UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120712.upa.cvt Date: 1200Z 7 DEC 25 Searching for U3955... Searching the city database file for: U3955 ... Date:1200Z 7 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 1027 47 -29.7 -32.7 75 3.0 -29.9 320 1 241.6 241.6 241.5 242.2 0.24 1 1000 237 -30.1 -32.8 77 2.7 -30.3 325 3 243.1 243.1 242.9 243.7 0.24 2 994 280 -30.3 -33.0 77 2.7 -30.4 327 3 243.3 243.3 243.1 243.9 0.24 3 951 599 -23.1 -26.0 77 2.9 -23.4 341 6 253.7 253.7 253.0 255.0 0.48 4 925 803 -22.3 -25.3 77 3.0 -22.7 350 7 256.5 256.6 255.4 258.0 0.53 5 851 1418 -20.7 -25.7 64 5.0 -21.4 345 13 264.4 264.5 261.7 266.0 0.55 6 850 1427 -20.9 -25.9 64 5.0 -21.5 345 13 264.3 264.3 261.6 265.8 0.54 7 700 2846 -25.9 -36.9 35 11.0 -26.9 330 19 273.8 273.8 267.7 274.5 0.23 8 679 3066 -26.9 -37.9 35 11.0 -27.8 330 20 275.1 275.1 268.5 275.8 0.21 9 500 5210 -40.7 -49.7 37 9.0 -41.1 330 27 283.4 283.4 273.3 283.7 0.08 10 400 6700 -50.3 -59.3 34 9.0 -50.5 320 31 289.6 289.6 276.5 289.7 0.03 11 393 6815 -51.1 -60.1 33 9.0 -51.2 320 31 290.0 290.0 276.7 290.1 0.03 12 336 7817 -57.1 -66.1 31 9.0 -57.2 317 35 295.1 295.1 279.2 295.2 0.02 13 300 8530 -58.9 -67.9 30 9.0 -59.0 315 38 302.3 302.3 282.3 302.4 0.01 14 288 8785 -60.3 -69.3 30 9.0 -60.4 310 40 303.9 303.9 283.0 303.9 0.01 15 250 9670 -58.9 -67.9 30 9.0 -59.0 300 42 318.5 318.5 288.3 318.6 0.02 16 200 11070 -57.7 -67.7 27 10.0 -57.9 300 44 341.4 341.4 294.7 341.5 0.02 17 186 11530 -56.5 -66.5 27 10.0 -56.7 300 43 350.5 350.5 296.8 350.6 0.03 18 150 12890 -58.5 -69.5 23 11.0 -58.7 300 42 369.3 369.3 300.5 369.4 0.02 19 100 15430 -59.9 -73.9 14 14.0 -60.2 290 42 412.0 412.0 306.7 412.1 0.02 20 91 16019 -60.7 -74.7 14 14.0 -61.0 289 43 421.7 421.7 307.9 421.8 0.02 21 77 17049 -65.1 -79.1 13 14.0 -65.3 286 43 433.1 433.1 309.1 433.2 0.01 22 70 17630 -65.9 -79.9 12 14.0 -66.1 285 44 443.4 443.4 310.2 443.5 0.01 23 50 19660 -70.1 -84.1 11 14.0 -70.2 285 48 478.3 478.3 313.3 478.3 0.01 24 39 21132 -71.7 -85.7 11 14.0 -71.8 509.5 509.5 315.6 509.5 0.01 TRP 288 8785 -60.3 -69.3 30 9.0 -60.4 310 40 303.9 303.9 283.0 303.9 0.01 WND Sounding variables and indices 1000-500 mb thick: 4973.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 49.54 % Est. max temperature: -9.64 C = 14.64 F Sfc-Lift cond lev (LCL): 976.16 mb = 410.74 m = 1347.55 ft T: -27.35 C 700-500 lapse rate: 6.26 C/km ThetaE index: 0.15 C Layer 850.0- 700.0 mb Conv cond level (CCL): 1000.00 mb = 237.00 m = 777.55 ft Mean mixing ratio: 0.36 g/kg Conv temperature: -26.82 C = -16.27 F Cap Strength: 23.35 C Lifted Index: 28.13 C Risk: None Lifted Index @300 mb: 37.70 C Lifted Index @700 mb: 22.42 C Showalter Index: 14.53 C Risk: None Total Totals Index: 34.60 C Risk: None Vertical Totals Index: 19.80 C Cross Totals Index: 14.80 C K Index: -17.10 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 3.80 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 53.66 J/kg Max Up Vert Vel: 10.36 m/s Conv Inhibition (B-): 47786.19 J/kg Cap Strength: 27.88 C Lift Cond Lev (LCL): 939.69 mb = 687.28 m = 2254.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 2 at 14 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 47 320 1 0.6 -0.8 | 185 13 1.1 13.1 1 1000 237 325 3 1.7 -2.5 | 191 12 2.1 11.4 2 925 803 350 7 1.2 -6.9 | 193 7 1.6 6.9 3 850 1427 345 13 3.4 -12.6 | 251 4 3.8 1.3 4 700 2846 330 19 9.5 -16.5 | 285 10 9.9 -2.6 5 500 5210 330 27 13.5 -23.4 | 304 17 13.9 -9.5 6 400 6700 320 31 19.9 -23.7 | 296 23 20.4 -9.9 7 300 8530 315 38 26.9 -26.9 | 296 30 27.3 -13.0 8 288 8785 310 40 30.6 -25.7 | 291 33 31.1 -11.9 9 250 9670 300 42 36.4 -21.0 | 281 37 36.8 -7.2 10 200 11070 300 44 38.1 -22.0 | 282 39 38.5 -8.2 11 150 12890 300 42 36.4 -21.0 | 281 37 36.8 -7.2 12 100 15430 290 42 39.5 -14.4 | 271 40 39.9 -0.5 13 70 17630 285 44 42.5 -11.4 | 267 43 42.9 2.4 14 50 19660 285 48 46.4 -12.4 | 268 47 46.8 1.4 Wind Parameters Mean winds (0-6000m): 331.8 at 18.5 knts Storm direction: 1.8 at 13.8 knts Shear (0-3000m) pos: 1.5 neg: 1.9 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 102.7 deg Storm rel helicity (0-3000m) pos: 18.5 neg: -0.2 tot: 18.4 m^2/s^2 ave: 6.1 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 3.5 stream: 1.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.76 Bulk Shear: 30.47 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 ------------------------------------------------------------------------------- 500 331 3 190 11| 4.4 0.0 4.4| 6.2 0.0 6.2 12.4 0.45| 4.5 2.0 1000 344 5 192 9| 4.4 0.0 4.4| 8.4 -0.2 8.2 8.2 0.37| 4.6 1.7 1500 345 7 199 7| 2.9 1.5 4.4| 12.8 -0.2 12.6 8.4 0.54| 4.5 2.5 2000 343 9 211 6| 2.2 1.7 3.9| 15.0 -0.2 14.8 7.4 0.56| 4.0 2.3 2500 340 11 226 6| 1.7 1.9 3.6| 16.6 -0.2 16.4 6.6 0.53| 3.8 2.0 3000 338 12 241 6| 1.5 1.9 3.4| 18.5 -0.2 18.4 6.1 0.50| 3.5 1.8 4000 335 14 262 7| 1.1 1.9 3.0| 25.1 -0.2 24.9 6.2 0.52| 3.1 1.6 5000 333 16 277 8| 0.9 1.8 2.7| 31.6 -0.2 31.4 6.3 0.51| 2.8 1.4 6000 332 18 285 9| 0.7 1.8 2.5| 32.4 -7.4 24.9 4.2 0.41| 2.7 1.1 Wrote GIF file: /home/apache/climate/data/raob//U3955/skewt/U3955.skewt.20251207.12.gif