19.00 C Cross Totals Index: 15.40 C K Index: -13.10 Risk: None Sweat Index: 59.00 Risk: None Energy Index: 3.94 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 87.30 J/kg Max Up Vert Vel: 13.21 m/s Conv Inhibition (B-): 45438.98 J/kg Cap Strength: 27.48 C Lift Cond Lev (LCL): 923.78 mb = 813.64 m = 2669.40 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 340 at 15 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 1027 56 225 3 2.1 2.1 | 169 17 -3.2 16.5 1 1000 243 210 11 5.5 9.5 | 180 24 0.1 24.0 2 925 804 270 19 19.0 -0.0 | 223 20 13.6 14.4 3 850 1422 305 15 12.3 -8.6 | 230 9 6.9 5.8 4 700 2819 335 15 6.3 -13.6 | 230 1 1.0 0.8 5 500 5150 310 29 22.2 -18.6 | 284 17 16.9 -4.2 6 400 6610 310 42 32.2 -27.0 | 295 30 26.8 -12.6 7 300 8440 310 71 54.4 -45.6 | 302 58 49.0 -31.2 8 289 8674 310 73 55.9 -46.9 | 303 60 50.6 -32.5 9 250 9580 310 69 52.9 -44.4 | 302 56 47.5 -29.9 10 200 10960 315 56 39.6 -39.6 | 306 43 34.2 -25.2 11 150 12740 315 46 32.5 -32.5 | 304 33 27.2 -18.1 12 100 15220 305 42 34.4 -24.1 | 288 31 29.1 -9.7 13 70 17390 295 42 38.1 -17.7 | 276 33 32.7 -3.3 14 50 19440 285 46 44.4 -11.9 | 266 39 39.1 2.5 Wind Parameters Mean winds (0-6000m): 309.6 at 20.5 knts Storm direction: 339.6 at 15.4 knts Shear (0-3000m) pos: 3.0 neg: 0.0 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 104.5 deg Storm rel helicity (0-3000m) pos: 132.0 neg: -0.3 tot: 131.7 m^2/s^2 ave: 43.9 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 7.8 stream: 4.2 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 1.34 Bulk Shear: 65.25 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 ------------------------------------------------------------------------------- 500 225 11 186 22| 13.0 0.0 13.0| 74.9 0.0 74.9 149.8 0.75| 17.4 13.1 1000 255 14 205 20| 8.3 0.0 8.3|128.1 0.0 128.1 128.1 0.74| 15.6 11.5 1500 270 15 213 17| 5.1 0.0 5.1|130.4 -0.2 130.2 86.8 0.62| 12.8 7.9 2000 281 15 219 15| 4.0 0.0 4.0|131.3 -0.2 131.1 65.6 0.58| 10.3 6.0 2500 291 15 223 12| 3.3 0.0 3.3|131.4 -0.2 131.3 52.5 0.55| 8.8 4.9 3000 299 15 227 11| 3.0 0.0 3.0|132.0 -0.3 131.7 43.9 0.54| 7.8 4.2 4000 308 16 238 9| 2.3 0.9 3.2|133.0 -0.4 132.6 33.1 0.49| 6.8 3.3 5000 310 18 251 9| 1.8 1.5 3.3|133.0 -5.2 127.8 25.6 0.40| 6.2 2.5 6000 310 21 263 11| 1.5 2.0 3.5|149.1 -6.0 143.1 23.9 0.39| 5.9 2.3 Wrote GIF file: /home/apache/climate/data/raob//U3884/skewt/U3884.skewt.20260109.12.gif