UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101912.upa.cvt Date: 1200Z 19 OCT 25 Searching for U2217... Searching the city database file for: U2217 ... Date:1200Z 19 OCT 25 Station: U2217 WMO ident: 22217 Latitude: 67.15 Longitude: 32.35 ------------------------------------------------------------------------------- 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 18 195 1 SFC 999 26 4.8 3.6 92 1.2 4.2 195 1 278.0 278.9 277.4 291.6 4.96 2 925 649 0.8 -1.1 87 1.9 0.0 235 15 280.1 280.8 277.0 290.7 3.81 3 850 1325 -2.7 -4.8 85 2.1 -3.5 275 25 283.3 283.9 277.8 292.3 3.14 4 814 1667 -4.7 -6.5 87 1.8 -5.4 273 26 284.7 285.2 278.2 293.0 2.88 5 700 2837 -12.3 -14.4 84 2.1 -12.9 265 31 288.9 289.2 278.7 294.2 1.79 6 600 3996 -19.5 -22.2 79 2.7 -20.1 267 37 293.6 293.7 280.0 296.9 1.07 7 592 4096 -20.5 -23.2 79 2.7 -21.0 267 37 293.5 293.7 279.8 296.6 1.00 8 508 5207 -29.1 -32.7 71 3.6 -29.5 270 43 296.2 296.3 280.4 297.8 0.48 9 500 5320 -29.3 -33.3 68 4.0 -29.7 270 44 297.3 297.4 280.8 298.8 0.46 10 436 6281 -36.1 -45.1 39 9.0 -36.7 273 53 300.6 300.6 281.8 301.1 0.16 11 370 7404 -41.5 -49.5 42 8.0 -41.9 276 63 307.8 307.9 284.7 308.3 0.11 12 363 7533 -44.7 -53.7 36 9.0 -45.0 276 65 305.3 305.3 283.6 305.5 0.07 13 300 8780 -53.5 -61.5 37 8.0 -53.7 280 77 309.9 309.9 285.4 310.1 0.03 14 289 9020 -54.9 -62.9 36 8.0 -55.1 280 79 311.2 311.2 285.8 311.4 0.03 15 270 9452 -57.5 -65.5 35 8.0 -57.6 280 77 313.6 313.6 286.6 313.7 0.02 16 255 9814 -56.5 -64.5 36 8.0 -56.6 284 70 320.2 320.3 288.8 320.4 0.03 17 250 9940 -55.5 -63.5 36 8.0 -55.6 285 68 323.6 323.6 289.9 323.7 0.03 18 238 10255 -52.9 -60.9 37 8.0 -53.1 285 62 332.1 332.1 292.3 332.2 0.04 19 200 11380 -51.1 -61.1 29 10.0 -51.4 285 42 351.8 351.9 297.1 352.1 0.05 20 171 12398 -49.5 -61.5 23 12.0 -50.0 285 38 370.6 370.6 300.7 370.9 0.06 21 150 13250 -50.7 -64.7 17 14.0 -51.2 285 35 382.7 382.7 302.7 382.9 0.04 22 124 14493 -50.9 -65.9 15 15.0 -51.5 290 31 403.8 403.8 305.7 404.0 0.04 23 100 15880 -55.9 -70.9 14 15.0 -56.3 295 27 419.7 419.7 307.7 419.9 0.03 24 88 16687 -58.9 -73.9 13 15.0 -59.2 297 25 429.3 429.3 308.8 429.4 0.02 25 75 17694 -56.9 -72.9 12 16.0 -57.4 299 22 453.6 453.6 311.2 453.8 0.03 26 70 18130 -57.7 -73.7 11 16.0 -58.2 300 21 460.9 461.0 311.8 461.1 0.03 27 56 19526 -61.3 -77.3 10 16.0 -61.7 483.1 483.1 313.7 483.2 0.02 TRP 270 9452 -57.5 -65.5 35 8.0 -57.6 280 77 313.6 313.6 286.6 313.7 0.02 WND 289 9020 -54.9 -62.9 36 8.0 -55.1 280 79 311.2 311.2 285.8 311.4 0.03 Sounding variables and indices 1000-500 mb thick: 5302.00 m Freezing level: 907.86 mb = 803.51 m = 2636.17 ft Wetbulb zero: 924.58 mb = 652.65 m = 2141.21 ft Precipitable water: 0.49 inches Sfc-500 mean rel hum: 82.47 % Est. max temperature: 10.12 C = 50.22 F Sfc-Lift cond lev (LCL): 980.63 mb = 176.32 m = 578.47 ft T: 3.84 C 700-500 lapse rate: 6.85 C/km ThetaE index: 0.82 C Layer 925.0- 850.0 mb Conv cond level (CCL): 905.08 mb = 823.06 m = 2700.31 ft Mean mixing ratio: 4.20 g/kg Conv temperature: 7.72 C = 45.90 F Cap Strength: 5.27 C Lifted Index: 6.07 C Risk: None Lifted Index @300 mb: 13.39 C Lifted Index @700 mb: 2.56 C Showalter Index: 5.25 C Risk: None Total Totals Index: 51.10 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.60 C Cross Totals Index: 24.50 C K Index: 19.70 Risk: < 20 % chance of thunderstorms Sweat Index: 136.00 Risk: None Energy Index: 1.33 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.64 J/kg Max Up Vert Vel: 4.39 m/s Conv Inhibition (B-): 24910.86 J/kg Cap Strength: 5.61 C Lift Cond Lev (LCL): 925.02 mb = 648.81 m = 2128.63 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 297 at 24 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 ---------------------------------------------------------- 0 999 26 195 1 0.3 1.0 | 120 24 -20.6 11.8 1 925 649 235 15 12.3 8.6 | 156 21 -8.6 19.5 2 850 1325 275 25 24.9 -2.2 | 205 10 4.0 8.7 3 700 2837 265 31 30.9 2.7 | 216 17 10.0 13.6 4 500 5320 270 44 44.0 -0.0 | 245 26 23.1 10.9 5 300 8780 280 77 75.8 -13.4 | 273 55 54.9 -2.5 6 289 9020 280 79 77.8 -13.7 | 273 57 56.9 -2.9 7 270 9452 280 77 75.8 -13.4 | 273 55 54.9 -2.5 8 250 9940 285 68 65.7 -17.6 | 279 45 44.8 -6.7 9 200 11380 285 42 40.6 -10.9 | 270 20 19.7 -0.0 10 150 13250 285 35 33.8 -9.1 | 262 13 12.9 1.8 11 100 15880 295 27 24.5 -11.4 | 279 4 3.6 -0.6 12 70 18130 300 21 18.2 -10.5 | 97 3 -2.7 0.4 Wind Parameters Mean winds (0-6000m): 267.5 at 31.4 knts Storm direction: 297.5 at 23.5 knts Shear (0-3000m) pos: 4.4 neg: 1.3 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 99.5 deg Storm rel helicity (0-3000m) pos: 154.8 neg: 0.0 tot: 154.8 m^2/s^2 ave: 51.6 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 5.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.11 Bulk Shear: 90.89 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 ------------------------------------------------------------------------------- 500 233 7 133 22| 11.7 0.0 11.7| 73.5 0.0 73.5 147.0 0.98| 12.3 12.1 1000 241 12 147 20| 10.4 0.0 10.4|123.8 0.0 123.8 123.8 0.89| 12.4 11.0 1500 257 16 159 15| 8.8 0.0 8.8|144.4 0.0 144.4 96.3 0.83| 11.5 9.6 2000 263 18 169 13| 6.6 0.6 7.2|147.4 0.0 147.4 73.7 0.80| 9.3 7.4 2500 265 21 178 13| 5.3 1.0 6.3|149.8 0.0 149.8 59.9 0.77| 7.9 6.1 3000 265 22 186 13| 4.4 1.3 5.7|154.8 0.0 154.8 51.6 0.74| 7.1 5.3 4000 265 25 199 14| 4.0 1.0 4.9|176.3 0.0 176.3 44.1 0.75| 6.0 4.5 5000 266 28 211 15| 3.7 0.8 4.5|199.3 0.0 199.3 39.9 0.75| 5.4 4.0 6000 267 31 221 16| 3.8 0.6 4.5|236.8 0.0 236.8 39.5 0.73| 5.2 3.8 Wrote GIF file: /home/apache/climate/data/raob//U2217/skewt/U2217.skewt.20251019.12.gif