Dreams about exploring connections with someone you have feelings for often reflect your inner desires and anxieties regarding that relationship. In your case, dreaming about a deeper connection with Kat suggests that you may have unacknowledged feelings or a longing for a closer bond, but you're also aware of the potential risks involved, especially within your friend group.

The fear of making things "weird" is common, especially when friendships are involved. It may be helpful to consider the following:

1. Assess Your Feelings: Take some time to reflect on your feelings for Kat. Are they strong enough that you want to act on them, or are you comfortable maintaining the friendship as it is?
2. Gauge Her Interest: Look for signs that Kat may feel similarly. This can help you determine if exploring a deeper connection is worth the potential risk.
3. Open Communication: If you feel ready, consider discussing your feelings with her in a gentle and respectful manner. Framing it as an exploration of your friendship rather than a declaration can help ease the tension.
4. Be Prepared for Any Outcome: Understand the possibility that she may not feel the same way. Think about how you would handle that scenario to maintain your friendship.
5. Take Your Time: There's no rush to make a decision. Sometimes, allowing time for your feelings to evolve can lead to clarity.

Ultimately, trust your instincts and prioritize your friendship while considering your feelings. Remember that open communication is key in any relationship.