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 U3955... Searching the city database file for: U3955 ... Date:0000Z 6 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 1022 47 -21.7 -24.4 79 2.7 -22.0 300 1 249.9 250.0 249.7 251.3 0.52 1 1000 208 -19.9 -22.8 78 2.9 -20.3 305 3 253.2 253.3 252.9 254.9 0.61 2 984 328 -18.5 -21.8 75 3.3 -19.0 309 4 255.8 255.9 255.2 257.7 0.68 3 925 785 -22.3 -25.3 77 3.0 -22.7 325 9 256.5 256.6 255.4 258.0 0.53 4 864 1283 -26.9 -29.3 80 2.4 -27.1 321 15 256.8 256.8 255.4 257.9 0.39 5 850 1402 -23.3 -25.6 81 2.3 -23.6 320 17 261.7 261.8 259.7 263.3 0.56 6 836 1524 -21.1 -23.2 83 2.1 -21.4 319 18 265.3 265.4 262.7 267.3 0.71 7 700 2823 -27.1 -34.1 51 7.0 -27.8 310 29 272.5 272.5 267.0 273.4 0.30 8 593 4007 -32.7 -44.7 29 12.0 -33.4 310 38 279.2 279.2 270.9 279.6 0.12 9 500 5190 -41.1 -52.1 30 11.0 -41.5 310 48 282.9 282.9 273.0 283.1 0.06 10 458 5781 -44.3 -54.3 32 10.0 -44.6 310 54 286.1 286.1 274.7 286.3 0.05 11 400 6680 -47.5 -57.5 31 10.0 -47.7 310 64 293.3 293.3 278.3 293.4 0.04 12 300 8550 -54.9 -64.9 28 10.0 -55.1 310 87 308.0 308.0 284.6 308.0 0.02 13 296 8635 -55.2 -65.2 28 10.0 -55.4 310 89 308.7 308.7 284.8 308.8 0.02 14 270 9216 -57.5 -67.5 27 10.0 -57.6 310 85 313.6 313.6 286.6 313.7 0.02 15 250 9700 -57.1 -68.1 24 11.0 -57.2 310 79 321.2 321.2 289.1 321.2 0.02 16 200 11110 -56.1 -67.1 24 11.0 -56.3 310 66 343.9 343.9 295.3 344.0 0.02 17 170 12138 -55.7 -67.7 21 12.0 -55.9 307 61 361.0 361.0 298.9 361.1 0.02 18 150 12930 -56.7 -68.7 21 12.0 -56.9 305 58 372.4 372.4 301.0 372.5 0.02 19 100 15480 -60.7 -74.7 14 14.0 -60.9 305 50 410.4 410.5 306.6 410.5 0.02 20 91 16064 -61.5 -75.5 14 14.0 -61.7 305 51 420.1 420.1 307.7 420.2 0.01 21 70 17670 -65.7 -80.7 11 15.0 -65.9 305 52 443.8 443.8 310.3 443.9 0.01 22 63 18309 -67.5 -82.5 10 15.0 -67.7 303 53 453.4 453.4 311.2 453.5 0.01 23 50 19700 -69.1 -84.1 10 15.0 -69.2 300 56 480.7 480.7 313.5 480.7 0.01 24 33 22162 -72.7 -87.7 9 15.0 -72.9 531.8 531.8 317.1 531.8 0.01 TRP 270 9216 -57.5 -67.5 27 10.0 -57.6 310 85 313.6 313.6 286.6 313.7 0.02 WND 296 8635 -55.2 -65.2 28 10.0 -55.4 310 89 308.7 308.7 284.8 308.8 0.02 Sounding variables and indices 1000-500 mb thick: 4982.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 54.97 % Est. max temperature: -14.81 C = 5.34 F Sfc-Lift cond lev (LCL): 977.28 mb = 378.51 m = 1241.81 ft T: -18.92 C 700-500 lapse rate: 5.91 C/km ThetaE index: 0.10 C Layer 864.0- 850.0 mb Conv cond level (CCL): 899.03 mb = 992.90 m = 3257.51 ft Mean mixing ratio: 0.60 g/kg Conv temperature: -14.92 C = 5.14 F Cap Strength: 19.60 C Lifted Index: 21.63 C Risk: None Lifted Index @300 mb: 36.43 C Lifted Index @700 mb: 14.72 C Showalter Index: 16.18 C Risk: None Total Totals Index: 33.30 C Risk: None Vertical Totals Index: 17.80 C Cross Totals Index: 15.50 C K Index: -14.80 Risk: None Sweat Index: 82.00 Risk: None Energy Index: 4.27 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.14 J/kg Max Up Vert Vel: 6.80 m/s Conv Inhibition (B-): 48312.30 J/kg Cap Strength: 21.59 C Lift Cond Lev (LCL): 923.72 mb = 795.10 m = 2608.58 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 341 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 1022 47 300 1 0.9 -0.5 | 163 22 -6.4 21.1 1 1000 208 305 3 2.5 -1.7 | 166 20 -4.8 19.9 2 925 785 325 9 5.2 -7.4 | 171 14 -2.1 14.2 3 850 1402 320 17 10.9 -13.0 | 203 9 3.6 8.6 4 700 2823 310 29 22.2 -18.6 | 259 15 14.9 3.0 5 500 5190 310 48 36.8 -30.9 | 287 31 29.5 -9.2 6 400 6680 310 64 49.0 -41.1 | 295 46 41.7 -19.5 7 300 8550 310 87 66.6 -55.9 | 300 69 59.3 -34.3 8 296 8635 310 89 68.2 -57.2 | 300 71 60.9 -35.6 9 270 9216 310 85 65.1 -54.6 | 300 67 57.8 -33.0 10 250 9700 310 79 60.5 -50.8 | 299 61 53.2 -29.2 11 200 11110 310 66 50.6 -42.4 | 296 48 43.3 -20.8 12 150 12930 305 58 47.5 -33.3 | 286 42 40.2 -11.7 13 100 15480 305 50 41.0 -28.7 | 282 34 33.7 -7.1 14 70 17670 305 52 42.6 -29.8 | 283 36 35.3 -8.2 15 50 19700 300 56 48.5 -28.0 | 279 42 41.2 -6.4 Wind Parameters Mean winds (0-6000m): 311.3 at 30.4 knts Storm direction: 341.3 at 22.8 knts Shear (0-3000m) pos: 2.0 neg: 3.2 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 100.6 deg Storm rel helicity (0-3000m) pos: 67.4 neg: 0.0 tot: 67.4 m^2/s^2 ave: 22.5 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 5.3 stream: 3.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.25 Bulk Shear: 93.26 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 ------------------------------------------------------------------------------- 500 311 4 167 20| 5.7 0.0 5.7| 13.7 0.0 13.7 27.5 0.46| 5.8 2.7 1000 321 7 169 17| 5.9 0.0 5.9| 22.3 0.0 22.3 22.3 0.43| 6.1 2.6 1500 321 10 175 14| 3.9 2.0 6.0| 36.1 0.0 36.1 24.0 0.58| 6.1 3.5 2000 319 12 183 12| 3.0 2.6 5.6| 46.6 0.0 46.6 23.3 0.65| 5.7 3.7 2500 317 15 194 11| 2.4 3.0 5.4| 56.7 0.0 56.7 22.7 0.67| 5.5 3.7 3000 315 17 206 11| 2.0 3.2 5.2| 67.4 0.0 67.4 22.5 0.66| 5.3 3.5 4000 313 21 230 11| 1.5 3.5 4.9| 92.5 0.0 92.5 23.1 0.65| 5.0 3.3 5000 312 26 250 13| 1.2 3.6 4.8|117.7 0.0 117.7 23.5 0.62| 4.8 3.0 6000 311 30 264 16| 1.0 3.9 4.9|150.2 0.0 150.2 25.0 0.57| 4.9 2.8 Wrote GIF file: /home/apache/climate/data/raob//U3955/skewt/U3955.skewt.20251206.00.gif