UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120200.upa.cvt Date: 0000Z 2 DEC 25 Searching for U3921... Searching the city database file for: U3921 ... Date:0000Z 2 DEC 25 Station: U3921 WMO ident: 23921 Latitude: 60.68 Longitude: 60.43 ------------------------------------------------------------------------------- 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 1011 96 -2.7 -8.7 63 6.0 -4.6 180 3 269.6 269.9 268.0 275.0 1.96 1 1000 183 -1.9 -8.9 59 7.0 -4.1 200 5 271.2 271.6 269.1 276.6 1.95 2 986 295 -2.7 -9.7 59 7.0 -4.8 211 7 271.5 271.8 269.1 276.7 1.85 3 970 425 -0.9 -8.9 55 8.0 -3.5 223 10 274.6 275.0 271.3 280.2 2.01 4 930 761 -0.5 -15.5 31 15.0 -4.7 256 16 278.4 278.6 272.3 281.9 1.23 5 925 804 0.6 -16.4 27 17.0 -4.2 260 17 279.9 280.1 273.1 283.3 1.15 6 911 927 2.6 -22.4 14 25.0 -3.8 261 16 283.2 283.3 274.2 285.3 0.69 7 871 1288 0.8 -27.2 10 28.0 -5.5 264 13 285.0 285.1 274.8 286.5 0.47 8 850 1484 -0.3 -25.3 13 25.0 -6.2 265 11 285.8 285.9 275.4 287.6 0.57 9 788 2081 -3.1 -12.1 50 9.0 -6.1 283 17 289.1 289.4 279.0 294.8 1.92 10 755 2415 -5.1 -12.1 58 7.0 -7.4 292 21 290.5 290.8 279.8 296.5 2.00 11 700 3000 -9.1 -15.1 62 6.0 -10.9 310 27 292.4 292.7 280.3 297.5 1.69 12 588 4333 -17.7 -24.7 54 7.0 -19.1 305 29 297.3 297.5 281.4 300.2 0.88 13 500 5530 -26.9 -32.9 57 6.0 -27.7 300 31 300.2 300.3 282.1 301.8 0.48 14 479 5838 -29.9 -34.6 64 4.7 -30.4 297 32 300.2 300.3 282.0 301.7 0.42 15 411 6913 -36.7 -41.3 62 4.6 -37.1 287 35 304.9 305.0 283.7 305.8 0.25 16 400 7100 -38.5 -43.4 60 4.9 -38.8 285 35 305.0 305.0 283.7 305.7 0.21 17 300 9010 -54.3 -59.1 55 4.8 -54.4 295 36 308.8 308.8 284.9 309.0 0.04 18 257 9980 -61.7 -66.3 54 4.6 -61.7 299 38 311.9 311.9 286.0 311.9 0.02 19 250 10150 -62.9 -67.7 52 4.8 -62.9 300 38 312.6 312.6 286.2 312.6 0.02 20 210 11207 -69.5 -74.1 51 4.6 -69.5 290 42 318.2 318.2 288.2 318.3 0.01 21 200 11500 -66.3 -71.0 52 4.7 -66.3 290 40 327.8 327.8 291.1 327.8 0.01 22 197 11592 -65.5 -70.0 53 4.5 -65.5 291 40 330.5 330.5 291.9 330.5 0.02 23 154 13106 -59.9 -64.8 53 4.9 -60.0 299 35 364.1 364.1 299.5 364.3 0.04 24 150 13270 -60.9 -65.9 52 5.0 -61.0 300 35 365.2 365.2 299.7 365.3 0.04 25 132 14060 -63.5 -68.5 51 5.0 -63.6 297 35 374.1 374.1 301.3 374.3 0.03 26 100 15780 -59.5 -65.5 46 6.0 -59.7 290 36 412.8 412.8 306.9 413.1 0.06 27 70 17980 -66.3 -74.3 32 8.0 -66.4 300 31 442.5 442.6 310.1 442.7 0.02 28 63 18616 -65.7 -73.7 32 8.0 -65.8 302 32 457.4 457.4 311.5 457.6 0.03 29 54 19537 -71.1 -79.1 30 8.0 -71.2 304 34 465.6 465.6 312.3 465.7 0.01 30 52 19759 -72.1 -80.1 29 8.0 -72.2 304 35 468.3 468.3 312.5 468.4 0.01 31 50 19990 -70.5 -78.5 30 8.0 -70.6 305 35 477.4 477.4 313.2 477.5 0.02 32 48 20233 -69.5 -78.5 26 9.0 -69.6 304 35 485.3 485.3 313.9 485.4 0.02 33 30 22980 -78.3 -87.3 22 9.0 -78.4 295 36 531.2 531.2 317.0 531.2 0.01 34 27 23580 -79.1 -88.1 21 9.0 -79.1 545.2 545.2 317.8 545.2 0.01 TRP 210 11207 -69.5 -74.1 51 4.6 -69.5 290 42 318.2 318.2 288.2 318.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5347.00 m Freezing level: Surface below freezing Freezing level: 927.73 mb = 780.47 m = 2560.57 ft Freezing level: 855.73 mb = 1430.67 m = 4693.74 ft Wetbulb zero: Below ground Precipitable water: 0.28 inches Sfc-500 mean rel hum: 48.07 % Est. max temperature: 13.13 C = 55.64 F Sfc-Lift cond lev (LCL): 919.74 mb = 849.94 m = 2788.49 ft T: 1.35 C 700-500 lapse rate: 7.04 C/km Conv cond level (CCL): 587.66 mb = 4337.73 m = 14231.22 ft Mean mixing ratio: 1.62 g/kg Conv temperature: 25.14 C = 77.26 F Cap Strength: 15.85 C Lifted Index: 16.94 C Risk: None Lifted Index @300 mb: 20.39 C Lifted Index @700 mb: 13.50 C Showalter Index: 11.11 C Risk: None Total Totals Index: 28.20 C Risk: None Vertical Totals Index: 26.60 C Cross Totals Index: 1.60 C K Index: -4.70 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 3.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 43.96 J/kg Max Up Vert Vel: 9.38 m/s Conv Inhibition (B-): 43019.05 J/kg Cap Strength: 16.84 C Lift Cond Lev (LCL): 808.25 mb = 1880.96 m = 6171.05 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 327 at 17 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 1011 96 180 3 0.0 3.0 | 152 20 -9.4 17.5 1 1000 183 200 5 1.7 4.7 | 158 21 -7.7 19.2 2 925 804 260 17 16.7 3.0 | 203 19 7.4 17.4 3 850 1484 265 11 11.0 1.0 | 186 16 1.6 15.4 4 700 3000 310 27 20.7 -17.4 | 284 12 11.3 -2.9 5 500 5530 300 31 26.8 -15.5 | 273 18 17.5 -1.0 6 400 7100 285 35 33.8 -9.1 | 258 25 24.4 5.4 7 300 9010 295 36 32.6 -15.2 | 272 23 23.2 -0.7 8 250 10150 300 38 32.9 -19.0 | 281 24 23.5 -4.5 9 210 11207 290 42 39.5 -14.4 | 270 30 30.1 0.1 10 200 11500 290 40 37.6 -13.7 | 268 28 28.2 0.8 11 150 13270 300 35 30.3 -17.5 | 278 21 20.9 -3.0 12 100 15780 290 36 33.8 -12.3 | 265 25 24.5 2.2 13 70 17980 300 31 26.8 -15.5 | 273 18 17.5 -1.0 14 50 19990 305 35 28.7 -20.1 | 286 20 19.3 -5.6 15 30 22980 295 36 32.6 -15.2 | 272 23 23.2 -0.7 Wind Parameters Mean winds (0-6000m): 297.1 at 23.0 knts Storm direction: 327.1 at 17.2 knts Shear (0-3000m) pos: 5.0 neg: 0.0 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 132.1 deg Storm rel helicity (0-3000m) pos: 170.8 neg: -20.8 tot: 150.0 m^2/s^2 ave: 50.0 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 8.1 stream: 6.0 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.70 Bulk Shear: 62.59 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 ------------------------------------------------------------------------------- 500 226 8 170 20| 12.1 0.0 12.1| 68.7 0.0 68.7 137.3 0.97| 13.0 12.6 1000 252 12 185 18| 7.4 0.0 7.4|100.4 -8.2 92.2 92.2 0.77| 11.1 8.5 1500 256 12 187 18| 4.3 0.0 4.3|105.1 -20.7 84.4 56.3 0.57| 9.0 5.1 2000 262 13 191 16| 4.7 0.0 4.7|128.0 -20.7 107.3 53.6 0.64| 8.4 5.4 2500 272 14 199 15| 5.0 0.0 5.0|151.0 -20.7 130.2 52.1 0.70| 8.2 5.8 3000 284 16 210 12| 5.0 0.0 5.0|170.8 -20.8 150.0 50.0 0.74| 8.1 6.0 4000 293 19 229 11| 3.7 0.3 4.1|170.8 -24.4 146.4 36.6 0.68| 6.4 4.3 5000 296 21 242 11| 3.0 0.5 3.5|170.8 -28.9 141.9 28.4 0.63| 5.4 3.4 6000 297 23 250 12| 2.5 0.8 3.3|170.8 -41.2 129.6 21.6 0.53| 4.8 2.6 Wrote GIF file: /home/apache/climate/data/raob//U3921/skewt/U3921.skewt.20251202.00.gif