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 U4266... Searching the city database file for: U4266 ... Date:0000Z 9 DEC 25 Station: U4266 WMO ident: 24266 Latitude: 67.55 Longitude: 133.38 ------------------------------------------------------------------------------- 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 1006 137 -48.7 -53.3 59 4.6 -48.7 280 1 224.1 224.1 224.0 224.1 0.03 1 1001 170 -45.9 -51.9 51 6.0 -46.0 272 1 227.2 227.2 227.1 227.3 0.03 2 1000 177 -44.9 -50.9 51 6.0 -45.0 270 1 228.2 228.3 228.2 228.3 0.04 3 999 184 -43.9 -49.9 51 6.0 -44.0 269 1 229.3 229.3 229.2 229.4 0.04 4 998 190 -43.7 -49.7 51 6.0 -43.8 268 1 229.6 229.6 229.5 229.7 0.04 5 997 197 -42.1 -48.1 52 6.0 -42.2 267 1 231.2 231.3 231.1 231.4 0.05 6 985 280 -38.5 -44.5 53 6.0 -38.7 256 2 235.7 235.7 235.5 235.9 0.07 7 981 308 -33.9 -39.9 55 6.0 -34.1 253 2 240.6 240.6 240.2 240.9 0.12 8 966 417 -29.7 -35.7 56 6.0 -30.0 239 4 245.9 245.9 245.3 246.4 0.19 9 925 728 -27.7 -33.7 57 6.0 -28.1 200 7 251.0 251.0 250.1 251.7 0.24 10 905 885 -27.5 -32.5 62 5.0 -27.9 200 6 252.8 252.8 251.7 253.5 0.28 11 850 1335 -28.7 -33.4 64 4.7 -29.0 200 5 256.1 256.1 254.5 256.8 0.27 12 745 2269 -33.1 -37.5 65 4.4 -33.4 278 4 261.1 261.2 258.5 261.7 0.20 13 702 2690 -29.9 -34.2 66 4.3 -30.3 313 3 269.2 269.2 264.7 270.1 0.30 14 700 2710 -29.9 -34.2 66 4.3 -30.3 315 3 269.4 269.4 264.8 270.3 0.30 15 636 3390 -32.3 -36.4 67 4.1 -32.6 289 6 274.1 274.2 268.0 275.0 0.27 16 500 5050 -43.3 -47.7 62 4.4 -43.5 225 13 280.2 280.3 271.5 280.6 0.10 17 446 5809 -48.3 -52.6 61 4.3 -48.4 217 14 283.3 283.3 273.2 283.5 0.07 18 402 6488 -50.9 -54.9 62 4.0 -51.0 210 15 288.4 288.4 275.9 288.6 0.06 19 400 6520 -51.1 -55.0 63 3.9 -51.2 210 15 288.6 288.6 276.0 288.8 0.05 20 311 8124 -58.7 -63.6 53 4.9 -58.7 205 11 299.5 299.5 281.1 299.6 0.02 21 300 8350 -58.3 -63.3 53 5.0 -58.3 195 13 303.2 303.2 282.7 303.3 0.03 22 265 9138 -56.5 -61.5 53 5.0 -56.6 185 14 316.7 316.8 287.7 316.9 0.04 23 250 9510 -56.5 -62.5 47 6.0 -56.6 180 15 322.1 322.1 289.4 322.2 0.03 24 200 10930 -55.3 -62.3 41 7.0 -55.5 185 21 345.2 345.2 295.6 345.4 0.04 25 150 12770 -55.7 -64.7 32 9.0 -55.9 185 25 374.1 374.1 301.3 374.3 0.04 26 120 14193 -53.7 -64.7 25 11.0 -54.1 191 31 402.4 402.4 305.6 402.7 0.05 27 100 15360 -54.3 -66.3 22 12.0 -54.8 195 36 422.8 422.8 308.1 423.1 0.05 28 70 17630 -57.7 -71.7 15 14.0 -58.2 195 42 460.9 461.0 311.9 461.1 0.03 29 50 19740 -60.3 -75.3 12 15.0 -60.8 200 46 501.4 501.4 315.1 501.6 0.03 30 44 20537 -60.1 -75.1 12 15.0 -60.7 520.5 520.6 316.4 520.7 0.03 TRP 311 8124 -58.7 -63.6 53 4.9 -58.7 205 11 299.5 299.5 281.1 299.6 0.02 WND Sounding variables and indices 1000-500 mb thick: 4873.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 63.32 % Est. max temperature: -17.01 C = 1.39 F Sfc-Lift cond lev (LCL): 924.76 mb = 729.87 m = 2394.55 ft T: -27.70 C 700-500 lapse rate: 5.73 C/km ThetaE index: 0.00 C Layer 1006.0--6308233.0 mb Conv cond level (CCL): 1001.00 mb = 170.33 m = 558.81 ft Mean mixing ratio: 0.18 g/kg Conv temperature: -35.67 C = -32.21 F Cap Strength: 25.78 C Lifted Index: 29.04 C Risk: None Lifted Index @300 mb: 41.32 C Lifted Index @700 mb: 22.23 C Showalter Index: 19.26 C Risk: None Total Totals Index: 24.50 C Risk: None Vertical Totals Index: 14.60 C Cross Totals Index: 9.90 C K Index: -23.10 Risk: None Sweat Index: 23.00 Risk: None Energy Index: 5.06 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 94.77 J/kg Max Up Vert Vel: 13.77 m/s Conv Inhibition (B-): 49481.14 J/kg Cap Strength: 28.95 C Lift Cond Lev (LCL): 884.14 mb = 1052.43 m = 3452.80 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 256 at 6 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 1006 137 280 1 1.0 -0.2 | 71 5 -4.5 -1.6 1 1000 177 270 1 1.0 -0.0 | 73 5 -4.5 -1.4 2 925 728 200 7 2.4 6.6 | 149 6 -3.1 5.2 3 850 1335 200 5 1.7 4.7 | 131 5 -3.8 3.3 4 700 2710 315 3 2.1 -2.1 | 44 5 -3.4 -3.5 5 500 5050 225 13 9.2 9.2 | 205 9 3.7 7.8 6 400 6520 210 15 7.5 13.0 | 190 12 2.0 11.6 7 311 8124 205 11 4.6 10.0 | 174 9 -0.8 8.6 8 300 8350 195 13 3.4 12.6 | 169 11 -2.1 11.2 9 250 9510 180 15 0.0 15.0 | 158 15 -5.5 13.6 10 200 10930 185 21 1.8 20.9 | 169 20 -3.7 19.5 11 150 12770 185 25 2.2 24.9 | 172 24 -3.3 23.5 12 100 15360 195 36 9.3 34.8 | 187 34 3.8 33.4 13 70 17630 195 42 10.9 40.6 | 188 40 5.4 39.2 14 50 19740 200 46 15.7 43.2 | 194 43 10.2 41.8 Wind Parameters Mean winds (0-6000m): 225.7 at 7.6 knts Storm direction: 255.7 at 5.7 knts Shear (0-3000m) pos: 1.2 neg: 1.0 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): -52.1 deg Storm rel helicity (0-3000m) pos: 3.4 neg: -6.3 tot: -2.9 m^2/s^2 ave: -1.0 10^-3 m/s^2 rel: -0.12 Storm rel vorticity (0-3000m) horiz: 3.5 stream: -0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 38.93 Bulk Shear: 2.43 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 ------------------------------------------------------------------------------- 500 220 3 108 4| 0.0 5.9 5.9| 3.1 0.0 3.1 6.1 0.62| 6.6 4.1 1000 204 5 130 5| 0.0 2.9 2.9| 3.2 -1.6 1.6 1.6 0.32| 4.8 1.5 1500 205 5 131 5| 0.8 1.9 2.8| 3.3 -2.6 0.7 0.5 0.19| 4.2 0.8 2000 212 5 131 4| 1.4 1.4 2.8| 3.3 -3.8 -0.5 -0.3 -0.01| 3.9 -0.0 2500 215 4 128 4| 1.5 1.1 2.6| 3.4 -4.2 -0.8 -0.3 -0.03| 3.7 -0.1 3000 225 4 125 3| 1.2 1.0 2.2| 3.4 -6.3 -2.9 -1.0 -0.12| 3.5 -0.4 4000 242 5 131 1| 0.9 1.5 2.4| 3.4 -11.3 -7.9 -2.0 -0.32| 3.4 -1.1 5000 230 6 165 3| 0.7 1.9 2.7| 3.4 -20.6 -17.2 -3.4 -0.42| 3.6 -1.5 6000 226 8 179 4| 0.6 1.8 2.4| 3.4 -25.4 -22.0 -3.7 -0.44| 3.2 -1.4 Wrote GIF file: /home/apache/climate/data/raob//U4266/skewt/U4266.skewt.20251209.00.gif