UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120600.upa.cvt Date: 0000Z 6 DEC 25 Searching for U3884... Searching the city database file for: U3884 ... Date:0000Z 6 DEC 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 1009 56 -26.9 -30.1 74 3.2 -27.2 315 5 245.6 245.7 245.4 246.5 0.31 1 1000 120 -28.1 -32.4 67 4.3 -28.4 305 7 245.1 245.1 244.8 245.7 0.25 2 926 664 -32.5 -36.4 68 3.9 -32.7 300 15 246.0 246.0 245.5 246.5 0.18 3 925 672 -32.3 -36.2 68 3.9 -32.5 300 15 246.3 246.3 245.7 246.8 0.19 4 905 828 -28.5 -32.1 71 3.6 -28.7 304 17 251.7 251.8 250.8 252.5 0.29 5 875 1069 -29.1 -32.5 72 3.4 -29.3 310 19 253.6 253.6 252.4 254.4 0.28 6 850 1278 -26.7 -30.0 74 3.3 -27.0 315 21 258.2 258.2 256.5 259.2 0.37 7 809 1636 -24.3 -28.0 71 3.7 -24.7 301 20 264.4 264.5 261.6 265.8 0.47 8 700 2678 -30.3 -36.3 56 6.0 -30.7 260 19 268.9 269.0 264.4 269.7 0.24 9 670 2989 -31.9 -37.9 55 6.0 -32.3 263 20 270.5 270.6 265.5 271.2 0.22 10 645 3259 -30.5 -36.5 56 6.0 -31.0 266 20 275.1 275.1 268.6 275.9 0.26 11 500 5030 -41.3 -52.3 29 11.0 -41.6 285 25 282.7 282.7 272.8 282.9 0.06 12 498 5057 -41.5 -52.5 29 11.0 -41.9 285 25 282.8 282.8 272.9 283.0 0.06 13 493 5125 -41.7 -52.7 29 11.0 -42.1 286 25 283.3 283.3 273.2 283.5 0.06 14 431 6022 -48.3 -59.3 27 11.0 -48.5 292 29 286.0 286.0 274.6 286.1 0.03 15 400 6510 -50.7 -60.7 30 10.0 -50.8 295 31 289.1 289.1 276.2 289.2 0.03 16 316 8013 -58.7 -67.7 30 9.0 -58.8 290 29 298.1 298.1 280.6 298.2 0.01 17 306 8215 -57.7 -66.7 31 9.0 -57.8 293 28 302.3 302.3 282.3 302.4 0.02 18 300 8340 -57.7 -66.7 31 9.0 -57.8 295 27 304.0 304.0 283.0 304.1 0.02 19 250 9490 -55.3 -64.3 32 9.0 -55.5 305 33 323.9 323.9 290.0 324.0 0.03 20 200 10920 -55.1 -65.1 28 10.0 -55.3 305 31 345.5 345.5 295.7 345.6 0.03 21 195 11080 -54.5 -65.5 25 11.0 -54.7 305 31 349.0 349.0 296.4 349.1 0.03 22 150 12740 -56.5 -69.5 18 13.0 -56.8 310 36 372.7 372.7 301.1 372.8 0.02 23 124 13939 -60.1 -74.1 14 14.0 -60.3 308 35 387.0 387.0 303.3 387.1 0.01 24 100 15280 -61.1 -75.1 14 14.0 -61.3 305 33 409.7 409.7 306.5 409.7 0.01 25 80 16658 -64.1 -79.1 11 15.0 -64.3 305 34 430.5 430.5 308.9 430.5 0.01 26 72 17306 -62.3 -77.3 12 15.0 -62.6 305 35 447.5 447.5 310.6 447.6 0.01 27 70 17480 -63.1 -78.1 11 15.0 -63.4 305 35 449.4 449.4 310.8 449.5 0.01 28 59 18524 -67.5 -82.5 10 15.0 -67.7 297 36 462.0 462.0 312.0 462.1 0.01 29 50 19520 -68.7 -83.7 10 15.0 -68.9 290 36 481.6 481.6 313.6 481.6 0.01 30 39 20994 -72.3 -87.3 9 15.0 -72.5 283 40 508.0 508.0 315.5 508.0 0.00 31 30 22530 -73.9 -88.9 8 15.0 -74.0 275 44 543.2 543.2 317.7 543.2 0.00 32 21 24601 -75.9 -90.9 8 15.0 -76.0 595.5 595.5 320.4 595.5 0.00 TRP 316 8013 -58.7 -67.7 30 9.0 -58.8 290 29 298.1 298.1 280.6 298.2 0.01 WND Sounding variables and indices 1000-500 mb thick: 4910.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 57.12 % Est. max temperature: -16.00 C = 3.19 F Sfc-Lift cond lev (LCL): 956.19 mb = 437.24 m = 1434.48 ft T: -30.66 C 700-500 lapse rate: 4.68 C/km ThetaE index: 0.72 C Layer 1000.0- 926.0 mb Conv cond level (CCL): 512.89 mb = 4853.00 m = 15921.74 ft Mean mixing ratio: 0.22 g/kg Conv temperature: 9.52 C = 49.14 F Cap Strength: 25.20 C Lifted Index: 29.58 C Risk: None Lifted Index @300 mb: 40.66 C Lifted Index @700 mb: 20.31 C Showalter Index: 19.30 C Risk: None Total Totals Index: 25.90 C Risk: None Vertical Totals Index: 14.60 C Cross Totals Index: 11.30 C K Index: -21.40 Risk: None Sweat Index: 67.00 Risk: None Energy Index: 5.06 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.26 J/kg Max Up Vert Vel: 4.95 m/s Conv Inhibition (B-): 56284.75 J/kg Cap Strength: 29.40 C Lift Cond Lev (LCL): 896.93 mb = 891.91 m = 2926.17 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 315 at 16 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 1009 56 315 5 3.5 -3.5 | 135 11 -7.5 7.5 1 1000 120 305 7 5.7 -4.0 | 143 9 -5.3 7.1 2 925 672 300 15 13.0 -7.5 | 209 4 1.9 3.6 3 850 1278 315 21 14.8 -14.8 | 315 5 3.8 -3.8 4 700 2678 260 19 18.7 3.3 | 208 16 7.7 14.4 5 500 5030 285 25 24.1 -6.5 | 251 14 13.1 4.6 6 400 6510 295 31 28.1 -13.1 | 277 17 17.0 -2.0 7 316 8013 290 29 27.3 -9.9 | 266 16 16.2 1.2 8 300 8340 295 27 24.5 -11.4 | 271 13 13.4 -0.3 9 250 9490 305 33 27.0 -18.9 | 296 18 16.0 -7.8 10 200 10920 305 31 25.4 -17.8 | 295 16 14.3 -6.7 11 150 12740 310 36 27.6 -23.1 | 306 20 16.5 -12.1 12 100 15280 305 33 27.0 -18.9 | 296 18 16.0 -7.8 13 70 17480 305 35 28.7 -20.1 | 297 20 17.6 -9.0 14 50 19520 290 36 33.8 -12.3 | 273 23 22.8 -1.2 15 30 22530 275 44 43.8 -3.8 | 258 34 32.8 7.2 Wind Parameters Mean winds (0-6000m): 285.1 at 20.9 knts Storm direction: 315.1 at 15.6 knts Shear (0-3000m) pos: 1.0 neg: 2.9 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 78.7 deg Storm rel helicity (0-3000m) pos: 23.7 neg: -36.0 tot: -12.3 m^2/s^2 ave: -4.1 10^-3 m/s^2 rel: 0.01 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.64 Bulk Shear: 19.27 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 ------------------------------------------------------------------------------- 500 303 10 153 7| 0.0 8.8 8.8| 9.7 0.0 9.7 19.4 0.63| 8.9 5.6 1000 304 13 176 4| 3.1 4.4 7.5| 15.5 0.0 15.5 15.5 0.78| 7.7 6.0 1500 307 15 213 2| 2.0 3.7 5.8| 17.8 -5.3 12.5 8.3 0.47| 7.3 3.5 2000 303 17 235 3| 1.5 3.4 4.9| 17.8 -16.8 1.0 0.5 0.16| 7.3 1.2 2500 298 17 233 5| 1.2 3.3 4.6| 17.8 -32.3 -14.5 -5.8 -0.00| 7.2 -0.0 3000 292 18 229 7| 1.0 2.9 3.9| 23.7 -36.0 -12.3 -4.1 0.01| 6.5 0.1 4000 285 18 227 9| 1.4 2.2 3.6| 42.1 -36.0 6.0 1.5 0.12| 5.5 0.6 5000 284 20 231 10| 1.6 1.7 3.4| 61.0 -36.0 24.9 5.0 0.21| 4.9 1.0 6000 285 21 238 11| 1.8 1.5 3.2| 79.6 -36.0 43.6 7.3 0.28| 4.5 1.3 Wrote GIF file: /home/apache/climate/data/raob//U3884/skewt/U3884.skewt.20251206.00.gif