UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042612.upa.cvt Date: 1200Z 26 APR 25 Searching for U3884... Searching the city database file for: U3884 ... Date:1200Z 26 APR 25 Station: U3884 WMO ident: 23884 Latitude: 61.60 Longitude: 90.00 ------------------------------------------------------------------------------- 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 1002 59 7.8 -6.2 36 14.0 2.4 315 1 280.8 281.2 275.4 287.6 2.40 1 1000 75 8.2 -5.8 36 14.0 2.7 310 1 281.4 281.8 275.8 288.4 2.47 2 925 710 1.8 -10.2 41 12.0 -2.3 275 11 281.1 281.5 274.9 286.6 1.90 3 850 1384 -4.5 -13.5 49 9.0 -7.1 280 13 281.4 281.7 274.6 286.1 1.58 4 783 2023 -10.5 -16.5 61 6.0 -12.0 284 26 281.7 281.9 274.3 285.6 1.34 5 777 2082 -10.3 -15.3 67 5.0 -11.6 285 27 282.5 282.8 275.0 286.9 1.50 6 724 2628 -8.7 -28.7 18 20.0 -12.6 288 39 290.0 290.1 277.4 291.6 0.49 7 702 2867 -9.7 -30.7 16 21.0 -13.6 290 44 291.5 291.6 278.1 292.9 0.42 8 700 2889 -9.9 -30.9 16 21.0 -13.7 290 44 291.5 291.6 278.1 292.9 0.42 9 620 3818 -13.5 -30.5 22 17.0 -16.6 290 55 297.7 297.8 281.0 299.3 0.49 10 520 5134 -22.1 -39.1 20 17.0 -24.2 290 71 302.7 302.7 282.8 303.5 0.25 11 500 5420 -25.5 -42.5 19 17.0 -27.2 290 75 301.9 302.0 282.4 302.6 0.18 12 494 5507 -26.3 -43.3 19 17.0 -27.9 290 76 302.0 302.0 282.4 302.6 0.17 13 431 6484 -30.9 -47.9 17 17.0 -32.1 290 90 308.2 308.2 284.8 308.6 0.12 14 400 7010 -34.3 -51.3 16 17.0 -35.3 290 97 310.4 310.4 285.6 310.7 0.08 15 377 7419 -37.1 -54.1 15 17.0 -37.9 291 101 312.0 312.0 286.1 312.3 0.06 16 351 7905 -42.7 -54.7 26 12.0 -43.2 292 106 310.9 310.9 285.7 311.1 0.06 17 315 8623 -47.9 -57.9 31 10.0 -48.2 294 113 313.4 313.4 286.6 313.6 0.05 18 308 8770 -50.7 -59.7 34 9.0 -50.9 295 114 311.5 311.5 285.9 311.7 0.04 19 300 8940 -51.1 -60.1 33 9.0 -51.3 295 116 313.3 313.3 286.5 313.5 0.04 20 291 9138 -52.7 -61.5 34 8.7 -52.9 290 118 313.8 313.8 286.7 313.9 0.03 21 268 9667 -57.1 -65.1 36 8.0 -57.2 295 112 314.9 314.9 287.1 314.9 0.02 22 250 10110 -56.1 -64.1 36 8.0 -56.2 295 91 322.7 322.7 289.6 322.8 0.03 23 240 10368 -55.9 -63.9 36 8.0 -56.1 296 86 326.8 326.8 290.8 326.9 0.03 24 200 11530 -52.3 -61.3 33 9.0 -52.5 300 64 349.9 350.0 296.7 350.2 0.05 25 160 12980 -49.7 -61.7 23 12.0 -50.2 296 47 377.4 377.4 301.9 377.7 0.06 26 150 13400 -51.3 -64.3 20 13.0 -51.7 295 42 381.7 381.7 302.5 381.9 0.04 27 142 13755 -53.1 -67.1 17 14.0 -53.5 296 40 384.6 384.6 303.0 384.7 0.03 28 126 14529 -51.1 -67.1 13 16.0 -51.7 299 35 401.6 401.6 305.5 401.7 0.04 29 100 16020 -54.7 -71.7 11 17.0 -55.2 305 25 422.0 422.0 308.0 422.2 0.02 30 70 18310 -53.9 -72.9 8 19.0 -54.7 290 15 469.1 469.1 312.5 469.2 0.03 31 67 18589 -54.1 -73.1 8 19.0 -54.9 291 15 474.6 474.6 313.0 474.7 0.03 32 62 19087 -51.7 -71.7 7 20.0 -52.8 292 14 490.5 490.5 314.3 490.7 0.04 33 50 20470 -53.3 -73.3 7 20.0 -54.5 295 13 517.9 517.9 316.2 518.1 0.04 34 30 23770 -52.5 -73.5 6 21.0 -54.4 190 5 601.5 601.5 320.7 602.0 0.06 35 26 24694 -53.1 -75.1 5 22.0 -55.2 624.9 625.0 321.7 625.4 0.06 TRP 268 9667 -57.1 -65.1 36 8.0 -57.2 295 112 314.9 314.9 287.1 314.9 0.02 WND 291 9138 -52.7 -61.5 34 8.7 -52.9 290 118 313.8 313.8 286.7 313.9 0.03 Sounding variables and indices 1000-500 mb thick: 5345.00 m Freezing level: 903.57 mb = 902.57 m = 2961.16 ft Wetbulb zero: 959.52 mb = 411.57 m = 1350.28 ft Precipitable water: 0.23 inches Sfc-500 mean rel hum: 32.10 % Est. max temperature: 8.44 C = 47.19 F Sfc-Lift cond lev (LCL): 807.69 mb = 1781.48 m = 5844.67 ft T: -8.23 C 700-500 lapse rate: 6.16 C/km ThetaE index: 2.78 C Layer 925.0- 777.0 mb Conv cond level (CCL): 613.65 mb = 3895.19 m = 12779.34 ft Mean mixing ratio: 2.11 g/kg Conv temperature: 25.01 C = 77.01 F Cap Strength: 13.68 C Lifted Index: 12.77 C Risk: None Lifted Index @300 mb: 18.49 C Lifted Index @700 mb: 7.54 C Showalter Index: 13.74 C Risk: None Total Totals Index: 33.00 C Risk: None Vertical Totals Index: 21.00 C Cross Totals Index: 12.00 C K Index: -13.50 Risk: None Sweat Index: 101.00 Risk: None Energy Index: 3.54 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.09 J/kg Max Up Vert Vel: 0.43 m/s Conv Inhibition (B-): 45571.38 J/kg Cap Strength: 13.63 C Lift Cond Lev (LCL): 781.98 mb = 2033.20 m = 6670.52 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 319 at 32 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 1002 59 315 1 0.7 -0.7 | 139 31 -20.5 23.8 1 1000 75 310 1 0.8 -0.6 | 139 31 -20.5 23.9 2 925 710 275 11 11.0 -1.0 | 156 26 -10.3 23.6 3 850 1384 280 13 12.8 -2.3 | 159 24 -8.4 22.3 4 700 2889 290 44 41.3 -15.0 | 245 22 20.1 9.5 5 500 5420 290 75 70.5 -25.7 | 271 49 49.2 -1.1 6 400 7010 290 97 91.2 -33.2 | 277 70 69.9 -8.7 7 300 8940 295 116 105.1 -49.0 | 286 87 83.9 -24.5 8 291 9138 290 118 110.9 -40.4 | 280 91 89.6 -15.8 9 268 9667 295 112 101.5 -47.3 | 286 83 80.3 -22.8 10 250 10110 295 91 82.5 -38.5 | 283 63 61.2 -13.9 11 200 11530 300 64 55.4 -32.0 | 282 35 34.2 -7.5 12 150 13400 295 42 38.1 -17.7 | 248 18 16.8 6.8 13 100 16020 305 25 20.5 -14.3 | 176 10 -0.8 10.2 14 70 18310 290 15 14.1 -5.1 | 160 21 -7.1 19.4 15 50 20470 295 13 11.8 -5.5 | 154 21 -9.5 19.0 16 30 23770 190 5 0.9 4.9 | 145 36 -20.4 29.4 Wind Parameters Mean winds (0-6000m): 289.1 at 43.3 knts Storm direction: 319.1 at 32.4 knts Shear (0-3000m) pos: 5.9 neg: 1.9 tot: 7.8 10-3/s Storm rel Dir Shear (0-3000m): 109.1 deg Storm rel helicity (0-3000m) pos: 229.1 neg: 0.0 tot: 229.1 m^2/s^2 ave: 76.4 10^-3 m/s^2 rel: 0.87 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 6.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.00 Bulk Shear: 196.88 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 ------------------------------------------------------------------------------- 500 286 5 144 29| 0.0 8.0 8.0| 39.2 0.0 39.2 78.4 0.67| 8.2 5.5 1000 277 8 150 27| 0.0 5.8 5.8| 62.3 0.0 62.3 62.3 0.74| 6.1 4.5 1500 278 10 153 26| 1.6 3.9 5.5| 84.4 0.0 84.4 56.2 0.75| 5.7 4.2 2000 281 13 158 24| 3.9 2.9 6.8|135.3 0.0 135.3 67.6 0.82| 6.9 5.7 2500 284 17 166 21| 5.2 2.3 7.6|185.8 0.0 185.8 74.3 0.87| 7.7 6.7 3000 286 21 176 19| 5.9 1.9 7.8|229.1 0.0 229.1 76.4 0.87| 8.0 6.9 4000 288 29 200 17| 4.4 3.0 7.4|280.2 0.0 280.2 70.1 0.80| 7.6 6.0 5000 289 36 225 18| 3.5 3.6 7.2|331.3 0.0 331.3 66.3 0.73| 7.3 5.3 6000 289 43 242 22| 3.0 4.2 7.1|386.7 0.0 386.7 64.4 0.67| 7.2 4.8 Wrote GIF file: /home/apache/climate/data/raob//U3884/skewt/U3884.skewt.20250426.12.gif