UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for U4343... Searching the city database file for: U4343 ... Date:0000Z 28 APR 25 Station: U4343 WMO ident: 24343 Latitude: 66.77 Longitude: 123.40 ------------------------------------------------------------------------------- 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 54 340 3 SFC 997 78 2.4 -5.6 55 8.0 -0.5 340 3 275.8 276.2 272.8 282.8 2.52 2 980 215 0.4 -11.6 40 12.0 -3.3 356 5 275.1 275.4 270.9 279.7 1.60 3 957 404 3.2 -8.8 41 12.0 -1.0 18 8 279.8 280.2 274.4 285.7 2.05 4 925 675 1.4 -12.6 34 14.0 -3.0 50 13 280.7 281.0 274.2 285.3 1.57 5 922 701 1.0 -13.0 34 14.0 -3.4 50 13 280.6 280.9 274.0 285.0 1.52 6 850 1352 -4.1 -16.1 39 12.0 -7.4 55 23 281.9 282.1 274.3 285.6 1.28 7 700 2855 -15.7 -24.7 46 9.0 -17.4 35 15 285.1 285.2 275.3 287.4 0.74 8 562 4480 -25.3 -34.3 43 9.0 -26.3 97 12 292.3 292.3 278.4 293.5 0.37 9 500 5320 -30.5 -39.5 41 9.0 -31.3 130 11 295.9 295.9 279.8 296.7 0.25 10 476 5666 -32.3 -41.3 40 9.0 -33.0 136 13 297.8 297.9 280.7 298.6 0.22 11 400 6860 -42.5 -52.5 33 10.0 -42.9 155 21 299.8 299.8 281.3 300.0 0.07 12 376 7277 -46.3 -57.3 28 11.0 -46.6 153 21 300.1 300.1 281.4 300.2 0.04 13 314 8457 -54.7 -65.7 24 11.0 -54.8 145 19 304.2 304.3 283.1 304.3 0.02 14 312 8498 -54.9 -65.9 24 11.0 -55.1 145 19 304.5 304.5 283.2 304.6 0.02 15 300 8750 -55.3 -67.3 21 12.0 -55.5 145 21 307.4 307.4 284.4 307.5 0.01 16 291 8943 -55.5 -67.5 21 12.0 -55.6 143 20 309.8 309.8 285.2 309.9 0.01 17 252 9868 -49.7 -62.7 20 13.0 -50.0 135 15 331.4 331.4 292.2 331.6 0.03 18 250 9920 -49.7 -63.7 18 14.0 -50.0 135 15 332.2 332.2 292.3 332.3 0.03 19 200 11390 -48.1 -65.1 12 17.0 -48.6 125 5 356.6 356.6 298.1 356.7 0.03 20 178 12155 -47.3 -66.3 10 19.0 -48.0 115 5 370.0 370.0 300.6 370.1 0.03 21 150 13280 -47.7 -66.7 9 19.0 -48.4 100 5 387.9 387.9 303.5 388.0 0.03 22 100 15950 -49.3 -72.3 5 23.0 -50.3 65 7 432.5 432.5 309.1 432.6 0.02 23 70 18290 -48.9 -72.9 4 24.0 -50.3 65 5 479.8 479.8 313.4 479.9 0.03 24 50 20490 -50.1 -75.1 4 25.0 -51.7 90 5 525.4 525.4 316.6 525.6 0.03 25 31 23598 -51.9 -76.9 3 25.0 -53.9 43 11 597.5 597.5 320.5 597.8 0.04 26 30 23810 -51.7 -76.7 3 25.0 -53.8 40 11 603.7 603.7 320.8 604.0 0.04 27 20 26460 -48.9 -73.9 4 25.0 -52.6 75 13 686.5 686.5 324.0 687.2 0.09 28 18 27153 -48.3 -73.3 4 25.0 -52.4 709.4 709.4 324.7 710.3 0.10 TRP 312 8498 -54.9 -65.9 24 11.0 -55.1 145 19 304.5 304.5 283.2 304.6 0.02 WND Sounding variables and indices 1000-500 mb thick: 5266.00 m Freezing level: 907.88 mb = 828.86 m = 2719.33 ft Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 42.03 % Est. max temperature: 8.52 C = 47.34 F Sfc-Lift cond lev (LCL): 880.28 mb = 1071.87 m = 3516.58 ft T: -1.90 C 700-500 lapse rate: 6.00 C/km ThetaE index: 3.12 C Layer 980.0- 957.0 mb Conv cond level (CCL): 716.26 mb = 2677.24 m = 8783.50 ft Mean mixing ratio: 1.76 g/kg Conv temperature: 11.34 C = 52.42 F Cap Strength: 8.02 C Lifted Index: 10.26 C Risk: None Lifted Index @300 mb: 16.57 C Lifted Index @700 mb: 3.97 C Showalter Index: 9.03 C Risk: None Total Totals Index: 40.80 C Risk: None Vertical Totals Index: 26.40 C Cross Totals Index: 14.40 C K Index: 1.30 Risk: None Sweat Index: 57.00 Risk: None Energy Index: 2.30 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.60 J/kg Max Up Vert Vel: 7.43 m/s Conv Inhibition (B-): 60369.59 J/kg Cap Strength: 9.87 C Lift Cond Lev (LCL): 779.57 mb = 2021.59 m = 6632.44 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 95 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 ---------------------------------------------------------- 0 997 78 340 3 1.0 -2.8 | 288 13 11.9 -3.9 1 925 675 50 13 -10.0 -8.4 | 354 9 0.9 -9.4 2 850 1352 55 23 -18.8 -13.2 | 29 16 -7.9 -14.2 3 700 2855 35 15 -8.6 -12.3 | 350 14 2.3 -13.3 4 500 5320 130 11 -8.4 7.1 | 202 7 2.5 6.0 5 400 6860 155 21 -8.9 19.0 | 186 18 2.0 18.0 6 312 8498 145 19 -10.9 15.6 | 180 15 -0.0 14.5 7 300 8750 145 21 -12.0 17.2 | 176 16 -1.2 16.2 8 250 9920 135 15 -10.6 10.6 | 182 10 0.3 9.6 9 200 11390 125 5 -4.1 2.9 | 255 7 6.8 1.8 10 150 13280 100 5 -4.9 0.9 | 272 6 6.0 -0.2 11 100 15950 65 7 -6.3 -3.0 | 311 6 4.5 -4.0 12 70 18290 65 5 -4.5 -2.1 | 296 7 6.4 -3.2 13 50 20490 90 5 -5.0 0.0 | 280 6 5.9 -1.0 14 30 23810 40 11 -7.1 -8.4 | 338 10 3.8 -9.5 15 20 26460 75 13 -12.6 -3.4 | 21 5 -1.7 -4.4 Wind Parameters Mean winds (0-6000m): 65.5 at 14.6 knts Storm direction: 95.5 at 10.9 knts Shear (0-3000m) pos: 2.9 neg: 0.9 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 68.1 deg Storm rel helicity (0-3000m) pos: 69.0 neg: -37.9 tot: 31.0 m^2/s^2 ave: 10.3 10^-3 m/s^2 rel: 0.33 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 2.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.55 Bulk Shear: 10.82 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 36 7 316 10| 10.4 0.0 10.4| 34.9 0.0 34.9 69.9 0.96| 11.6 11.2 1000 46 11 342 9| 9.4 0.0 9.4| 55.7 0.0 55.7 55.7 0.90| 10.4 9.4 1500 50 15 2 10| 6.3 1.0 7.3| 65.2 -6.0 59.2 39.5 0.75| 8.8 6.6 2000 50 16 7 11| 4.7 0.7 5.4| 65.2 -19.8 45.5 22.7 0.54| 7.5 4.1 2500 49 16 7 12| 3.8 1.0 4.8| 65.2 -32.1 33.1 13.2 0.39| 6.7 2.6 3000 47 16 5 12| 2.9 0.9 3.8| 69.0 -37.9 31.0 10.3 0.33| 6.2 2.1 4000 50 16 6 11| 2.4 0.6 3.1| 78.4 -37.9 40.4 10.1 0.37| 5.9 2.2 5000 56 15 9 10| 1.9 0.5 2.4| 82.2 -37.9 44.2 8.8 0.42| 5.6 2.3 6000 65 15 19 7| 2.0 0.4 2.4| 83.3 -42.8 40.5 6.7 0.35| 5.3 1.8 Wrote GIF file: /home/apache/climate/data/raob//U4343/skewt/U4343.skewt.20250428.00.gif