UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120700.upa.cvt Date: 0000Z 7 DEC 25 Searching for U4266... Searching the city database file for: U4266 ... Date:0000Z 7 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 ------------------------------------------------------------------------------- 0 1000 49 SFC 988 134 -33.1 -37.0 68 3.9 -33.3 5 1 240.9 240.9 240.7 241.3 0.16 2 973 242 -30.1 -34.6 65 4.5 -30.4 43 2 245.0 245.0 244.6 245.5 0.21 3 965 301 -29.9 -34.3 65 4.4 -30.2 64 2 245.7 245.8 245.3 246.3 0.22 4 958 353 -27.1 -31.7 65 4.6 -27.5 82 3 249.1 249.1 248.5 249.9 0.28 5 925 606 -26.3 -30.4 68 4.1 -26.6 170 5 252.4 252.5 251.5 253.3 0.33 6 850 1221 -23.3 -27.2 70 3.9 -23.8 195 13 261.7 261.8 259.5 263.1 0.48 7 814 1537 -22.5 -26.1 72 3.6 -22.9 196 12 265.8 265.9 262.8 267.4 0.56 8 700 2635 -26.1 -29.5 73 3.4 -26.5 200 9 273.6 273.7 268.0 275.0 0.47 9 586 3909 -30.5 -34.0 71 3.5 -30.8 174 14 282.7 282.8 273.4 283.9 0.37 10 500 5020 -37.3 -40.7 71 3.4 -37.5 150 19 287.6 287.6 275.7 288.3 0.22 11 492 5131 -38.3 -41.8 70 3.5 -38.5 150 20 287.7 287.7 275.8 288.3 0.20 12 400 6530 -45.3 -48.9 67 3.6 -45.4 150 35 296.1 296.1 279.8 296.5 0.11 13 367 7101 -48.3 -52.0 65 3.7 -48.4 149 39 299.5 299.5 281.3 299.8 0.09 14 300 8400 -57.7 -61.3 63 3.6 -57.8 145 50 304.0 304.0 283.1 304.1 0.03 15 284 8745 -59.9 -63.6 62 3.7 -59.9 145 48 305.7 305.7 283.7 305.8 0.03 16 259 9325 -56.7 -60.3 64 3.6 -56.8 156 31 318.5 318.5 288.3 318.7 0.04 17 250 9550 -56.7 -60.3 64 3.6 -56.8 160 25 321.8 321.8 289.3 322.0 0.05 18 237 9887 -57.9 -61.7 62 3.8 -58.0 168 24 324.9 324.9 290.3 325.1 0.04 19 205 10811 -52.9 -56.9 62 4.0 -53.0 191 21 346.5 346.6 296.0 346.9 0.08 20 200 10970 -52.7 -56.7 62 4.0 -52.8 195 21 349.3 349.3 296.5 349.7 0.09 21 150 12820 -52.7 -56.8 61 4.1 -52.9 175 25 379.3 379.3 302.2 379.8 0.12 22 100 15420 -55.5 -59.5 61 4.0 -55.7 185 31 420.5 420.5 307.9 421.1 0.13 23 70 17680 -58.5 -62.7 58 4.2 -58.7 190 48 459.2 459.3 311.8 459.9 0.12 24 53 19435 -58.1 -62.4 58 4.3 -58.4 198 51 498.2 498.2 314.9 499.2 0.16 25 50 19800 -61.1 -65.0 60 3.9 -61.3 200 52 499.5 499.5 314.9 500.3 0.12 26 49 19925 -61.3 -65.3 59 4.0 -61.5 501.9 502.0 315.1 502.7 0.12 27 44 20595 -58.1 -62.6 56 4.5 -58.5 525.4 525.5 316.7 526.7 0.19 28 42 20886 -58.7 -63.3 56 4.5 -59.0 200 62 531.0 531.0 317.1 532.2 0.18 29 30 22970 -63.1 -68.0 51 4.9 -63.4 572.6 572.7 319.3 573.6 0.14 30 29 23178 -64.3 -69.1 52 4.8 -64.6 574.9 574.9 319.5 575.8 0.12 TRP 284 8745 -59.9 -63.6 62 3.7 -59.9 145 48 305.7 305.7 283.7 305.8 0.03 WND 42 20886 -58.7 -63.3 56 4.5 -59.0 200 62 531.0 531.0 317.1 532.2 0.18 Sounding variables and indices 1000-500 mb thick: 4971.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 71.03 % Est. max temperature: -10.98 C = 12.24 F Sfc-Lift cond lev (LCL): 924.18 mb = 612.43 m = 2009.25 ft T: -26.27 C 700-500 lapse rate: 4.70 C/km ThetaE index: 0.00 C Layer 988.0--8725724135424.0 mb Conv cond level (CCL): 988.00 mb = 133.86 m = 439.18 ft Mean mixing ratio: 0.30 g/kg Conv temperature: -30.71 C = -23.28 F Cap Strength: 27.02 C Lifted Index: 29.77 C Risk: None Lifted Index @300 mb: 37.38 C Lifted Index @700 mb: 20.35 C Showalter Index: 20.16 C Risk: None Total Totals Index: 24.10 C Risk: None Vertical Totals Index: 14.00 C Cross Totals Index: 10.10 C K Index: -16.60 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 5.35 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 51.35 J/kg Max Up Vert Vel: 10.13 m/s Conv Inhibition (B-): 52871.36 J/kg Cap Strength: 29.55 C Lift Cond Lev (LCL): 876.40 mb = 998.55 m = 3276.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 197 at 11 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 ---------------------------------------------------------- 0 988 134 5 1 -0.1 -1.0 | 16 11 -3.2 -11.0 1 925 606 170 5 -0.9 4.9 | 38 6 -4.0 -5.1 2 850 1221 195 13 3.4 12.6 | 185 3 0.2 2.5 3 700 2635 200 9 3.1 8.5 | 2 2 -0.1 -1.6 4 500 5020 150 19 -9.5 16.5 | 117 14 -12.6 6.4 5 400 6530 150 35 -17.5 30.3 | 135 29 -20.6 20.3 6 300 8400 145 50 -28.7 41.0 | 134 44 -31.8 30.9 7 284 8745 145 48 -27.5 39.3 | 134 42 -30.7 29.3 8 250 9550 160 25 -8.6 23.5 | 139 18 -11.7 13.5 9 200 10970 195 21 5.4 20.3 | 193 11 2.3 10.3 10 150 12820 175 25 -2.2 24.9 | 160 16 -5.3 14.9 11 100 15420 185 31 2.7 30.9 | 179 21 -0.4 20.9 12 70 17680 190 48 8.3 47.3 | 188 38 5.2 37.2 13 50 19800 200 52 17.8 48.9 | 201 42 14.7 38.8 Wind Parameters Mean winds (0-6000m): 167.3 at 14.0 knts Storm direction: 197.3 at 10.5 knts Shear (0-3000m) pos: 1.7 neg: 0.5 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 108.8 deg Storm rel helicity (0-3000m) pos: 20.4 neg: -0.3 tot: 20.1 m^2/s^2 ave: 6.7 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 2.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 3.27 Bulk Shear: 15.71 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 ------------------------------------------------------------------------------- 500 167 3 29 8| 6.5 0.0 6.5| 15.1 -0.3 14.8 29.6 0.49| 10.0 5.0 1000 182 6 35 5| 6.6 0.0 6.6| 19.2 -0.3 18.8 18.8 0.59| 8.8 5.2 1500 190 8 40 3| 4.4 0.0 4.4| 19.8 -0.3 19.5 13.0 0.58| 6.7 3.9 2000 192 9 42 2| 2.9 0.0 2.9| 19.9 -0.3 19.5 9.8 0.57| 5.4 3.1 2500 194 9 38 2| 2.1 0.0 2.1| 19.9 -0.3 19.6 7.8 0.55| 4.6 2.5 3000 194 9 40 2| 1.7 0.5 2.2| 20.4 -0.3 20.1 6.7 0.56| 4.3 2.4 4000 188 10 90 2| 1.3 1.1 2.4| 20.6 -1.2 19.4 4.8 0.44| 4.1 1.8 5000 176 12 112 4| 1.0 1.6 2.7| 22.8 -7.9 14.9 3.0 0.31| 4.1 1.3 6000 167 14 120 7| 0.9 2.2 3.1| 44.4 -7.9 36.6 6.1 0.33| 4.3 1.4 Wrote GIF file: /home/apache/climate/data/raob//U4266/skewt/U4266.skewt.20251207.00.gif