UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120800.upa.cvt Date: 0000Z 8 DEC 25 Searching for X1736... Searching the city database file for: X1736 ... Date:0000Z 8 DEC 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 ------------------------------------------------------------------------------- SFC 1006 73 -16.5 -19.5 78 3.0 -17.0 270 5 256.2 256.3 255.8 258.4 0.81 1 1000 118 -15.5 -19.0 74 3.5 -16.1 270 5 257.6 257.8 257.1 260.0 0.85 2 980 271 -12.5 -15.9 76 3.4 -13.2 280 6 262.2 262.3 261.2 265.2 1.13 3 925 711 -13.9 -17.2 76 3.3 -14.6 310 9 265.1 265.3 263.3 268.1 1.07 4 860 1263 -15.3 -18.8 75 3.5 -16.0 323 16 269.2 269.4 266.1 272.1 1.01 5 850 1351 -15.3 -19.2 72 3.9 -16.0 325 17 270.1 270.3 266.6 272.9 0.98 6 822 1603 -16.3 -24.3 50 8.0 -17.6 322 19 271.7 271.8 267.1 273.6 0.65 7 768 2110 -20.3 -32.3 33 12.0 -21.7 317 22 272.7 272.7 267.1 273.7 0.33 8 700 2789 -25.9 -34.9 43 9.0 -26.8 310 27 273.8 273.8 267.8 274.7 0.28 9 688 2914 -26.9 -34.9 47 8.0 -27.6 309 26 274.0 274.1 268.0 274.9 0.29 10 624 3613 -29.3 -37.3 46 8.0 -30.0 305 22 279.1 279.1 271.1 279.8 0.25 11 526 4812 -36.7 -46.7 35 10.0 -37.2 297 13 284.1 284.2 273.8 284.5 0.11 12 500 5160 -39.7 -49.7 34 10.0 -40.1 295 11 284.6 284.6 273.9 284.9 0.08 13 405 6569 -50.7 -58.7 38 8.0 -50.8 290 13 288.1 288.1 275.7 288.2 0.03 14 400 6650 -51.1 -59.1 38 8.0 -51.2 290 13 288.6 288.6 276.0 288.7 0.03 15 354 7445 -53.1 -61.1 37 8.0 -53.2 257 14 296.1 296.2 279.7 296.3 0.03 16 338 7743 -54.7 -62.7 37 8.0 -54.8 245 15 297.9 297.9 280.4 298.0 0.02 17 326 7975 -54.7 -62.7 37 8.0 -54.8 247 18 301.0 301.0 281.8 301.1 0.03 18 300 8510 -53.7 -61.7 37 8.0 -53.8 250 25 309.7 309.7 285.2 309.8 0.03 19 250 9690 -48.7 -58.7 30 10.0 -49.0 240 36 333.7 333.7 292.7 333.9 0.06 20 230 10242 -46.7 -58.7 24 12.0 -47.1 246 41 344.8 344.8 295.5 345.0 0.06 21 200 11170 -46.7 -61.7 17 15.0 -47.3 255 50 358.8 358.8 298.5 359.0 0.05 22 150 13070 -46.7 -65.7 10 19.0 -47.5 255 50 389.6 389.6 303.8 389.8 0.04 23 129 14066 -47.3 -68.3 7 21.0 -48.2 252 56 405.7 405.7 306.0 405.8 0.03 24 115 14822 -48.0 -69.6 7 21.6 -49.0 250 60 417.9 417.9 307.5 418.1 0.03 25 106 15358 -48.5 -70.5 6 22.0 -49.5 250 50 426.8 426.9 308.5 427.0 0.03 26 100 15740 -48.5 -70.5 6 22.0 -49.6 250 42 434.0 434.0 309.3 434.2 0.03 27 86 16732 -51.3 -74.3 5 23.0 -52.2 246 44 447.5 447.5 310.6 447.6 0.02 28 70 18080 -50.1 -74.1 4 24.0 -51.3 240 46 477.2 477.2 313.2 477.3 0.02 29 56 19536 -49.3 -73.3 4 24.0 -50.9 237 45 510.5 510.5 315.7 510.7 0.03 30 52 20017 -52.5 -76.5 4 24.0 -53.8 236 44 514.0 514.0 315.9 514.1 0.02 31 50 20270 -52.3 -76.3 4 24.0 -53.6 235 44 520.2 520.2 316.3 520.4 0.02 32 41 21551 -54.5 -78.5 4 24.0 -55.8 221 41 545.1 545.1 317.8 545.3 0.02 33 34 22780 -44.5 -70.5 4 26.0 -48.1 209 37 601.4 601.4 320.7 602.0 0.08 34 30 23620 -44.1 -70.1 4 26.0 -48.1 200 35 624.4 624.5 321.7 625.2 0.10 35 27 24326 -43.3 -69.3 4 26.0 -47.9 205 34 645.8 645.8 322.6 646.8 0.13 36 24 25108 -49.1 -74.1 4 25.0 -52.3 211 33 651.0 651.1 322.7 651.6 0.07 37 20 26310 -46.1 -72.1 4 26.0 -50.7 220 31 695.1 695.1 324.3 696.0 0.11 38 16 27782 -49.7 -74.7 4 25.0 -53.7 729.1 729.2 325.4 730.0 0.10 39 14 28663 -46.1 -72.1 4 26.0 -51.8 769.7 769.8 326.5 771.2 0.16 40 13 29153 -49.1 -74.1 4 25.0 -53.9 775.8 775.9 326.7 777.0 0.13 41 11 30257 -46.1 -72.1 4 26.0 -52.7 824.7 824.8 327.9 826.8 0.20 TRP 338 7743 -54.7 -62.7 37 8.0 -54.8 245 15 297.9 297.9 280.4 298.0 0.02 WND 115 14822 -48.0 -69.6 7 21.6 -49.0 250 60 417.9 417.9 307.5 418.1 0.03 Sounding variables and indices 1000-500 mb thick: 5042.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 50.10 % Est. max temperature: -3.11 C = 26.40 F Sfc-Lift cond lev (LCL): 957.82 mb = 445.58 m = 1461.87 ft T: -13.05 C 700-500 lapse rate: 5.82 C/km ThetaE index: 0.00 C Layer 1006.0-26038240.0 mb Conv cond level (CCL): 779.81 mb = 1996.44 m = 6549.92 ft Mean mixing ratio: 1.06 g/kg Conv temperature: -0.22 C = 31.60 F Cap Strength: 15.40 C Lifted Index: 15.53 C Risk: None Lifted Index @300 mb: 31.07 C Lifted Index @700 mb: 8.01 C Showalter Index: 9.85 C Risk: None Total Totals Index: 44.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.40 C Cross Totals Index: 20.50 C K Index: -3.80 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 2.49 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.86 J/kg Max Up Vert Vel: 7.47 m/s Conv Inhibition (B-): 75395.19 J/kg Cap Strength: 15.52 C Lift Cond Lev (LCL): 904.37 mb = 881.81 m = 2893.05 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 338 at 13 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 1006 73 270 5 5.0 -0.0 | 182 12 0.3 11.6 1 1000 118 270 5 5.0 -0.0 | 182 12 0.3 11.6 2 925 711 310 9 6.9 -5.8 | 201 6 2.2 5.8 3 850 1351 325 17 9.8 -13.9 | 294 6 5.1 -2.3 4 700 2789 310 27 20.7 -17.4 | 290 17 16.0 -5.7 5 500 5160 295 11 10.0 -4.6 | 217 9 5.3 7.0 6 400 6650 290 13 12.2 -4.4 | 226 10 7.6 7.2 7 338 7743 245 15 13.6 6.3 | 206 20 8.9 18.0 8 300 8510 250 25 23.5 8.6 | 223 28 18.8 20.2 9 250 9690 240 36 31.2 18.0 | 222 40 26.5 29.6 10 200 11170 255 50 48.3 12.9 | 241 50 43.6 24.6 11 150 13070 255 50 48.3 12.9 | 241 50 43.6 24.6 12 115 14822 250 60 56.4 20.5 | 238 61 51.7 32.1 13 100 15740 250 42 39.5 14.4 | 233 43 34.8 26.0 14 70 18080 240 46 39.8 23.0 | 225 49 35.2 34.6 15 50 20270 235 44 36.0 25.2 | 220 48 31.4 36.9 16 30 23620 200 35 12.0 32.9 | 189 45 7.3 44.5 17 20 26310 220 31 19.9 23.7 | 203 39 15.3 35.4 Wind Parameters Mean winds (0-6000m): 308.1 at 16.7 knts Storm direction: 338.1 at 12.5 knts Shear (0-3000m) pos: 2.7 neg: 1.5 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 102.8 deg Storm rel helicity (0-3000m) pos: 19.0 neg: -11.2 tot: 7.8 m^2/s^2 ave: 2.6 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 1.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.76 Bulk Shear: 15.84 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 ------------------------------------------------------------------------------- 500 288 6 188 10| 4.7 0.0 4.7| 7.0 0.0 7.0 14.0 0.57| 4.8 2.7 1000 305 8 198 7| 5.6 0.0 5.6| 14.0 0.0 14.0 14.0 0.69| 5.7 3.9 1500 314 11 220 5| 5.5 0.0 5.5| 19.0 0.0 19.0 12.7 0.69| 5.7 3.9 2000 316 13 247 5| 4.1 1.0 5.1| 19.0 -0.6 18.5 9.2 0.55| 5.3 2.9 2500 315 15 265 6| 3.3 1.6 4.9| 19.0 -3.0 16.0 6.4 0.43| 5.1 2.2 3000 314 17 272 8| 2.7 1.5 4.2| 19.0 -11.2 7.8 2.6 0.30| 4.9 1.5 4000 311 18 274 9| 2.1 0.9 2.9| 19.0 -30.6 -11.6 -2.9 0.09| 4.6 0.4 5000 310 18 269 9| 1.6 1.0 2.7| 19.0 -47.2 -28.2 -5.6 -0.08| 4.4 -0.4 6000 308 17 261 9| 1.4 0.9 2.2| 21.4 -48.6 -27.2 -4.5 -0.07| 3.8 -0.3 Wrote GIF file: /home/apache/climate/data/raob//X1736/skewt/X1736.skewt.20251208.00.gif