Path Calculator
Analyze microwave propagation between two points
Link Summary · 24 GHz
Distance
68 mi (109 km)
Bearing
212.2°
Terrain
BLOCKED
Propagation
67/100
GOOD
HRRR Data
9 / 9 points
Loss Budget · 24 GHz
FSPL (free-space)
160.8
dB
Gaseous (O₂+H₂O)
3.9
dB
Diffraction loss
110.3
dB
TOTAL PATH LOSS
275.0
dB
Gas rate: 0.0352 dB/km
H₂O: 0.0020 dB/km/g ·
O₂: 0.0200 dB/km
Abs humidity avg: 7.6 g/m³
Power Budget
TX Power
20.0
dBm
(100.0 mW)
TX Ant Gain
30.0
dBi
Feed Loss (×2)
-2.0
dB
EIRP
48.0
dBm
Path Loss (w/FF)
-275.0
dB
RX Ant Gain
30.0
dBi
RX Power
-197.0
dBm
Sensitivity (CW)
-141.0
dBm
MARGIN
-57.0
dB
Path Weather Avg
Temperature
81.6°F
27.6°C
Dewpoint
45.9°F
7.7°C
T/Td Gap
35.7°F
Abs Humidity
7.6 g/m³
Pressure
992.4 mb
PWAT
16.7 mm
BL Depth
2348.2 m
Refrac Gradient
0 N/km
Propagation Factors · 24 GHz
Rain
100
T-Td Depression
96
PWAT
80
Pressure
70
Humidity
51
Refractivity
50
Sky Cover
50
Wind
50
Season
47
Time of Day
18
Atmospheric Profile
HRRR (3 km) Valid 2026-05-03 20:00 UTC 9 path samples| Point | Lat, Lon | Temp | Dewpt | Press | HPBL | PWAT | Ns | dN/dh |
|---|---|---|---|---|---|---|---|---|
| Source | 34.0, -96.0 | 26.8°C | 10.9°C | 993.9 mb | 2266.0 m | 17.2 mm | ||
| 13% | 33.8, -96.1 | 27.2°C | 10.8°C | 997.5 mb | 2322.6 m | 18.2 mm | ||
| 25% | 33.7, -96.1 | 27.7°C | 9.3°C | 995.1 mb | 2337.2 m | 18.1 mm | ||
| 38% | 33.6, -96.2 | 27.4°C | 9.7°C | 993.6 mb | 2363.3 m | 19.0 mm | ||
| Midpoint | 33.5, -96.3 | 27.4°C | 6.7°C | 992.6 mb | 2329.0 m | 15.7 mm | ||
| 63% | 33.4, -96.4 | 28.2°C | 5.3°C | 992.4 mb | 2409.5 m | 16.3 mm | ||
| 75% | 33.3, -96.5 | 27.5°C | 5.7°C | 993.7 mb | 2316.3 m | 14.8 mm | ||
| 88% | 33.2, -96.5 | 27.6°C | 4.8°C | 995.4 mb | 2290.7 m | 13.7 mm | ||
| Destination | 33.1, -96.6 | 28.4°C | 6.3°C | 993.9 mb | 2499.5 m | 17.5 mm |
Midpoint vertical profile
18-Hour Propagation Forecast · 24 GHz
→ Steady
Best:
74
at 10:00 UTC
Worst:
64
at 13:00 UTC