UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120200.upa.cvt Date: 0000Z 2 DEC 25 Searching for U3884... Searching the city database file for: U3884 ... Date:0000Z 2 DEC 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 1001 56 -13.1 -15.6 81 2.5 -13.6 180 1 260.0 260.2 259.5 263.0 1.13 1 1000 64 -13.1 -15.8 80 2.7 -13.6 180 1 260.0 260.2 259.5 263.1 1.11 2 960 374 -15.9 -19.4 74 3.5 -16.5 204 16 260.3 260.4 259.2 262.6 0.86 3 934 582 -13.7 -16.4 80 2.7 -14.3 219 26 264.6 264.7 263.0 267.7 1.13 4 932 598 -12.5 -14.9 82 2.4 -13.0 221 26 266.0 266.2 264.3 269.5 1.29 5 925 656 -12.5 -14.6 84 2.1 -13.0 225 29 266.5 266.7 264.8 270.2 1.33 6 914 748 -9.9 -11.7 87 1.8 -10.4 233 28 270.1 270.4 267.9 274.8 1.70 7 894 918 -8.9 -10.3 90 1.4 -9.3 247 27 272.9 273.2 270.1 278.3 1.95 8 850 1307 -11.3 -13.1 87 1.8 -11.8 280 25 274.3 274.6 270.5 278.9 1.64 9 787 1894 -14.3 -16.6 83 2.3 -14.8 280 26 277.2 277.4 271.8 281.0 1.32 10 777 1990 -15.1 -17.4 83 2.3 -15.6 280 26 277.4 277.6 271.7 281.0 1.25 11 710 2664 -20.5 -28.5 49 8.0 -21.6 280 27 278.7 278.7 271.2 280.2 0.51 12 700 2769 -21.1 -29.1 49 8.0 -22.2 280 27 279.1 279.2 271.5 280.6 0.49 13 686 2918 -21.7 -30.7 44 9.0 -22.9 280 27 280.1 280.1 271.9 281.4 0.43 14 625 3600 -25.7 -30.7 63 5.0 -26.3 280 28 283.1 283.1 273.8 284.5 0.47 15 613 3740 -26.5 -32.5 57 6.0 -27.2 280 28 283.7 283.8 274.0 285.0 0.41 16 526 4828 -35.5 -41.5 54 6.0 -35.9 280 29 285.6 285.6 274.7 286.2 0.19 17 500 5180 -37.3 -43.3 54 6.0 -37.7 280 29 287.6 287.6 275.7 288.1 0.17 18 466 5662 -38.5 -44.5 53 6.0 -38.8 274 34 291.9 291.9 277.9 292.5 0.16 19 400 6690 -45.5 -53.5 40 8.0 -45.7 260 44 295.9 295.9 279.6 296.1 0.07 20 383 6978 -47.9 -55.9 39 8.0 -48.1 260 46 296.4 296.4 279.8 296.6 0.05 21 318 8193 -52.7 -61.7 33 9.0 -52.8 260 52 305.9 305.9 283.8 306.0 0.03 22 300 8570 -52.7 -61.7 33 9.0 -52.9 260 54 311.1 311.1 285.8 311.2 0.03 23 290 8789 -52.9 -61.9 33 9.0 -53.1 260 51 313.8 313.8 286.7 313.9 0.03 24 265 9368 -55.1 -64.1 32 9.0 -55.2 260 44 318.8 318.8 288.4 318.9 0.03 25 250 9740 -54.7 -64.7 28 10.0 -54.9 265 46 324.7 324.7 290.2 324.8 0.03 26 239 10026 -54.5 -64.5 28 10.0 -54.7 270 46 329.3 329.3 291.5 329.4 0.03 27 210 10850 -54.3 -64.3 28 10.0 -54.5 285 44 342.0 342.0 294.8 342.1 0.03 28 200 11160 -56.1 -66.1 27 10.0 -56.3 290 44 343.9 343.9 295.3 344.0 0.03 29 155 12774 -59.1 -70.1 23 11.0 -59.3 294 37 364.8 364.8 299.7 364.9 0.02 30 150 12980 -59.3 -70.3 23 11.0 -59.5 295 36 367.9 367.9 300.2 368.0 0.02 31 118 14485 -59.9 -71.9 19 12.0 -60.1 304 41 392.9 392.9 304.2 393.0 0.02 32 100 15510 -64.5 -76.5 18 12.0 -64.7 310 44 403.1 403.1 305.6 403.2 0.01 33 70 17670 -67.9 -79.9 16 12.0 -68.0 320 44 439.1 439.1 309.8 439.2 0.01 34 69 17756 -67.7 -79.7 17 12.0 -67.8 320 44 441.4 441.4 310.0 441.4 0.01 35 50 19660 -73.9 -85.9 14 12.0 -74.0 320 44 469.3 469.3 312.6 469.4 0.00 36 40 20956 -75.9 -87.9 13 12.0 -76.0 495.3 495.3 314.6 495.3 0.00 TRP 265 9368 -55.1 -64.1 32 9.0 -55.2 260 44 318.8 318.8 288.4 318.9 0.03 WND Sounding variables and indices 1000-500 mb thick: 5116.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 66.34 % Est. max temperature: 1.20 C = 34.17 F Sfc-Lift cond lev (LCL): 961.30 mb = 363.56 m = 1192.78 ft T: -15.81 C 700-500 lapse rate: 6.72 C/km ThetaE index: 0.82 C Layer 777.0- 700.0 mb Conv cond level (CCL): 965.94 mb = 327.04 m = 1072.96 ft Mean mixing ratio: 1.19 g/kg Conv temperature: -12.84 C = 8.89 F Cap Strength: 15.69 C Lifted Index: 17.06 C Risk: None Lifted Index @300 mb: 31.30 C Lifted Index @700 mb: 11.93 C Showalter Index: 7.45 C Risk: None Total Totals Index: 50.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.00 C Cross Totals Index: 24.20 C K Index: 4.90 Risk: None Sweat Index: 103.00 Risk: None Energy Index: 1.91 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 52.19 J/kg Max Up Vert Vel: 10.22 m/s Conv Inhibition (B-): 38981.59 J/kg Cap Strength: 16.84 C Lift Cond Lev (LCL): 914.01 mb = 747.62 m = 2452.81 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 303 at 20 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 1001 56 180 1 0.0 1.0 | 126 21 -16.9 12.1 1 1000 64 180 1 0.0 1.0 | 126 21 -16.9 12.1 2 925 656 225 29 20.5 20.5 | 187 32 3.6 31.6 3 850 1307 280 25 24.6 -4.3 | 229 10 7.7 6.8 4 700 2769 280 27 26.6 -4.7 | 236 12 9.7 6.4 5 500 5180 280 29 28.6 -5.0 | 242 13 11.7 6.1 6 400 6690 260 44 43.3 7.6 | 235 32 26.4 18.8 7 300 8570 260 54 53.2 9.4 | 241 42 36.3 20.5 8 265 9368 260 44 43.3 7.6 | 235 32 26.4 18.8 9 250 9740 265 46 45.8 4.0 | 242 33 28.9 15.1 10 200 11160 290 44 41.3 -15.0 | 279 25 24.5 -3.9 11 150 12980 295 36 32.6 -15.2 | 285 16 15.7 -4.1 12 100 15510 310 44 33.7 -28.3 | 316 24 16.8 -17.2 13 70 17670 320 44 28.3 -33.7 | 333 25 11.4 -22.6 14 50 19660 320 44 28.3 -33.7 | 333 25 11.4 -22.6 Wind Parameters Mean winds (0-6000m): 273.4 at 27.0 knts Storm direction: 303.4 at 20.2 knts Shear (0-3000m) pos: 4.4 neg: 0.3 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 111.6 deg Storm rel helicity (0-3000m) pos: 296.8 neg: 0.0 tot: 296.8 m^2/s^2 ave: 98.9 10^-3 m/s^2 rel: 0.76 Storm rel vorticity (0-3000m) horiz: 10.2 stream: 7.7 10^-3/s Energy-Hel index: 0.10 Bulk Rich Number: 0.76 Bulk Shear: 68.74 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 ------------------------------------------------------------------------------- 500 216 12 156 23| 24.2 0.0 24.2|159.2 0.0 159.2 318.5 0.92| 25.8 23.6 1000 233 20 178 23| 13.6 0.0 13.6|273.8 0.0 273.8 273.8 0.81| 24.4 19.9 1500 248 22 190 19| 8.8 0.0 8.8|292.8 0.0 292.8 195.2 0.76| 19.7 15.0 2000 258 23 198 17| 6.6 0.2 6.7|294.2 0.0 294.2 147.1 0.76| 14.9 11.4 2500 263 23 205 15| 5.3 0.3 5.5|295.7 0.0 295.7 118.3 0.76| 12.1 9.2 3000 267 24 210 14| 4.4 0.3 4.7|296.8 0.0 296.8 98.9 0.76| 10.2 7.7 4000 271 25 217 13| 3.3 0.4 3.6|298.6 0.0 298.6 74.6 0.76| 7.7 5.9 5000 273 26 222 13| 2.6 0.4 3.0|300.3 0.0 300.3 60.1 0.76| 6.3 4.8 6000 273 27 226 14| 2.2 1.2 3.4|300.7 -6.0 294.7 49.1 0.63| 6.2 3.9 Wrote GIF file: /home/apache/climate/data/raob//U3884/skewt/U3884.skewt.20251202.00.gif