UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101112.upa.cvt Date: 1200Z 11 OCT 25 Searching for U0046... Searching the city database file for: U0046 ... Date:1200Z 11 OCT 25 Station: U0046 WMO ident: 20046 Latitude: 80.62 Longitude: 58.05 ------------------------------------------------------------------------------- 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 28 2.8 1.6 92 1.2 2.2 160 9 275.9 276.6 275.4 287.5 4.29 1 1000 36 2.8 1.2 89 1.6 2.1 160 17 276.0 276.7 275.2 287.3 4.17 2 938 554 2.6 1.8 94 0.8 2.2 201 22 280.8 281.6 278.5 293.7 4.64 3 925 667 2.2 1.4 94 0.8 1.8 210 23 281.6 282.3 278.7 294.3 4.57 4 850 1347 -0.7 -1.4 95 0.7 -1.0 195 27 285.4 286.1 280.0 296.9 4.06 5 741 2433 -5.9 -7.0 92 1.1 -6.3 195 35 291.2 291.7 281.4 300.2 3.05 6 700 2876 -9.5 -10.7 91 1.2 -9.9 195 38 292.0 292.4 281.0 299.2 2.41 7 681 3088 -10.7 -12.0 90 1.3 -11.1 195 38 292.9 293.3 281.2 299.7 2.24 8 570 4440 -17.9 -19.6 87 1.7 -18.3 198 42 299.8 300.0 283.1 304.3 1.42 9 500 5410 -23.9 -25.9 84 2.0 -24.3 200 44 303.9 304.1 284.1 306.9 0.93 10 417 6709 -32.9 -35.0 81 2.1 -33.1 208 49 308.5 308.6 285.4 310.2 0.47 11 400 7000 -35.3 -37.4 81 2.1 -35.5 210 50 309.1 309.2 285.5 310.5 0.38 12 322 8467 -47.7 -49.8 79 2.1 -47.8 206 59 311.7 311.8 286.1 312.2 0.13 13 300 8930 -51.1 -53.2 78 2.1 -51.2 205 62 313.3 313.3 286.6 313.7 0.09 14 256 9950 -58.1 -60.3 76 2.2 -58.1 210 68 317.5 317.5 288.0 317.7 0.04 15 250 10100 -58.3 -60.5 76 2.2 -58.3 205 68 319.4 319.4 288.6 319.6 0.04 16 244 10253 -57.5 -59.7 76 2.2 -57.5 215 69 322.9 322.9 289.7 323.1 0.05 17 200 11530 -50.7 -53.2 75 2.5 -50.8 210 38 352.5 352.5 297.3 353.1 0.14 18 188 11933 -50.1 -52.7 74 2.6 -50.3 214 36 359.7 359.8 298.8 360.4 0.15 19 150 13400 -51.7 -54.5 72 2.8 -51.8 230 31 381.0 381.0 302.5 381.7 0.16 20 100 16010 -55.3 -58.2 70 2.9 -55.5 240 11 420.9 420.9 307.9 421.6 0.15 21 70 18280 -57.7 -60.7 68 3.0 -57.9 295 13 460.9 461.0 312.0 461.8 0.15 22 50 20390 -60.7 -63.7 68 3.0 -60.9 310 9 500.4 500.5 315.1 501.3 0.15 23 30 23540 -64.5 -67.5 66 3.0 -64.7 568.8 568.9 319.2 569.8 0.14 TRP 256 9950 -58.1 -60.3 76 2.2 -58.1 210 68 317.5 317.5 288.0 317.7 0.04 WND 244 10253 -57.5 -59.7 76 2.2 -57.5 215 69 322.9 322.9 289.7 323.1 0.05 Sounding variables and indices 1000-500 mb thick: 5374.00 m Freezing level: 868.10 mb = 1182.86 m = 3880.73 ft Wetbulb zero: 876.54 mb = 1099.75 m = 3608.04 ft Precipitable water: 0.64 inches Sfc-500 mean rel hum: 90.28 % Est. max temperature: 12.29 C = 54.12 F Sfc-Lift cond lev (LCL): 982.47 mb = 179.20 m = 587.92 ft T: 2.74 C 700-500 lapse rate: 5.68 C/km ThetaE index: 0.98 C Layer 700.0- 681.0 mb Conv cond level (CCL): 872.85 mb = 1133.65 m = 3719.30 ft Mean mixing ratio: 4.45 g/kg Conv temperature: 11.13 C = 52.04 F Cap Strength: 8.68 C Lifted Index: 10.83 C Risk: None Lifted Index @300 mb: 15.18 C Lifted Index @700 mb: 4.84 C Showalter Index: 7.19 C Risk: None Total Totals Index: 45.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.20 C Cross Totals Index: 22.50 C K Index: 20.60 Risk: 20-40 % chance of thunderstorms Sweat Index: 98.00 Risk: None Energy Index: 2.03 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.98 J/kg Max Up Vert Vel: 7.07 m/s Conv Inhibition (B-): 40069.95 J/kg Cap Strength: 10.69 C Lift Cond Lev (LCL): 934.24 mb = 586.61 m = 1924.55 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 227 at 27 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 28 160 9 -3.1 8.5 | 67 25 -22.7 -9.5 1 1000 36 160 17 -5.8 16.0 | 86 25 -25.4 -2.0 2 925 667 210 23 11.5 19.9 | 104 8 -8.1 2.0 3 850 1347 195 27 7.0 26.1 | 123 15 -12.6 8.1 4 700 2876 195 38 9.8 36.7 | 153 21 -9.7 18.8 5 500 5410 200 44 15.0 41.3 | 169 24 -4.5 23.4 6 400 7000 210 50 25.0 43.3 | 192 26 5.4 25.4 7 300 8930 205 62 26.2 56.2 | 190 39 6.6 38.2 8 256 9950 210 68 34.0 58.9 | 199 43 14.4 40.9 9 250 10100 205 68 28.7 61.6 | 192 45 9.2 43.7 10 244 10253 215 69 39.6 56.5 | 207 43 20.0 38.6 11 200 11530 210 38 19.0 32.9 | 178 15 -0.6 15.0 12 150 13400 230 31 23.7 19.9 | 245 5 4.2 2.0 13 100 16010 240 11 9.5 5.5 | 39 16 -10.1 -12.4 14 70 18280 295 13 11.8 -5.5 | 18 25 -7.8 -23.4 15 50 20390 310 9 6.9 -5.8 | 28 27 -12.7 -23.7 Wind Parameters Mean winds (0-6000m): 197.5 at 35.4 knts Storm direction: 227.5 at 26.6 knts Shear (0-3000m) pos: 3.8 neg: 1.9 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 86.3 deg Storm rel helicity (0-3000m) pos: 131.9 neg: 0.0 tot: 131.9 m^2/s^2 ave: 44.0 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 4.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.60 Bulk Shear: 41.44 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 ------------------------------------------------------------------------------- 500 182 19 94 19| 16.2 0.0 16.2| 76.9 0.0 76.9 153.8 0.64| 21.2 13.5 1000 196 21 101 14| 10.0 0.0 10.0| 84.3 0.0 84.3 84.3 0.57| 14.5 8.2 1500 196 23 108 14| 6.7 1.6 8.2| 93.1 0.0 93.1 62.1 0.55| 11.4 6.3 2000 196 25 115 14| 5.0 2.0 6.9|106.7 0.0 106.7 53.3 0.59| 9.4 5.5 2500 196 27 122 15| 4.0 2.3 6.3|120.3 0.0 120.3 48.1 0.60| 8.3 5.0 3000 196 28 128 15| 3.8 1.9 5.7|131.9 0.0 131.9 44.0 0.61| 7.4 4.5 4000 196 31 137 16| 3.2 1.4 4.6|146.6 0.0 146.6 36.7 0.63| 5.9 3.7 5000 196 33 144 17| 2.8 1.1 4.0|161.9 0.0 161.9 32.4 0.65| 5.0 3.2 6000 197 35 151 18| 2.7 0.9 3.7|192.2 0.0 192.2 32.0 0.68| 4.6 3.1 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20251011.12.gif