UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120800.upa.cvt Date: 0000Z 8 DEC 25 Searching for U2271... Searching the city database file for: U2271 ... Date:0000Z 8 DEC 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 ------------------------------------------------------------------------------- SFC 1034 10 -6.7 -10.2 76 3.5 -7.7 200 19 263.9 264.2 263.6 268.5 1.70 1 1015 154 -6.7 -11.7 68 5.0 -8.0 206 26 265.3 265.6 264.3 269.5 1.53 2 1000 270 -8.5 -14.5 62 6.0 -9.9 210 31 264.6 264.8 263.2 268.0 1.24 3 969 514 -10.7 -15.3 69 4.6 -11.7 214 33 264.8 265.0 263.3 268.1 1.20 4 964 554 -10.5 -15.1 69 4.6 -11.5 215 33 265.4 265.6 263.8 268.8 1.22 5 925 873 -10.5 -21.5 40 11.0 -12.6 220 36 268.6 268.7 265.1 270.7 0.74 6 909 1007 -10.5 -23.5 34 13.0 -12.9 221 35 269.9 270.0 265.8 271.8 0.63 7 884 1222 -10.3 -24.3 31 14.0 -12.9 223 33 272.3 272.4 267.4 274.1 0.60 8 850 1523 -11.3 -27.3 25 16.0 -14.0 225 31 274.3 274.4 268.5 275.7 0.48 9 780 2179 -13.5 -34.5 15 21.0 -16.4 232 27 278.8 278.8 270.9 279.6 0.26 10 700 2992 -19.7 -42.7 11 23.0 -21.8 240 23 280.7 280.7 271.8 281.1 0.13 11 658 3448 -22.3 -45.3 10 23.0 -24.2 248 24 282.7 282.8 272.9 283.1 0.10 12 500 5410 -35.3 -52.3 16 17.0 -36.1 285 27 290.0 290.0 276.7 290.2 0.06 13 474 5781 -37.1 -49.1 28 12.0 -37.7 290 28 292.2 292.3 277.9 292.6 0.09 14 400 6930 -46.7 -53.7 45 7.0 -46.9 305 31 294.3 294.3 278.9 294.5 0.06 15 366 7513 -50.3 -56.3 49 6.0 -50.4 308 33 297.1 297.1 280.1 297.3 0.05 16 300 8780 -60.3 -66.3 45 6.0 -60.3 315 38 300.3 300.3 281.5 300.4 0.02 17 250 9900 -68.5 -74.5 42 6.0 -68.5 320 40 304.2 304.2 283.1 304.3 0.01 18 242 10095 -69.5 -74.5 48 5.0 -69.5 317 40 305.6 305.6 283.6 305.6 0.01 19 238 10194 -70.1 -75.1 48 5.0 -70.1 315 40 306.1 306.1 283.8 306.2 0.01 20 216 10770 -70.9 -76.9 41 6.0 -70.9 315 40 313.5 313.5 286.6 313.5 0.01 21 200 11230 -67.9 -73.9 42 6.0 -67.9 315 40 325.2 325.2 290.3 325.3 0.01 22 177 11964 -66.5 -72.5 43 6.0 -66.5 313 36 339.1 339.1 294.1 339.1 0.01 23 150 12960 -67.5 -73.5 42 6.0 -67.5 310 31 353.8 353.8 297.4 353.9 0.01 24 100 15400 -69.5 -75.5 41 6.0 -69.5 305 29 393.4 393.4 304.3 393.5 0.01 25 74 17186 -71.9 -77.9 40 6.0 -71.9 423.8 423.8 308.2 423.8 0.01 TRP 238 10194 -70.1 -75.1 48 5.0 -70.1 315 40 306.1 306.1 283.8 306.2 0.01 WND Sounding variables and indices 1000-500 mb thick: 5140.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 23.48 % Est. max temperature: 1.75 C = 35.15 F Sfc-Lift cond lev (LCL): 977.99 mb = 442.50 m = 1451.75 ft T: -10.05 C 700-500 lapse rate: 6.45 C/km ThetaE index: 1.44 C Layer 1000.0- 969.0 mb Conv cond level (CCL): 716.88 mb = 2813.06 m = 9229.09 ft Mean mixing ratio: 1.26 g/kg Conv temperature: 9.81 C = 49.65 F Cap Strength: 13.13 C Lifted Index: 17.53 C Risk: None Lifted Index @300 mb: 22.36 C Lifted Index @700 mb: 11.75 C Showalter Index: 11.97 C Risk: None Total Totals Index: 32.00 C Risk: None Vertical Totals Index: 24.00 C Cross Totals Index: 8.00 C K Index: -26.30 Risk: None Sweat Index: 222.25 Risk: None Energy Index: 3.06 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.52 J/kg Max Up Vert Vel: 4.80 m/s Conv Inhibition (B-): 22615.00 J/kg Cap Strength: 17.52 C Lift Cond Lev (LCL): 900.44 mb = 1079.93 m = 3543.04 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 275 at 21 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 1034 10 200 19 6.5 17.9 | 145 24 -14.0 19.7 1 1000 270 210 31 15.5 26.8 | 170 29 -5.0 28.7 2 925 873 220 36 23.1 27.6 | 185 30 2.6 29.4 3 850 1523 225 31 21.9 21.9 | 183 24 1.4 23.8 4 700 2992 240 23 19.9 11.5 | 177 13 -0.6 13.3 5 500 5410 285 27 26.1 -7.0 | 313 8 5.6 -5.1 6 400 6930 305 31 25.4 -17.8 | 343 17 4.9 -15.9 7 300 8780 315 38 26.9 -26.9 | 346 26 6.3 -25.0 8 250 9900 320 40 25.7 -30.6 | 350 29 5.2 -28.8 9 238 10194 315 40 28.3 -28.3 | 344 28 7.8 -26.4 10 200 11230 315 40 28.3 -28.3 | 344 28 7.8 -26.4 11 150 12960 310 31 23.7 -19.9 | 350 18 3.2 -18.1 12 100 15400 305 29 23.8 -16.6 | 348 15 3.2 -14.8 Wind Parameters Mean winds (0-6000m): 245.1 at 27.5 knts Storm direction: 275.1 at 20.6 knts Shear (0-3000m) pos: 2.6 neg: 0.0 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 33.2 deg Storm rel helicity (0-3000m) pos: 141.8 neg: -11.8 tot: 130.0 m^2/s^2 ave: 43.3 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 2.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.30 Bulk Shear: 38.96 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 ------------------------------------------------------------------------------- 500 209 28 166 27| 15.7 0.0 15.7|105.2 0.0 105.2 210.4 0.94| 16.2 15.2 1000 214 32 174 28| 9.5 0.0 9.5|141.6 -0.5 141.1 141.1 0.91| 11.0 10.0 1500 217 32 178 27| 5.5 0.0 5.5|141.6 -5.1 136.5 91.0 0.72| 8.9 6.4 2000 220 31 179 26| 3.9 0.0 3.9|141.8 -5.4 136.4 68.2 0.63| 7.6 4.8 2500 222 31 180 25| 3.1 0.0 3.1|141.8 -7.9 133.9 53.6 0.55| 6.8 3.7 3000 224 30 180 23| 2.6 0.0 2.6|141.8 -11.8 130.0 43.3 0.47| 6.3 2.9 4000 229 28 182 20| 2.8 0.0 2.8|156.6 -11.8 144.8 36.2 0.51| 5.7 2.9 5000 237 28 188 17| 3.0 0.0 3.0|169.0 -11.8 157.1 31.4 0.58| 5.5 3.1 6000 245 27 198 14| 3.0 0.0 3.0|180.1 -11.8 168.3 28.0 0.59| 5.2 3.1 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20251208.00.gif