UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100900.upa.cvt Date: 0000Z 9 OCT 25 Searching for U2271... Searching the city database file for: U2271 ... Date:0000Z 9 OCT 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 1009 10 9.2 8.0 92 1.2 8.6 200 15 281.6 282.8 281.3 300.0 6.68 1 1000 84 9.0 6.4 84 2.6 7.6 210 23 282.1 283.2 280.8 298.8 6.03 2 925 726 5.8 3.5 85 2.3 4.6 225 29 285.2 286.2 281.4 300.2 5.32 3 850 1414 2.2 -0.5 82 2.7 1.0 240 35 288.5 289.2 281.7 300.9 4.34 4 846 1452 1.8 -0.7 83 2.5 0.7 240 35 288.4 289.2 281.7 300.7 4.29 5 810 1804 2.2 0.9 91 1.3 1.5 241 35 292.5 293.4 284.2 307.1 5.04 6 724 2706 -1.1 -2.9 88 1.8 -1.9 244 35 298.4 299.2 285.7 311.1 4.27 7 700 2974 -2.9 -4.8 87 1.9 -3.7 245 35 299.3 300.0 285.6 310.8 3.82 8 500 5560 -18.5 -21.4 78 2.9 -19.2 255 33 310.5 310.7 287.1 315.0 1.38 9 472 5986 -21.3 -24.4 76 3.1 -22.0 259 34 312.2 312.4 287.4 315.9 1.12 10 400 7180 -31.1 -34.4 73 3.3 -31.5 270 35 314.6 314.7 287.5 316.4 0.52 11 321 8700 -45.3 -48.8 68 3.5 -45.4 274 32 315.3 315.4 287.4 315.9 0.14 12 300 9150 -48.9 -52.5 66 3.6 -49.0 275 31 316.4 316.4 287.7 316.8 0.10 13 250 10320 -58.3 -61.9 63 3.6 -58.3 280 29 319.4 319.4 288.6 319.5 0.04 14 237 10655 -60.5 -64.1 62 3.6 -60.6 280 31 321.0 321.0 289.1 321.1 0.03 15 203 11635 -54.9 -58.6 63 3.7 -55.0 298 20 344.4 344.4 295.4 344.7 0.07 16 200 11730 -54.9 -58.6 63 3.7 -55.0 300 19 345.8 345.8 295.8 346.1 0.07 17 150 13560 -57.5 -62.2 55 4.7 -57.6 290 17 371.0 371.0 300.8 371.3 0.06 18 100 16110 -59.5 -65.5 46 6.0 -59.7 310 11 412.8 412.8 306.9 413.1 0.06 19 70 18330 -60.3 -67.3 39 7.0 -60.6 330 7 455.4 455.4 311.4 455.7 0.06 20 50 20420 -62.5 -69.5 38 7.0 -62.8 325 11 496.2 496.2 314.7 496.6 0.07 21 38 22113 -62.7 -69.7 38 7.0 -63.0 536.2 536.2 317.3 536.8 0.08 TRP 237 10655 -60.5 -64.1 62 3.6 -60.6 280 31 321.0 321.0 289.1 321.1 0.03 WND Sounding variables and indices 1000-500 mb thick: 5476.00 m Freezing level: 752.67 mb = 2404.93 m = 7890.09 ft Wetbulb zero: 771.61 mb = 2193.77 m = 7197.32 ft Precipitable water: 0.87 inches Sfc-500 mean rel hum: 84.45 % Est. max temperature: 15.64 C = 60.15 F Sfc-Lift cond lev (LCL): 990.89 mb = 159.40 m = 522.95 ft T: 8.62 C 700-500 lapse rate: 6.03 C/km ThetaE index: 1.17 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 879.00 mb = 1141.00 m = 3743.38 ft Mean mixing ratio: 5.65 g/kg Conv temperature: 14.77 C = 58.58 F Cap Strength: 6.75 C Lifted Index: 10.72 C Risk: None Lifted Index @300 mb: 12.02 C Lifted Index @700 mb: 6.75 C Showalter Index: 9.84 C Risk: None Total Totals Index: 38.70 C Risk: None Vertical Totals Index: 20.70 C Cross Totals Index: 18.00 C K Index: 18.30 Risk: < 20 % chance of thunderstorms Sweat Index: 160.35 Risk: None Energy Index: 2.93 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.96 J/kg Max Up Vert Vel: 4.23 m/s Conv Inhibition (B-): 30676.45 J/kg Cap Strength: 10.62 C Lift Cond Lev (LCL): 923.73 mb = 737.20 m = 2418.60 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 274 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 1009 10 200 15 5.1 14.1 | 129 25 -19.5 15.8 1 1000 84 210 23 11.5 19.9 | 149 25 -13.2 21.6 2 925 726 225 29 20.5 20.5 | 169 23 -4.2 22.2 3 850 1414 240 35 30.3 17.5 | 196 20 5.6 19.2 4 700 2974 245 35 31.7 14.8 | 203 18 7.0 16.5 5 500 5560 255 33 31.9 8.5 | 215 12 7.2 10.2 6 400 7180 270 35 35.0 -0.0 | 261 10 10.3 1.7 7 300 9150 275 31 30.9 -2.7 | 279 6 6.2 -1.0 8 250 10320 280 29 28.6 -5.0 | 311 5 3.9 -3.4 9 237 10655 280 31 30.5 -5.4 | 302 7 5.8 -3.7 10 200 11730 300 19 16.5 -9.5 | 46 11 -8.2 -7.8 11 150 13560 290 17 16.0 -5.8 | 65 10 -8.7 -4.2 12 100 16110 310 11 8.4 -7.1 | 72 17 -16.3 -5.4 13 70 18330 330 7 3.5 -6.1 | 78 22 -21.2 -4.4 14 50 20420 325 11 6.3 -9.0 | 68 20 -18.4 -7.3 Wind Parameters Mean winds (0-6000m): 243.9 at 33.0 knts Storm direction: 273.9 at 24.7 knts Shear (0-3000m) pos: 4.6 neg: 0.0 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 74.4 deg Storm rel helicity (0-3000m) pos: 178.3 neg: 0.0 tot: 178.3 m^2/s^2 ave: 59.4 10^-3 m/s^2 rel: 0.95 Storm rel vorticity (0-3000m) horiz: 5.3 stream: 5.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.24 Bulk Shear: 37.85 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 ------------------------------------------------------------------------------- 500 214 24 153 24| 14.3 0.0 14.3| 92.6 0.0 92.6 185.2 0.98| 14.9 14.7 1000 221 27 162 23| 10.4 0.0 10.4|133.9 0.0 133.9 133.9 0.97| 11.2 10.9 1500 227 29 171 22| 8.7 0.0 8.7|167.6 0.0 167.6 111.8 0.97| 9.7 9.4 2000 231 30 177 21| 6.7 0.0 6.7|171.3 0.0 171.3 85.7 0.96| 7.5 7.2 2500 234 31 182 20| 5.4 0.0 5.4|174.9 0.0 174.9 70.0 0.96| 6.2 5.9 3000 236 32 185 20| 4.6 0.0 4.6|178.3 0.0 178.3 59.4 0.95| 5.3 5.1 4000 239 33 190 19| 3.5 0.0 3.5|183.8 0.0 183.8 45.9 0.92| 4.3 4.0 5000 241 33 194 18| 2.8 0.0 2.8|188.5 0.0 188.5 37.7 0.89| 3.7 3.3 6000 244 33 197 17| 2.5 0.0 2.5|198.0 0.0 198.0 33.0 0.88| 3.4 3.0 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20251009.00.gif