UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042512.upa.cvt Date: 1200Z 25 APR 25 Searching for U3955... Searching the city database file for: U3955 ... Date:1200Z 25 APR 25 Station: U3955 WMO ident: 23955 Latitude: 60.43 Longitude: 77.87 ------------------------------------------------------------------------------- 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 1002 48 8.4 5.9 84 2.5 7.1 225 5 281.4 282.4 280.2 297.4 5.81 1 1000 64 8.2 5.8 85 2.4 7.0 225 5 281.4 282.3 280.1 297.3 5.78 2 950 486 5.2 3.5 89 1.7 4.4 255 10 282.5 283.4 279.9 296.8 5.18 3 925 704 5.2 4.3 94 0.9 4.8 270 13 284.6 285.6 281.5 300.4 5.63 4 921 739 5.2 4.4 95 0.8 4.8 270 14 285.0 286.0 281.7 300.9 5.69 5 876 1148 3.4 3.4 100 0.0 3.4 270 19 287.2 288.2 282.6 303.0 5.58 6 850 1393 3.2 3.2 100 0.0 3.2 270 23 289.5 290.5 283.7 305.7 5.67 7 816 1724 2.4 2.4 100 0.0 2.4 271 27 292.0 293.0 284.6 308.1 5.58 8 726 2660 -3.1 -4.4 91 1.3 -3.7 274 37 295.9 296.6 284.3 307.3 3.80 9 706 2881 -2.9 -5.0 85 2.1 -3.8 275 39 298.5 299.2 285.2 309.8 3.73 10 700 2949 -3.5 -5.8 84 2.3 -4.4 275 40 298.6 299.3 285.1 309.3 3.54 11 577 4446 -14.3 -16.7 82 2.4 -15.0 275 47 302.9 303.3 284.8 308.6 1.79 12 500 5520 -20.3 -27.3 54 7.0 -21.7 275 52 308.3 308.4 285.7 311.0 0.81 13 485 5743 -21.9 -28.9 53 7.0 -23.2 274 52 309.0 309.2 285.8 311.5 0.72 14 400 7120 -33.3 -40.3 49 7.0 -34.0 265 54 311.7 311.8 286.3 312.7 0.28 15 300 9070 -50.1 -57.1 43 7.0 -50.3 270 58 314.7 314.7 287.1 315.0 0.06 16 287 9356 -53.1 -60.1 42 7.0 -53.2 271 57 314.5 314.5 286.9 314.6 0.04 17 250 10230 -59.3 -67.3 35 8.0 -59.4 275 54 317.9 317.9 288.1 318.0 0.02 18 233 10669 -61.5 -69.5 34 8.0 -61.6 275 52 321.0 321.0 289.1 321.1 0.01 19 200 11630 -54.9 -65.9 24 11.0 -55.1 280 50 345.8 345.8 295.7 345.9 0.03 20 170 12673 -51.3 -66.3 15 15.0 -51.7 283 42 368.3 368.3 300.3 368.4 0.03 21 150 13480 -52.7 -68.7 13 16.0 -53.1 285 36 379.3 379.3 302.2 379.4 0.02 22 100 16100 -53.5 -69.5 13 16.0 -54.1 295 23 424.4 424.4 308.2 424.5 0.03 23 88 16922 -54.3 -70.3 12 16.0 -54.9 291 22 438.6 438.6 309.7 438.7 0.03 24 70 18390 -54.1 -70.1 12 16.0 -54.8 285 19 468.6 468.7 312.5 468.9 0.04 25 50 20560 -53.3 -69.3 13 16.0 -54.4 280 15 517.9 517.9 316.2 518.3 0.07 26 30 23860 -52.3 -69.3 11 17.0 -54.2 265 13 602.1 602.1 320.7 602.9 0.11 27 22 25873 -50.9 -67.9 12 17.0 -53.5 662.1 662.2 323.2 663.6 0.19 TRP 233 10669 -61.5 -69.5 34 8.0 -61.6 275 52 321.0 321.0 289.1 321.1 0.01 WND Sounding variables and indices 1000-500 mb thick: 5456.00 m Freezing level: 776.73 mb = 2132.25 m = 6995.47 ft Wetbulb zero: 780.23 mb = 2082.86 m = 6833.44 ft Precipitable water: 0.82 inches Sfc-500 mean rel hum: 85.60 % Est. max temperature: 16.34 C = 61.40 F Sfc-Lift cond lev (LCL): 964.51 mb = 361.21 m = 1185.06 ft T: 6.09 C 700-500 lapse rate: 6.53 C/km ThetaE index: 1.16 C Layer 700.0- 500.0 mb Conv cond level (CCL): 811.61 mb = 1767.05 m = 5797.33 ft Mean mixing ratio: 5.51 g/kg Conv temperature: 19.25 C = 66.65 F Cap Strength: 7.07 C Lifted Index: 9.74 C Risk: None Lifted Index @300 mb: 11.64 C Lifted Index @700 mb: 6.82 C Showalter Index: 4.82 C Risk: None Total Totals Index: 47.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 23.50 C K Index: 24.40 Risk: 20-40 % chance of thunderstorms Sweat Index: 136.40 Risk: None Energy Index: 1.08 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.06 J/kg Max Up Vert Vel: 6.17 m/s Conv Inhibition (B-): 43981.18 J/kg Cap Strength: 9.40 C Lift Cond Lev (LCL): 928.58 mb = 672.40 m = 2206.02 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 304 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 1002 48 225 5 3.5 3.5 | 134 26 -18.9 18.5 1 1000 64 225 5 3.5 3.5 | 134 26 -18.9 18.5 2 925 704 270 13 13.0 -0.0 | 148 18 -9.4 14.9 3 850 1393 270 23 23.0 -0.0 | 182 15 0.6 14.9 4 700 2949 275 40 39.8 -3.5 | 237 21 17.4 11.4 5 500 5520 275 52 51.8 -4.5 | 251 31 29.4 10.4 6 400 7120 265 54 53.8 4.7 | 238 37 31.4 19.6 7 300 9070 270 58 58.0 -0.0 | 247 39 35.6 14.9 8 250 10230 275 54 53.8 -4.7 | 252 33 31.4 10.2 9 233 10669 275 52 51.8 -4.5 | 251 31 29.4 10.4 10 200 11630 280 50 49.2 -8.7 | 257 28 26.8 6.2 11 150 13480 285 36 34.8 -9.3 | 246 14 12.4 5.6 12 100 16100 295 23 20.8 -9.7 | 163 5 -1.6 5.2 13 70 18390 285 19 18.4 -4.9 | 158 11 -4.0 10.0 14 50 20560 280 15 14.8 -2.6 | 148 14 -7.6 12.3 15 30 23860 265 13 13.0 1.1 | 150 19 -9.5 16.1 Wind Parameters Mean winds (0-6000m): 273.7 at 35.9 knts Storm direction: 303.7 at 26.9 knts Shear (0-3000m) pos: 6.4 neg: 0.0 tot: 6.4 10-3/s Storm rel Dir Shear (0-3000m): 103.1 deg Storm rel helicity (0-3000m) pos: 144.8 neg: 0.0 tot: 144.8 m^2/s^2 ave: 48.3 10^-3 m/s^2 rel: 0.81 Storm rel vorticity (0-3000m) horiz: 6.6 stream: 5.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.17 Bulk Shear: 110.88 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 ------------------------------------------------------------------------------- 500 248 8 140 23| 7.7 0.0 7.7| 30.9 0.0 30.9 61.7 0.62| 7.9 5.0 1000 264 11 145 20| 7.7 0.0 7.7| 54.1 0.0 54.1 54.1 0.64| 8.0 5.2 1500 267 15 153 18| 7.4 0.0 7.4| 80.5 0.0 80.5 53.7 0.75| 7.6 5.7 2000 269 18 163 16| 6.9 0.0 6.9|102.3 0.0 102.3 51.2 0.79| 7.2 5.7 2500 270 21 174 15| 6.7 0.0 6.7|124.6 0.0 124.6 49.9 0.81| 6.9 5.6 3000 272 24 185 14| 6.4 0.0 6.4|144.8 0.0 144.8 48.3 0.81| 6.6 5.3 4000 273 28 204 15| 4.8 0.6 5.4|160.7 0.0 160.7 40.2 0.78| 5.5 4.3 5000 274 32 218 16| 3.9 1.0 4.8|176.7 0.0 176.7 35.3 0.75| 4.9 3.7 6000 274 36 227 18| 3.2 1.1 4.3|183.2 -19.8 163.4 27.2 0.65| 4.5 2.9 Wrote GIF file: /home/apache/climate/data/raob//U3955/skewt/U3955.skewt.20250425.12.gif