UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041512.upa.cvt Date: 1200Z 15 APR 25 Searching for X1736... Searching the city database file for: X1736 ... Date:1200Z 15 APR 25 Station: X1736 WMO ident: 31736 Latitude: 48.53 Longitude: 135.23 ------------------------------------------------------------------------------- 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 -52 SFC 985 72 6.8 4.9 88 1.9 5.9 270 7 281.2 282.1 279.7 296.4 5.51 2 925 586 4.2 1.0 80 3.2 2.7 280 15 283.6 284.4 279.6 296.1 4.44 3 894 863 4.0 0.6 78 3.4 2.4 274 11 286.2 287.0 280.8 298.9 4.47 4 850 1271 0.8 -2.6 78 3.4 -0.6 265 5 287.0 287.6 280.3 297.6 3.71 5 824 1520 -1.3 -3.9 82 2.6 -2.4 261 5 287.3 287.9 280.1 297.3 3.47 6 700 2803 -8.7 -10.2 89 1.5 -9.2 240 3 292.9 293.3 281.5 300.4 2.51 7 688 2937 -9.5 -11.2 87 1.7 -10.1 234 3 293.4 293.8 281.5 300.5 2.36 8 665 3199 -11.7 -13.4 87 1.7 -12.2 223 4 293.8 294.2 281.3 300.0 2.04 9 589 4115 -19.3 -22.1 78 2.8 -19.9 184 5 295.3 295.5 280.8 298.8 1.10 10 561 4477 -20.1 -24.9 65 4.8 -21.0 168 6 298.5 298.7 282.0 301.4 0.90 11 500 5320 -26.7 -33.7 52 7.0 -27.6 130 7 300.5 300.6 282.2 302.0 0.44 12 475 5688 -29.5 -37.5 46 8.0 -30.3 138 7 301.5 301.5 282.4 302.6 0.32 13 423 6504 -35.7 -42.7 49 7.0 -36.2 156 6 303.7 303.7 283.2 304.4 0.21 14 400 6890 -39.5 -47.5 42 8.0 -39.9 165 5 303.7 303.7 283.0 304.1 0.13 15 330 8174 -51.3 -59.3 38 8.0 -51.5 102 9 304.6 304.6 283.3 304.8 0.04 16 308 8620 -53.7 -61.7 37 8.0 -53.8 80 11 307.3 307.3 284.4 307.5 0.03 17 300 8790 -52.1 -60.1 38 8.0 -52.2 85 11 311.9 311.9 286.1 312.1 0.04 18 280 9240 -47.1 -55.1 40 8.0 -47.4 100 10 325.3 325.3 290.5 325.6 0.08 19 250 9990 -45.3 -54.3 36 9.0 -45.7 125 9 338.7 338.7 294.1 339.1 0.10 20 200 11470 -45.9 -59.9 19 14.0 -46.5 205 9 360.1 360.1 298.8 360.4 0.06 21 186 11953 -44.7 -59.7 17 15.0 -45.4 215 9 369.6 369.6 300.5 369.9 0.07 22 150 13380 -47.5 -65.5 11 18.0 -48.3 245 9 388.2 388.2 303.6 388.4 0.04 23 104 15776 -52.7 -73.7 6 21.0 -53.4 218 9 421.2 421.2 307.9 421.2 0.02 24 100 16030 -52.3 -73.3 6 21.0 -53.0 215 9 426.7 426.7 308.5 426.8 0.02 25 70 18320 -54.3 -75.3 6 21.0 -55.1 245 13 468.2 468.2 312.5 468.3 0.02 26 65 18795 -55.9 -77.9 5 22.0 -56.6 239 12 474.8 474.8 313.0 474.8 0.01 27 57 19638 -53.1 -75.1 5 22.0 -54.2 230 9 499.3 499.3 314.9 499.4 0.03 28 50 20480 -55.1 -77.1 5 22.0 -56.1 220 7 513.6 513.6 315.9 513.8 0.02 29 45 21152 -55.7 -77.7 5 22.0 -56.7 228 7 527.9 527.9 316.8 528.0 0.02 30 30 23750 -53.3 -76.3 4 23.0 -55.1 260 5 599.3 599.3 320.6 599.6 0.04 31 26 24674 -52.1 -75.1 5 23.0 -54.4 627.8 627.8 321.8 628.2 0.06 TRP 308 8620 -53.7 -61.7 37 8.0 -53.8 80 11 307.3 307.3 284.4 307.5 0.03 WND Sounding variables and indices 1000-500 mb thick: 5372.00 m Freezing level: 840.10 mb = 1365.78 m = 4480.85 ft Wetbulb zero: 859.02 mb = 1185.68 m = 3889.97 ft Precipitable water: 0.56 inches Sfc-500 mean rel hum: 78.38 % Est. max temperature: 12.79 C = 55.03 F Sfc-Lift cond lev (LCL): 956.72 mb = 310.35 m = 1018.18 ft T: 5.59 C 700-500 lapse rate: 7.15 C/km ThetaE index: 1.52 C Layer 850.0- 700.0 mb Conv cond level (CCL): 849.19 mb = 1278.66 m = 4195.03 ft Mean mixing ratio: 4.76 g/kg Conv temperature: 12.61 C = 54.69 F Cap Strength: 4.02 C Lifted Index: 4.48 C Risk: None Lifted Index @300 mb: 10.75 C Lifted Index @700 mb: 2.59 C Showalter Index: 3.92 C Risk: None Total Totals Index: 51.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.50 C Cross Totals Index: 24.10 C K Index: 23.40 Risk: 20-40 % chance of thunderstorms Sweat Index: 69.00 Risk: None Energy Index: 0.89 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.96 J/kg Max Up Vert Vel: 6.47 m/s Conv Inhibition (B-): 40593.55 J/kg Cap Strength: 4.43 C Lift Cond Lev (LCL): 893.89 mb = 864.20 m = 2835.27 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 252 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 ---------------------------------------------------------- 0 985 72 270 7 7.0 -0.0 | 297 3 2.7 -1.4 1 925 586 280 15 14.8 -2.6 | 291 11 10.5 -4.0 2 850 1271 265 5 5.0 0.4 | 323 1 0.7 -1.0 3 700 2803 240 3 2.6 1.5 | 94 2 -1.7 0.1 4 500 5320 130 7 -5.4 4.5 | 108 10 -9.6 3.1 5 400 6890 165 5 -1.3 4.8 | 122 7 -5.6 3.4 6 308 8620 80 11 -10.8 -1.9 | 78 15 -15.1 -3.3 7 300 8790 85 11 -11.0 -1.0 | 81 15 -15.2 -2.3 8 250 9990 125 9 -7.4 5.2 | 108 12 -11.6 3.8 9 200 11470 205 9 3.8 8.2 | 176 7 -0.5 6.8 10 150 13380 245 9 8.2 3.8 | 238 5 3.9 2.4 11 100 16030 215 9 5.2 7.4 | 189 6 0.9 6.0 12 70 18320 245 13 11.8 5.5 | 241 9 7.5 4.1 13 50 20480 220 7 4.5 5.4 | 183 4 0.2 4.0 14 30 23750 260 5 4.9 0.9 | 308 1 0.7 -0.5 Wind Parameters Mean winds (0-6000m): 222.0 at 6.0 knts Storm direction: 252.0 at 4.5 knts Shear (0-3000m) pos: 1.4 neg: 2.2 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): -179.1 deg Storm rel helicity (0-3000m) pos: 1.9 neg: -1.8 tot: 0.1 m^2/s^2 ave: 0.0 10^-3 m/s^2 rel: 0.11 Storm rel vorticity (0-3000m) horiz: 3.7 stream: 0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.00 Bulk Shear: 10.47 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 ------------------------------------------------------------------------------- 500 277 11 292 7| 8.2 0.0 8.2| 0.6 -0.7 -0.1 -0.2 -0.04| 8.2 -0.4 1000 277 11 291 7| 4.1 3.7 7.8| 0.8 -1.8 -1.1 -1.1 -0.04| 7.8 -0.3 1500 275 9 294 6| 2.7 3.6 6.4| 1.4 -1.8 -0.4 -0.3 0.04| 6.4 0.2 2000 273 8 295 4| 2.1 2.9 5.0| 1.5 -1.8 -0.3 -0.1 0.07| 5.1 0.4 2500 271 7 297 3| 1.6 2.5 4.2| 1.6 -1.8 -0.2 -0.1 0.08| 4.2 0.4 3000 268 6 298 3| 1.4 2.2 3.6| 1.9 -1.8 0.1 0.0 0.11| 3.7 0.4 4000 258 6 277 2| 1.0 2.1 3.1| 2.4 -2.1 0.3 0.1 0.12| 3.2 0.4 5000 244 6 219 2| 0.8 2.1 2.9| 2.4 -7.1 -4.7 -0.9 0.02| 3.1 0.1 6000 222 6 175 3| 0.8 1.8 2.6| 5.3 -9.4 -4.1 -0.7 0.02| 2.8 0.1 Wrote GIF file: /home/apache/climate/data/raob//X1736/skewt/X1736.skewt.20250415.12.gif