Related Clues:

• Like a day in Houston, often
• Like the weather around lighthouses, often
• One of the three H's in a summer weather forecast
• Blurred
• Obscured
• Partially obscured
• Lacking clarity
• Hard to see
• Nebulous
• Less than clear
• Not too clear
• Not at all clear
• Having a bit of smog
• Hard to discern
• Like a smoke-filled room