UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050312.upa.cvt Date: 1200Z 3 MAY 25 Searching for U3955... Searching the city database file for: U3955 ... Date:1200Z 3 MAY 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 1019 45 7.8 -7.2 34 15.0 2.2 300 7 279.4 279.8 274.3 285.6 2.18 1 1000 200 6.4 -8.6 33 15.0 1.0 305 9 279.5 279.9 274.2 285.2 1.99 2 925 832 0.2 -9.8 47 10.0 -3.1 325 15 279.5 279.8 274.0 285.1 1.96 3 850 1500 -6.7 -11.7 68 5.0 -8.2 340 17 279.1 279.4 273.6 284.4 1.83 4 801 1963 -6.7 -17.7 41 11.0 -9.6 342 18 283.9 284.1 275.3 287.5 1.19 5 700 3000 -13.5 -29.5 25 16.0 -16.3 345 21 287.5 287.6 276.2 289.0 0.47 6 598 4179 -20.1 -42.1 12 22.0 -22.4 345 28 293.1 293.2 278.4 293.7 0.16 7 501 5466 -28.7 -49.7 11 21.0 -30.1 345 36 297.9 297.9 280.5 298.2 0.08 8 500 5480 -28.9 -49.9 11 21.0 -30.3 345 36 297.8 297.8 280.5 298.1 0.08 9 446 6291 -32.3 -51.3 13 19.0 -33.4 340 39 303.4 303.4 282.9 303.7 0.08 10 400 7050 -37.7 -54.7 15 17.0 -38.5 335 42 306.0 306.0 283.9 306.2 0.06 11 390 7225 -38.9 -54.9 17 16.0 -39.6 334 45 306.6 306.7 284.1 306.9 0.06 12 300 9000 -48.3 -64.3 14 16.0 -48.6 320 73 317.3 317.3 287.9 317.4 0.02 13 288 9265 -49.7 -65.7 14 16.0 -50.0 315 75 319.0 319.0 288.5 319.1 0.02 14 284 9356 -49.8 -66.0 13 16.2 -50.1 315 77 320.2 320.2 288.8 320.2 0.02 15 250 10180 -50.5 -68.5 10 18.0 -50.8 320 71 331.0 331.0 292.0 331.1 0.02 16 220 11011 -51.5 -71.5 7 20.0 -51.8 320 58 341.8 341.8 294.7 341.8 0.01 17 200 11630 -51.1 -72.1 6 21.0 -51.5 320 48 351.8 351.9 297.0 351.9 0.01 18 150 13500 -50.7 -73.7 5 23.0 -51.2 320 33 382.7 382.7 302.7 382.8 0.01 19 141 13902 -50.1 -73.1 5 23.0 -50.7 318 32 390.6 390.6 303.9 390.7 0.01 20 100 16130 -51.7 -74.7 5 23.0 -52.4 305 29 427.8 427.8 308.6 427.9 0.02 21 90 16811 -51.1 -74.1 5 23.0 -52.0 301 24 442.1 442.1 310.1 442.2 0.02 22 79 17659 -48.9 -72.9 4 24.0 -50.1 295 18 463.5 463.5 312.1 463.6 0.03 23 70 18450 -49.1 -73.1 4 24.0 -50.4 290 13 479.3 479.4 313.4 479.5 0.03 24 50 20660 -49.3 -73.3 4 24.0 -51.1 295 7 527.3 527.3 316.8 527.5 0.04 25 35 22993 -50.7 -74.7 4 24.0 -52.8 323 8 580.3 580.3 319.7 580.6 0.04 26 30 24000 -49.9 -73.9 4 24.0 -52.4 335 9 608.6 608.6 321.0 609.0 0.06 27 20 26660 -48.5 -73.5 4 25.0 -52.3 15 15 687.7 687.8 324.0 688.5 0.09 28 17 27732 -47.3 -72.3 4 25.0 -52.0 724.3 724.3 325.2 725.4 0.13 TRP 288 9265 -49.7 -65.7 14 16.0 -50.0 315 75 319.0 319.0 288.5 319.1 0.02 WND 284 9356 -49.8 -66.0 13 16.2 -50.1 315 77 320.2 320.2 288.8 320.2 0.02 Sounding variables and indices 1000-500 mb thick: 5280.00 m Freezing level: 922.83 mb = 851.36 m = 2793.15 ft Wetbulb zero: 981.69 mb = 349.84 m = 1147.76 ft Precipitable water: 0.22 inches Sfc-500 mean rel hum: 29.89 % Est. max temperature: 7.60 C = 45.69 F Sfc-Lift cond lev (LCL): 808.71 mb = 1888.08 m = 6194.41 ft T: -6.70 C 700-500 lapse rate: 6.21 C/km ThetaE index: 1.27 C Layer 1000.0- 801.0 mb Conv cond level (CCL): 707.69 mb = 2915.88 m = 9566.43 ft Mean mixing ratio: 1.99 g/kg Conv temperature: 15.65 C = 60.17 F Cap Strength: 11.01 C Lifted Index: 10.95 C Risk: None Lifted Index @300 mb: 22.75 C Lifted Index @700 mb: 5.35 C Showalter Index: 11.60 C Risk: None Total Totals Index: 39.40 C Risk: None Vertical Totals Index: 22.20 C Cross Totals Index: 17.20 C K Index: -5.50 Risk: None Sweat Index: 70.00 Risk: None Energy Index: 2.91 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.86 J/kg Max Up Vert Vel: 3.12 m/s Conv Inhibition (B-): 55915.27 J/kg Cap Strength: 10.96 C Lift Cond Lev (LCL): 793.26 mb = 2037.48 m = 6684.57 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 12 at 18 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 1019 45 300 7 6.1 -3.5 | 215 17 9.7 13.8 1 1000 200 305 9 7.4 -5.2 | 222 16 11.0 12.1 2 925 832 325 15 8.6 -12.3 | 248 13 12.2 5.0 3 850 1500 340 17 5.8 -16.0 | 262 9 9.4 1.3 4 700 3000 345 21 5.4 -20.3 | 289 10 9.0 -3.0 5 500 5480 345 36 9.3 -34.8 | 324 22 12.9 -17.5 6 400 7050 335 42 17.7 -38.1 | 314 30 21.3 -20.8 7 300 9000 320 73 46.9 -55.9 | 307 64 50.5 -38.7 8 288 9265 315 75 53.0 -53.0 | 302 67 56.6 -35.8 9 284 9356 315 77 54.4 -54.4 | 303 69 58.0 -37.2 10 250 10180 320 71 45.6 -54.4 | 307 62 49.2 -37.1 11 200 11630 320 48 30.9 -36.8 | 300 40 34.4 -19.5 12 150 13500 320 33 21.2 -25.3 | 288 26 24.8 -8.0 13 100 16130 305 29 23.8 -16.6 | 269 27 27.3 0.6 14 70 18450 290 13 12.2 -4.4 | 231 20 15.8 12.8 15 50 20660 295 7 6.3 -3.0 | 215 17 9.9 14.3 16 30 24000 335 9 3.8 -8.2 | 219 12 7.4 9.1 17 20 26660 15 15 -3.9 -14.5 | 174 3 -0.3 2.8 Wind Parameters Mean winds (0-6000m): 341.7 at 23.5 knts Storm direction: 11.7 at 17.6 knts Shear (0-3000m) pos: 2.9 neg: 0.0 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 74.9 deg Storm rel helicity (0-3000m) pos: 54.8 neg: 0.0 tot: 54.8 m^2/s^2 ave: 18.3 10^-3 m/s^2 rel: 0.86 Storm rel vorticity (0-3000m) horiz: 3.2 stream: 2.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.14 Bulk Shear: 34.38 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 ------------------------------------------------------------------------------- 500 309 10 225 16| 6.0 0.0 6.0| 23.6 0.0 23.6 47.2 0.94| 6.1 5.8 1000 319 12 235 14| 5.2 0.0 5.2| 37.9 0.0 37.9 37.9 0.88| 5.6 4.9 1500 326 14 242 13| 4.3 0.0 4.3| 43.8 0.0 43.8 29.2 0.82| 4.9 4.0 2000 330 15 247 12| 3.6 0.0 3.6| 47.3 0.0 47.3 23.7 0.84| 4.0 3.4 2500 334 16 252 11| 3.2 0.0 3.2| 50.9 0.0 50.9 20.4 0.85| 3.5 3.0 3000 336 16 257 10| 2.9 0.0 2.9| 54.8 0.0 54.8 18.3 0.86| 3.2 2.8 4000 339 18 269 10| 2.2 0.8 3.0| 67.5 0.0 67.5 16.9 0.82| 3.2 2.6 5000 341 21 283 11| 1.8 1.2 3.0| 80.2 0.0 80.2 16.0 0.75| 3.2 2.4 6000 342 24 295 12| 1.5 1.5 2.9| 85.2 -8.1 77.2 12.9 0.62| 3.1 1.9 Wrote GIF file: /home/apache/climate/data/raob//U3955/skewt/U3955.skewt.20250503.12.gif