UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120900.upa.cvt Date: 0000Z 9 DEC 25 Searching for U2271... Searching the city database file for: U2271 ... Date:0000Z 9 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 1013 7 -6.9 -8.3 90 1.4 -7.3 200 17 265.3 265.6 265.1 270.7 2.01 1 1000 108 -7.7 -10.7 79 3.0 -8.5 205 19 265.5 265.7 264.6 270.0 1.69 2 945 546 -10.9 -14.0 78 3.1 -11.6 216 20 266.5 266.7 264.8 270.3 1.37 3 925 712 -6.3 -8.6 84 2.3 -7.0 220 21 272.9 273.2 270.4 278.8 2.15 4 913 814 -5.9 -7.9 86 2.0 -6.5 219 21 274.3 274.7 271.5 280.7 2.31 5 850 1370 -8.7 -11.8 78 3.1 -9.6 215 21 277.0 277.3 272.4 282.2 1.82 6 700 2857 -14.7 -18.3 74 3.6 -15.6 190 19 286.2 286.4 276.7 290.1 1.29 7 661 3289 -16.7 -20.8 70 4.1 -17.6 196 19 288.7 288.9 277.7 292.1 1.10 8 500 5330 -29.7 -33.4 70 3.7 -30.1 225 21 296.8 296.9 280.6 298.3 0.46 9 475 5694 -31.9 -35.3 72 3.4 -32.3 226 23 298.5 298.6 281.3 299.8 0.40 10 400 6880 -42.7 -46.5 66 3.8 -42.9 230 29 299.5 299.5 281.3 300.0 0.15 11 333 8088 -54.3 -58.5 60 4.2 -54.4 236 29 299.7 299.7 281.3 299.9 0.04 12 300 8750 -59.9 -64.1 58 4.2 -59.9 240 29 300.9 300.9 281.7 301.0 0.02 13 252 9812 -68.1 -72.4 54 4.3 -68.1 235 31 304.1 304.1 283.1 304.2 0.01 14 250 9860 -68.1 -72.4 54 4.3 -68.1 240 31 304.8 304.8 283.3 304.9 0.01 15 200 11210 -66.1 -70.1 57 4.0 -66.1 275 31 328.1 328.1 291.2 328.1 0.02 16 152 12879 -65.1 -69.3 56 4.2 -65.1 289 36 356.6 356.6 298.0 356.7 0.02 17 150 12960 -65.5 -69.7 56 4.2 -65.5 290 36 357.2 357.3 298.2 357.3 0.02 18 100 15400 -69.5 -74.0 52 4.5 -69.5 310 33 393.4 393.4 304.3 393.5 0.02 19 70 17510 -72.5 -77.5 47 5.0 -72.5 310 33 429.3 429.3 308.7 429.4 0.01 20 60 18410 -75.3 -80.3 45 5.0 -75.3 442.4 442.4 310.1 442.4 0.01 TRP 252 9812 -68.1 -72.4 54 4.3 -68.1 235 31 304.1 304.1 283.1 304.2 0.01 WND Sounding variables and indices 1000-500 mb thick: 5222.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.30 inches Sfc-500 mean rel hum: 74.75 % Est. max temperature: 4.32 C = 39.78 F Sfc-Lift cond lev (LCL): 990.54 mb = 181.58 m = 595.72 ft T: -8.24 C 700-500 lapse rate: 6.07 C/km ThetaE index: 0.65 C Layer 1000.0- 945.0 mb Conv cond level (CCL): 690.86 mb = 2955.98 m = 9698.00 ft Mean mixing ratio: 1.70 g/kg Conv temperature: 14.69 C = 58.44 F Cap Strength: 15.59 C Lifted Index: 20.32 C Risk: None Lifted Index @300 mb: 20.30 C Lifted Index @700 mb: 13.93 C Showalter Index: 12.47 C Risk: None Total Totals Index: 38.90 C Risk: None Vertical Totals Index: 21.00 C Cross Totals Index: 17.90 C K Index: 5.60 Risk: None Sweat Index: 109.71 Risk: None Energy Index: 3.38 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 34.95 J/kg Max Up Vert Vel: 8.36 m/s Conv Inhibition (B-): 27461.54 J/kg Cap Strength: 20.27 C Lift Cond Lev (LCL): 922.58 mb = 732.48 m = 2403.11 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 241 at 15 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 1013 7 200 17 5.8 16.0 | 139 11 -7.5 8.5 1 1000 108 205 19 8.0 17.2 | 151 11 -5.3 9.8 2 925 712 220 21 13.5 16.1 | 181 9 0.1 8.6 3 850 1370 215 21 12.0 17.2 | 172 10 -1.3 9.7 4 700 2857 190 19 3.3 18.7 | 138 15 -10.1 11.3 5 500 5330 225 21 14.8 14.8 | 191 8 1.5 7.4 6 400 6880 230 29 22.2 18.6 | 218 14 8.9 11.2 7 300 8750 240 29 25.1 14.5 | 239 14 11.8 7.0 8 252 9812 235 31 25.4 17.8 | 229 16 12.0 10.3 9 250 9860 240 31 26.8 15.5 | 239 16 13.5 8.0 10 200 11210 275 31 30.9 -2.7 | 300 20 17.5 -10.2 11 150 12960 290 36 33.8 -12.3 | 314 28 20.5 -19.8 12 100 15400 310 33 25.3 -21.2 | 337 31 11.9 -28.7 13 70 17510 310 33 25.3 -21.2 | 337 31 11.9 -28.7 Wind Parameters Mean winds (0-6000m): 210.8 at 20.4 knts Storm direction: 240.8 at 15.3 knts Shear (0-3000m) pos: 1.2 neg: 1.6 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 1.8 deg Storm rel helicity (0-3000m) pos: 21.7 neg: -26.2 tot: -4.5 m^2/s^2 ave: -1.5 10^-3 m/s^2 rel: -0.03 Storm rel vorticity (0-3000m) horiz: 3.3 stream: -0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 158.34 Bulk Shear: 0.22 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 19 157 10| 6.0 0.0 6.0| 16.1 0.0 16.1 32.2 0.93| 6.4 5.9 1000 214 20 167 9| 3.6 0.0 3.6| 20.3 -1.4 18.9 18.9 0.78| 4.6 3.6 1500 214 20 169 10| 2.4 0.6 3.1| 20.3 -5.2 15.1 10.0 0.50| 3.7 1.9 2000 213 20 167 10| 1.8 1.3 3.1| 20.3 -12.7 7.6 3.8 0.21| 3.6 0.7 2500 211 20 163 10| 1.5 1.6 3.1| 20.3 -20.8 -0.5 -0.2 0.03| 3.5 0.1 3000 208 20 159 11| 1.2 1.6 2.8| 21.7 -26.2 -4.5 -1.5 -0.03| 3.3 -0.1 4000 206 20 156 12| 1.5 1.2 2.7| 34.2 -26.2 8.0 2.0 0.13| 3.1 0.4 5000 207 20 158 11| 1.7 0.9 2.6| 44.8 -26.2 18.6 3.7 0.25| 3.0 0.7 6000 211 20 164 10| 1.8 0.8 2.6| 53.3 -26.2 27.1 4.5 0.32| 2.9 0.9 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20251209.00.gif