UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101800.upa.cvt Date: 0000Z 18 OCT 25 Searching for U1824... Searching the city database file for: U1824 ... Date:0000Z 18 OCT 25 Station: U1824 WMO ident: 21824 Latitude: 71.58 Longitude: 128.92 ------------------------------------------------------------------------------- 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 1017 3 -6.3 -7.7 90 1.4 -6.7 220 29 265.6 265.9 265.5 271.2 2.10 1 1000 135 -7.1 -9.3 84 2.2 -7.7 225 23 266.0 266.4 265.4 271.1 1.89 2 947 559 -7.5 -9.9 83 2.4 -8.2 263 23 269.8 270.1 268.0 275.0 1.90 3 925 743 -6.1 -8.2 85 2.1 -6.8 280 23 273.1 273.4 270.7 279.2 2.22 4 923 760 -6.1 -8.2 85 2.1 -6.8 280 23 273.2 273.6 270.8 279.4 2.23 5 850 1400 -9.9 -12.6 81 2.7 -10.6 295 21 275.8 276.1 271.5 280.6 1.71 6 799 1874 -13.7 -15.3 88 1.6 -14.1 284 22 276.6 276.9 271.6 280.8 1.45 7 753 2324 -14.5 -16.7 83 2.2 -15.0 273 23 280.5 280.7 273.8 284.5 1.37 8 729 2569 -13.5 -16.0 81 2.5 -14.1 267 24 284.2 284.5 276.0 288.7 1.50 9 700 2877 -15.3 -18.0 80 2.7 -15.9 260 25 285.5 285.8 276.4 289.5 1.32 10 596 4081 -20.7 -23.1 81 2.4 -21.2 253 26 292.7 292.9 279.5 295.8 1.00 11 560 4540 -23.5 -26.3 78 2.8 -23.9 250 26 294.7 294.8 280.1 297.2 0.80 12 500 5360 -29.7 -34.5 63 4.8 -30.2 245 27 296.8 296.9 280.6 298.2 0.41 13 431 6394 -37.9 -42.9 59 5.0 -38.2 238 28 299.3 299.3 281.3 300.0 0.20 14 400 6900 -42.5 -48.5 52 6.0 -42.8 235 29 299.8 299.8 281.4 300.2 0.12 15 318 8401 -56.3 -62.3 47 6.0 -56.4 251 38 300.9 300.9 281.8 301.0 0.03 16 300 8770 -56.5 -63.5 41 7.0 -56.6 255 40 305.7 305.7 283.7 305.8 0.02 17 265 9553 -61.3 -68.3 39 7.0 -61.4 260 36 309.7 309.7 285.2 309.8 0.01 18 264 9577 -61.3 -68.3 39 7.0 -61.4 260 36 310.1 310.1 285.4 310.1 0.01 19 250 9920 -57.5 -64.5 41 7.0 -57.6 265 35 320.6 320.6 288.9 320.7 0.03 20 249 9945 -57.1 -64.1 41 7.0 -57.2 266 35 321.5 321.6 289.2 321.7 0.03 21 201 11318 -51.7 -63.7 22 12.0 -52.0 299 23 350.4 350.4 296.7 350.6 0.04 22 200 11350 -51.7 -63.7 22 12.0 -52.0 300 23 350.9 350.9 296.8 351.1 0.04 23 164 12628 -53.9 -72.9 8 19.0 -54.2 310 17 367.7 367.7 300.2 367.8 0.01 24 150 13200 -54.1 -75.1 6 21.0 -54.5 315 15 376.9 376.9 301.8 376.9 0.01 25 112 15061 -57.3 -79.3 5 22.0 -57.6 322 9 403.7 403.7 305.7 403.7 0.01 26 100 15780 -55.5 -78.5 4 23.0 -56.0 325 7 420.5 420.5 307.8 420.5 0.01 27 83 16968 -54.9 -77.9 4 23.0 -55.5 312 6 444.7 444.7 310.4 444.8 0.01 28 70 18050 -57.5 -79.5 4 22.0 -58.0 300 5 461.4 461.4 311.9 461.4 0.01 29 50 20180 -58.7 -80.7 4 22.0 -59.3 325 5 505.2 505.2 315.3 505.2 0.01 30 44 20979 -59.3 -81.3 4 22.0 -60.0 296 7 522.5 522.5 316.5 522.6 0.01 31 30 23390 -56.1 -78.1 5 22.0 -57.5 210 11 591.7 591.7 320.2 591.9 0.03 32 20 25980 -55.1 -78.1 4 23.0 -57.2 195 29 667.5 667.5 323.3 667.9 0.05 33 16 27413 -52.9 -75.9 5 23.0 -55.9 201 35 718.7 718.7 325.0 719.4 0.08 34 10 30450 -52.5 -75.5 5 23.0 -56.8 215 48 823.6 823.6 327.8 824.9 0.14 35 6.7 33078 -45.7 -69.7 5 24.0 -54.2 952.0 952.3 330.5 957.6 0.48 TRP 265 9553 -61.3 -68.3 39 7.0 -61.4 260 36 309.7 309.7 285.2 309.8 0.01 WND Sounding variables and indices 1000-500 mb thick: 5225.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.31 inches Sfc-500 mean rel hum: 80.37 % Est. max temperature: 3.35 C = 38.03 F Sfc-Lift cond lev (LCL): 994.49 mb = 178.08 m = 584.26 ft T: -7.14 C 700-500 lapse rate: 5.80 C/km ThetaE index: 0.06 C Layer 1000.0- 947.0 mb Conv cond level (CCL): 834.56 mb = 1540.32 m = 5053.47 ft Mean mixing ratio: 1.97 g/kg Conv temperature: 4.22 C = 39.60 F Cap Strength: 17.85 C Lifted Index: 18.80 C Risk: None Lifted Index @300 mb: 22.35 C Lifted Index @700 mb: 11.81 C Showalter Index: 13.76 C Risk: None Total Totals Index: 36.90 C Risk: None Vertical Totals Index: 19.80 C Cross Totals Index: 17.10 C K Index: 4.50 Risk: None Sweat Index: 69.00 Risk: None Energy Index: 3.71 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.90 J/kg Max Up Vert Vel: 7.60 m/s Conv Inhibition (B-): 71037.31 J/kg Cap Strength: 18.76 C Lift Cond Lev (LCL): 932.39 mb = 680.86 m = 2233.77 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 289 at 19 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 1017 3 220 29 18.6 22.2 | 182 28 1.1 28.2 1 1000 135 225 23 16.3 16.3 | 177 22 -1.3 22.3 2 925 743 280 23 22.7 -4.0 | 248 6 5.1 2.0 3 850 1400 295 21 19.0 -8.9 | 332 3 1.5 -2.9 4 700 2877 260 25 24.6 4.3 | 214 13 7.1 10.4 5 500 5360 245 27 24.5 11.4 | 202 19 6.9 17.4 6 400 6900 235 29 23.8 16.6 | 195 23 6.2 22.6 7 300 8770 255 40 38.6 10.4 | 232 27 21.1 16.4 8 265 9553 260 36 35.5 6.3 | 236 22 17.9 12.3 9 250 9920 265 35 34.9 3.1 | 242 20 17.3 9.1 10 200 11350 300 23 19.9 -11.5 | 336 6 2.4 -5.5 11 150 13200 315 15 10.6 -10.6 | 56 8 -6.9 -4.6 12 100 15780 325 7 4.0 -5.7 | 91 14 -13.5 0.3 13 70 18050 300 5 4.3 -2.5 | 105 14 -13.2 3.5 14 50 20180 325 5 2.9 -4.1 | 97 15 -14.7 1.9 15 30 23390 210 11 5.5 9.5 | 142 20 -12.0 15.5 16 20 25980 195 29 7.5 28.0 | 164 35 -10.0 34.0 17 10 30450 215 48 27.5 39.3 | 192 46 10.0 45.3 Wind Parameters Mean winds (0-6000m): 258.9 at 24.7 knts Storm direction: 288.9 at 18.5 knts Shear (0-3000m) pos: 5.2 neg: 2.4 tot: 7.6 10-3/s Storm rel Dir Shear (0-3000m): 31.4 deg Storm rel helicity (0-3000m) pos: 51.7 neg: -27.6 tot: 24.2 m^2/s^2 ave: 8.1 10^-3 m/s^2 rel: 0.15 Storm rel vorticity (0-3000m) horiz: 8.4 stream: 1.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.30 Bulk Shear: 12.54 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 ------------------------------------------------------------------------------- 500 236 24 186 19| 18.5 0.0 18.5| 33.9 -11.5 22.3 44.6 0.31| 19.7 6.1 1000 256 23 203 13| 14.6 0.0 14.6| 48.8 -11.5 37.3 37.3 0.45| 15.6 7.1 1500 268 23 217 9| 10.4 0.0 10.4| 51.7 -12.3 39.5 26.3 0.47| 12.0 5.6 2000 273 23 225 7| 7.8 1.2 9.0| 51.7 -16.2 35.6 17.8 0.31| 10.2 3.1 2500 273 23 226 7| 6.3 2.0 8.2| 51.7 -21.4 30.3 12.1 0.21| 9.2 1.9 3000 271 23 224 8| 5.2 2.4 7.6| 51.7 -27.6 24.2 8.1 0.15| 8.4 1.2 4000 267 24 219 10| 3.9 2.1 6.0| 51.7 -32.5 19.3 4.8 0.11| 6.7 0.8 5000 263 24 215 11| 3.1 2.0 5.1| 51.7 -38.7 13.0 2.6 0.08| 5.6 0.5 6000 259 25 212 13| 2.6 1.9 4.5| 51.7 -46.1 5.7 0.9 0.05| 5.0 0.3 Wrote GIF file: /home/apache/climate/data/raob//U1824/skewt/U1824.skewt.20251018.00.gif