UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100712.upa.cvt Date: 1200Z 7 OCT 25 Searching for U3884... Searching the city database file for: U3884 ... Date:1200Z 7 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 1024 59 -2.1 -6.6 71 4.5 -3.6 315 3 269.2 269.6 268.2 275.4 2.27 1 1000 247 -3.1 -9.1 63 6.0 -5.0 320 3 270.0 270.4 268.2 275.3 1.92 2 925 858 -8.1 -12.3 72 4.2 -9.2 20 1 271.0 271.3 268.3 275.5 1.60 3 870 1331 -10.9 -15.5 69 4.6 -12.0 121 4 272.9 273.1 269.1 276.6 1.31 4 850 1510 -10.5 -14.4 73 3.9 -11.5 160 5 275.1 275.4 270.7 279.3 1.47 5 846 1546 -10.3 -14.3 72 4.0 -11.3 161 5 275.7 276.0 271.1 280.0 1.49 6 700 2981 -18.7 -26.7 49 8.0 -20.0 210 7 281.8 281.9 273.3 283.7 0.61 7 679 3207 -19.7 -27.7 49 8.0 -20.9 215 7 283.1 283.2 273.9 284.9 0.58 8 634 3710 -23.9 -32.9 43 9.0 -24.9 225 6 283.9 284.0 274.1 285.1 0.38 9 500 5400 -35.1 -42.1 49 7.0 -35.5 260 3 290.2 290.3 277.1 290.9 0.19 10 400 6920 -46.9 -53.9 45 7.0 -47.1 280 5 294.0 294.0 278.7 294.3 0.06 11 380 7259 -49.3 -55.3 49 6.0 -49.4 293 6 295.2 295.2 279.3 295.4 0.06 12 300 8780 -58.9 -64.9 46 6.0 -59.0 355 11 302.3 302.3 282.3 302.4 0.02 13 289 9012 -60.3 -66.3 45 6.0 -60.3 350 11 303.6 303.6 282.8 303.6 0.02 14 270 9432 -61.1 -67.1 45 6.0 -61.2 350 13 308.4 308.4 284.7 308.4 0.02 15 251 9885 -59.1 -65.1 46 6.0 -59.2 350 15 317.8 317.8 288.1 317.9 0.02 16 250 9910 -58.7 -64.7 46 6.0 -58.8 350 15 318.8 318.8 288.4 318.9 0.03 17 243 10089 -56.9 -62.9 47 6.0 -57.0 349 15 324.1 324.1 290.0 324.2 0.03 18 220 10724 -53.7 -59.7 48 6.0 -53.8 347 16 338.4 338.4 294.0 338.6 0.06 19 207 11117 -52.3 -58.3 48 6.0 -52.5 346 17 346.5 346.5 295.9 346.8 0.07 20 200 11340 -52.5 -58.5 48 6.0 -52.7 345 17 349.6 349.6 296.6 349.9 0.07 21 150 13190 -53.5 -62.5 33 9.0 -53.8 345 17 377.9 377.9 301.9 378.2 0.06 22 100 15790 -55.1 -68.1 18 13.0 -55.5 345 15 421.3 421.3 307.9 421.5 0.04 23 87 16679 -55.9 -68.9 18 13.0 -56.3 343 13 436.8 436.8 309.6 437.0 0.04 24 70 18060 -57.5 -72.5 13 15.0 -58.0 340 9 461.4 461.4 311.9 461.5 0.03 25 50 20170 -59.9 -74.9 12 15.0 -60.4 310 11 502.3 502.3 315.1 502.5 0.03 26 39 21721 -60.9 -76.9 10 16.0 -61.5 298 10 536.8 536.8 317.3 537.0 0.03 27 30 23360 -59.5 -76.5 9 17.0 -60.4 285 9 582.4 582.4 319.8 582.7 0.04 28 20 25910 -56.1 -74.1 9 18.0 -57.9 250 13 664.5 664.5 323.3 665.1 0.08 29 15 27747 -54.3 -73.3 8 19.0 -57.0 727.4 727.5 325.3 728.6 0.13 TRP 289 9012 -60.3 -66.3 45 6.0 -60.3 350 11 303.6 303.6 282.8 303.6 0.02 WND Sounding variables and indices 1000-500 mb thick: 5153.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 56.19 % Est. max temperature: 1.47 C = 34.65 F Sfc-Lift cond lev (LCL): 954.09 mb = 615.30 m = 2018.69 ft T: -6.11 C 700-500 lapse rate: 6.78 C/km ThetaE index: 0.08 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 808.07 mb = 1893.65 m = 6212.69 ft Mean mixing ratio: 1.84 g/kg Conv temperature: 5.95 C = 42.70 F Cap Strength: 8.54 C Lifted Index: 12.46 C Risk: None Lifted Index @300 mb: 19.07 C Lifted Index @700 mb: 7.47 C Showalter Index: 9.35 C Risk: None Total Totals Index: 45.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.60 C Cross Totals Index: 20.70 C K Index: 2.20 Risk: None Sweat Index: 13.00 Risk: None Energy Index: 2.40 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.80 J/kg Max Up Vert Vel: 3.10 m/s Conv Inhibition (B-): 59884.69 J/kg Cap Strength: 12.24 C Lift Cond Lev (LCL): 897.67 mb = 1089.57 m = 3574.65 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 246 at 3 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 1024 59 315 3 2.1 -2.1 | 16 4 -1.0 -3.5 1 1000 247 320 3 1.9 -2.3 | 18 4 -1.2 -3.7 2 925 858 20 1 -0.3 -0.9 | 56 4 -3.4 -2.3 3 850 1510 160 5 -1.7 4.7 | 125 6 -4.8 3.3 4 700 2981 210 7 3.5 6.1 | 185 5 0.4 4.7 5 500 5400 260 3 3.0 0.5 | 10 1 -0.1 -0.8 6 400 6920 280 5 4.9 -0.9 | 321 3 1.8 -2.2 7 300 8780 355 11 1.0 -11.0 | 10 12 -2.1 -12.3 8 289 9012 350 11 1.9 -10.8 | 6 12 -1.2 -12.2 9 250 9910 350 15 2.6 -14.8 | 2 16 -0.5 -16.1 10 200 11340 345 17 4.4 -16.4 | 356 18 1.3 -17.8 11 150 13190 345 17 4.4 -16.4 | 356 18 1.3 -17.8 12 100 15790 345 15 3.9 -14.5 | 357 16 0.8 -15.8 13 70 18060 340 9 3.1 -8.5 | 0 10 -0.0 -9.8 14 50 20170 310 11 8.4 -7.1 | 328 10 5.3 -8.4 15 30 23360 285 9 8.7 -2.3 | 303 7 5.6 -3.7 16 20 25910 250 13 12.2 4.4 | 251 10 9.1 3.1 Wind Parameters Mean winds (0-6000m): 216.4 at 4.5 knts Storm direction: 246.4 at 3.4 knts Shear (0-3000m) pos: 1.4 neg: 0.0 tot: 1.4 10-3/s Storm rel Dir Shear (0-3000m): 170.7 deg Storm rel helicity (0-3000m) pos: 22.6 neg: 0.0 tot: 22.6 m^2/s^2 ave: 7.5 10^-3 m/s^2 rel: 0.91 Storm rel vorticity (0-3000m) horiz: 3.0 stream: 2.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.02 Bulk Shear: 4.70 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 ------------------------------------------------------------------------------- 500 326 3 24 4| 1.9 0.0 1.9| 1.9 0.0 1.9 3.7 0.90| 2.0 1.8 1000 338 2 35 4| 2.2 0.0 2.2| 4.3 0.0 4.3 4.3 0.76| 2.5 1.9 1500 238 3 94 1| 2.7 0.0 2.7| 15.1 0.0 15.1 10.0 0.88| 4.0 3.6 2000 173 3 119 4| 2.1 0.0 2.1| 17.6 0.0 17.6 8.8 0.89| 3.5 3.1 2500 182 4 131 4| 1.7 0.0 1.7| 20.2 0.0 20.2 8.1 0.90| 3.2 2.9 3000 192 4 143 4| 1.4 0.0 1.4| 22.6 0.0 22.6 7.5 0.91| 3.0 2.7 4000 203 5 159 3| 0.7 0.0 0.7| 23.7 0.0 23.7 5.9 0.85| 2.6 2.2 5000 210 5 165 3| 0.4 0.0 0.4| 24.1 0.0 24.1 4.8 0.82| 2.3 1.9 6000 216 5 169 2| 0.2 0.0 0.2| 24.2 -0.2 24.0 4.0 0.76| 2.1 1.6 Wrote GIF file: /home/apache/climate/data/raob//U3884/skewt/U3884.skewt.20251007.12.gif