UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110912.upa.cvt Date: 1200Z 9 NOV 25 Searching for U2271... Searching the city database file for: U2271 ... Date:1200Z 9 NOV 25 Station: U2271 WMO ident: 22271 Latitude: 67.88 Longitude: 44.13 ------------------------------------------------------------------------------- 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 -48 200 17 SFC 993 9 1.2 0.7 96 0.5 1.0 200 17 274.9 275.6 274.5 285.9 4.05 2 925 576 -1.9 -3.9 86 2.0 -2.7 220 27 277.4 277.9 274.5 285.9 3.09 3 850 1243 -5.9 -8.1 84 2.2 -6.7 230 25 280.0 280.4 275.0 286.9 2.44 4 700 2735 -16.3 -19.1 79 2.8 -16.9 225 25 284.4 284.6 275.6 288.0 1.21 5 562 4356 -25.9 -28.4 79 2.5 -26.3 235 39 291.5 291.7 278.4 293.6 0.65 6 552 4486 -28.3 -30.8 79 2.5 -28.6 236 40 290.2 290.3 277.6 291.9 0.53 7 517 4953 -30.9 -35.9 61 5.0 -31.4 239 44 292.6 292.6 278.4 293.7 0.35 8 500 5190 -31.9 -36.9 61 5.0 -32.4 240 46 294.1 294.2 279.2 295.2 0.32 9 490 5332 -32.5 -37.2 63 4.7 -32.9 240 47 295.1 295.2 279.6 296.2 0.32 10 448 5956 -37.9 -41.9 66 4.0 -38.2 240 54 296.0 296.0 279.8 296.7 0.22 11 429 6254 -38.5 -42.5 66 4.0 -38.8 240 57 298.9 298.9 281.2 299.6 0.21 12 400 6730 -43.3 -47.0 67 3.7 -43.5 240 62 298.7 298.7 281.0 299.2 0.14 13 368 7288 -47.3 -51.2 64 3.9 -47.4 242 68 300.6 300.6 281.7 300.9 0.09 14 305 8514 -54.7 -59.0 58 4.4 -54.7 245 83 306.9 306.9 284.2 307.0 0.04 15 300 8620 -55.3 -59.7 58 4.4 -55.4 245 83 307.4 307.4 284.4 307.6 0.04 16 282 9011 -57.1 -61.8 55 4.7 -57.2 250 81 310.3 310.3 285.5 310.4 0.03 17 278 9101 -57.3 -62.0 55 4.7 -57.3 252 79 311.3 311.3 285.8 311.4 0.03 18 250 9770 -56.7 -61.5 55 4.8 -56.8 265 68 321.8 321.8 289.3 321.9 0.04 19 200 11190 -56.1 -61.1 53 5.0 -56.2 270 50 343.9 343.9 295.3 344.1 0.05 20 184 11720 -55.5 -60.5 54 5.0 -55.6 276 48 353.2 353.2 297.4 353.5 0.06 21 150 13010 -58.7 -64.7 46 6.0 -58.8 290 44 368.9 369.0 300.4 369.1 0.04 22 134 13714 -60.7 -66.7 45 6.0 -60.8 296 41 377.5 377.5 301.9 377.7 0.04 23 100 15530 -61.5 -67.5 45 6.0 -61.6 310 35 408.9 408.9 306.4 409.1 0.04 24 70 17710 -67.3 -73.3 42 6.0 -67.4 310 42 440.4 440.4 309.9 440.6 0.03 25 67 17973 -68.3 -74.3 42 6.0 -68.4 443.8 443.8 310.3 443.9 0.02 26 59 18738 -67.7 -73.7 42 6.0 -67.8 461.6 461.6 311.9 461.7 0.03 TRP 282 9011 -57.1 -61.8 55 4.7 -57.2 250 81 310.3 310.3 285.5 310.4 0.03 WND 305 8514 -54.7 -59.0 58 4.4 -54.7 245 83 306.9 306.9 284.2 307.0 0.04 Sounding variables and indices 1000-500 mb thick: 5238.00 m Freezing level: 966.68 mb = 228.19 m = 748.64 ft Wetbulb zero: 974.68 mb = 157.48 m = 516.65 ft Precipitable water: 0.37 inches Sfc-500 mean rel hum: 80.18 % Est. max temperature: 6.45 C = 43.61 F Sfc-Lift cond lev (LCL): 985.23 mb = 71.37 m = 234.14 ft T: 0.86 C 700-500 lapse rate: 6.35 C/km Conv cond level (CCL): 900.98 mb = 783.57 m = 2570.75 ft Mean mixing ratio: 3.36 g/kg Conv temperature: 4.47 C = 40.04 F Cap Strength: 6.23 C Lifted Index: 7.34 C Risk: None Lifted Index @300 mb: 15.20 C Lifted Index @700 mb: 2.02 C Showalter Index: 6.69 C Risk: None Total Totals Index: 49.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.00 C Cross Totals Index: 23.80 C K Index: 15.10 Risk: < 20 % chance of thunderstorms Sweat Index: 158.71 Risk: None Energy Index: 1.70 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.11 J/kg Max Up Vert Vel: 4.92 m/s Conv Inhibition (B-): 24886.06 J/kg Cap Strength: 7.28 C Lift Cond Lev (LCL): 921.05 mb = 609.74 m = 2000.43 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 262 at 25 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 ---------------------------------------------------------- 0 993 9 200 17 5.8 16.0 | 124 23 -18.6 12.7 1 925 576 220 27 17.4 20.7 | 158 19 -7.0 17.4 2 850 1243 230 25 19.2 16.1 | 158 14 -5.2 12.8 3 700 2735 225 25 17.7 17.7 | 155 16 -6.7 14.4 4 500 5190 240 46 39.8 23.0 | 218 25 15.4 19.7 5 400 6730 240 62 53.7 31.0 | 227 40 29.3 27.7 6 305 8514 245 83 75.2 35.1 | 238 60 50.8 31.8 7 300 8620 245 83 75.2 35.1 | 238 60 50.8 31.8 8 282 9011 250 81 76.1 27.7 | 245 57 51.7 24.4 9 250 9770 265 68 67.7 5.9 | 266 43 43.3 2.7 10 200 11190 270 50 50.0 -0.0 | 277 26 25.6 -3.3 11 150 13010 290 44 41.3 -15.0 | 317 25 16.9 -18.3 12 100 15530 310 35 26.8 -22.5 | 355 26 2.4 -25.8 13 70 17710 310 42 32.2 -27.0 | 346 31 7.8 -30.3 Wind Parameters Mean winds (0-6000m): 232.4 at 32.8 knts Storm direction: 262.4 at 24.6 knts Shear (0-3000m) pos: 2.6 neg: 0.3 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 39.4 deg Storm rel helicity (0-3000m) pos: 76.5 neg: -3.3 tot: 73.2 m^2/s^2 ave: 24.4 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 3.7 stream: 2.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.40 Bulk Shear: 29.91 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 ------------------------------------------------------------------------------- 500 211 21 138 20| 11.2 0.0 11.2| 58.0 0.0 58.0 116.0 0.95| 11.3 10.8 1000 218 24 148 19| 6.7 0.0 6.7| 66.2 -0.1 66.1 66.1 0.77| 8.1 6.2 1500 221 24 151 17| 4.5 0.0 4.5| 66.2 -1.0 65.2 43.4 0.67| 6.1 4.1 2000 223 24 152 16| 3.4 0.2 3.6| 66.2 -1.9 64.3 32.1 0.63| 4.7 3.0 2500 224 25 153 16| 2.7 0.3 3.0| 66.2 -2.9 63.3 25.3 0.60| 3.9 2.4 3000 224 25 154 16| 2.6 0.3 2.8| 76.5 -3.3 73.2 24.4 0.63| 3.7 2.4 4000 226 26 161 16| 3.1 0.2 3.3|116.4 -3.3 113.1 28.3 0.72| 4.0 2.9 5000 230 29 173 16| 3.5 0.2 3.6|162.0 -3.3 158.7 31.7 0.75| 4.2 3.1 6000 232 33 185 17| 3.3 0.4 3.7|192.3 -3.3 189.0 31.5 0.68| 4.4 3.0 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20251109.12.gif