UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120400.upa.cvt Date: 0000Z 4 DEC 25 Searching for U4343... Searching the city database file for: U4343 ... Date:0000Z 4 DEC 25 Station: U4343 WMO ident: 24343 Latitude: 66.77 Longitude: 123.40 ------------------------------------------------------------------------------- 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 1001 81 -34.5 -42.5 44 8.0 -34.8 130 3 238.6 238.6 238.3 238.8 0.09 1 1000 88 -34.7 -41.7 49 7.0 -35.0 130 3 238.4 238.5 238.2 238.7 0.10 2 968 312 -35.9 -41.9 54 6.0 -36.1 145 12 239.5 239.5 239.2 239.7 0.10 3 925 627 -30.7 -36.7 56 6.0 -31.0 165 25 247.9 247.9 247.2 248.4 0.18 4 878 1002 -24.7 -29.4 65 4.7 -25.2 177 26 257.9 257.9 256.2 258.9 0.38 5 850 1239 -22.7 -27.3 66 4.6 -23.2 185 27 262.4 262.4 260.0 263.7 0.48 6 838 1344 -21.7 -26.1 68 4.4 -22.2 184 26 264.5 264.6 261.7 266.0 0.54 7 725 2409 -23.5 -27.2 72 3.7 -24.0 173 20 273.7 273.8 268.2 275.4 0.57 8 700 2666 -24.1 -27.8 71 3.7 -24.6 170 19 275.8 275.9 269.6 277.5 0.56 9 695 2718 -24.1 -27.8 71 3.7 -24.6 170 19 276.4 276.5 269.9 278.0 0.56 10 500 5050 -37.7 -41.1 70 3.4 -37.9 160 19 287.1 287.1 275.5 287.8 0.21 11 499 5064 -37.7 -41.2 70 3.5 -37.9 160 19 287.2 287.3 275.6 287.9 0.21 12 400 6550 -48.5 -52.0 67 3.5 -48.6 170 21 292.0 292.0 277.7 292.2 0.08 13 300 8390 -61.7 -65.0 65 3.3 -61.7 185 19 298.4 298.4 280.7 298.4 0.02 14 269 9061 -64.3 -67.9 61 3.6 -64.3 180 11 304.0 304.0 283.0 304.1 0.02 15 268 9084 -64.3 -67.9 61 3.6 -64.3 182 11 304.4 304.4 283.2 304.4 0.02 16 250 9510 -63.1 -66.7 62 3.6 -63.1 220 9 312.3 312.3 286.2 312.3 0.02 17 200 10890 -61.5 -64.9 64 3.4 -61.6 235 7 335.4 335.4 293.2 335.5 0.03 18 164 12117 -60.3 -64.1 61 3.8 -60.4 252 6 357.0 357.0 298.1 357.2 0.04 19 150 12670 -61.3 -64.9 62 3.6 -61.4 260 5 364.5 364.5 299.6 364.7 0.04 20 109 14648 -61.7 -65.5 60 3.8 -61.8 260 7 398.6 398.6 305.0 398.8 0.05 21 100 15180 -62.5 -66.5 58 4.0 -62.6 260 7 407.0 407.0 306.2 407.2 0.05 22 82 16400 -63.5 -67.7 57 4.2 -63.6 252 8 428.7 428.7 308.7 429.0 0.05 23 75 16942 -67.1 -71.2 56 4.1 -67.2 248 9 432.2 432.2 309.1 432.4 0.03 24 70 17360 -65.5 -69.6 57 4.1 -65.6 245 9 444.3 444.3 310.3 444.5 0.05 25 68 17536 -64.9 -69.1 56 4.2 -65.0 242 10 449.2 449.3 310.8 449.5 0.05 26 50 19400 -67.3 -71.9 52 4.6 -67.4 205 17 484.9 484.9 313.8 485.2 0.05 27 39 20894 -68.5 -73.3 50 4.8 -68.7 517.6 517.6 316.2 517.9 0.05 TRP 269 9061 -64.3 -67.9 61 3.6 -64.3 180 11 304.0 304.0 283.0 304.1 0.02 WND Sounding variables and indices 1000-500 mb thick: 4962.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 67.53 % Est. max temperature: -10.87 C = 12.43 F Sfc-Lift cond lev (LCL): 871.34 mb = 1057.75 m = 3470.26 ft T: -24.23 C 700-500 lapse rate: 5.70 C/km ThetaE index: 0.11 C Layer 1000.0- 968.0 mb Conv cond level (CCL): 420.69 mb = 6211.07 m = 20377.28 ft Mean mixing ratio: 0.15 g/kg Conv temperature: 17.86 C = 64.15 F Cap Strength: 29.02 C Lifted Index: 35.11 C Risk: None Lifted Index @300 mb: 38.36 C Lifted Index @700 mb: 28.59 C Showalter Index: 19.23 C Risk: None Total Totals Index: 25.40 C Risk: None Vertical Totals Index: 15.00 C Cross Totals Index: 10.40 C K Index: -16.00 Risk: None Sweat Index: 73.00 Risk: None Energy Index: 5.13 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 48.96 J/kg Max Up Vert Vel: 9.90 m/s Conv Inhibition (B-): 47079.25 J/kg Cap Strength: 35.00 C Lift Cond Lev (LCL): 864.28 mb = 1117.19 m = 3665.27 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 199 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 1001 81 130 3 -2.3 1.9 | 31 14 -7.4 -12.4 1 1000 88 130 3 -2.3 1.9 | 31 14 -7.4 -12.4 2 925 627 165 25 -6.5 24.1 | 130 15 -11.5 9.8 3 850 1239 185 27 2.4 26.9 | 168 13 -2.7 12.6 4 700 2666 170 19 -3.3 18.7 | 118 9 -8.4 4.4 5 500 5050 160 19 -6.5 17.9 | 107 12 -11.6 3.5 6 400 6550 170 21 -3.6 20.7 | 126 11 -8.7 6.4 7 300 8390 185 19 1.7 18.9 | 143 6 -3.4 4.6 8 269 9061 180 11 0.0 11.0 | 57 6 -5.1 -3.3 9 250 9510 220 9 5.8 6.9 | 354 7 0.7 -7.4 10 200 10890 235 7 5.7 4.0 | 356 10 0.7 -10.3 11 150 12670 260 5 4.9 0.9 | 1 13 -0.1 -13.5 12 100 15180 260 7 6.9 1.2 | 352 13 1.8 -13.1 13 70 17360 245 9 8.2 3.8 | 344 11 3.1 -10.5 14 50 19400 205 17 7.2 15.4 | 243 2 2.1 1.1 Wind Parameters Mean winds (0-6000m): 169.5 at 20.3 knts Storm direction: 199.5 at 15.2 knts Shear (0-3000m) pos: 4.0 neg: 1.3 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 84.9 deg Storm rel helicity (0-3000m) pos: 114.3 neg: -26.5 tot: 87.7 m^2/s^2 ave: 29.2 10^-3 m/s^2 rel: 0.53 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 3.9 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 5.81 Bulk Shear: 8.42 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 ------------------------------------------------------------------------------- 500 158 13 77 10| 21.2 0.0 21.2| 74.6 0.0 74.6 149.2 0.99| 22.3 22.0 1000 168 19 116 10| 12.7 0.0 12.7|106.8 0.0 106.8 106.8 0.98| 15.7 15.4 1500 174 21 133 10| 8.0 0.0 8.0|114.3 -6.2 108.1 72.0 0.86| 12.0 10.4 2000 175 22 138 10| 6.0 0.9 6.9|114.3 -15.6 98.6 49.3 0.70| 9.9 6.9 2500 175 22 137 10| 4.8 1.4 6.2|114.3 -24.2 90.0 36.0 0.56| 8.6 4.9 3000 175 21 135 10| 4.0 1.3 5.4|114.3 -26.5 87.7 29.2 0.53| 7.4 3.9 4000 173 21 129 10| 3.0 1.2 4.2|114.3 -28.8 85.4 21.4 0.49| 5.7 2.8 5000 171 20 125 10| 2.4 1.0 3.4|114.3 -31.1 83.2 16.6 0.46| 4.7 2.2 6000 169 20 123 10| 2.2 0.9 3.0|122.0 -31.1 90.8 15.1 0.49| 4.2 2.0 Wrote GIF file: /home/apache/climate/data/raob//U4343/skewt/U4343.skewt.20251204.00.gif