UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120512.upa.cvt Date: 1200Z 5 DEC 25 Searching for U3955... Searching the city database file for: U3955 ... Date:1200Z 5 DEC 25 Station: U3955 WMO ident: 23955 Latitude: 60.43 Longitude: 77.87 ------------------------------------------------------------------------------- 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 1015 46 -25.5 -29.5 69 4.0 -25.8 300 5 246.6 246.6 246.3 247.5 0.33 1 1000 154 -25.9 -29.9 69 4.0 -26.2 300 5 247.2 247.3 246.9 248.1 0.32 2 981 293 -26.7 -30.7 69 4.0 -27.0 305 6 247.8 247.9 247.4 248.6 0.30 3 958 464 -24.7 -28.7 69 4.0 -25.1 311 8 251.5 251.6 250.8 252.5 0.37 4 930 680 -25.3 -29.0 71 3.7 -25.6 319 11 253.0 253.1 252.2 254.1 0.37 5 925 719 -24.9 -28.6 71 3.7 -25.2 320 11 253.8 253.9 252.9 254.9 0.39 6 868 1186 -19.9 -23.2 75 3.3 -20.4 335 14 263.7 263.8 261.5 265.6 0.68 7 850 1341 -20.1 -23.4 75 3.3 -20.6 340 15 265.1 265.2 262.5 267.0 0.68 8 724 2526 -21.7 -29.7 48 8.0 -22.7 336 25 275.8 275.9 269.4 277.1 0.45 9 700 2774 -23.3 -33.3 39 10.0 -24.4 335 27 276.7 276.7 269.7 277.7 0.33 10 654 3268 -25.9 -38.9 28 13.0 -27.1 331 30 279.2 279.2 271.0 279.8 0.20 11 500 5150 -41.3 -51.3 33 10.0 -41.6 315 40 282.7 282.7 272.8 282.9 0.07 12 448 5890 -46.5 -56.5 31 10.0 -46.7 315 44 285.2 285.2 274.2 285.3 0.04 13 400 6640 -49.5 -59.5 30 10.0 -49.7 315 48 290.7 290.7 277.0 290.8 0.03 14 358 7360 -52.7 -62.7 29 10.0 -52.8 317 54 295.7 295.7 279.4 295.8 0.02 15 300 8490 -55.8 -64.9 31 9.0 -55.9 320 64 306.6 306.6 284.1 306.7 0.02 16 299 8511 -55.9 -64.9 32 9.0 -56.0 320 64 306.8 306.8 284.1 306.9 0.02 17 250 9650 -55.1 -65.1 28 10.0 -55.2 320 62 324.1 324.2 290.0 324.2 0.02 18 220 10469 -54.5 -64.5 28 10.0 -54.7 317 60 337.1 337.2 293.6 337.3 0.03 19 200 11080 -54.7 -64.7 28 10.0 -54.9 315 58 346.1 346.2 295.8 346.3 0.03 20 150 12910 -56.3 -68.3 21 12.0 -56.6 315 56 373.1 373.1 301.1 373.2 0.03 21 132 13720 -56.9 -68.9 21 12.0 -57.2 313 55 385.9 385.9 303.2 386.0 0.03 22 100 15460 -61.3 -73.3 19 12.0 -61.5 310 54 409.3 409.3 306.5 409.4 0.02 23 91 16045 -62.3 -74.3 19 12.0 -62.5 309 54 418.5 418.5 307.6 418.6 0.02 24 70 17650 -66.7 -78.7 17 12.0 -66.8 305 54 441.7 441.7 310.0 441.8 0.01 25 50 19680 -70.1 -82.1 16 12.0 -70.2 295 56 478.3 478.3 313.3 478.3 0.01 26 46 20174 -71.7 -83.7 15 12.0 -71.8 486.0 486.0 313.9 486.0 0.01 27 31 22484 -74.9 -86.9 14 12.0 -75.0 535.4 535.4 317.2 535.4 0.01 TRP 299 8511 -55.9 -64.9 32 9.0 -56.0 320 64 306.8 306.8 284.1 306.9 0.02 WND 300 8490 -55.8 -64.9 31 9.0 -55.9 320 64 306.6 306.6 284.1 306.7 0.02 Sounding variables and indices 1000-500 mb thick: 4996.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 48.91 % Est. max temperature: -8.08 C = 17.45 F Sfc-Lift cond lev (LCL): 949.22 mb = 531.27 m = 1742.99 ft T: -24.89 C 700-500 lapse rate: 7.58 C/km ThetaE index: 0.00 C Layer 1015.0-26038240.0 mb Conv cond level (CCL): 558.50 mb = 4374.50 m = 14351.88 ft Mean mixing ratio: 0.35 g/kg Conv temperature: 9.42 C = 48.96 F Cap Strength: 24.82 C Lifted Index: 25.77 C Risk: None Lifted Index @300 mb: 39.21 C Lifted Index @700 mb: 23.15 C Showalter Index: 13.00 C Risk: None Total Totals Index: 39.10 C Risk: None Vertical Totals Index: 21.20 C Cross Totals Index: 17.90 C K Index: -12.20 Risk: None Sweat Index: 70.00 Risk: None Energy Index: 3.43 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 34.79 J/kg Max Up Vert Vel: 8.34 m/s Conv Inhibition (B-): 50988.52 J/kg Cap Strength: 25.75 C Lift Cond Lev (LCL): 903.42 mb = 892.26 m = 2927.32 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 354 at 20 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 1015 46 300 5 4.3 -2.5 | 187 18 2.1 17.6 1 1000 154 300 5 4.3 -2.5 | 187 18 2.1 17.6 2 925 719 320 11 7.1 -8.4 | 202 13 4.8 11.7 3 850 1341 340 15 5.1 -14.1 | 206 7 2.9 6.0 4 700 2774 335 27 11.4 -24.5 | 295 10 9.2 -4.3 5 500 5150 315 40 28.3 -28.3 | 287 27 26.0 -8.2 6 400 6640 315 48 33.9 -33.9 | 294 35 31.7 -13.8 7 300 8490 320 64 41.1 -49.0 | 307 48 38.9 -28.9 8 299 8511 320 64 41.1 -49.0 | 307 48 38.9 -28.9 9 250 9650 320 62 39.9 -47.5 | 306 47 37.6 -27.4 10 200 11080 315 58 41.0 -41.0 | 298 44 38.8 -20.9 11 150 12910 315 56 39.6 -39.6 | 298 42 37.4 -19.5 12 100 15460 310 54 41.4 -34.7 | 290 42 39.1 -14.6 13 70 17650 305 54 44.2 -31.0 | 284 43 42.0 -10.8 14 50 19680 295 56 50.8 -23.7 | 274 49 48.5 -3.5 Wind Parameters Mean winds (0-6000m): 323.7 at 27.0 knts Storm direction: 353.7 at 20.3 knts Shear (0-3000m) pos: 2.3 neg: 2.1 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 108.8 deg Storm rel helicity (0-3000m) pos: 36.4 neg: -0.1 tot: 36.3 m^2/s^2 ave: 12.1 10^-3 m/s^2 rel: 0.55 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 2.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.61 Bulk Shear: 56.80 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 ------------------------------------------------------------------------------- 500 308 7 191 16| 4.6 0.0 4.6| 13.1 0.0 13.1 26.2 0.68| 4.6 3.1 1000 318 9 196 14| 4.7 0.0 4.7| 19.2 0.0 19.2 19.2 0.50| 5.0 2.5 1500 327 11 198 12| 4.5 0.0 4.5| 21.8 -0.1 21.7 14.5 0.44| 4.9 2.2 2000 331 13 204 10| 3.4 1.1 4.5| 27.8 -0.1 27.7 13.8 0.56| 4.8 2.7 2500 333 15 213 8| 2.7 1.7 4.5| 33.6 -0.1 33.6 13.4 0.60| 4.7 2.8 3000 333 17 226 7| 2.3 2.1 4.3| 36.4 -0.1 36.3 12.1 0.55| 4.6 2.5 4000 331 20 253 8| 1.7 2.4 4.1| 36.4 -3.4 33.0 8.2 0.41| 4.3 1.8 5000 327 24 269 11| 1.4 2.6 3.9| 36.4 -15.6 20.7 4.1 0.29| 4.3 1.2 6000 324 27 277 14| 1.1 2.6 3.7| 52.4 -17.5 34.9 5.8 0.29| 4.0 1.2 Wrote GIF file: /home/apache/climate/data/raob//U3955/skewt/U3955.skewt.20251205.12.gif