UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110612.upa.cvt Date: 1200Z 6 NOV 25 Searching for U2271... Searching the city database file for: U2271 ... Date:1200Z 6 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 -8 110 3 SFC 998 8 1.4 1.1 98 0.3 1.3 110 3 274.7 275.4 274.5 285.9 4.15 2 925 617 -0.7 -2.9 85 2.2 -1.6 240 5 278.6 279.2 275.6 287.9 3.33 3 850 1290 -3.1 -5.2 85 2.1 -3.9 285 7 282.9 283.4 277.4 291.6 3.05 4 748 2296 -6.7 -8.8 85 2.1 -7.4 278 12 289.5 290.0 280.1 297.3 2.62 5 700 2811 -9.9 -13.1 77 3.2 -10.9 275 15 291.5 291.9 280.2 297.5 1.99 6 569 4371 -20.9 -23.5 80 2.6 -21.4 281 13 296.4 296.6 281.1 299.6 1.01 7 500 5310 -28.5 -31.6 75 3.1 -28.9 285 11 298.3 298.4 281.4 300.1 0.54 8 400 6870 -41.5 -45.0 69 3.5 -41.7 280 15 301.1 301.1 282.0 301.7 0.17 9 371 7376 -45.5 -49.2 66 3.7 -45.6 276 17 302.3 302.3 282.5 302.7 0.12 10 300 8770 -52.5 -56.4 63 3.9 -52.6 265 23 311.3 311.4 285.9 311.6 0.06 11 279 9237 -55.1 -59.1 61 4.0 -55.2 270 21 314.1 314.1 286.8 314.3 0.05 12 250 9940 -55.1 -59.3 59 4.2 -55.2 270 25 324.1 324.2 290.1 324.4 0.05 13 200 11360 -54.9 -59.7 55 4.8 -55.0 290 31 345.8 345.8 295.8 346.1 0.06 14 150 13190 -56.5 -62.5 47 6.0 -56.6 305 38 372.7 372.7 301.1 373.0 0.06 15 143 13494 -56.1 -62.1 47 6.0 -56.3 304 38 378.6 378.6 302.1 378.9 0.06 16 100 15740 -61.3 -68.3 39 7.0 -61.4 300 42 409.3 409.3 306.5 409.5 0.04 17 70 17930 -65.3 -73.3 32 8.0 -65.4 300 44 444.7 444.7 310.4 444.8 0.03 18 50 19950 -69.5 -77.5 30 8.0 -69.6 300 48 479.7 479.7 313.4 479.8 0.02 19 44 20710 -70.9 -78.9 30 8.0 -71.0 494.2 494.2 314.5 494.3 0.02 TRP 279 9237 -55.1 -59.1 61 4.0 -55.2 270 21 314.1 314.1 286.8 314.3 0.05 WND Sounding variables and indices 1000-500 mb thick: 5318.00 m Freezing level: 949.33 mb = 414.04 m = 1358.37 ft Wetbulb zero: 965.55 mb = 273.09 m = 895.94 ft Precipitable water: 0.49 inches Sfc-500 mean rel hum: 81.97 % Est. max temperature: 9.71 C = 49.47 F Sfc-Lift cond lev (LCL): 993.24 mb = 46.45 m = 152.39 ft T: 1.27 C 700-500 lapse rate: 7.44 C/km ThetaE index: 0.00 C Layer 998.0- -0.0 mb Conv cond level (CCL): 857.03 mb = 1224.43 m = 4017.12 ft Mean mixing ratio: 3.61 g/kg Conv temperature: 9.16 C = 48.49 F Cap Strength: 9.14 C Lifted Index: 9.74 C Risk: None Lifted Index @300 mb: 17.03 C Lifted Index @700 mb: 7.48 C Showalter Index: 6.52 C Risk: None Total Totals Index: 48.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.40 C Cross Totals Index: 23.30 C K Index: 17.00 Risk: < 20 % chance of thunderstorms Sweat Index: 25.00 Risk: None Energy Index: 1.78 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.84 J/kg Max Up Vert Vel: 5.80 m/s Conv Inhibition (B-): 32205.09 J/kg Cap Strength: 9.65 C Lift Cond Lev (LCL): 925.19 mb = 615.33 m = 2018.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 308 at 8 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 ---------------------------------------------------------- 0 998 8 110 3 -2.8 1.0 | 123 11 -9.2 6.0 1 925 617 240 5 4.3 2.5 | 165 8 -2.0 7.4 2 850 1290 285 7 6.8 -1.8 | 187 3 0.4 3.1 3 700 2811 275 15 14.9 -1.3 | 247 9 8.6 3.6 4 500 5310 285 11 10.6 -2.8 | 244 5 4.3 2.1 5 400 6870 280 15 14.8 -2.6 | 254 9 8.4 2.3 6 300 8770 265 23 22.9 2.0 | 247 18 16.5 7.0 7 279 9237 270 21 21.0 -0.0 | 251 15 14.6 4.9 8 250 9940 270 25 25.0 -0.0 | 255 19 18.6 4.9 9 200 11360 290 31 29.1 -10.6 | 284 23 22.8 -5.7 10 150 13190 305 38 31.1 -21.8 | 304 30 24.8 -16.9 11 100 15740 300 42 36.4 -21.0 | 298 34 30.0 -16.1 12 70 17930 300 44 38.1 -22.0 | 298 36 31.7 -17.1 13 50 19950 300 48 41.6 -24.0 | 298 40 35.2 -19.1 Wind Parameters Mean winds (0-6000m): 277.8 at 10.7 knts Storm direction: 307.8 at 8.1 knts Shear (0-3000m) pos: 1.9 neg: 1.1 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 124.2 deg Storm rel helicity (0-3000m) pos: 30.7 neg: 0.0 tot: 30.7 m^2/s^2 ave: 10.2 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 3.9 stream: 2.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.95 Bulk Shear: 17.79 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 ------------------------------------------------------------------------------- 500 185 4 145 11| 6.4 0.0 6.4| 19.0 0.0 19.0 38.0 0.90| 7.5 6.8 1000 237 5 161 8| 4.6 0.0 4.6| 24.0 0.0 24.0 24.0 0.76| 6.2 4.7 1500 261 5 170 6| 3.8 0.0 3.8| 25.8 0.0 25.8 17.2 0.71| 5.3 3.8 2000 270 6 180 5| 2.9 0.7 3.6| 28.0 0.0 28.0 14.0 0.71| 4.7 3.3 2500 273 8 195 5| 2.3 1.1 3.4| 29.8 0.0 29.8 11.9 0.67| 4.3 2.9 3000 273 9 208 5| 1.9 1.1 3.1| 30.7 0.0 30.7 10.2 0.63| 3.9 2.5 4000 275 10 221 5| 1.3 0.9 2.1| 30.8 -0.0 30.7 7.7 0.58| 3.2 1.9 5000 276 11 227 6| 0.9 0.7 1.6| 30.8 -0.4 30.4 6.1 0.54| 2.7 1.5 6000 278 11 231 6| 0.7 0.7 1.4| 31.8 -0.5 31.2 5.2 0.51| 2.5 1.3 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20251106.12.gif