UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100812.upa.cvt Date: 1200Z 8 OCT 25 Searching for U3884... Searching the city database file for: U3884 ... Date:1200Z 8 OCT 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 1027 60 0.0 -4.2 73 4.2 -1.5 90 3 271.1 271.5 270.2 278.5 2.72 1 1023 91 1.0 -2.6 77 3.6 -0.4 97 3 272.4 272.9 271.6 280.7 3.08 2 1000 273 -0.7 -6.7 64 6.0 -2.7 140 1 272.5 272.8 270.4 278.8 2.31 3 925 890 -5.9 -11.9 63 6.0 -7.6 125 9 273.3 273.6 269.9 277.9 1.66 4 850 1545 -10.9 -13.8 79 2.9 -11.6 125 11 274.7 275.0 270.6 279.1 1.55 5 769 2306 -16.9 -19.8 78 2.9 -17.5 143 12 276.2 276.4 270.7 279.2 1.03 6 743 2563 -18.7 -21.4 79 2.7 -19.2 149 12 277.0 277.2 271.0 279.7 0.93 7 732 2674 -18.1 -20.7 80 2.6 -18.6 152 13 278.9 279.0 272.2 281.8 1.00 8 727 2725 -17.5 -20.1 80 2.6 -18.0 153 13 280.1 280.2 273.0 283.2 1.06 9 700 3008 -19.1 -24.1 65 5.0 -20.0 160 13 281.3 281.5 273.3 283.7 0.78 10 628 3807 -25.3 -33.3 47 8.0 -26.2 163 10 283.1 283.2 273.6 284.3 0.37 11 552 4729 -32.9 -39.9 50 7.0 -33.4 167 7 284.8 284.8 274.3 285.5 0.22 12 500 5420 -37.1 -43.1 54 6.0 -37.4 170 5 287.8 287.8 275.8 288.4 0.17 13 400 6930 -46.5 -51.5 57 5.0 -46.7 150 1 294.6 294.6 279.0 294.8 0.08 14 300 8780 -59.3 -63.9 55 4.6 -59.3 170 1 301.8 301.8 282.1 301.8 0.02 15 299 8801 -59.3 -63.8 56 4.5 -59.3 170 1 302.0 302.0 282.3 302.1 0.02 16 270 9438 -60.5 -64.8 57 4.3 -60.6 76 2 309.2 309.2 285.1 309.3 0.02 17 250 9920 -57.7 -62.3 56 4.6 -57.8 5 3 320.3 320.3 288.9 320.4 0.04 18 237 10259 -55.1 -59.5 58 4.4 -55.2 6 4 329.1 329.1 291.5 329.4 0.05 19 228 10507 -54.5 -59.1 57 4.6 -54.6 7 5 333.7 333.7 292.8 334.0 0.06 20 203 11254 -52.5 -57.5 55 5.0 -52.7 10 7 348.1 348.2 296.3 348.5 0.08 21 200 11350 -52.7 -58.7 48 6.0 -52.9 10 7 349.3 349.3 296.5 349.6 0.07 22 159 12826 -52.7 -60.7 37 8.0 -53.0 10 9 373.0 373.0 301.1 373.3 0.07 23 150 13200 -53.5 -61.5 37 8.0 -53.8 10 9 377.9 377.9 301.9 378.2 0.06 24 100 15790 -55.7 -67.7 21 12.0 -56.1 345 5 420.1 420.1 307.7 420.3 0.04 25 86 16749 -56.7 -69.7 18 13.0 -57.1 347 6 436.6 436.6 309.6 436.8 0.04 26 70 18050 -58.1 -72.1 15 14.0 -58.6 350 7 460.1 460.1 311.8 460.3 0.03 27 65 18515 -58.9 -72.9 15 14.0 -59.3 340 7 468.2 468.2 312.5 468.4 0.03 28 61 18914 -57.7 -72.7 13 15.0 -58.3 332 7 479.4 479.5 313.4 479.6 0.03 29 50 20160 -59.9 -74.9 12 15.0 -60.4 305 7 502.3 502.3 315.1 502.5 0.03 30 45 20819 -60.7 -75.7 12 15.0 -61.2 303 7 515.7 515.8 316.1 515.9 0.03 31 38 21875 -59.9 -75.9 11 16.0 -60.6 300 8 543.3 543.4 317.7 543.6 0.03 32 35 22388 -61.3 -77.3 10 16.0 -61.9 298 8 552.6 552.6 318.2 552.8 0.03 33 30 23350 -59.9 -76.9 9 17.0 -60.7 295 9 581.3 581.4 319.8 581.6 0.04 34 20 25890 -57.5 -75.5 8 18.0 -59.1 225 13 660.2 660.2 323.1 660.7 0.07 35 11 29701 -53.5 -73.5 7 20.0 -57.2 797.8 797.9 327.3 799.4 0.17 TRP 299 8801 -59.3 -63.8 56 4.5 -59.3 170 1 302.0 302.0 282.3 302.1 0.02 WND Sounding variables and indices 1000-500 mb thick: 5147.00 m Freezing level: 1009.47 mb = 198.20 m = 650.24 ft Wetbulb zero: Below ground Precipitable water: 0.25 inches Sfc-500 mean rel hum: 62.90 % Est. max temperature: 3.15 C = 37.67 F Sfc-Lift cond lev (LCL): 961.76 mb = 581.55 m = 1907.94 ft T: -3.30 C 700-500 lapse rate: 7.46 C/km ThetaE index: 2.81 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 875.49 mb = 1316.14 m = 4317.98 ft Mean mixing ratio: 2.18 g/kg Conv temperature: 3.17 C = 37.71 F Cap Strength: 5.75 C Lifted Index: 7.82 C Risk: None Lifted Index @300 mb: 16.32 C Lifted Index @700 mb: 4.49 C Showalter Index: 7.53 C Risk: None Total Totals Index: 49.50 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.20 C Cross Totals Index: 23.30 C K Index: 7.40 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 1.93 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.07 J/kg Max Up Vert Vel: 2.48 m/s Conv Inhibition (B-): 60336.24 J/kg Cap Strength: 7.56 C Lift Cond Lev (LCL): 895.92 mb = 1137.44 m = 3731.72 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 180 at 7 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 1027 60 90 3 -3.0 0.0 | 25 7 -3.0 -6.5 1 1000 273 140 1 -0.6 0.8 | 6 6 -0.6 -5.7 2 925 890 125 9 -7.4 5.2 | 80 7 -7.4 -1.3 3 850 1545 125 11 -9.0 6.3 | 89 9 -9.0 -0.2 4 700 3008 160 13 -4.4 12.2 | 142 7 -4.4 5.7 5 500 5420 170 5 -0.9 4.9 | 28 2 -0.9 -1.6 6 400 6930 150 1 -0.5 0.9 | 5 6 -0.5 -5.6 7 300 8780 170 1 -0.2 1.0 | 2 6 -0.2 -5.5 8 299 8801 170 1 -0.2 1.0 | 2 6 -0.2 -5.5 9 250 9920 5 3 -0.3 -3.0 | 2 9 -0.3 -9.5 10 200 11350 10 7 -1.2 -6.9 | 5 13 -1.2 -13.4 11 150 13200 10 9 -1.6 -8.9 | 6 15 -1.6 -15.4 12 100 15790 345 5 1.3 -4.8 | 353 11 1.3 -11.3 13 70 18050 350 7 1.2 -6.9 | 355 13 1.2 -13.4 14 50 20160 305 7 5.7 -4.0 | 331 12 5.7 -10.5 15 30 23350 295 9 8.2 -3.8 | 322 13 8.2 -10.3 16 20 25890 225 13 9.2 9.2 | 254 10 9.2 2.7 Wind Parameters Mean winds (0-6000m): 149.9 at 8.7 knts Storm direction: 179.9 at 6.5 knts Shear (0-3000m) pos: 1.8 neg: 0.8 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 117.4 deg Storm rel helicity (0-3000m) pos: 27.6 neg: -3.0 tot: 24.6 m^2/s^2 ave: 8.2 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 3.5 stream: 2.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.54 Bulk Shear: 5.65 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 ------------------------------------------------------------------------------- 500 124 2 22 6| 3.3 0.0 3.3| 4.4 -3.0 1.4 2.8 0.25| 6.3 1.6 1000 124 5 49 6| 1.7 2.5 4.2| 10.1 -3.0 7.1 7.1 0.47| 5.7 2.7 1500 125 7 65 6| 1.5 1.7 3.2| 12.3 -3.0 9.3 6.2 0.49| 4.3 2.1 2000 127 8 75 7| 1.6 1.3 2.9| 17.6 -3.0 14.7 7.3 0.57| 3.9 2.2 2500 132 9 84 7| 1.7 1.0 2.7| 22.9 -3.0 19.9 8.0 0.63| 3.6 2.3 3000 137 9 94 6| 1.8 0.8 2.6| 27.6 -3.0 24.6 8.2 0.67| 3.5 2.3 4000 144 10 105 6| 1.1 0.6 1.7| 27.6 -3.6 24.0 6.0 0.55| 3.0 1.7 5000 148 10 107 5| 0.7 0.5 1.2| 27.6 -4.7 22.9 4.6 0.40| 2.8 1.1 6000 150 9 103 4| 0.6 0.4 1.0| 27.6 -5.5 22.1 3.7 0.31| 2.6 0.8 Wrote GIF file: /home/apache/climate/data/raob//U3884/skewt/U3884.skewt.20251008.12.gif