UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042012.upa.cvt Date: 1200Z 20 APR 25 Searching for X0372... Searching the city database file for: X0372 ... Date:1200Z 20 APR 25 Station: X0372 WMO ident: 30372 Latitude: 56.92 Longitude: 118.37 ------------------------------------------------------------------------------- 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 35 1 920 -10617 250 5 SFC 919 -10447 -0.9 -7.9 59 7.0 -3.3 250 5 278.9 279.3 274.2 285.4 2.29 3 880 -3793 -3.7 -9.7 63 6.0 -5.7 247 7 279.5 279.8 274.2 285.4 2.08 4 850 1334 -3.9 -8.9 68 5.0 -5.6 245 9 282.1 282.5 276.0 288.6 2.29 5 842 1409 -3.9 -9.9 63 6.0 -5.9 241 9 282.8 283.2 276.2 289.0 2.14 6 701 2824 -14.7 -17.8 77 3.1 -15.4 171 13 286.1 286.3 276.7 290.1 1.34 7 700 2835 -14.3 -17.6 76 3.3 -15.1 170 13 286.6 286.9 277.0 290.8 1.37 8 688 2966 -13.7 -18.6 66 4.9 -14.9 167 14 288.7 289.0 278.0 292.6 1.28 9 655 3336 -17.3 -29.3 34 12.0 -19.3 159 17 288.8 288.9 276.9 290.4 0.52 10 606 3912 -22.3 -34.3 33 12.0 -23.8 146 22 289.5 289.5 277.0 290.6 0.35 11 582 4208 -22.7 -32.7 40 10.0 -24.0 140 25 292.4 292.5 278.5 293.8 0.42 12 500 5300 -31.5 -35.4 68 3.9 -31.9 115 35 294.6 294.7 279.5 295.9 0.38 13 487 5485 -33.3 -37.1 69 3.8 -33.6 116 38 294.6 294.7 279.4 295.7 0.32 14 483 5543 -33.5 -37.3 69 3.8 -33.8 116 39 295.1 295.2 279.6 296.2 0.32 15 400 6840 -41.9 -46.3 62 4.4 -42.1 120 60 300.5 300.6 281.8 301.1 0.15 16 311 8516 -51.0 -54.7 65 3.7 -51.1 135 97 310.3 310.3 285.5 310.5 0.07 17 300 8750 -52.3 -55.9 65 3.6 -52.4 311.6 311.6 286.0 311.9 0.07 18 281 9173 -52.1 -55.8 64 3.7 -52.2 317.8 317.8 288.1 318.1 0.07 TRP WND 311 8516 -51.0 -54.7 65 3.7 -51.1 135 97 310.3 310.3 285.5 310.5 0.07 Sounding variables and indices 1000-500 mb thick: 5265.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 56.67 % Est. max temperature: 4.55 C = 40.20 F Sfc-Lift cond lev (LCL): 823.37 mb = 1581.34 m = 5188.04 ft T: -5.22 C 700-500 lapse rate: 6.98 C/km Conv cond level (CCL): 741.48 mb = 2390.52 m = 7842.81 ft Mean mixing ratio: 2.16 g/kg Conv temperature: 5.18 C = 41.32 F Cap Strength: 6.17 C Lifted Index: 6.98 C Risk: None Lifted Index @300 mb: 17.47 C Lifted Index @700 mb: 3.32 C Showalter Index: 5.75 C Risk: None Total Totals Index: 50.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.60 C Cross Totals Index: 22.60 C K Index: 15.40 Risk: < 20 % chance of thunderstorms Sweat Index: 77.00 Risk: None Energy Index: 1.48 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 411.06 J/kg Max Up Vert Vel: 28.67 m/s Conv Inhibition (B-): 2573.92 J/kg Cap Strength: 6.86 C Lift Cond Lev (LCL): 789.72 mb = 1903.69 m = 6245.61 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 278 at 4 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 ---------------------------------------------------------- 0 919 -10447 250 5 4.7 1.7 | 186 2 0.3 2.3 1 850 1334 245 9 8.2 3.8 | 220 6 3.7 4.4 2 700 2835 170 13 -2.3 12.8 | 153 15 -6.7 13.4 3 500 5300 115 35 -31.7 14.8 | 113 39 -36.2 15.4 4 400 6840 120 60 -52.0 30.0 | 118 64 -56.4 30.6 Wind Parameters Mean winds (0-6000m): 247.7 at 6.0 knts Storm direction: 277.7 at 4.5 knts Shear (0-3000m) pos: 0.0 neg: 0.2 tot: 0.2 10-3/s Storm rel Dir Shear (0-3000m): 16.4 deg Storm rel helicity (0-3000m) pos: 0.5 neg: 0.0 tot: 0.5 m^2/s^2 ave: 0.2 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 0.2 stream: 0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3295.88 Bulk Shear: 0.12 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 5 185 2| 0.0 0.2 0.2| 0.1 0.0 0.1 0.2 0.82| 0.2 0.1 1000 248 5 186 3| 0.0 0.2 0.2| 0.2 0.0 0.2 0.2 0.81| 0.2 0.1 1500 248 5 188 3| 0.0 0.2 0.2| 0.3 0.0 0.3 0.2 0.79| 0.2 0.1 2000 248 5 190 3| 0.0 0.2 0.2| 0.4 0.0 0.4 0.2 0.77| 0.2 0.1 2500 248 5 191 3| 0.0 0.2 0.2| 0.4 0.0 0.4 0.2 0.75| 0.2 0.1 3000 248 5 193 3| 0.0 0.2 0.2| 0.5 0.0 0.5 0.2 0.73| 0.2 0.1 4000 248 6 196 3| 0.0 0.2 0.2| 0.7 0.0 0.7 0.2 0.70| 0.2 0.1 5000 248 6 198 3| 0.0 0.2 0.2| 0.9 0.0 0.9 0.2 0.66| 0.2 0.1 6000 248 6 201 3| 0.0 0.2 0.2| 1.0 0.0 1.0 0.2 0.63| 0.2 0.1 Wrote GIF file: /home/apache/climate/data/raob//X0372/skewt/X0372.skewt.20250420.12.gif