UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110712.upa.cvt Date: 1200Z 7 NOV 25 Searching for U3921... Searching the city database file for: U3921 ... Date:1200Z 7 NOV 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 ------------------------------------------------------------------------------- 0 1000 -11 SFC 987 94 0.2 0.2 100 0.0 0.2 350 3 274.4 275.0 274.0 285.0 3.93 2 928 585 -2.5 -4.3 87 1.8 -3.1 4 14 276.5 277.0 273.9 284.8 2.99 3 925 611 -2.5 -4.4 87 1.9 -3.2 5 15 276.8 277.3 274.0 285.0 2.98 4 867 1125 -2.7 -4.3 89 1.6 -3.3 357 9 281.7 282.3 277.0 290.8 3.20 5 850 1282 -3.7 -5.3 89 1.6 -4.3 355 7 282.3 282.8 277.1 290.9 3.03 6 700 2798 -10.3 -12.2 86 1.9 -10.9 300 11 291.1 291.5 280.2 297.5 2.14 7 667 3169 -12.5 -14.3 86 1.8 -13.0 313 11 292.7 293.0 280.6 298.4 1.89 8 500 5300 -29.1 -32.9 70 3.8 -29.6 30 11 297.6 297.6 281.0 299.1 0.48 9 410 6682 -40.3 -45.0 61 4.7 -40.6 48 9 300.5 300.5 281.8 301.1 0.17 10 400 6850 -41.5 -46.4 59 4.9 -41.8 50 9 301.1 301.1 282.0 301.6 0.15 11 326 8210 -50.7 -56.7 49 6.0 -50.8 342 12 306.5 306.5 284.1 306.7 0.05 12 300 8750 -51.9 -57.9 48 6.0 -52.0 315 13 312.2 312.2 286.2 312.4 0.05 13 270 9427 -53.9 -59.9 48 6.0 -54.0 295 19 318.8 318.8 288.4 319.0 0.04 14 250 9920 -53.9 -60.9 42 7.0 -54.1 295 23 325.9 325.9 290.6 326.1 0.04 15 200 11350 -54.9 -62.9 36 8.0 -55.1 295 36 345.8 345.8 295.7 346.0 0.04 16 173 12279 -54.9 -63.9 32 9.0 -55.1 295 36 360.5 360.5 298.8 360.7 0.04 17 150 13190 -56.5 -66.5 27 10.0 -56.7 295 36 372.7 372.7 301.1 372.9 0.03 18 147 13318 -56.9 -66.9 27 10.0 -57.1 295 36 374.2 374.2 301.3 374.3 0.03 19 100 15730 -60.7 -71.7 22 11.0 -60.9 300 42 410.4 410.5 306.6 410.6 0.02 20 70 17920 -65.7 -77.7 17 12.0 -65.9 295 42 443.8 443.8 310.3 443.9 0.01 21 67 18185 -66.5 -78.5 17 12.0 -66.7 294 43 447.7 447.7 310.6 447.8 0.01 22 54 19485 -67.9 -79.9 16 12.0 -68.1 291 47 473.0 473.0 312.9 473.0 0.01 23 50 19950 -65.5 -77.5 17 12.0 -65.7 290 48 489.1 489.1 314.2 489.3 0.02 24 40 21288 -70.5 -82.5 15 12.0 -70.6 286 50 508.8 508.8 315.6 508.9 0.01 25 39 21438 -70.7 -82.7 15 12.0 -70.9 285 50 512.0 512.0 315.8 512.1 0.01 26 37 21751 -68.9 -80.9 16 12.0 -69.1 284 50 524.4 524.4 316.6 524.5 0.02 27 30 23000 -69.9 -81.9 16 12.0 -70.1 280 52 554.1 554.1 318.3 554.2 0.02 28 22 24847 -69.7 -81.7 16 12.0 -70.0 606.1 606.1 320.9 606.2 0.02 TRP 270 9427 -53.9 -59.9 48 6.0 -54.0 295 19 318.8 318.8 288.4 319.0 0.04 WND Sounding variables and indices 1000-500 mb thick: 5311.00 m Freezing level: 982.63 mb = 130.26 m = 427.35 ft Wetbulb zero: 983.55 mb = 121.81 m = 399.63 ft Precipitable water: 0.46 inches Sfc-500 mean rel hum: 83.93 % Est. max temperature: 8.76 C = 47.77 F Sfc-Lift cond lev (LCL): 986.82 mb = 95.31 m = 312.70 ft T: 0.19 C 700-500 lapse rate: 7.51 C/km ThetaE index: 0.24 C Layer 928.0- 925.0 mb Conv cond level (CCL): 827.73 mb = 1489.26 m = 4885.97 ft Mean mixing ratio: 3.28 g/kg Conv temperature: 9.26 C = 48.67 F Cap Strength: 8.98 C Lifted Index: 10.43 C Risk: None Lifted Index @300 mb: 18.80 C Lifted Index @700 mb: 8.25 C Showalter Index: 6.48 C Risk: None Total Totals Index: 49.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.40 C Cross Totals Index: 23.80 C K Index: 18.20 Risk: < 20 % chance of thunderstorms Sweat Index: 29.00 Risk: None Energy Index: 1.75 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.84 J/kg Max Up Vert Vel: 6.46 m/s Conv Inhibition (B-): 42921.33 J/kg Cap Strength: 10.33 C Lift Cond Lev (LCL): 917.86 mb = 672.51 m = 2206.36 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 21 at 8 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 ---------------------------------------------------------- 0 987 94 350 3 0.5 -3.0 | 218 5 3.3 4.2 1 925 611 5 15 -1.3 -14.9 | 349 8 1.5 -7.8 2 850 1282 355 7 0.6 -7.0 | 266 3 3.4 0.2 3 700 2798 300 11 9.5 -5.5 | 262 12 12.3 1.7 4 500 5300 30 11 -5.5 -9.5 | 49 4 -2.7 -2.3 5 400 6850 50 9 -6.9 -5.8 | 109 4 -4.1 1.4 6 300 8750 315 13 9.2 -9.2 | 280 12 12.0 -2.0 7 270 9427 295 19 17.2 -8.0 | 272 20 20.0 -0.8 8 250 9920 295 23 20.8 -9.7 | 276 24 23.6 -2.5 9 200 11350 295 36 32.6 -15.2 | 283 36 35.4 -8.0 10 150 13190 295 36 32.6 -15.2 | 283 36 35.4 -8.0 11 100 15730 300 42 36.4 -21.0 | 289 42 39.2 -13.8 12 70 17920 295 42 38.1 -17.7 | 285 42 40.8 -10.6 13 50 19950 290 48 45.1 -16.4 | 281 49 47.9 -9.2 14 30 23000 280 52 51.2 -9.0 | 272 54 54.0 -1.8 Wind Parameters Mean winds (0-6000m): 351.2 at 10.3 knts Storm direction: 21.2 at 7.7 knts Shear (0-3000m) pos: 2.1 neg: 2.1 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 51.9 deg Storm rel helicity (0-3000m) pos: 16.7 neg: -13.1 tot: 3.5 m^2/s^2 ave: 1.2 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 27.91 Bulk Shear: 0.75 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 2 9 304 3| 12.1 0.0 12.1| 11.2 0.0 11.2 22.4 0.82| 12.3 10.1 1000 2 11 325 4| 6.0 2.8 8.9| 11.2 -5.5 5.7 5.7 0.34| 9.0 3.0 1500 0 10 311 4| 4.0 2.7 6.7| 11.7 -7.5 4.2 2.8 0.19| 7.3 1.4 2000 354 9 299 4| 3.0 2.4 5.4| 11.8 -8.0 3.8 1.9 0.16| 6.3 1.0 2500 345 9 290 6| 2.4 2.6 5.0| 11.8 -10.9 0.8 0.3 0.10| 5.7 0.6 3000 337 10 285 7| 2.1 2.1 4.3| 16.7 -13.1 3.5 1.2 0.12| 5.4 0.6 4000 335 10 285 7| 2.3 1.6 3.9| 28.3 -13.1 15.2 3.8 0.23| 4.9 1.1 5000 341 10 292 7| 2.2 1.3 3.4| 35.1 -13.1 22.0 4.4 0.33| 4.6 1.5 6000 351 10 304 5| 1.8 1.1 2.9| 38.4 -13.1 25.2 4.2 0.37| 4.2 1.6 Wrote GIF file: /home/apache/climate/data/raob//U3921/skewt/U3921.skewt.20251107.12.gif