UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043012.upa.cvt Date: 1200Z 30 APR 25 Searching for U3802... Searching the city database file for: U3802 ... Date:1200Z 30 APR 25 Station: U3802 WMO ident: 23802 Latitude: 61.68 Longitude: 50.78 ------------------------------------------------------------------------------- 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 46 360 3 SFC 991 118 0.2 -0.7 94 0.9 -0.2 360 3 274.1 274.7 273.5 284.0 3.66 2 978 224 -1.1 -6.0 69 4.9 -2.8 6 8 273.8 274.2 271.5 280.7 2.49 3 942 521 -4.3 -8.9 70 4.6 -5.7 22 21 273.5 273.8 270.7 279.2 2.07 4 925 664 -5.1 -9.4 72 4.3 -6.4 30 27 274.1 274.4 271.0 279.7 2.02 5 853 1293 -9.5 -13.0 76 3.5 -10.5 16 16 275.9 276.2 271.5 280.6 1.64 6 850 1320 -9.3 -12.8 76 3.5 -10.2 15 15 276.4 276.7 271.8 281.2 1.68 7 802 1772 -7.7 -11.0 77 3.3 -8.7 341 16 282.7 283.1 276.0 288.7 2.06 8 700 2823 -13.3 -17.8 69 4.5 -14.4 260 17 287.8 288.0 277.6 291.8 1.35 9 689 2944 -13.7 -18.4 68 4.7 -14.9 260 18 288.6 288.8 277.9 292.6 1.30 10 609 3868 -21.3 -26.1 65 4.8 -22.1 256 24 290.2 290.4 277.9 292.6 0.75 11 500 5300 -29.7 -35.7 56 6.0 -30.3 250 33 296.8 296.9 280.5 298.0 0.36 12 497 5343 -29.5 -35.5 56 6.0 -30.2 250 33 297.6 297.7 280.8 298.8 0.37 13 420 6526 -37.9 -48.9 31 11.0 -38.5 242 38 301.5 301.5 282.1 301.9 0.11 14 400 6860 -41.1 -51.1 33 10.0 -41.5 240 40 301.6 301.6 282.1 301.9 0.09 15 315 8437 -53.1 -61.1 37 8.0 -53.2 245 44 306.2 306.2 283.9 306.3 0.03 16 300 8750 -53.5 -61.5 37 8.0 -53.7 250 42 309.9 309.9 285.4 310.1 0.03 17 278 9240 -53.9 -62.9 32 9.0 -54.1 252 40 316.2 316.2 287.5 316.3 0.03 18 270 9428 -51.1 -60.1 33 9.0 -51.3 253 40 322.9 322.9 289.7 323.1 0.04 19 250 9930 -50.1 -59.1 34 9.0 -50.4 255 38 331.6 331.6 292.2 331.8 0.05 20 231 10450 -48.1 -59.1 27 11.0 -48.5 253 36 342.2 342.2 294.9 342.4 0.06 21 200 11400 -48.5 -61.5 21 13.0 -49.0 250 33 356.0 356.0 298.0 356.2 0.05 22 150 13290 -49.3 -66.3 12 17.0 -49.9 265 31 385.1 385.1 303.1 385.3 0.03 23 100 15950 -49.5 -69.5 8 20.0 -50.4 250 21 432.1 432.1 309.1 432.3 0.03 24 70 18290 -48.5 -69.5 7 21.0 -49.9 235 19 480.6 480.6 313.5 480.9 0.05 25 50 20510 -47.7 -69.7 6 22.0 -49.7 240 15 531.1 531.1 317.0 531.5 0.06 26 47 20918 -46.9 -68.9 6 22.0 -49.1 238 14 542.5 542.5 317.7 543.0 0.08 27 31 23647 -50.9 -72.9 6 22.0 -53.1 221 9 600.2 600.2 320.6 600.7 0.06 28 30 23860 -50.3 -72.3 6 22.0 -52.7 220 9 607.5 607.5 321.0 608.1 0.07 29 20 26510 -49.3 -71.3 6 22.0 -52.8 160 13 685.3 685.3 324.0 686.3 0.13 30 18 27202 -48.3 -70.3 6 22.0 -52.4 709.4 709.5 324.8 710.8 0.16 31 15 28398 -50.3 -74.3 4 24.0 -54.3 740.7 740.8 325.7 741.7 0.11 32 12 29875 -44.1 -69.1 5 25.0 -51.1 811.5 811.6 327.6 814.4 0.29 TRP 315 8437 -53.1 -61.1 37 8.0 -53.2 245 44 306.2 306.2 283.9 306.3 0.03 WND Sounding variables and indices 1000-500 mb thick: 5254.00 m Freezing level: 989.00 mb = 134.59 m = 441.56 ft Wetbulb zero: Below ground Precipitable water: 0.30 inches Sfc-500 mean rel hum: 68.43 % Est. max temperature: 3.69 C = 38.64 F Sfc-Lift cond lev (LCL): 977.04 mb = 231.61 m = 759.86 ft T: -1.18 C 700-500 lapse rate: 6.62 C/km ThetaE index: 4.77 C Layer 978.0- 925.0 mb Conv cond level (CCL): 857.22 mb = 1254.59 m = 4116.04 ft Mean mixing ratio: 2.22 g/kg Conv temperature: 1.94 C = 35.50 F Cap Strength: 9.97 C Lifted Index: 14.11 C Risk: None Lifted Index @300 mb: 21.13 C Lifted Index @700 mb: 9.24 C Showalter Index: 13.29 C Risk: None Total Totals Index: 37.30 C Risk: None Vertical Totals Index: 20.40 C Cross Totals Index: 16.90 C K Index: 3.10 Risk: None Sweat Index: 63.00 Risk: None Energy Index: 3.60 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.41 J/kg Max Up Vert Vel: 3.29 m/s Conv Inhibition (B-): 61069.25 J/kg Cap Strength: 14.07 C Lift Cond Lev (LCL): 880.93 mb = 1042.86 m = 3421.43 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 299 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 ---------------------------------------------------------- 0 991 118 360 3 -0.0 -3.0 | 109 16 -15.0 5.2 1 925 664 30 27 -13.5 -23.4 | 62 32 -28.5 -15.1 2 850 1320 15 15 -3.9 -14.5 | 72 20 -18.9 -6.2 3 700 2823 260 17 16.7 3.0 | 189 11 1.7 11.2 4 500 5300 250 33 31.0 11.3 | 219 25 16.0 19.5 5 400 6860 240 40 34.6 20.0 | 215 34 19.6 28.2 6 315 8437 245 44 39.9 18.6 | 223 37 24.8 26.8 7 300 8750 250 42 39.5 14.4 | 227 33 24.4 22.6 8 250 9930 255 38 36.7 9.8 | 230 28 21.7 18.1 9 200 11400 250 33 31.0 11.3 | 219 25 16.0 19.5 10 150 13290 265 31 30.9 2.7 | 235 19 15.8 11.0 11 100 15950 250 21 19.7 7.2 | 197 16 4.7 15.4 12 70 18290 235 19 15.6 10.9 | 182 19 0.5 19.1 13 50 20510 240 15 13.0 7.5 | 173 16 -2.1 15.7 14 30 23860 220 9 5.8 6.9 | 149 18 -9.3 15.1 15 20 26510 160 13 -4.4 12.2 | 136 28 -19.5 20.5 Wind Parameters Mean winds (0-6000m): 268.7 at 22.9 knts Storm direction: 298.7 at 17.2 knts Shear (0-3000m) pos: 3.8 neg: 6.8 tot: 10.6 10-3/s Storm rel Dir Shear (0-3000m): 87.1 deg Storm rel helicity (0-3000m) pos: 31.0 neg: -95.9 tot: -64.8 m^2/s^2 ave: -21.6 10^-3 m/s^2 rel: -0.16 Storm rel vorticity (0-3000m) horiz: 12.2 stream: -1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 134.82 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 27 14 79 22| 23.0 0.0 23.0| 0.0 -72.4 -72.4 -144.8 -0.64| 23.9-15.3 1000 26 19 70 25| 11.5 3.6 15.1| 13.1 -73.2 -60.1 -60.1 -0.40| 16.7 -6.7 1500 22 18 69 23| 7.7 5.2 12.9| 24.5 -87.4 -62.9 -41.9 -0.33| 14.6 -4.8 2000 12 17 65 21| 5.8 6.6 12.3| 24.5 -93.9 -69.4 -34.7 -0.31| 13.6 -4.2 2500 2 17 61 18| 4.6 7.2 11.8| 26.1 -94.0 -67.9 -27.1 -0.18| 13.3 -2.4 3000 349 17 54 15| 3.8 6.8 10.6| 31.0 -95.9 -64.8 -21.6 -0.16| 12.2 -1.9 4000 310 18 16 4| 2.9 5.9 8.8| 46.7 -95.9 -49.2 -12.3 -0.09| 10.0 -0.9 5000 282 20 232 6| 2.3 5.4 7.7| 58.8 -95.9 -37.1 -7.4 -0.06| 8.7 -0.5 6000 269 23 222 12| 1.9 5.0 6.9| 60.4-103.1 -42.7 -7.1 -0.06| 7.8 -0.5 Wrote GIF file: /home/apache/climate/data/raob//U3802/skewt/U3802.skewt.20250430.12.gif