UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101012.upa.cvt Date: 1200Z 10 OCT 25 Searching for U3884... Searching the city database file for: U3884 ... Date:1200Z 10 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 1033 60 -2.9 -8.9 63 6.0 -4.7 0 0 267.8 268.1 266.6 272.9 1.88 1 1000 316 -4.9 -12.9 53 8.0 -7.0 85 7 268.2 268.5 266.1 272.2 1.41 2 925 922 -10.5 -16.5 61 6.0 -11.8 60 13 268.6 268.8 265.8 271.8 1.14 3 921 955 -10.9 -15.9 67 5.0 -12.1 61 13 268.5 268.7 265.9 271.8 1.20 4 908 1064 -12.1 -16.8 68 4.7 -13.1 63 13 268.4 268.5 265.7 271.5 1.13 5 894 1184 -8.7 -13.7 67 5.0 -10.0 66 14 273.1 273.3 269.4 277.2 1.48 6 850 1574 -9.5 -21.5 37 12.0 -12.0 75 15 276.2 276.3 270.2 278.6 0.81 7 836 1702 -9.7 -23.7 31 14.0 -12.5 75 15 277.3 277.4 270.7 279.3 0.67 8 821 1841 -10.7 -21.7 40 11.0 -13.0 75 16 277.7 277.8 271.2 280.1 0.82 9 729 2745 -15.9 -21.9 60 6.0 -17.1 75 18 281.6 281.7 273.6 284.3 0.91 10 714 2901 -16.3 -22.3 60 6.0 -17.5 75 19 282.8 283.0 274.3 285.5 0.89 11 700 3050 -17.1 -23.1 60 6.0 -18.2 75 19 283.5 283.7 274.6 286.1 0.85 12 634 3788 -20.3 -24.9 67 4.6 -21.1 78 23 288.0 288.2 276.9 290.5 0.80 13 520 5231 -28.7 -33.3 65 4.6 -29.2 84 31 294.7 294.8 279.6 296.2 0.44 14 500 5510 -30.9 -35.2 66 4.3 -31.3 85 33 295.4 295.4 279.8 296.6 0.38 15 400 7060 -40.9 -45.4 62 4.5 -41.1 90 40 301.8 301.9 282.4 302.4 0.17 16 300 8950 -55.1 -59.5 58 4.4 -55.2 90 46 307.7 307.7 284.5 307.8 0.04 17 250 10100 -62.9 -67.5 54 4.6 -62.9 95 54 312.6 312.6 286.2 312.6 0.02 18 245 10224 -63.5 -68.1 53 4.6 -63.6 95 54 313.5 313.5 286.6 313.5 0.02 19 237 10426 -63.5 -68.1 53 4.6 -63.6 93 51 316.5 316.5 287.6 316.5 0.02 20 201 11449 -56.9 -61.8 54 4.9 -57.0 80 36 342.2 342.2 294.9 342.4 0.05 21 200 11480 -56.9 -61.8 54 4.9 -57.0 80 36 342.7 342.7 295.0 342.9 0.05 22 195 11641 -57.1 -62.1 53 5.0 -57.2 79 35 344.8 344.8 295.5 345.0 0.05 23 150 13310 -56.1 -63.1 41 7.0 -56.3 70 21 373.4 373.4 301.2 373.7 0.05 24 110 15278 -56.1 -65.1 31 9.0 -56.4 55 15 408.1 408.1 306.3 408.3 0.05 25 100 15880 -57.9 -67.9 27 10.0 -58.2 50 13 415.9 415.9 307.3 416.1 0.04 26 70 18120 -59.1 -71.1 20 12.0 -59.5 45 11 457.9 458.0 311.6 458.2 0.04 27 50 20220 -61.7 -74.7 16 13.0 -62.1 30 5 498.1 498.1 314.8 498.3 0.03 28 35 22441 -59.5 -74.5 13 15.0 -60.3 557.3 557.3 318.5 557.6 0.05 TRP 245 10224 -63.5 -68.1 53 4.6 -63.6 95 54 313.5 313.5 286.6 313.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 5194.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 58.77 % Est. max temperature: 3.23 C = 37.82 F Sfc-Lift cond lev (LCL): 939.70 mb = 799.42 m = 2622.73 ft T: -9.37 C 700-500 lapse rate: 5.61 C/km ThetaE index: 1.12 C Layer 1000.0- 921.0 mb Conv cond level (CCL): 692.52 mb = 3129.99 m = 10268.86 ft Mean mixing ratio: 1.40 g/kg Conv temperature: 13.54 C = 56.37 F Cap Strength: 18.98 C Lifted Index: 19.24 C Risk: None Lifted Index @300 mb: 25.18 C Lifted Index @700 mb: 11.65 C Showalter Index: 14.14 C Risk: None Total Totals Index: 30.80 C Risk: None Vertical Totals Index: 21.40 C Cross Totals Index: 9.40 C K Index: -6.10 Risk: None Sweat Index: 63.00 Risk: None Energy Index: 3.79 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.53 J/kg Max Up Vert Vel: 2.25 m/s Conv Inhibition (B-): 42667.84 J/kg Cap Strength: 19.13 C Lift Cond Lev (LCL): 879.01 mb = 1314.50 m = 4312.61 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 109 at 16 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 1033 60 0 0 -0.0 -0.0 | 289 16 14.7 -5.2 1 1000 316 85 7 -7.0 -0.6 | 307 10 7.8 -5.8 2 925 922 60 13 -11.3 -6.5 | 343 12 3.5 -11.7 3 850 1574 75 15 -14.5 -3.9 | 358 9 0.3 -9.0 4 700 3050 75 19 -18.4 -4.9 | 20 11 -3.6 -10.1 5 500 5510 85 33 -32.9 -2.9 | 66 20 -18.1 -8.0 6 400 7060 90 40 -40.0 0.0 | 78 26 -25.3 -5.2 7 300 8950 90 46 -46.0 0.0 | 81 32 -31.3 -5.2 8 250 10100 95 54 -53.8 4.7 | 89 39 -39.1 -0.5 9 245 10224 95 54 -53.8 4.7 | 89 39 -39.1 -0.5 10 200 11480 80 36 -35.5 -6.3 | 61 24 -20.7 -11.4 11 150 13310 70 21 -19.7 -7.2 | 22 13 -5.0 -12.3 12 100 15880 50 13 -10.0 -8.4 | 341 14 4.8 -13.5 13 70 18120 45 11 -7.8 -7.8 | 332 15 7.0 -12.9 14 50 20220 30 5 -2.5 -4.3 | 308 15 12.2 -9.5 Wind Parameters Mean winds (0-6000m): 79.3 at 20.8 knts Storm direction: 109.3 at 15.6 knts Shear (0-3000m) pos: 2.4 neg: 1.0 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 90.7 deg Storm rel helicity (0-3000m) pos: 51.8 neg: 0.0 tot: 51.8 m^2/s^2 ave: 17.3 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 4.1 stream: 3.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.08 Bulk Shear: 29.95 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 81 6 304 11| 9.7 0.0 9.7| 24.5 0.0 24.5 49.1 0.65| 11.6 7.5 1000 69 9 322 11| 4.8 2.4 7.2| 36.4 0.0 36.4 36.4 0.70| 8.5 5.9 1500 69 11 332 10| 4.0 1.6 5.5| 42.2 0.0 42.2 28.1 0.69| 6.8 4.7 2000 71 12 338 10| 3.3 1.2 4.5| 45.4 0.0 45.4 22.7 0.71| 5.4 3.8 2500 72 13 345 9| 2.7 1.2 3.8| 48.6 0.0 48.6 19.4 0.72| 4.6 3.3 3000 73 14 351 9| 2.4 1.0 3.4| 51.8 0.0 51.8 17.3 0.73| 4.1 3.0 4000 74 16 3 9| 2.6 0.7 3.3| 68.0 0.0 68.0 17.0 0.75| 3.8 2.9 5000 77 18 18 10| 2.7 0.6 3.3| 86.3 0.0 86.3 17.3 0.75| 3.7 2.8 6000 79 21 32 11| 2.7 0.5 3.2|105.1 0.0 105.1 17.5 0.74| 3.5 2.6 Wrote GIF file: /home/apache/climate/data/raob//U3884/skewt/U3884.skewt.20251010.12.gif