UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100800.upa.cvt Date: 0000Z 8 OCT 25 Searching for U3921... Searching the city database file for: U3921 ... Date:0000Z 8 OCT 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 1016 91 -2.7 -4.2 89 1.5 -3.2 0 0 269.2 269.7 269.1 276.6 2.75 1 1000 219 5.0 2.3 83 2.7 3.8 0 0 278.1 278.9 276.9 290.5 4.51 2 999 227 5.4 2.7 83 2.7 4.1 359 0 278.6 279.4 277.3 291.4 4.65 3 974 435 8.0 2.0 66 6.0 5.2 321 1 283.3 284.1 279.6 296.0 4.53 4 951 632 6.6 -3.4 49 10.0 2.4 286 2 283.8 284.3 278.0 292.7 3.12 5 925 859 5.2 -4.8 48 10.0 1.1 245 3 284.6 285.1 278.1 292.9 2.89 6 850 1544 1.6 -9.4 44 11.0 -2.4 300 9 287.8 288.2 278.7 294.3 2.20 7 758 2460 -2.9 -15.9 36 13.0 -6.9 321 15 292.5 292.8 280.0 297.0 1.46 8 713 2944 -5.1 -14.1 49 9.0 -8.0 332 18 295.3 295.6 281.7 300.8 1.80 9 700 3088 -6.1 -14.1 53 8.0 -8.7 335 19 295.7 296.1 281.9 301.4 1.83 10 642 3754 -12.3 -16.3 72 4.0 -13.4 335 19 296.1 296.4 281.8 301.2 1.67 11 618 4045 -12.1 -14.8 80 2.7 -12.9 335 19 299.6 299.9 283.7 305.7 1.96 12 560 4793 -14.3 -27.3 32 13.0 -17.0 335 19 305.5 305.7 284.5 308.0 0.73 13 510 5493 -19.1 -40.1 14 21.0 -21.9 335 19 308.0 308.0 284.9 308.8 0.23 14 500 5640 -20.1 -41.1 14 21.0 -22.8 335 19 308.5 308.6 285.1 309.3 0.21 15 400 7260 -31.7 -45.7 24 14.0 -32.9 335 23 313.8 313.8 286.9 314.4 0.16 16 399 7278 -32.1 -46.1 24 14.0 -33.2 335 23 313.5 313.5 286.8 314.1 0.15 17 345 8289 -38.9 -53.9 19 15.0 -39.6 356 21 317.6 317.6 288.1 317.9 0.07 18 300 9230 -46.9 -61.9 16 15.0 -47.3 15 19 319.3 319.3 288.5 319.4 0.03 19 291 9430 -48.5 -63.5 16 15.0 -48.8 12 20 319.8 319.8 288.7 319.9 0.03 20 250 10410 -55.7 -68.7 18 13.0 -55.9 360 25 323.3 323.3 289.8 323.3 0.01 21 214 11390 -62.1 -73.1 22 11.0 -62.2 355 33 328.0 328.0 291.2 328.0 0.01 22 200 11810 -61.5 -72.5 22 11.0 -61.6 355 35 335.4 335.4 293.2 335.4 0.01 23 179 12492 -63.7 -73.7 24 10.0 -63.8 351 33 342.6 342.6 295.0 342.6 0.01 24 161 13147 -59.3 -69.3 26 10.0 -59.5 347 30 360.5 360.5 298.8 360.6 0.02 25 150 13590 -58.5 -68.5 27 10.0 -58.7 345 29 369.3 369.3 300.5 369.4 0.03 26 112 15428 -58.1 -70.1 20 12.0 -58.4 402.2 402.2 305.5 402.4 0.03 TRP 214 11390 -62.1 -73.1 22 11.0 -62.2 355 33 328.0 328.0 291.2 328.0 0.01 WND Sounding variables and indices 1000-500 mb thick: 5421.00 m Freezing level: Surface below freezing Freezing level: 1010.39 mb = 136.19 m = 446.80 ft Freezing level: 817.29 mb = 1869.74 m = 6134.26 ft Wetbulb zero: Below ground Precipitable water: 0.43 inches Sfc-500 mean rel hum: 48.44 % Est. max temperature: 15.27 C = 59.49 F Sfc-Lift cond lev (LCL): 992.18 mb = 283.46 m = 929.97 ft T: 6.10 C 700-500 lapse rate: 5.49 C/km ThetaE index: 3.28 C Layer 951.0- 925.0 mb Conv cond level (CCL): 713.70 mb = 2935.75 m = 9631.62 ft Mean mixing ratio: 3.68 g/kg Conv temperature: 23.43 C = 74.17 F Cap Strength: 14.40 C Lifted Index: 14.66 C Risk: None Lifted Index @300 mb: 19.41 C Lifted Index @700 mb: 8.24 C Showalter Index: 12.93 C Risk: None Total Totals Index: 32.40 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 10.70 C K Index: 4.30 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 3.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 42.44 J/kg Max Up Vert Vel: 9.21 m/s Conv Inhibition (B-): 12654.93 J/kg Cap Strength: 14.63 C Lift Cond Lev (LCL): 870.93 mb = 1346.95 m = 4419.08 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 360 at 11 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 1016 91 0 0 -0.0 -0.0 | 180 11 -0.1 10.6 1 1000 219 0 0 -0.0 -0.0 | 180 11 -0.1 10.6 2 925 859 245 3 2.7 1.3 | 193 12 2.7 11.9 3 850 1544 300 9 7.8 -4.5 | 232 10 7.7 6.1 4 700 3088 335 19 8.0 -17.2 | 310 10 8.0 -6.6 5 500 5640 335 19 8.0 -17.2 | 310 10 8.0 -6.6 6 400 7260 335 23 9.7 -20.8 | 317 14 9.7 -10.2 7 300 9230 15 19 -4.9 -18.4 | 33 9 -5.0 -7.7 8 250 10410 360 25 -0.0 -25.0 | 0 14 -0.1 -14.4 9 214 11390 355 33 2.9 -32.9 | 353 22 2.8 -22.2 10 200 11810 355 35 3.1 -34.9 | 353 24 3.0 -24.2 11 150 13590 345 29 7.5 -28.0 | 337 19 7.5 -17.4 Wind Parameters Mean winds (0-6000m): 329.7 at 14.2 knts Storm direction: 359.7 at 10.6 knts Shear (0-3000m) pos: 3.1 neg: 0.9 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 129.9 deg Storm rel helicity (0-3000m) pos: 63.6 neg: 0.0 tot: 63.6 m^2/s^2 ave: 21.2 10^-3 m/s^2 rel: 0.90 Storm rel vorticity (0-3000m) horiz: 4.4 stream: 4.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.72 Bulk Shear: 24.67 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 ------------------------------------------------------------------------------- 500 293 1 183 10| 0.0 1.8 1.8| 4.2 0.0 4.2 8.4 0.77| 2.1 1.6 1000 251 2 189 11| 0.0 2.6 2.6| 13.9 0.0 13.9 13.9 0.71| 3.4 2.4 1500 281 4 200 11| 2.1 1.7 3.8| 31.0 0.0 31.0 20.7 0.81| 4.4 3.6 2000 295 5 210 10| 2.6 1.3 3.9| 40.9 0.0 40.9 20.4 0.85| 4.3 3.7 2500 306 7 222 9| 2.9 1.0 3.9| 51.6 0.0 51.6 20.6 0.88| 4.3 3.8 3000 317 9 236 7| 3.1 0.9 4.0| 63.6 0.0 63.6 21.2 0.90| 4.4 4.0 4000 324 11 258 7| 2.3 0.6 3.0| 63.6 0.0 63.6 15.9 0.90| 3.3 3.0 5000 328 13 273 7| 1.9 0.5 2.4| 63.6 0.0 63.6 12.7 0.90| 2.7 2.4 6000 330 14 283 7| 1.5 0.5 2.0| 64.9 0.0 64.9 10.8 0.88| 2.3 2.0 Wrote GIF file: /home/apache/climate/data/raob//U3921/skewt/U3921.skewt.20251008.00.gif